======================================
| [   25.320565][  T350] br1: port 1(vx10) entered forwarding state
| [   25.322880][  T350] ------------[ cut here ]------------
| [ 25.323520][ T350] WARNING: CPU: 0 PID: 350 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) 
| [   25.324722][  T350] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   25.327180][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.327892][ T350] 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) 
[ 25.328495][ T350] 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
[   25.330527][  T350] RSP: 0000:ffffc900005b6ef0 EFLAGS: 00010246
[   25.331307][  T350] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[   25.332155][  T350] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   25.333067][  T350] RBP: ffffc900005b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.333991][  T350] R10: ffffc900005b7010 R11: ffffffffb12a8918 R12: 1ffff920000b6de2
[   25.334888][  T350] R13: 00000000000005dc R14: ffffc900005b7010 R15: ffff88800ec02f08
[   25.336067][  T350] FS:  00007efc99b9d800(0000) GS:ffff88807ceb7000(0000) knlGS:0000000000000000
[   25.337160][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.337925][  T350] CR2: 0000000000406141 CR3: 000000000d07c003 CR4: 0000000000772ef0
[   25.338847][  T350] PKRU: 55555554
[   25.339305][  T350] Call Trace:
[   25.339723][  T350]  <TASK>
[ 25.340062][ T350] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.340753][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.341379][ T350] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.341955][ T350] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.342673][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.343261][ T350] netif_set_mtu (net/core/dev.c:9652) 
[ 25.343866][ T350] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.344506][ T350] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.345395][ T350] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.345832][ T350] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.346657][ T350] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.347358][ T350] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.347964][ T350] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.348563][ T350] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.349394][ T350] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.349981][ T350] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.350572][ T350] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.351153][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.351749][ T350] ? __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) 
[ 25.352312][ T350] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.353049][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.353687][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.354345][ T350] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.354975][ T350] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.355545][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.356115][ T350] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.356765][ T350] ? __create_object (mm/kmemleak.c:771) 
[ 25.357353][ T350] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.357960][ T350] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.358636][ T350] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.359394][ T350] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.360006][ T350] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.360612][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.361160][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.361825][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.362501][ T350] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.363049][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.363722][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.364333][ T350] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.364921][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.365532][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.366162][ T350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.366755][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.367337][ T350] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.367960][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.368564][ T350] ? 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) 
[ 25.369128][ T350] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.369703][ T350] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.370337][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.370953][ T350] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.371566][ T350] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.372201][ T350] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.372816][ T350] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.373429][ T350] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.374058][ T350] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.375311][ T350] ___sys_sendmsg (net/socket.c:2670) 
[ 25.376480][ T350] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.377095][ T350] ? __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) 
[ 25.377859][ T350] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.378912][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.379914][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.380555][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.381151][ T350] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.381733][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.382369][ T350] __sys_sendmsg (net/socket.c:2700) 
[ 25.382950][ T350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.383769][ T350] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.384391][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.385398][ T350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.386064][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.386787][  T350] RIP: 0033:0x7efc99d6a1e7
[ 25.387392][ T350] 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)
[   25.390358][  T350] RSP: 002b:00007ffdcceb84e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.391269][  T350] RAX: ffffffffffffffda RBX: 00007ffdcceb8c10 RCX: 00007efc99d6a1e7
[   25.392150][  T350] RDX: 0000000000000000 RSI: 00007ffdcceb8550 RDI: 0000000000000005
[   25.393461][  T350] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.394407][  T350] R10: 00000000382bb910 R11: 0000000000000246 R12: 0000000000000004
[   25.395288][  T350] R13: 00000000686e186f R14: 0000000000499600 R15: 0000000000000000
| [   25.973933][  T356] ------------[ cut here ]------------
| [ 25.974305][ T356] WARNING: CPU: 2 PID: 356 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) 
| [   25.974963][  T356] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   25.977523][  T356] Tainted: [W]=WARN
[   25.977794][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.978243][ T356] 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) 
[ 25.978604][ T356] 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
[   25.979782][  T356] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[   25.980203][  T356] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[   25.980719][  T356] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   25.981232][  T356] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.981728][  T356] R10: ffffc900005e7010 R11: ffffffffb12a8918 R12: 1ffff920000bcde2
[   25.982240][  T356] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff88800ec02f08
[   25.982746][  T356] FS:  00007f5fcb8c5800(0000) GS:ffff88807cfb7000(0000) knlGS:0000000000000000
[   25.983336][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.983846][  T356] CR2: 00000000004e5de8 CR3: 000000000c813005 CR4: 0000000000772ef0
[   25.984360][  T356] PKRU: 55555554
[   25.984617][  T356] Call Trace:
[   25.984878][  T356]  <TASK>
[ 25.985057][ T356] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.985420][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.985772][ T356] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.986114][ T356] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.986553][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.986898][ T356] netif_set_mtu (net/core/dev.c:9652) 
[ 25.987246][ T356] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.987597][ T356] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.988117][ T356] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.988379][ T356] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.988858][ T356] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.989241][ T356] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.989577][ T356] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.989907][ T356] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.990332][ T356] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.990665][ T356] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.990992][ T356] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.991354][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.991682][ T356] ? __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) 
[ 25.992012][ T356] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.992427][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.992790][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.993124][ T356] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.993489][ T356] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.993840][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.994186][ T356] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.994543][ T356] ? __create_object (mm/kmemleak.c:771) 
[ 25.994890][ T356] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.995240][ T356] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.995576][ T356] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.995979][ T356] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.996324][ T356] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.996658][ T356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.996976][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.997315][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.997642][ T356] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.997964][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.998306][ T356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.998628][ T356] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.998955][ T356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.999294][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.999630][ T356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.999962][ T356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.000296][ T356] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.000643][ T356] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.001003][ T356] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.001347][ T356] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.001689][ T356] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.002023][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.002381][ T356] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.002721][ T356] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.003061][ T356] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.003419][ T356] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.003788][ T356] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.004137][ T356] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.004580][ T356] ___sys_sendmsg (net/socket.c:2670) 
[ 26.004918][ T356] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.005269][ T356] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.005695][ T356] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.006034][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.006381][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.006722][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.007063][ T356] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.007405][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.007745][ T356] __sys_sendmsg (net/socket.c:2700) 
[ 26.008080][ T356] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.008508][ T356] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.008855][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.009192][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.009535][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.009952][  T356] RIP: 0033:0x7f5fcba921e7
[ 26.010314][ T356] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.011505][  T356] RSP: 002b:00007fffc70ccb58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.011988][  T356] RAX: ffffffffffffffda RBX: 00007fffc70cd280 RCX: 00007f5fcba921e7
[   26.012479][  T356] RDX: 0000000000000000 RSI: 00007fffc70ccbc0 RDI: 0000000000000005
[   26.012960][  T356] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.013445][  T356] R10: 00000000294f6910 R11: 0000000000000246 R12: 0000000000000004
[   26.013939][  T356] R13: 00000000686e1870 R14: 0000000000499600 R15: 0000000000000000
| [   26.264698][  T358] ------------[ cut here ]------------
| [ 26.265087][ T358] WARNING: CPU: 3 PID: 358 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.265709][  T358] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   26.266978][  T358] Tainted: [W]=WARN
[   26.267230][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.267618][ T358] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.267933][ T358] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.269033][  T358] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[   26.269437][  T358] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[   26.269894][  T358] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   26.270362][  T358] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.270822][  T358] R10: ffffc900005e7010 R11: ffffffffb12a8918 R12: 1ffff920000bcde2
[   26.271290][  T358] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff88800ec02f08
[   26.271756][  T358] FS:  00007fd7a4e47800(0000) GS:ffff88807d037000(0000) knlGS:0000000000000000
[   26.272302][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.272686][  T358] CR2: 00000000004e5aa8 CR3: 000000000d1de005 CR4: 0000000000772ef0
[   26.273149][  T358] PKRU: 55555554
[   26.273400][  T358] Call Trace:
[   26.273744][  T358]  <TASK>
[ 26.273905][ T358] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.274222][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.274540][ T358] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.274846][ T358] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.275241][ T358] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.275562][ T358] netif_set_mtu (net/core/dev.c:9652) 
[ 26.275869][ T358] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.276186][ T358] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.276631][ T358] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.276863][ T358] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.277296][ T358] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.277656][ T358] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.277978][ T358] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.278306][ T358] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.278697][ T358] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.279003][ T358] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.279334][ T358] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.279647][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.279972][ T358] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.280288][ T358] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.280673][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.280977][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.281290][ T358] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.281595][ T358] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.281906][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.282226][ T358] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.282530][ T358] ? __create_object (mm/kmemleak.c:771) 
[ 26.282896][ T358] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.283207][ T358] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.283526][ T358] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.283938][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.284290][ T358] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.284604][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.284931][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.285257][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.285563][ T358] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.285866][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.286176][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.286490][ T358] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.286795][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.287104][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.287429][ T358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.287746][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.288066][ T358] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.288409][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.288746][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.289067][ T358] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.289410][ T358] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.289737][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.290075][ T358] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.290397][ T358] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.290704][ T358] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.291019][ T358] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.291342][ T358] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.291646][ T358] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.292049][ T358] ___sys_sendmsg (net/socket.c:2670) 
[ 26.292365][ T358] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.292672][ T358] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.293054][ T358] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.293369][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.293702][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.294017][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.294343][ T358] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.294650][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.294963][ T358] __sys_sendmsg (net/socket.c:2700) 
[ 26.295273][ T358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.295652][ T358] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.295969][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.296285][ T358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.296600][ T358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.296980][  T358] RIP: 0033:0x7fd7a50141e7
[ 26.297308][ T358] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.298416][  T358] RSP: 002b:00007ffd5d5ed618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.298886][  T358] RAX: ffffffffffffffda RBX: 00007ffd5d5edd40 RCX: 00007fd7a50141e7
[   26.299354][  T358] RDX: 0000000000000000 RSI: 00007ffd5d5ed680 RDI: 0000000000000005
[   26.299812][  T358] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.300278][  T358] R10: 000000003a167910 R11: 0000000000000246 R12: 0000000000000004
[   26.300745][  T358] R13: 00000000686e1870 R14: 0000000000499600 R15: 0000000000000000
| [   27.043360][  T363] ------------[ cut here ]------------
| [ 27.043719][ T363] WARNING: CPU: 1 PID: 363 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.044377][  T363] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   27.045970][  T363] Tainted: [W]=WARN
[   27.046340][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.046768][ T363] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.047119][ T363] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.048295][  T363] RSP: 0018:ffffc90000606ef0 EFLAGS: 00010246
[   27.048719][  T363] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[   27.049207][  T363] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   27.049721][  T363] RBP: ffffc90000606fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.050209][  T363] R10: ffffc90000607010 R11: ffffffffb12a8918 R12: 1ffff920000c0de2
[   27.050888][  T363] R13: 00000000000005dc R14: ffffc90000607010 R15: ffff88800ec02f08
[   27.051491][  T363] FS:  00007f8ebc1cb800(0000) GS:ffff88807cf37000(0000) knlGS:0000000000000000
[   27.052072][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.052493][  T363] CR2: 00000000004e5ab0 CR3: 000000000bbb5004 CR4: 0000000000772ef0
[   27.052991][  T363] PKRU: 55555554
[   27.053245][  T363] Call Trace:
[   27.053502][  T363]  <TASK>
[ 27.053684][ T363] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.054020][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.054364][ T363] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.054703][ T363] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.055108][ T363] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.055448][ T363] netif_set_mtu (net/core/dev.c:9652) 
[ 27.055791][ T363] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.056129][ T363] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.056616][ T363] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.056860][ T363] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.057314][ T363] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.057694][ T363] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.058027][ T363] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.058364][ T363] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.058784][ T363] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.059114][ T363] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.059446][ T363] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.059873][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.060203][ T363] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.060556][ T363] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.060962][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.061302][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.061647][ T363] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.061969][ T363] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.062304][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.062644][ T363] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.062970][ T363] ? __create_object (mm/kmemleak.c:771) 
[ 27.063309][ T363] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.063683][ T363] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.064008][ T363] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.064409][ T363] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.064825][ T363] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.065152][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.065483][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.065828][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.066180][ T363] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.066512][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.066846][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.067168][ T363] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.067503][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.067829][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.068154][ T363] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.068484][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.068805][ T363] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.069139][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.069471][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.069798][ T363] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.070121][ T363] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.070451][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.070776][ T363] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.071101][ T363] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.071439][ T363] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.071771][ T363] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.072103][ T363] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.072433][ T363] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.072840][ T363] ___sys_sendmsg (net/socket.c:2670) 
[ 27.073160][ T363] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.073491][ T363] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.073914][ T363] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.074255][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.074582][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.074906][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.075238][ T363] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.075576][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.075908][ T363] __sys_sendmsg (net/socket.c:2700) 
[ 27.076239][ T363] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.076649][ T363] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.076986][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.077322][ T363] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.077684][ T363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.078092][  T363] RIP: 0033:0x7f8ebc3981e7
[ 27.078462][ T363] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.079618][  T363] RSP: 002b:00007ffc474fcc28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.080112][  T363] RAX: ffffffffffffffda RBX: 00007ffc474fd350 RCX: 00007f8ebc3981e7
[   27.080608][  T363] RDX: 0000000000000000 RSI: 00007ffc474fcc90 RDI: 0000000000000005
[   27.081097][  T363] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.081604][  T363] R10: 000000000b9ec910 R11: 0000000000000246 R12: 0000000000000004
[   27.082064][  T363] R13: 00000000686e1871 R14: 0000000000499600 R15: 0000000000000000
| [   32.376437][  T414] ------------[ cut here ]------------
| [ 32.376770][ T414] WARNING: CPU: 1 PID: 414 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) 
| [   32.377620][  T414] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   32.378935][  T414] Tainted: [W]=WARN
[   32.379174][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.379576][ T414] 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) 
[ 32.379902][ T414] 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
[   32.381066][  T414] RSP: 0018:ffffc90000b7eef0 EFLAGS: 00010246
[   32.381486][  T414] RAX: 0000000000000000 RBX: ffff88800b842000 RCX: 0000000000000001
[   32.381992][  T414] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   32.382508][  T414] RBP: ffffc90000b7efe0 R08: 0000000000000000 R09: 0000000000000000
[   32.383002][  T414] R10: ffffc90000b7f010 R11: ffffffffb0979160 R12: 1ffff9200016fde2
[   32.383504][  T414] R13: 00000000000005dc R14: ffffc90000b7f010 R15: ffff88800b842f08
[   32.384037][  T414] FS:  00007f56b12b9800(0000) GS:ffff88807cf37000(0000) knlGS:0000000000000000
[   32.384611][  T414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.385023][  T414] CR2: 00000000004e6898 CR3: 000000000ec48004 CR4: 0000000000772ef0
[   32.385679][  T414] PKRU: 55555554
[   32.385924][  T414] Call Trace:
[   32.386166][  T414]  <TASK>
[ 32.386475][ T414] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.386806][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.387133][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.387601][ T414] netif_set_mtu (net/core/dev.c:9652) 
[ 32.387914][ T414] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.388291][ T414] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.388533][ T414] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.388994][ T414] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.389379][ T414] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.389716][ T414] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.390041][ T414] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.390455][ T414] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.390779][ T414] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.391101][ T414] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.391442][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.391783][ T414] ? __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) 
[ 32.392115][ T414] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.392528][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.392869][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.393205][ T414] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.393548][ T414] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.393886][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.394223][ T414] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.394560][ T414] ? __create_object (mm/kmemleak.c:771) 
[ 32.394886][ T414] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.395208][ T414] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.395558][ T414] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.395965][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.396300][ T414] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.396644][ T414] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.396964][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.397312][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.397636][ T414] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.397958][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.398293][ T414] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.398616][ T414] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.398941][ T414] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.399280][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.399623][ T414] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.399951][ T414] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.400285][ T414] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.400618][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.400954][ T414] ? 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) 
[ 32.401311][ T414] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.401654][ T414] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.401993][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.402342][ T414] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.402680][ T414] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.403022][ T414] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.403391][ T414] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.403747][ T414] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.404094][ T414] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.404533][ T414] ___sys_sendmsg (net/socket.c:2670) 
[ 32.404876][ T414] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.405209][ T414] ? __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) 
[ 32.405663][ T414] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.406002][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.406355][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.406693][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.407038][ T414] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.407382][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.407721][ T414] __sys_sendmsg (net/socket.c:2700) 
[ 32.408061][ T414] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.408483][ T414] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.408828][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.409169][ T414] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.409518][ T414] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.409947][  T414] RIP: 0033:0x7f56b14861e7
[ 32.410314][ T414] 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)
[   32.411490][  T414] RSP: 002b:00007ffddc28fae8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.411980][  T414] RAX: ffffffffffffffda RBX: 00007ffddc290210 RCX: 00007f56b14861e7
[   32.412476][  T414] RDX: 0000000000000000 RSI: 00007ffddc28fb50 RDI: 0000000000000005
[   32.412970][  T414] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.413471][  T414] R10: 000000002bd6e910 R11: 0000000000000246 R12: 0000000000000004
[   32.413991][  T414] R13: 00000000686e1877 R14: 0000000000499600 R15: 0000000000000000
| [   33.408242][  T422] ------------[ cut here ]------------
| [ 33.408559][ T422] WARNING: CPU: 1 PID: 422 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) 
| [   33.409166][  T422] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   33.410620][  T422] Tainted: [W]=WARN
[   33.410853][  T422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.411392][ T422] 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) 
[ 33.411713][ T422] 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
[   33.413013][  T422] RSP: 0018:ffffc90000bfeef0 EFLAGS: 00010246
[   33.413586][  T422] RAX: 0000000000000000 RBX: ffff88800b842000 RCX: 0000000000000001
[   33.414060][  T422] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   33.414681][  T422] RBP: ffffc90000bfefe0 R08: 0000000000000000 R09: 0000000000000000
[   33.415146][  T422] R10: ffffc90000bff010 R11: ffffffffb0979160 R12: 1ffff9200017fde2
[   33.415774][  T422] R13: 00000000000005dc R14: ffffc90000bff010 R15: ffff88800b842f08
[   33.416453][  T422] FS:  00007f96d9c9a800(0000) GS:ffff88807cf37000(0000) knlGS:0000000000000000
[   33.416989][  T422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.417586][  T422] CR2: 00000000004e5ce0 CR3: 000000000feb2001 CR4: 0000000000772ef0
[   33.418048][  T422] PKRU: 55555554
[   33.418424][  T422] Call Trace:
[   33.418675][  T422]  <TASK>
[ 33.418834][ T422] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.419185][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.419659][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.420006][ T422] netif_set_mtu (net/core/dev.c:9652) 
[ 33.420388][ T422] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.420711][ T422] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.420950][ T422] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.421404][ T422] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.421782][ T422] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.422127][ T422] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.422466][ T422] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.422878][ T422] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.423200][ T422] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.423534][ T422] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.423894][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.424230][ T422] ? __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) 
[ 33.424541][ T422] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.424927][ T422] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.425272][ T422] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.425583][ T422] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.425980][ T422] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.426506][ T422] ? irqentry_exit (kernel/entry/common.c:311) 
[ 33.427053][ T422] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.427646][ T422] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.428242][ T422] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.428810][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.429412][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.429936][ T422] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.430492][ T422] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.431031][ T422] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.431604][ T422] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.432155][ T422] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.432739][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.433341][ T422] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.433896][ T422] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.434484][ T422] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.435051][ T422] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.435621][ T422] ? 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) 
[ 33.436175][ T422] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.436778][ T422] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.437367][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.437939][ T422] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.438515][ T422] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.439070][ T422] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.439664][ T422] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.440249][ T422] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.440801][ T422] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.441271][ T422] ___sys_sendmsg (net/socket.c:2670) 
[ 33.441587][ T422] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.442033][ T422] ? __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) 
[ 33.442436][ T422] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.442764][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.443079][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.443414][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.443746][ T422] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.444064][ T422] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.444395][ T422] __sys_sendmsg (net/socket.c:2700) 
[ 33.444707][ T422] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.445126][ T422] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.445473][ T422] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.445836][ T422] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.446352][ T422] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.446762][  T422] RIP: 0033:0x7f96d9e671e7
[ 33.447086][ T422] 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)
[   33.448232][  T422] RSP: 002b:00007ffefd624438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.448720][  T422] RAX: ffffffffffffffda RBX: 00007ffefd624b60 RCX: 00007f96d9e671e7
[   33.449258][  T422] RDX: 0000000000000000 RSI: 00007ffefd6244a0 RDI: 0000000000000005
[   33.449757][  T422] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.450286][  T422] R10: 000000003b10c910 R11: 0000000000000246 R12: 0000000000000004
[   33.450780][  T422] R13: 00000000686e1878 R14: 0000000000499600 R15: 0000000000000000
| [   34.351038][  T429] ------------[ cut here ]------------
| [ 34.351366][ T429] WARNING: CPU: 0 PID: 429 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.351985][  T429] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   34.353272][  T429] Tainted: [W]=WARN
[   34.353539][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.353945][ T429] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.354294][ T429] 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
[   34.355418][  T429] RSP: 0018:ffffc90000c4eef0 EFLAGS: 00010246
[   34.355817][  T429] RAX: 0000000000000000 RBX: ffff88800b842000 RCX: 0000000000000001
[   34.356314][  T429] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   34.356776][  T429] RBP: ffffc90000c4efe0 R08: 0000000000000000 R09: 0000000000000000
[   34.357245][  T429] R10: ffffc90000c4f010 R11: ffffffffb12a8918 R12: 1ffff92000189de2
[   34.357720][  T429] R13: 00000000000005dc R14: ffffc90000c4f010 R15: ffff88800b842f08
[   34.358182][  T429] FS:  00007fd14c055800(0000) GS:ffff88807ceb7000(0000) knlGS:0000000000000000
[   34.358754][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.359141][  T429] CR2: 00000000004e5de8 CR3: 000000000edfc001 CR4: 0000000000772ef0
[   34.359629][  T429] PKRU: 55555554
[   34.359861][  T429] Call Trace:
[   34.360096][  T429]  <TASK>
[ 34.360265][ T429] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.360579][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.360894][ T429] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.361201][ T429] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.361597][ T429] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.361906][ T429] netif_set_mtu (net/core/dev.c:9652) 
[ 34.362235][ T429] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.362559][ T429] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.362992][ T429] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.363240][ T429] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.363675][ T429] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.364028][ T429] do_set_master (net/core/rtnetlink.c:2948) 
[ 34.364350][ T429] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.364672][ T429] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.365062][ T429] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.365385][ T429] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.365690][ T429] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.366001][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.366323][ T429] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.366633][ T429] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.367016][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.367335][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.367643][ T429] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.367949][ T429] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.368297][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.368615][ T429] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.368925][ T429] ? __create_object (mm/kmemleak.c:771) 
[ 34.369260][ T429] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.369576][ T429] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.369885][ T429] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.370292][ T429] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.370636][ T429] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.370968][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.371286][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.371629][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.371956][ T429] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.372291][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.372624][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.372948][ T429] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.373271][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.373584][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.373911][ T429] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.374253][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.374572][ T429] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.374890][ T429] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.375196][ T429] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.375527][ T429] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.375839][ T429] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.376145][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.376468][ T429] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.376790][ T429] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.377114][ T429] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.377453][ T429] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.377778][ T429] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.378098][ T429] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.378527][ T429] ___sys_sendmsg (net/socket.c:2670) 
[ 34.378840][ T429] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.379148][ T429] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.379542][ T429] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.379854][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.380164][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.380482][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.380794][ T429] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.381110][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.381455][ T429] __sys_sendmsg (net/socket.c:2700) 
[ 34.381775][ T429] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.382175][ T429] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.382527][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.382851][ T429] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.383175][ T429] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.383587][  T429] RIP: 0033:0x7fd14c2221e7
[ 34.383935][ T429] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.385094][  T429] RSP: 002b:00007ffda5536a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.385590][  T429] RAX: ffffffffffffffda RBX: 00007ffda55371a0 RCX: 00007fd14c2221e7
[   34.386077][  T429] RDX: 0000000000000000 RSI: 00007ffda5536ae0 RDI: 0000000000000005
[   34.386576][  T429] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.387065][  T429] R10: 00000000052e4910 R11: 0000000000000246 R12: 0000000000000004
[   34.387573][  T429] R13: 00000000686e1878 R14: 0000000000499600 R15: 0000000000000000
| [   38.911537][  T471] ------------[ cut here ]------------
| [ 38.911883][ T471] WARNING: CPU: 0 PID: 471 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) 
| [   38.912550][  T471] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   38.913905][  T471] Tainted: [W]=WARN
[   38.914151][  T471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.914564][ T471] 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) 
[ 38.914900][ T471] 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
[   38.916058][  T471] RSP: 0018:ffffc90000dceef0 EFLAGS: 00010246
[   38.916479][  T471] RAX: 0000000000000000 RBX: ffff888004d92000 RCX: 0000000000000001
[   38.916963][  T471] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   38.917452][  T471] RBP: ffffc90000dcefe0 R08: 0000000000000000 R09: 0000000000000000
[   38.917938][  T471] R10: ffffc90000dcf010 R11: ffffffffb0979160 R12: 1ffff920001b9de2
[   38.918451][  T471] R13: 00000000000005dc R14: ffffc90000dcf010 R15: ffff888004d92f08
[   38.918931][  T471] FS:  00007f6376b13800(0000) GS:ffff88807ceb7000(0000) knlGS:0000000000000000
[   38.919503][  T471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.919933][  T471] CR2: 00000000004e6898 CR3: 000000000593c006 CR4: 0000000000772ef0
[   38.920448][  T471] PKRU: 55555554
[   38.920693][  T471] Call Trace:
[   38.920938][  T471]  <TASK>
[ 38.921105][ T471] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.921442][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.921784][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.922110][ T471] netif_set_mtu (net/core/dev.c:9652) 
[ 38.922443][ T471] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.922802][ T471] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.923042][ T471] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.923490][ T471] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.923864][ T471] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.924188][ T471] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.924519][ T471] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.924962][ T471] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.925306][ T471] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.925627][ T471] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.925956][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.926291][ T471] ? __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) 
[ 38.926615][ T471] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.927031][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.927353][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.927673][ T471] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.927987][ T471] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.928360][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.928682][ T471] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.929000][ T471] ? __create_object (mm/kmemleak.c:771) 
[ 38.929362][ T471] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.929675][ T471] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.929989][ T471] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.930432][ T471] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.930761][ T471] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.931091][ T471] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.931426][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.931757][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.932080][ T471] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.932422][ T471] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.932757][ T471] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.933077][ T471] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.933413][ T471] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.933750][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.934078][ T471] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.934417][ T471] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.934742][ T471] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.935076][ T471] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.935415][ T471] ? 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) 
[ 38.935739][ T471] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.936062][ T471] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.936409][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.936741][ T471] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.937066][ T471] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.937397][ T471] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.937742][ T471] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.938071][ T471] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.938400][ T471] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.938816][ T471] ___sys_sendmsg (net/socket.c:2670) 
[ 38.939138][ T471] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.939470][ T471] ? __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) 
[ 38.939874][ T471] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.940206][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.940556][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.940884][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.941209][ T471] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.941542][ T471] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.941877][ T471] __sys_sendmsg (net/socket.c:2700) 
[ 38.942195][ T471] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.942649][ T471] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.942989][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.943321][ T471] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.943653][ T471] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.944054][  T471] RIP: 0033:0x7f6376ce01e7
[ 38.944402][ T471] 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)
[   38.945561][  T471] RSP: 002b:00007ffd16472508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.946048][  T471] RAX: ffffffffffffffda RBX: 00007ffd16472c30 RCX: 00007f6376ce01e7
[   38.946537][  T471] RDX: 0000000000000000 RSI: 00007ffd16472570 RDI: 0000000000000005
[   38.947028][  T471] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.947519][  T471] R10: 0000000008ac1910 R11: 0000000000000246 R12: 0000000000000004
[   38.948002][  T471] R13: 00000000686e187d R14: 0000000000499600 R15: 0000000000000000
| [   39.905274][  T479] ------------[ cut here ]------------
| [ 39.905604][ T479] WARNING: CPU: 0 PID: 479 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) 
| [   39.907621][  T479] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   39.908967][  T479] Tainted: [W]=WARN
[   39.909204][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.909610][ T479] 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) 
[ 39.909937][ T479] 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
[   39.911069][  T479] RSP: 0018:ffffc90000e2eef0 EFLAGS: 00010246
[   39.911477][  T479] RAX: 0000000000000000 RBX: ffff888004d92000 RCX: 0000000000000001
[   39.911954][  T479] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   39.912445][  T479] RBP: ffffc90000e2efe0 R08: 0000000000000000 R09: 0000000000000000
[   39.912939][  T479] R10: ffffc90000e2f010 R11: ffffffffb0979160 R12: 1ffff920001c5de2
[   39.913431][  T479] R13: 00000000000005dc R14: ffffc90000e2f010 R15: ffff888004d92f08
[   39.913928][  T479] FS:  00007ff9a6c80800(0000) GS:ffff88807ceb7000(0000) knlGS:0000000000000000
[   39.914500][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.914903][  T479] CR2: 00000000004e5ce0 CR3: 00000000108e8003 CR4: 0000000000772ef0
[   39.915393][  T479] PKRU: 55555554
[   39.915706][  T479] Call Trace:
[   39.915961][  T479]  <TASK>
[ 39.916134][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.916485][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.916820][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.917149][ T479] netif_set_mtu (net/core/dev.c:9652) 
[ 39.917483][ T479] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 39.917821][ T479] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 39.918066][ T479] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 39.918524][ T479] br_add_if (net/bridge/br_if.c:697) bridge 
[ 39.918894][ T479] do_set_master (net/core/rtnetlink.c:2948) 
[ 39.919228][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 39.919561][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.919965][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.920296][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.920617][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.920944][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.921274][ T479] ? __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) 
[ 39.921601][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.922000][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.922331][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.922654][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.922974][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.923306][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.923640][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.923975][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 39.924311][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.924641][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.924963][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.925369][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.925696][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.926022][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.926348][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.926675][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.927002][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.927326][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.927654][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.927975][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.928309][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.928635][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.928961][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.929296][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.929621][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.929953][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.930282][ T479] ? 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) 
[ 39.930606][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.930929][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.931260][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.931590][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.931916][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.932243][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.932572][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.932900][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.933227][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.933646][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 39.933974][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.934304][ T479] ? __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) 
[ 39.934704][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.935030][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.935364][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.935692][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.936016][ T479] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.936351][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.936681][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 39.936998][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.937404][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.937736][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.938059][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.938392][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.938794][  T479] RIP: 0033:0x7ff9a6e4d1e7
[ 39.939126][ T479] 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)
[   39.940285][  T479] RSP: 002b:00007ffc0e563a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.940776][  T479] RAX: ffffffffffffffda RBX: 00007ffc0e564190 RCX: 00007ff9a6e4d1e7
[   39.941269][  T479] RDX: 0000000000000000 RSI: 00007ffc0e563ad0 RDI: 0000000000000005
[   39.941751][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   39.942241][  T479] R10: 00000000214f7910 R11: 0000000000000246 R12: 0000000000000004
[   39.942721][  T479] R13: 00000000686e187e R14: 0000000000499600 R15: 0000000000000000
| [   40.853543][  T486] ------------[ cut here ]------------
| [ 40.853905][ T486] WARNING: CPU: 2 PID: 486 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) 
| [   40.854785][  T486] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   40.856099][  T486] Tainted: [W]=WARN
[   40.856354][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.856749][ T486] 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) 
[ 40.857075][ T486] 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
[   40.858227][  T486] RSP: 0018:ffffc90000e8eef0 EFLAGS: 00010246
[   40.858632][  T486] RAX: 0000000000000000 RBX: ffff888004d92000 RCX: 0000000000000001
[   40.859101][  T486] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[   40.859582][  T486] RBP: ffffc90000e8efe0 R08: 0000000000000000 R09: 0000000000000000
[   40.860051][  T486] R10: ffffc90000e8f010 R11: ffffffffb12a8918 R12: 1ffff920001d1de2
[   40.860530][  T486] R13: 00000000000005dc R14: ffffc90000e8f010 R15: ffff888004d92f08
[   40.860998][  T486] FS:  00007f0948c55800(0000) GS:ffff88807cfb7000(0000) knlGS:0000000000000000
[   40.861564][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.861958][  T486] CR2: 00000000004e5de8 CR3: 0000000009e26003 CR4: 0000000000772ef0
[   40.862451][  T486] PKRU: 55555554
[   40.862698][  T486] Call Trace:
[   40.862953][  T486]  <TASK>
[ 40.863124][ T486] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.863462][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.863796][ T486] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 40.864126][ T486] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 40.864533][ T486] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 40.864852][ T486] netif_set_mtu (net/core/dev.c:9652) 
[ 40.865167][ T486] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 40.865523][ T486] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 40.865967][ T486] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 40.866236][ T486] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 40.866709][ T486] br_add_if (net/bridge/br_if.c:697) bridge 
[ 40.867074][ T486] do_set_master (net/core/rtnetlink.c:2948) 
[ 40.867432][ T486] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 40.867761][ T486] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.868159][ T486] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.868490][ T486] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.868817][ T486] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.869141][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.869472][ T486] ? __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) 
[ 40.869797][ T486] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.870185][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.870539][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.870864][ T486] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.871182][ T486] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.871514][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.871837][ T486] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.872172][ T486] ? __create_object (mm/kmemleak.c:771) 
[ 40.872510][ T486] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.872855][ T486] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.873173][ T486] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.873579][ T486] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.873930][ T486] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.874280][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.874602][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.874933][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.875270][ T486] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.875586][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.875910][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.876242][ T486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.876566][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.876907][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.877247][ T486] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.877569][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.877892][ T486] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.878241][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.878560][ T486] ? 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) 
[ 40.878899][ T486] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.879232][ T486] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.879549][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.879884][ T486] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.880203][ T486] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.880553][ T486] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.880887][ T486] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.881229][ T486] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.881562][ T486] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.881967][ T486] ___sys_sendmsg (net/socket.c:2670) 
[ 40.882312][ T486] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.882638][ T486] ? __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) 
[ 40.883031][ T486] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.883365][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.883707][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.884070][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.884401][ T486] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.884730][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.885057][ T486] __sys_sendmsg (net/socket.c:2700) 
[ 40.885385][ T486] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.885781][ T486] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.886119][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.886464][ T486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.886790][ T486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.887184][  T486] RIP: 0033:0x7f0948e221e7
[ 40.887525][ T486] 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)
[   40.888659][  T486] RSP: 002b:00007ffdeeb70cc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.889135][  T486] RAX: ffffffffffffffda RBX: 00007ffdeeb713f0 RCX: 00007f0948e221e7
[   40.889614][  T486] RDX: 0000000000000000 RSI: 00007ffdeeb70d30 RDI: 0000000000000005
[   40.890091][  T486] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   40.890604][  T486] R10: 00000000203b1910 R11: 0000000000000246 R12: 0000000000000004
[   40.891078][  T486] R13: 00000000686e187f R14: 0000000000499600 R15: 0000000000000000
| [  328.916895][ T3252] ------------[ cut here ]------------
| [ 328.917683][ T3252] WARNING: CPU: 1 PID: 3252 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) 
| [  328.918324][ T3252] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  328.919715][ T3252] Tainted: [W]=WARN
[  328.919951][ T3252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 328.920342][ T3252] 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) 
[ 328.920662][ T3252] 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
[  328.921771][ T3252] RSP: 0018:ffffc90005d5ef70 EFLAGS: 00010246
[  328.922194][ T3252] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[  328.922664][ T3252] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[  328.923126][ T3252] RBP: ffffc90005d5f058 R08: 0000000000000000 R09: 0000000000000000
[  328.923594][ T3252] R10: ffffc90005d5f088 R11: ffffffffac800130 R12: 1ffff92000babdf2
[  328.924069][ T3252] R13: 00000000000005dc R14: ffffc90005d5f088 R15: ffff88800ec02f08
[  328.924564][ T3252] FS:  00007f5c902c5800(0000) GS:ffff88807cf37000(0000) knlGS:0000000000000000
[  328.925105][ T3252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  328.925506][ T3252] CR2: 00000000004e5de8 CR3: 0000000004cec002 CR4: 0000000000772ef0
[  328.925999][ T3252] PKRU: 55555554
[  328.926243][ T3252] Call Trace:
[  328.926474][ T3252]  <TASK>
[ 328.926629][ T3252] ? __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) 
[ 328.927032][ T3252] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 328.927423][ T3252] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 328.927736][ T3252] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 328.928048][ T3252] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 328.928363][ T3252] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 328.928685][ T3252] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 328.928988][ T3252] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 328.929307][ T3252] ? ___sys_sendmsg (net/socket.c:2670) 
[ 328.929611][ T3252] ? __sys_sendmsg (net/socket.c:2700) 
[ 328.929924][ T3252] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 328.930244][ T3252] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 328.930628][ T3252] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 328.930948][ T3252] netif_set_mtu (net/core/dev.c:9652) 
[ 328.931300][ T3252] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 328.931626][ T3252] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 328.931859][ T3252] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 328.932317][ T3252] br_del_if (net/bridge/br_if.c:743) bridge 
[ 328.932664][ T3252] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 328.932967][ T3252] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 328.933290][ T3252] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 328.933603][ T3252] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 328.933995][ T3252] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 328.934322][ T3252] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 328.934641][ T3252] ? __kernel_text_address (kernel/extable.c:79) 
[ 328.934960][ T3252] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 328.935281][ T3252] ? __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) 
[ 328.935597][ T3252] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 328.936049][ T3252] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 328.936386][ T3252] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 328.936714][ T3252] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 328.937040][ T3252] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 328.937383][ T3252] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 328.937712][ T3252] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 328.938035][ T3252] ? __create_object (mm/kmemleak.c:771) 
[ 328.938375][ T3252] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 328.938704][ T3252] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 328.939034][ T3252] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 328.939446][ T3252] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 328.939786][ T3252] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 328.940115][ T3252] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 328.940445][ T3252] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 328.940777][ T3252] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 328.941103][ T3252] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 328.941438][ T3252] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 328.941763][ T3252] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 328.942090][ T3252] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 328.942433][ T3252] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 328.942764][ T3252] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 328.943094][ T3252] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 328.943435][ T3252] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 328.943762][ T3252] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 328.944103][ T3252] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 328.944435][ T3252] ? 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) 
[ 328.944770][ T3252] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 328.945098][ T3252] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 328.945430][ T3252] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 328.945759][ T3252] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 328.946081][ T3252] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 328.946410][ T3252] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 328.946742][ T3252] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 328.947063][ T3252] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 328.947408][ T3252] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 328.947824][ T3252] ___sys_sendmsg (net/socket.c:2670) 
[ 328.948140][ T3252] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 328.948472][ T3252] ? __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) 
[ 328.948880][ T3252] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 328.949227][ T3252] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 328.949561][ T3252] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 328.949890][ T3252] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 328.950235][ T3252] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 328.950561][ T3252] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 328.950893][ T3252] __sys_sendmsg (net/socket.c:2700) 
[ 328.951232][ T3252] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 328.951634][ T3252] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 328.951969][ T3252] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 328.952308][ T3252] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 328.952636][ T3252] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  328.953041][ T3252] RIP: 0033:0x7f5c904921e7
[ 328.953396][ T3252] 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)
[  328.954564][ T3252] RSP: 002b:00007ffc76146658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  328.955056][ T3252] RAX: ffffffffffffffda RBX: 00007ffc76146d80 RCX: 00007f5c904921e7
[  328.955552][ T3252] RDX: 0000000000000000 RSI: 00007ffc761466c0 RDI: 0000000000000005
[  328.956040][ T3252] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  328.956542][ T3252] R10: 00007f5c9038fee8 R11: 0000000000000246 R12: 0000000000000003
[  328.957033][ T3252] R13: 00000000686e199f R14: 0000000000499600 R15: 0000000000000000
| [  329.098454][ T3253] ------------[ cut here ]------------
| [ 329.098801][ T3253] WARNING: CPU: 2 PID: 3253 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) 
| [  329.099511][ T3253] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  329.100943][ T3253] Tainted: [W]=WARN
[  329.101186][ T3253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 329.101614][ T3253] 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) 
[ 329.101947][ T3253] 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
[  329.103139][ T3253] RSP: 0018:ffffc90005d6ef70 EFLAGS: 00010246
[  329.103661][ T3253] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[  329.104295][ T3253] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[  329.104937][ T3253] RBP: ffffc90005d6f058 R08: 0000000000000000 R09: 0000000000000000
[  329.105592][ T3253] R10: ffffc90005d6f088 R11: ffffffffb0979160 R12: 1ffff92000baddf2
[  329.106576][ T3253] R13: 00000000000005dc R14: ffffc90005d6f088 R15: ffff88800ec02f08
[  329.107594][ T3253] FS:  00007f09df2c2800(0000) GS:ffff88807cfb7000(0000) knlGS:0000000000000000
[  329.108356][ T3253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  329.108945][ T3253] CR2: 00000000004e5ce0 CR3: 000000000f808005 CR4: 0000000000772ef0
[  329.109598][ T3253] PKRU: 55555554
[  329.109845][ T3253] Call Trace:
[  329.110086][ T3253]  <TASK>
[ 329.110268][ T3253] ? __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) 
[ 329.110673][ T3253] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 329.111045][ T3253] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 329.111420][ T3253] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 329.111738][ T3253] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 329.112056][ T3253] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 329.112462][ T3253] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 329.112787][ T3253] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 329.113136][ T3253] ? ___sys_sendmsg (net/socket.c:2670) 
[ 329.113582][ T3253] ? __sys_sendmsg (net/socket.c:2700) 
[ 329.114069][ T3253] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 329.114440][ T3253] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 329.114847][ T3253] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 329.115178][ T3253] netif_set_mtu (net/core/dev.c:9652) 
[ 329.115551][ T3253] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 329.115987][ T3253] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 329.116261][ T3253] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 329.116755][ T3253] br_del_if (net/bridge/br_if.c:743) bridge 
[ 329.117207][ T3253] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 329.117703][ T3253] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 329.118198][ T3253] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 329.118562][ T3253] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 329.118968][ T3253] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 329.119317][ T3253] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 329.119641][ T3253] ? __kernel_text_address (kernel/extable.c:79) 
[ 329.119964][ T3253] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 329.120328][ T3253] ? __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) 
[ 329.120663][ T3253] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 329.121052][ T3253] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 329.121489][ T3253] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 329.121815][ T3253] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 329.122156][ T3253] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 329.122511][ T3253] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 329.122831][ T3253] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 329.123158][ T3253] ? __create_object (mm/kmemleak.c:771) 
[ 329.123575][ T3253] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 329.123918][ T3253] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 329.124266][ T3253] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 329.124703][ T3253] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 329.125127][ T3253] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 329.125543][ T3253] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 329.125874][ T3253] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 329.126222][ T3253] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 329.126554][ T3253] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 329.126897][ T3253] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 329.127314][ T3253] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 329.127641][ T3253] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 329.128022][ T3253] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 329.128419][ T3253] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 329.128835][ T3253] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 329.129246][ T3253] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 329.129619][ T3253] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 329.130059][ T3253] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 329.130423][ T3253] ? 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) 
[ 329.130748][ T3253] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 329.131074][ T3253] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 329.131427][ T3253] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 329.131753][ T3253] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 329.132079][ T3253] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 329.132448][ T3253] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 329.132774][ T3253] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 329.133165][ T3253] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 329.133691][ T3253] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 329.134460][ T3253] ___sys_sendmsg (net/socket.c:2670) 
[ 329.135040][ T3253] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 329.135705][ T3253] ? __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) 
[ 329.136427][ T3253] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 329.137011][ T3253] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 329.137629][ T3253] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 329.138233][ T3253] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 329.138798][ T3253] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 329.139389][ T3253] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 329.139983][ T3253] __sys_sendmsg (net/socket.c:2700) 
[ 329.140561][ T3253] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 329.141327][ T3253] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 329.141946][ T3253] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 329.142543][ T3253] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 329.143121][ T3253] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  329.143834][ T3253] RIP: 0033:0x7f09df48f1e7
[ 329.144496][ T3253] 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)
[  329.146512][ T3253] RSP: 002b:00007ffecfc40dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  329.147399][ T3253] RAX: ffffffffffffffda RBX: 00007ffecfc414f0 RCX: 00007f09df48f1e7
[  329.148282][ T3253] RDX: 0000000000000000 RSI: 00007ffecfc40e30 RDI: 0000000000000005
[  329.149117][ T3253] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  329.149990][ T3253] R10: 00007f09df38cee8 R11: 0000000000000246 R12: 0000000000000003
[  329.150906][ T3253] R13: 00000000686e199f R14: 0000000000499600 R15: 0000000000000000
| [  334.817888][ T3258] ------------[ cut here ]------------
| [ 334.818198][ T3258] WARNING: CPU: 1 PID: 3258 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) 
| [  334.818823][ T3258] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  334.821709][ T3258] Tainted: [W]=WARN
[  334.821941][ T3258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 334.822336][ T3258] 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) 
[ 334.822652][ T3258] 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
[  334.823735][ T3258] RSP: 0018:ffffc900006b6ef0 EFLAGS: 00010246
[  334.824137][ T3258] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[  334.824599][ T3258] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[  334.825051][ T3258] RBP: ffffc900006b6fe0 R08: 0000000000000000 R09: 0000000000000000
[  334.825532][ T3258] R10: ffffc900006b7010 R11: ffffffffb12a8918 R12: 1ffff920000d6de2
[  334.825993][ T3258] R13: 00000000000005dc R14: ffffc900006b7010 R15: ffff88800ec02f08
[  334.826466][ T3258] FS:  00007f472997a800(0000) GS:ffff88807cf37000(0000) knlGS:0000000000000000
[  334.826995][ T3258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  334.827384][ T3258] CR2: 00000000004e5ce0 CR3: 0000000011ab6001 CR4: 0000000000772ef0
[  334.827840][ T3258] PKRU: 55555554
[  334.828070][ T3258] Call Trace:
[  334.828311][ T3258]  <TASK>
[ 334.828470][ T3258] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 334.828774][ T3258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.829086][ T3258] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 334.829399][ T3258] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 334.829783][ T3258] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 334.830097][ T3258] netif_set_mtu (net/core/dev.c:9652) 
[ 334.830419][ T3258] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 334.830735][ T3258] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 334.831167][ T3258] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 334.831415][ T3258] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 334.831837][ T3258] br_add_if (net/bridge/br_if.c:697) bridge 
[ 334.832192][ T3258] do_set_master (net/core/rtnetlink.c:2948) 
[ 334.832513][ T3258] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 334.832821][ T3258] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 334.833202][ T3258] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 334.833525][ T3258] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 334.833833][ T3258] ? __kernel_text_address (kernel/extable.c:79) 
[ 334.834154][ T3258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.834483][ T3258] ? __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) 
[ 334.834794][ T3258] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 334.835169][ T3258] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.835484][ T3258] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.835786][ T3258] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 334.836090][ T3258] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 334.836412][ T3258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.836717][ T3258] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 334.837025][ T3258] ? __create_object (mm/kmemleak.c:771) 
[ 334.837340][ T3258] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 334.837647][ T3258] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 334.837954][ T3258] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 334.838344][ T3258] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 334.838653][ T3258] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 334.838962][ T3258] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 334.839270][ T3258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.839583][ T3258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.839887][ T3258] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 334.840195][ T3258] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 334.840507][ T3258] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 334.840813][ T3258] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 334.841114][ T3258] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 334.841439][ T3258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.841757][ T3258] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 334.842063][ T3258] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 334.842385][ T3258] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 334.842704][ T3258] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 334.843006][ T3258] ? 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) 
[ 334.843319][ T3258] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 334.843626][ T3258] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 334.843935][ T3258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.844276][ T3258] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 334.844585][ T3258] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 334.844890][ T3258] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 334.845204][ T3258] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 334.845529][ T3258] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 334.845844][ T3258] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 334.846266][ T3258] ___sys_sendmsg (net/socket.c:2670) 
[ 334.846571][ T3258] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 334.846878][ T3258] ? __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) 
[ 334.847266][ T3258] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 334.847576][ T3258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.847885][ T3258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.848200][ T3258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.848513][ T3258] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 334.848827][ T3258] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 334.849138][ T3258] __sys_sendmsg (net/socket.c:2700) 
[ 334.849447][ T3258] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 334.849821][ T3258] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 334.850136][ T3258] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.850460][ T3258] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 334.850774][ T3258] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  334.851159][ T3258] RIP: 0033:0x7f4729b471e7
[ 334.851483][ T3258] 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)
[  334.852589][ T3258] RSP: 002b:00007ffd44cbe188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  334.853059][ T3258] RAX: ffffffffffffffda RBX: 00007ffd44cbe8b0 RCX: 00007f4729b471e7
[  334.853524][ T3258] RDX: 0000000000000000 RSI: 00007ffd44cbe1f0 RDI: 0000000000000005
[  334.853982][ T3258] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  334.854470][ T3258] R10: 0000000034c1e910 R11: 0000000000000246 R12: 0000000000000004
[  334.854935][ T3258] R13: 00000000686e19a5 R14: 0000000000499600 R15: 0000000000000000
| [  335.131139][ T3260] ------------[ cut here ]------------
| [ 335.131815][ T3260] WARNING: CPU: 3 PID: 3260 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) 
| [  335.133054][ T3260] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  335.134777][ T3260] Tainted: [W]=WARN
[  335.135209][ T3260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 335.135676][ T3260] 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) 
[ 335.136024][ T3260] 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
[  335.137257][ T3260] RSP: 0018:ffffc90005dbeef0 EFLAGS: 00010246
[  335.137672][ T3260] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[  335.138179][ T3260] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[  335.138719][ T3260] RBP: ffffc90005dbefe0 R08: 0000000000000000 R09: 0000000000000000
[  335.139251][ T3260] R10: ffffc90005dbf010 R11: ffffffffb12a8918 R12: 1ffff92000bb7de2
[  335.139771][ T3260] R13: 00000000000005dc R14: ffffc90005dbf010 R15: ffff88800ec02f08
[  335.140309][ T3260] FS:  00007f6910358800(0000) GS:ffff88807d037000(0000) knlGS:0000000000000000
[  335.140941][ T3260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  335.141359][ T3260] CR2: 00000000004e5de8 CR3: 0000000008ca8004 CR4: 0000000000772ef0
[  335.141867][ T3260] PKRU: 55555554
[  335.142127][ T3260] Call Trace:
[  335.142409][ T3260]  <TASK>
[ 335.142594][ T3260] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 335.143067][ T3260] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 335.143556][ T3260] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 335.143914][ T3260] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 335.144395][ T3260] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 335.144750][ T3260] netif_set_mtu (net/core/dev.c:9652) 
[ 335.145075][ T3260] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 335.145456][ T3260] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 335.145972][ T3260] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 335.146235][ T3260] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 335.146712][ T3260] br_add_if (net/bridge/br_if.c:697) bridge 
[ 335.147083][ T3260] do_set_master (net/core/rtnetlink.c:2948) 
[ 335.147420][ T3260] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 335.147779][ T3260] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 335.148240][ T3260] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 335.148598][ T3260] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 335.148920][ T3260] ? __kernel_text_address (kernel/extable.c:79) 
[ 335.149284][ T3260] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 335.149660][ T3260] ? __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) 
[ 335.150001][ T3260] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 335.150446][ T3260] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 335.150771][ T3260] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 335.151131][ T3260] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 335.151468][ T3260] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 335.151804][ T3260] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 335.152128][ T3260] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 335.152455][ T3260] ? __create_object (mm/kmemleak.c:771) 
[ 335.152780][ T3260] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 335.153106][ T3260] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 335.153436][ T3260] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 335.153861][ T3260] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 335.154254][ T3260] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 335.154614][ T3260] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 335.154939][ T3260] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 335.155284][ T3260] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 335.155610][ T3260] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 335.156078][ T3260] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 335.156790][ T3260] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 335.157414][ T3260] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 335.157945][ T3260] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 335.158454][ T3260] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 335.159074][ T3260] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 335.159737][ T3260] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 335.160373][ T3260] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 335.160996][ T3260] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 335.161594][ T3260] ? 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) 
[ 335.162109][ T3260] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 335.162687][ T3260] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 335.163330][ T3260] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 335.163937][ T3260] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 335.164473][ T3260] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 335.165018][ T3260] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 335.165720][ T3260] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 335.166369][ T3260] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 335.166996][ T3260] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 335.167781][ T3260] ___sys_sendmsg (net/socket.c:2670) 
[ 335.168366][ T3260] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 335.168857][ T3260] ? __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) 
[ 335.169333][ T3260] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 335.169671][ T3260] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 335.170012][ T3260] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 335.170551][ T3260] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 335.171170][ T3260] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 335.171809][ T3260] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 335.172452][ T3260] __sys_sendmsg (net/socket.c:2700) 
[ 335.172943][ T3260] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 335.173594][ T3260] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 335.174271][ T3260] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 335.174826][ T3260] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 335.175342][ T3260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  335.175958][ T3260] RIP: 0033:0x7f69105251e7
[ 335.176501][ T3260] 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)
[  335.178397][ T3260] RSP: 002b:00007ffd9c569008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  335.179180][ T3260] RAX: ffffffffffffffda RBX: 00007ffd9c569730 RCX: 00007f69105251e7
[  335.179979][ T3260] RDX: 0000000000000000 RSI: 00007ffd9c569070 RDI: 0000000000000005
[  335.180791][ T3260] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  335.181557][ T3260] R10: 000000003857b910 R11: 0000000000000246 R12: 0000000000000004
[  335.182318][ T3260] R13: 00000000686e19a5 R14: 0000000000499600 R15: 0000000000000000
| [ 1016.035044][T10516] ------------[ cut here ]------------
| [1016.035379][T10516] WARNING: CPU: 3 PID: 10516 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) 
| [ 1016.035983][T10516] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1016.037330][T10516] Tainted: [W]=WARN
[ 1016.037560][T10516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1016.037943][T10516] 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) 
[ 1016.038265][T10516] 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
[ 1016.039445][T10516] RSP: 0018:ffffc9000b6def70 EFLAGS: 00010246
[ 1016.039958][T10516] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[ 1016.040432][T10516] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[ 1016.040888][T10516] RBP: ffffc9000b6df058 R08: 0000000000000000 R09: 0000000000000000
[ 1016.041365][T10516] R10: ffffc9000b6df088 R11: ffffffffb0979160 R12: 1ffff920016dbdf2
[ 1016.041836][T10516] R13: 00000000000005dc R14: ffffc9000b6df088 R15: ffff88800ec02f08
[ 1016.042305][T10516] FS:  00007fc72933b800(0000) GS:ffff88807d037000(0000) knlGS:0000000000000000
[ 1016.042909][T10516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1016.043366][T10516] CR2: 00000000004e5ab0 CR3: 0000000012ced004 CR4: 0000000000772ef0
[ 1016.043835][T10516] PKRU: 55555554
[ 1016.044065][T10516] Call Trace:
[ 1016.044309][T10516]  <TASK>
[1016.044466][T10516] ? __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) 
[1016.044878][T10516] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1016.045286][T10516] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1016.045744][T10516] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1016.046299][T10516] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1016.046650][T10516] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1016.046969][T10516] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1016.047283][T10516] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1016.047659][T10516] ? ___sys_sendmsg (net/socket.c:2670) 
[1016.048174][T10516] ? __sys_sendmsg (net/socket.c:2700) 
[1016.048633][T10516] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1016.048945][T10516] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1016.049335][T10516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.049652][T10516] netif_set_mtu (net/core/dev.c:9652) 
[1016.049960][T10516] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1016.050314][T10516] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1016.050555][T10516] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1016.050988][T10516] br_del_if (net/bridge/br_if.c:743) bridge 
[1016.051363][T10516] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1016.051696][T10516] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1016.052005][T10516] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1016.052323][T10516] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1016.052718][T10516] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1016.053024][T10516] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1016.053334][T10516] ? __kernel_text_address (kernel/extable.c:79) 
[1016.053650][T10516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.053970][T10516] ? __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) 
[1016.054305][T10516] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1016.054704][T10516] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1016.055024][T10516] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1016.055346][T10516] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1016.055653][T10516] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1016.055959][T10516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.056278][T10516] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1016.056580][T10516] ? __create_object (mm/kmemleak.c:771) 
[1016.056887][T10516] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1016.057192][T10516] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1016.057506][T10516] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1016.057897][T10516] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1016.058209][T10516] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1016.058554][T10516] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1016.058865][T10516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.059278][T10516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.059593][T10516] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1016.059910][T10516] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1016.060224][T10516] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1016.060532][T10516] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1016.060838][T10516] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1016.061164][T10516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.061507][T10516] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1016.061813][T10516] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1016.062118][T10516] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1016.062452][T10516] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1016.062756][T10516] ? 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) 
[1016.063063][T10516] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1016.063379][T10516] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1016.063685][T10516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.063997][T10516] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1016.064314][T10516] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1016.064641][T10516] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1016.064968][T10516] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1016.065291][T10516] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1016.065597][T10516] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1016.065991][T10516] ___sys_sendmsg (net/socket.c:2670) 
[1016.066305][T10516] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1016.066609][T10516] ? __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) 
[1016.067001][T10516] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1016.067319][T10516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.067629][T10516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.067948][T10516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.068299][T10516] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1016.068627][T10516] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1016.068956][T10516] __sys_sendmsg (net/socket.c:2700) 
[1016.069291][T10516] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1016.069687][T10516] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1016.070020][T10516] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1016.070352][T10516] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1016.070674][T10516] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1016.071070][T10516] RIP: 0033:0x7fc7295081e7
[ 1016.071415][T10516] 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)
[ 1016.072558][T10516] RSP: 002b:00007ffe8f13db48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1016.073026][T10516] RAX: ffffffffffffffda RBX: 00007ffe8f13e270 RCX: 00007fc7295081e7
[ 1016.073491][T10516] RDX: 0000000000000000 RSI: 00007ffe8f13dbb0 RDI: 0000000000000005
[ 1016.073955][T10516] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1016.074427][T10516] R10: 00007fc729405ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1016.074926][T10516] R13: 00000000686e1c4e R14: 0000000000499600 R15: 0000000000000000
| [ 1016.747606][T10521] ------------[ cut here ]------------
| [1016.747934][T10521] WARNING: CPU: 0 PID: 10521 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) 
| [ 1016.748549][T10521] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1016.749902][T10521] Tainted: [W]=WARN
[ 1016.750132][T10521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1016.750538][T10521] 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) 
[ 1016.750973][T10521] 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
[ 1016.752093][T10521] RSP: 0018:ffffc9000b71ef70 EFLAGS: 00010246
[ 1016.752963][T10521] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[ 1016.753463][T10521] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[ 1016.753921][T10521] RBP: ffffc9000b71f058 R08: 0000000000000000 R09: 0000000000000000
[ 1016.754405][T10521] R10: ffffc9000b71f088 R11: ffffffffb0979160 R12: 1ffff920016e3df2
[ 1016.754879][T10521] R13: 00000000000005dc R14: ffffc9000b71f088 R15: ffff88800ec02f08
[ 1016.755362][T10521] FS:  00007fadd61f1800(0000) GS:ffff88807ceb7000(0000) knlGS:0000000000000000
[ 1016.755907][T10521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1016.756301][T10521] CR2: 00000000004e5aa8 CR3: 0000000012e5c002 CR4: 0000000000772ef0
[ 1016.756767][T10521] PKRU: 55555554
[ 1016.756997][T10521] Call Trace:
[ 1016.757245][T10521]  <TASK>
[1016.757402][T10521] ? __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) 
[1016.757813][T10521] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1016.758228][T10521] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1016.758560][T10521] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1016.758878][T10521] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1016.759205][T10521] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1016.759561][T10521] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1016.759882][T10521] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1016.760204][T10521] ? ___sys_sendmsg (net/socket.c:2670) 
[1016.760552][T10521] ? __sys_sendmsg (net/socket.c:2700) 
[1016.760869][T10521] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1016.761190][T10521] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1016.761610][T10521] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.761939][T10521] netif_set_mtu (net/core/dev.c:9652) 
[1016.762290][T10521] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1016.762638][T10521] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1016.762905][T10521] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1016.763380][T10521] br_del_if (net/bridge/br_if.c:743) bridge 
[1016.763747][T10521] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1016.764111][T10521] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1016.764466][T10521] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1016.764790][T10521] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1016.765263][T10521] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1016.765599][T10521] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1016.765917][T10521] ? __kernel_text_address (kernel/extable.c:79) 
[1016.766263][T10521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.766585][T10521] ? __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) 
[1016.766910][T10521] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1016.767316][T10521] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1016.767637][T10521] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1016.767964][T10521] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1016.768291][T10521] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1016.768626][T10521] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.768945][T10521] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1016.769288][T10521] ? __create_object (mm/kmemleak.c:771) 
[1016.769612][T10521] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1016.769927][T10521] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1016.770252][T10521] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1016.770636][T10521] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1016.770961][T10521] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1016.771285][T10521] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1016.771592][T10521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.771913][T10521] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.772239][T10521] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1016.772564][T10521] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1016.772871][T10521] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1016.773179][T10521] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1016.773522][T10521] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1016.773832][T10521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.774143][T10521] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1016.774462][T10521] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1016.774769][T10521] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1016.775128][T10521] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1016.775446][T10521] ? 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) 
[1016.775785][T10521] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1016.776115][T10521] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1016.776460][T10521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.776772][T10521] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1016.777093][T10521] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1016.777445][T10521] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1016.777768][T10521] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1016.778105][T10521] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1016.778469][T10521] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1016.778873][T10521] ___sys_sendmsg (net/socket.c:2670) 
[1016.779207][T10521] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1016.779555][T10521] ? __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) 
[1016.779935][T10521] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1016.780323][T10521] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.780668][T10521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1016.780987][T10521] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1016.781322][T10521] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1016.781637][T10521] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1016.781948][T10521] __sys_sendmsg (net/socket.c:2700) 
[1016.782278][T10521] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1016.782659][T10521] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1016.782972][T10521] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1016.783300][T10521] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1016.783611][T10521] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1016.783999][T10521] RIP: 0033:0x7fadd63be1e7
[ 1016.784351][T10521] 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)
[ 1016.785514][T10521] RSP: 002b:00007ffd8ab07058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1016.785976][T10521] RAX: ffffffffffffffda RBX: 00007ffd8ab07780 RCX: 00007fadd63be1e7
[ 1016.786486][T10521] RDX: 0000000000000000 RSI: 00007ffd8ab070c0 RDI: 0000000000000005
[ 1016.786947][T10521] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1016.787429][T10521] R10: 00007fadd62bbee8 R11: 0000000000000246 R12: 0000000000000003
[ 1016.787889][T10521] R13: 00000000686e1c4f R14: 0000000000499600 R15: 0000000000000000
| [ 1017.035754][T10523] ------------[ cut here ]------------
| [1017.036081][T10523] WARNING: CPU: 3 PID: 10523 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) 
| [ 1017.036734][T10523] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1017.038123][T10523] Tainted: [W]=WARN
[ 1017.038364][T10523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1017.038853][T10523] 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) 
[ 1017.039173][T10523] 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
[ 1017.040818][T10523] RSP: 0018:ffffc9000b73ef70 EFLAGS: 00010246
[ 1017.041233][T10523] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[ 1017.041713][T10523] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[ 1017.042178][T10523] RBP: ffffc9000b73f058 R08: 0000000000000000 R09: 0000000000000000
[ 1017.042652][T10523] R10: ffffc9000b73f088 R11: ffffffffb0979160 R12: 1ffff920016e7df2
[ 1017.043111][T10523] R13: 00000000000005dc R14: ffffc9000b73f088 R15: ffff88800ec02f08
[ 1017.043733][T10523] FS:  00007f4e9cafe800(0000) GS:ffff88807d037000(0000) knlGS:0000000000000000
[ 1017.044301][T10523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1017.044690][T10523] CR2: 00000000004e5de8 CR3: 00000000108c1006 CR4: 0000000000772ef0
[ 1017.045209][T10523] PKRU: 55555554
[ 1017.045485][T10523] Call Trace:
[ 1017.045715][T10523]  <TASK>
[1017.045919][T10523] ? __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) 
[1017.046333][T10523] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1017.046736][T10523] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1017.047078][T10523] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1017.047412][T10523] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1017.047729][T10523] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1017.048065][T10523] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1017.048406][T10523] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1017.048727][T10523] ? ___sys_sendmsg (net/socket.c:2670) 
[1017.049053][T10523] ? __sys_sendmsg (net/socket.c:2700) 
[1017.049382][T10523] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1017.049689][T10523] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1017.050065][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.050390][T10523] netif_set_mtu (net/core/dev.c:9652) 
[1017.050696][T10523] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1017.051042][T10523] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1017.051283][T10523] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1017.051733][T10523] br_del_if (net/bridge/br_if.c:743) bridge 
[1017.052070][T10523] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1017.052397][T10523] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1017.052724][T10523] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1017.053032][T10523] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1017.053432][T10523] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1017.053737][T10523] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1017.054040][T10523] ? __kernel_text_address (kernel/extable.c:79) 
[1017.054390][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.054704][T10523] ? __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) 
[1017.055075][T10523] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1017.055465][T10523] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1017.055782][T10523] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1017.056085][T10523] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1017.056409][T10523] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1017.056720][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.057025][T10523] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1017.057334][T10523] ? __create_object (mm/kmemleak.c:771) 
[1017.057640][T10523] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1017.057943][T10523] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1017.058261][T10523] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1017.058732][T10523] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1017.059047][T10523] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1017.059365][T10523] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1017.059669][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.059978][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.060296][T10523] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1017.060600][T10523] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1017.060940][T10523] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1017.061253][T10523] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1017.061564][T10523] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1017.061869][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.062178][T10523] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1017.062514][T10523] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1017.062822][T10523] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1017.063143][T10523] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1017.063460][T10523] ? 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) 
[1017.063765][T10523] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1017.064070][T10523] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1017.064388][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.064705][T10523] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1017.065021][T10523] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1017.065343][T10523] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1017.065655][T10523] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1017.065962][T10523] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1017.066292][T10523] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1017.066683][T10523] ___sys_sendmsg (net/socket.c:2670) 
[1017.066982][T10523] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1017.067295][T10523] ? __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) 
[1017.067682][T10523] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1017.067989][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.068314][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.068624][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.069049][T10523] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1017.069523][T10523] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1017.070103][T10523] __sys_sendmsg (net/socket.c:2700) 
[1017.070624][T10523] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1017.071341][T10523] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1017.071797][T10523] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1017.072284][T10523] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1017.072821][T10523] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1017.073366][T10523] RIP: 0033:0x7f4e9cccb1e7
[ 1017.073924][T10523] 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)
[ 1017.075854][T10523] RSP: 002b:00007ffe003082b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1017.076678][T10523] RAX: ffffffffffffffda RBX: 00007ffe003089e0 RCX: 00007f4e9cccb1e7
[ 1017.077237][T10523] RDX: 0000000000000000 RSI: 00007ffe00308320 RDI: 0000000000000005
[ 1017.078058][T10523] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1017.078882][T10523] R10: 00007f4e9cbc8ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1017.079721][T10523] R13: 00000000686e1c4f R14: 0000000000499600 R15: 0000000000000000
| [ 1017.631068][T10527] ------------[ cut here ]------------
| [1017.631927][T10527] WARNING: CPU: 2 PID: 10527 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) 
| [ 1017.632580][T10527] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1017.633972][T10527] Tainted: [W]=WARN
[ 1017.634222][T10527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1017.634662][T10527] 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) 
[ 1017.635011][T10527] 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
[ 1017.636219][T10527] RSP: 0018:ffffc9000b76ef70 EFLAGS: 00010246
[ 1017.636654][T10527] RAX: 0000000000000000 RBX: ffff88800ec02000 RCX: 0000000000000001
[ 1017.637183][T10527] RDX: 0000000000000000 RSI: ffffffffb049b941 RDI: ffffffffafc555e0
[ 1017.637675][T10527] RBP: ffffc9000b76f058 R08: 0000000000000000 R09: 0000000000000000
[ 1017.638161][T10527] R10: ffffc9000b76f088 R11: ffffffffb0979160 R12: 1ffff920016eddf2
[ 1017.638658][T10527] R13: 00000000000005dc R14: ffffc9000b76f088 R15: ffff88800ec02f08
[ 1017.639126][T10527] FS:  00007fc97ce48800(0000) GS:ffff88807cfb7000(0000) knlGS:0000000000000000
[ 1017.639691][T10527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1017.640115][T10527] CR2: 00000000004e5ce0 CR3: 000000001240e006 CR4: 0000000000772ef0
[ 1017.640621][T10527] PKRU: 55555554
[ 1017.640871][T10527] Call Trace:
[ 1017.641114][T10527]  <TASK>
[1017.641292][T10527] ? __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) 
[1017.641695][T10527] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1017.642061][T10527] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1017.642394][T10527] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1017.642715][T10527] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1017.643043][T10527] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1017.643370][T10527] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1017.643686][T10527] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1017.644002][T10527] ? ___sys_sendmsg (net/socket.c:2670) 
[1017.644328][T10527] ? __sys_sendmsg (net/socket.c:2700) 
[1017.644648][T10527] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1017.644984][T10527] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1017.645389][T10527] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.645727][T10527] netif_set_mtu (net/core/dev.c:9652) 
[1017.646073][T10527] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1017.646425][T10527] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1017.646673][T10527] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1017.647109][T10527] br_del_if (net/bridge/br_if.c:743) bridge 
[1017.647625][T10527] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1017.647952][T10527] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1017.648291][T10527] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1017.648615][T10527] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1017.649011][T10527] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1017.649340][T10527] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1017.649656][T10527] ? __kernel_text_address (kernel/extable.c:79) 
[1017.649977][T10527] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.650312][T10527] ? __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) 
[1017.650635][T10527] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1017.651032][T10527] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1017.651372][T10527] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1017.651693][T10527] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1017.652033][T10527] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1017.652365][T10527] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.652683][T10527] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1017.653002][T10527] ? __create_object (mm/kmemleak.c:771) 
[1017.653365][T10527] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1017.653694][T10527] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1017.654014][T10527] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1017.654424][T10527] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1017.654751][T10527] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1017.655098][T10527] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1017.655436][T10527] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.655783][T10527] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.656104][T10527] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1017.656440][T10527] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1017.656760][T10527] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1017.657097][T10527] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1017.657429][T10527] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1017.657751][T10527] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.658077][T10527] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1017.658406][T10527] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1017.658775][T10527] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1017.659132][T10527] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1017.659466][T10527] ? 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) 
[1017.659793][T10527] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1017.660118][T10527] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1017.660466][T10527] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.660795][T10527] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1017.661124][T10527] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1017.661473][T10527] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1017.661814][T10527] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1017.662136][T10527] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1017.662465][T10527] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1017.662893][T10527] ___sys_sendmsg (net/socket.c:2670) 
[1017.663207][T10527] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1017.663538][T10527] ? __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) 
[1017.663955][T10527] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1017.664297][T10527] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.664622][T10527] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1017.664980][T10527] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1017.665342][T10527] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1017.665690][T10527] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1017.666031][T10527] __sys_sendmsg (net/socket.c:2700) 
[1017.666363][T10527] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1017.666782][T10527] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1017.667109][T10527] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1017.667444][T10527] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1017.667761][T10527] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1017.668171][T10527] RIP: 0033:0x7fc97d0151e7
[ 1017.668510][T10527] 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)
[ 1017.669687][T10527] RSP: 002b:00007ffe64be5068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1017.670162][T10527] RAX: ffffffffffffffda RBX: 00007ffe64be5790 RCX: 00007fc97d0151e7
[ 1017.670648][T10527] RDX: 0000000000000000 RSI: 00007ffe64be50d0 RDI: 0000000000000005
[ 1017.671133][T10527] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1017.671668][T10527] R10: 00007fc97cf12ee8 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