======================================
| [  103.703255][  T797] ip_gre: GRE over IPv4 tunneling driver
| [  103.756932][  T796] ------------[ cut here ]------------
| [ 103.757458][ T796] WARNING: CPU: 0 PID: 796 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) 
| [  103.758386][  T796] Modules linked in: ip_gre gre sch_ingress 8021q vrf veth
[  103.760138][  T796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.760549][ T796] 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) 
[ 103.761185][ T796] 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
[  103.762595][  T796] RSP: 0018:ffffc90000697000 EFLAGS: 00010246
[  103.763210][  T796] RAX: 0000000000000000 RBX: ffff88800bbac000 RCX: 0000000000000001
[  103.763768][  T796] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  103.764254][  T796] RBP: ffffc900006970e8 R08: ffff88800bbac218 R09: 0000000000000000
[  103.764756][  T796] R10: ffffc90000697118 R11: ffffffff94779160 R12: 1ffff920000d2e04
[  103.765241][  T796] R13: 00000000000005b6 R14: ffffc90000697118 R15: ffff88800bbac218
[  103.766074][  T796] FS:  00007f91c60fb800(0000) GS:ffff88809feb7000(0000) knlGS:0000000000000000
[  103.766659][  T796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.767078][  T796] CR2: 00007fc8c3989000 CR3: 000000000b7bc005 CR4: 0000000000772ef0
[  103.767570][  T796] PKRU: 55555554
[  103.767825][  T796] Call Trace:
[  103.768074][  T796]  <TASK>
[ 103.768243][ T796] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 103.768663][ T796] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.769014][ T796] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 103.769350][ T796] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 103.769686][ T796] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 103.770020][ T796] netif_set_mtu (net/core/dev.c:9652) 
[ 103.770356][ T796] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 103.770701][ T796] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 103.771024][ T796] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 103.771271][ T796] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 103.772303][ T796] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 103.772644][ T796] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 103.773641][ T796] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 103.774067][ T796] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 103.774619][ T796] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 103.774954][ T796] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 103.775281][ T796] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 103.775610][ T796] ? __dev_get_by_name (net/core/dev.c:865) 
[ 103.775945][ T796] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 103.776276][ T796] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 103.776609][ T796] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 103.776937][ T796] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 103.777273][ T796] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 103.777608][ T796] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 103.777950][ T796] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.778294][ T796] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 103.778615][ T796] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.779197][ T796] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.779524][ T796] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 103.779890][ T796] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.780212][ T796] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.780527][ T796] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 103.780847][ T796] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.782042][ T796] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 103.782579][ T796] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 103.782891][ T796] ? 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) 
[ 103.783197][ T796] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 103.783505][ T796] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 103.783819][ T796] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.784133][ T796] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 103.784684][ T796] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 103.784994][ T796] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 103.785318][ T796] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 103.785633][ T796] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 103.785945][ T796] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 103.786565][ T796] ___sys_sendmsg (net/socket.c:2670) 
[ 103.786879][ T796] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 103.787860][ T796] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 103.788173][ T796] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 103.788476][ T796] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 103.788796][ T796] ? __handle_mm_fault (mm/memory.c:6212) 
[ 103.789113][ T796] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 103.789419][ T796] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 103.789977][ T796] __sys_sendmsg (net/socket.c:2700) 
[ 103.790285][ T796] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 103.790590][ T796] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 103.790916][ T796] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 103.791224][ T796] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.791534][ T796] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 103.791848][ T796] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  103.792230][  T796] RIP: 0033:0x7f91c62c81e7
[ 103.792560][ T796] Code: Unable to access opcode bytes at 0x7f91c62c81bd.

Code starting with the faulting instruction
===========================================
[  103.792960][  T796] RSP: 002b:00007ffe6b0c8728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  103.793428][  T796] RAX: ffffffffffffffda RBX: 00007ffe6b0c8e50 RCX: 00007f91c62c81e7
[  103.793895][  T796] RDX: 0000000000000000 RSI: 00007ffe6b0c8790 RDI: 0000000000000005
[  103.795042][  T796] RBP: 0000000000000008 R08: 00000000000000ac R09: 0000000000000000
[  103.795505][  T796] R10: 00007f91c61c06f8 R11: 0000000000000246 R12: 00007ffe6b0c8e70
[  103.795972][  T796] R13: 00000000686e1264 R14: 0000000000499600 R15: 00007ffe6b0c8878
| [  105.363586][  T820] ------------[ cut here ]------------
| [ 105.365507][ T820] WARNING: CPU: 2 PID: 820 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) 
| [  105.366177][  T820] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth
| [  105.367467][  T820] Tainted: [W]=WARN
[  105.367763][  T820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 105.368159][ T820] 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) 
[ 105.368488][ T820] 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
[  105.369639][  T820] RSP: 0018:ffffc90000586ed0 EFLAGS: 00010246
[  105.370044][  T820] RAX: 0000000000000000 RBX: ffff88800b8b9000 RCX: 0000000000000001
[  105.370505][  T820] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  105.371008][  T820] RBP: ffffc90000586fb8 R08: 0000000000000dc0 R09: 0000000000000000
[  105.371475][  T820] R10: ffffc90000586fe8 R11: ffffffff90600130 R12: 1ffff920000b0dde
[  105.371954][  T820] R13: 00000000000005dc R14: ffffc90000586fe8 R15: ffff88800b8b9000
[  105.372452][  T820] FS:  00007fce0068f800(0000) GS:ffff88809ffb7000(0000) knlGS:0000000000000000
[  105.373016][  T820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  105.373420][  T820] CR2: 00000000004e5ab0 CR3: 000000000c276004 CR4: 0000000000772ef0
[  105.373908][  T820] PKRU: 55555554
[  105.374155][  T820] Call Trace:
[  105.374398][  T820]  <TASK>
[ 105.374566][ T820] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 105.374893][ T820] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 105.375216][ T820] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 105.375552][ T820] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.375890][ T820] netif_set_mtu (net/core/dev.c:9652) 
[ 105.376205][ T820] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 105.376553][ T820] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 105.376899][ T820] ? __kmalloc_noprof (mm/slub.c:4341) 
[ 105.377225][ T820] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 105.377478][ T820] team_port_add (drivers/net/team/team_core.c:1215) 
[ 105.377806][ T820] ? __pfx_team_port_add (drivers/net/team/team_core.c:1146) 
[ 105.378116][ T820] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.378429][ T820] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 105.378756][ T820] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 105.379099][ T820] team_add_slave (drivers/net/team/team_core.c:1979 (discriminator 11)) 
[ 105.379471][ T820] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67) 
[ 105.379801][ T820] do_set_master (net/core/rtnetlink.c:2948) 
[ 105.380132][ T820] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 105.380465][ T820] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 105.380885][ T820] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 105.381207][ T820] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 105.381537][ T820] ? __kernel_text_address (kernel/extable.c:79) 
[ 105.381873][ T820] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.382201][ T820] ? __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) 
[ 105.382513][ T820] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 105.382937][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 105.383295][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 105.383609][ T820] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 105.383939][ T820] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 105.384275][ T820] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.384594][ T820] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 105.384916][ T820] ? __create_object (mm/kmemleak.c:771) 
[ 105.385254][ T820] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 105.385583][ T820] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 105.385913][ T820] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 105.386322][ T820] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 105.386644][ T820] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 105.386978][ T820] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 105.387338][ T820] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.387669][ T820] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.387985][ T820] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 105.388315][ T820] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 105.388637][ T820] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 105.388988][ T820] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 105.389327][ T820] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 105.389644][ T820] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.389980][ T820] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 105.390317][ T820] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 105.390640][ T820] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 105.390994][ T820] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 105.391393][ T820] ? 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) 
[ 105.391745][ T820] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 105.392068][ T820] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 105.392392][ T820] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.392725][ T820] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 105.393041][ T820] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 105.393372][ T820] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 105.393706][ T820] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 105.394048][ T820] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 105.394369][ T820] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 105.394779][ T820] ___sys_sendmsg (net/socket.c:2670) 
[ 105.395088][ T820] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 105.395451][ T820] ? __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) 
[ 105.395853][ T820] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 105.396183][ T820] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.396515][ T820] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.396846][ T820] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.397178][ T820] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 105.397495][ T820] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 105.397824][ T820] __sys_sendmsg (net/socket.c:2700) 
[ 105.398135][ T820] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 105.398517][ T820] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 105.398863][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 105.399211][ T820] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 105.399533][ T820] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  105.399932][  T820] RIP: 0033:0x7fce0085c1e7
[ 105.400257][ T820] 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)
[  105.401353][  T820] RSP: 002b:00007ffe87ef25b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  105.401828][  T820] RAX: ffffffffffffffda RBX: 00007ffe87ef2ce0 RCX: 00007fce0085c1e7
[  105.402286][  T820] RDX: 0000000000000000 RSI: 00007ffe87ef2620 RDI: 0000000000000005
[  105.402755][  T820] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  105.403257][  T820] R10: 0000000015603910 R11: 0000000000000246 R12: 0000000000000004
[  105.403731][  T820] R13: 00000000686e1266 R14: 0000000000499600 R15: 0000000000000000
| [  105.810355][  T828] ------------[ cut here ]------------
| [ 105.810802][ T828] WARNING: CPU: 1 PID: 828 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) 
| [  105.811408][  T828] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth
| [  105.812876][  T828] Tainted: [W]=WARN
[  105.813107][  T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 105.813482][ T828] 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) 
[ 105.813811][ T828] 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
[  105.815504][  T828] RSP: 0018:ffffc900006d6ed0 EFLAGS: 00010246
[  105.815904][  T828] RAX: 0000000000000000 RBX: ffff88800ab61000 RCX: 0000000000000001
[  105.816349][  T828] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  105.816795][  T828] RBP: ffffc900006d6fb8 R08: 0000000000000dc0 R09: 0000000000000000
[  105.817238][  T828] R10: ffffc900006d6fe8 R11: ffffffff94779160 R12: 1ffff920000dadde
[  105.817723][  T828] R13: 00000000000005dc R14: ffffc900006d6fe8 R15: ffff88800ab61000
[  105.818168][  T828] FS:  00007f0a0bb02800(0000) GS:ffff88809ff37000(0000) knlGS:0000000000000000
[  105.818684][  T828] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  105.819075][  T828] CR2: 00000000004e5ac0 CR3: 0000000004e01003 CR4: 0000000000772ef0
[  105.819519][  T828] PKRU: 55555554
[  105.819753][  T828] Call Trace:
[  105.819976][  T828]  <TASK>
[ 105.820128][ T828] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 105.820427][ T828] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 105.820732][ T828] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 105.821030][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.821332][ T828] netif_set_mtu (net/core/dev.c:9652) 
[ 105.821627][ T828] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 105.821955][ T828] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 105.822252][ T828] ? __kmalloc_noprof (mm/slub.c:4341) 
[ 105.822549][ T828] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 105.822781][ T828] team_port_add (drivers/net/team/team_core.c:1215) 
[ 105.823082][ T828] ? __pfx_team_port_add (drivers/net/team/team_core.c:1146) 
[ 105.823377][ T828] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.823682][ T828] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 105.823979][ T828] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 105.824304][ T828] team_add_slave (drivers/net/team/team_core.c:1979 (discriminator 11)) 
[ 105.824609][ T828] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67) 
[ 105.824935][ T828] do_set_master (net/core/rtnetlink.c:2948) 
[ 105.825258][ T828] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 105.825574][ T828] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 105.825992][ T828] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 105.826300][ T828] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 105.826614][ T828] ? __kernel_text_address (kernel/extable.c:79) 
[ 105.826934][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.827248][ T828] ? __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) 
[ 105.827568][ T828] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 105.827956][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 105.828267][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 105.828563][ T828] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 105.828920][ T828] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 105.829225][ T828] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.829537][ T828] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 105.829858][ T828] ? __create_object (mm/kmemleak.c:771) 
[ 105.830157][ T828] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 105.830455][ T828] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 105.830756][ T828] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 105.831120][ T828] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 105.831432][ T828] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 105.831744][ T828] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 105.832058][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.832360][ T828] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.832686][ T828] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 105.832978][ T828] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 105.833273][ T828] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 105.833577][ T828] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 105.833908][ T828] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 105.834214][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.834515][ T828] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 105.834821][ T828] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 105.835118][ T828] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 105.835424][ T828] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 105.835741][ T828] ? 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) 
[ 105.836067][ T828] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 105.836376][ T828] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 105.836682][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.836995][ T828] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 105.837322][ T828] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 105.837618][ T828] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 105.837945][ T828] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 105.838260][ T828] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 105.838554][ T828] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 105.838974][ T828] ___sys_sendmsg (net/socket.c:2670) 
[ 105.839271][ T828] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 105.839580][ T828] ? __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) 
[ 105.839978][ T828] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 105.840294][ T828] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.840616][ T828] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 105.840929][ T828] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 105.841232][ T828] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 105.841528][ T828] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 105.841853][ T828] __sys_sendmsg (net/socket.c:2700) 
[ 105.842148][ T828] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 105.842514][ T828] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 105.842837][ T828] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 105.843139][ T828] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 105.843437][ T828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  105.843813][  T828] RIP: 0033:0x7f0a0bccf1e7
[ 105.844121][ T828] 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)
[  105.845184][  T828] RSP: 002b:00007ffc8f822c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  105.845634][  T828] RAX: ffffffffffffffda RBX: 00007ffc8f823390 RCX: 00007f0a0bccf1e7
[  105.846097][  T828] RDX: 0000000000000000 RSI: 00007ffc8f822cd0 RDI: 0000000000000005
[  105.846540][  T828] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  105.846997][  T828] R10: 000000001ab70910 R11: 0000000000000246 R12: 0000000000000004
[  105.847441][  T828] R13: 00000000686e1266 R14: 0000000000499600 R15: 0000000000000000
| [  106.204534][  T831] ------------[ cut here ]------------
| [ 106.205942][ T831] WARNING: CPU: 0 PID: 831 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) 
| [  106.206604][  T831] Modules linked in: bridge stp llc ip_gre gre sch_ingress 8021q vrf veth
| [  106.207783][  T831] Tainted: [W]=WARN
[  106.208033][  T831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 106.208484][ T831] 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) 
[ 106.209060][ T831] 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
[  106.210227][  T831] RSP: 0018:ffffc90000706ef0 EFLAGS: 00010246
[  106.210644][  T831] RAX: 0000000000000000 RBX: ffff88800b532000 RCX: 0000000000000001
[  106.211146][  T831] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  106.211633][  T831] RBP: ffffc90000706fe0 R08: 0000000000000000 R09: 0000000000000000
[  106.212124][  T831] R10: ffffc90000707010 R11: ffffffff950a8918 R12: 1ffff920000e0de2
[  106.212612][  T831] R13: 00000000000005dc R14: ffffc90000707010 R15: ffff88800b532f08
[  106.213114][  T831] FS:  00007f8c21dd4800(0000) GS:ffff88809feb7000(0000) knlGS:0000000000000000
[  106.213688][  T831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  106.214099][  T831] CR2: 00000000004e6890 CR3: 0000000004e1f005 CR4: 0000000000772ef0
[  106.214584][  T831] PKRU: 55555554
[  106.214839][  T831] Call Trace:
[  106.215082][  T831]  <TASK>
[ 106.215259][ T831] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 106.215588][ T831] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.215927][ T831] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 106.216253][ T831] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 106.216670][ T831] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 106.217000][ T831] netif_set_mtu (net/core/dev.c:9652) 
[ 106.217325][ T831] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 106.217677][ T831] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 106.218226][ T831] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 106.218463][ T831] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 106.218898][ T831] br_add_if (net/bridge/br_if.c:697) bridge 
[ 106.219246][ T831] do_set_master (net/core/rtnetlink.c:2948) 
[ 106.219561][ T831] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 106.219880][ T831] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 106.220287][ T831] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 106.220595][ T831] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 106.220913][ T831] ? __kernel_text_address (kernel/extable.c:79) 
[ 106.221226][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.221540][ T831] ? __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) 
[ 106.221855][ T831] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 106.222242][ T831] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 106.222556][ T831] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 106.222876][ T831] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 106.223184][ T831] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 106.223492][ T831] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.223813][ T831] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 106.224120][ T831] ? __create_object (mm/kmemleak.c:771) 
[ 106.224440][ T831] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 106.224766][ T831] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 106.225075][ T831] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 106.225459][ T831] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 106.225783][ T831] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 106.226101][ T831] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 106.226406][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.226732][ T831] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.227043][ T831] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 106.227353][ T831] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 106.227672][ T831] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 106.227981][ T831] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 106.228291][ T831] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 106.228599][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.228927][ T831] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 106.229241][ T831] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 106.229557][ T831] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 106.229886][ T831] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 106.230195][ T831] ? 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) 
[ 106.230502][ T831] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 106.230820][ T831] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 106.231128][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.231443][ T831] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 106.231794][ T831] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 106.232103][ T831] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 106.232419][ T831] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 106.232742][ T831] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 106.233049][ T831] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 106.233443][ T831] ___sys_sendmsg (net/socket.c:2670) 
[ 106.233759][ T831] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 106.234074][ T831] ? __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) 
[ 106.234459][ T831] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 106.234778][ T831] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.235089][ T831] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 106.235402][ T831] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 106.235717][ T831] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 106.236026][ T831] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 106.236340][ T831] __sys_sendmsg (net/socket.c:2700) 
[ 106.236664][ T831] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 106.237046][ T831] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 106.237365][ T831] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 106.237679][ T831] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 106.237986][ T831] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  106.238364][  T831] RIP: 0033:0x7f8c21fa11e7
[ 106.238689][ T831] 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)
[  106.239920][  T831] RSP: 002b:00007ffda1c79f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  106.240417][  T831] RAX: ffffffffffffffda RBX: 00007ffda1c7a6b0 RCX: 00007f8c21fa11e7
[  106.240922][  T831] RDX: 0000000000000000 RSI: 00007ffda1c79ff0 RDI: 0000000000000005
[  106.241418][  T831] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  106.241911][  T831] R10: 000000000b4ef910 R11: 0000000000000246 R12: 0000000000000004
[  106.242395][  T831] R13: 00000000686e1266 R14: 0000000000499600 R15: 0000000000000000
| [  160.166489][  T973] ------------[ cut here ]------------
| [ 160.166858][ T973] WARNING: CPU: 0 PID: 973 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) 
| [  160.167527][  T973] Modules linked in: act_mirred act_gact cls_flower bridge stp llc ip_gre gre sch_ingress 8021q vrf veth
| [  160.168874][  T973] Tainted: [W]=WARN
[  160.169128][  T973] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 160.169531][ T973] 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) 
[ 160.169885][ T973] 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
[  160.171500][  T973] RSP: 0018:ffffc90000bc6f70 EFLAGS: 00010246
[  160.172194][  T973] RAX: 0000000000000000 RBX: ffff88800b532000 RCX: 0000000000000001
[  160.174190][  T973] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  160.175018][  T973] RBP: ffffc90000bc7058 R08: 0000000000000000 R09: 0000000000000000
[  160.175831][  T973] R10: ffffc90000bc7088 R11: ffffffff90600130 R12: 1ffff92000178df2
[  160.176587][  T973] R13: 00000000000005dc R14: ffffc90000bc7088 R15: ffff88800b532f08
[  160.177408][  T973] FS:  00007f4e90e69800(0000) GS:ffff88809feb7000(0000) knlGS:0000000000000000
[  160.178381][  T973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  160.179085][  T973] CR2: 00000000004e6d08 CR3: 0000000009ff0002 CR4: 0000000000772ef0
[  160.179914][  T973] PKRU: 55555554
[  160.180296][  T973] Call Trace:
[  160.180729][  T973]  <TASK>
[ 160.181011][ T973] ? __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) 
[ 160.181718][ T973] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 160.182337][ T973] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 160.182914][ T973] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.183465][ T973] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 160.184033][ T973] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 160.184549][ T973] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.185061][ T973] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.185609][ T973] ? ___sys_sendmsg (net/socket.c:2670) 
[ 160.186185][ T973] ? __sys_sendmsg (net/socket.c:2700) 
[ 160.186747][ T973] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.187246][ T973] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 160.187633][ T973] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.187980][ T973] netif_set_mtu (net/core/dev.c:9652) 
[ 160.188324][ T973] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 160.188663][ T973] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 160.188916][ T973] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 160.189380][ T973] br_del_if (net/bridge/br_if.c:743) bridge 
[ 160.189728][ T973] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 160.190042][ T973] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 160.190498][ T973] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.191079][ T973] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 160.191816][ T973] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 160.192373][ T973] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 160.192907][ T973] ? __kernel_text_address (kernel/extable.c:79) 
[ 160.193266][ T973] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.193695][ T973] ? __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) 
[ 160.194066][ T973] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 160.194698][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.195231][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.195646][ T973] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 160.196060][ T973] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 160.196396][ T973] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.196723][ T973] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 160.197115][ T973] ? __create_object (mm/kmemleak.c:771) 
[ 160.197462][ T973] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 160.197800][ T973] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 160.198107][ T973] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 160.198775][ T973] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 160.199153][ T973] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 160.199483][ T973] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.199815][ T973] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.200140][ T973] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.200469][ T973] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 160.200794][ T973] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.201107][ T973] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.201518][ T973] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 160.201849][ T973] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.202162][ T973] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.202507][ T973] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 160.202866][ T973] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.203293][ T973] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 160.203759][ T973] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 160.204084][ T973] ? 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) 
[ 160.204495][ T973] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 160.204831][ T973] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 160.205139][ T973] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.205569][ T973] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.205978][ T973] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 160.206324][ T973] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 160.206723][ T973] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.207049][ T973] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 160.207464][ T973] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 160.207887][ T973] ___sys_sendmsg (net/socket.c:2670) 
[ 160.208213][ T973] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 160.208535][ T973] ? __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) 
[ 160.208944][ T973] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 160.209340][ T973] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.209685][ T973] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.210069][ T973] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.210500][ T973] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 160.210879][ T973] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.211316][ T973] __sys_sendmsg (net/socket.c:2700) 
[ 160.211829][ T973] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 160.212429][ T973] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 160.213017][ T973] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.213576][ T973] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.214029][ T973] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  160.214547][  T973] RIP: 0033:0x7f4e910361e7
[ 160.215016][ T973] 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)
[  160.216492][  T973] RSP: 002b:00007ffea7197528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  160.217110][  T973] RAX: ffffffffffffffda RBX: 00007ffea7197c50 RCX: 00007f4e910361e7
[  160.217694][  T973] RDX: 0000000000000000 RSI: 00007ffea7197590 RDI: 0000000000000005
[  160.218388][  T973] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  160.219173][  T973] R10: 00007f4e90f33ee8 R11: 0000000000000246 R12: 0000000000000003
[  160.220024][  T973] R13: 00000000686e129c R14: 0000000000499600 R15: 0000000000000000
| [  160.387665][  T817] ------------[ cut here ]------------
| [ 160.388067][ T817] WARNING: CPU: 2 PID: 817 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) 
| [  160.388737][  T817] Modules linked in: act_mirred act_gact cls_flower bridge stp llc ip_gre gre sch_ingress 8021q vrf veth
| [  160.390040][  T817] Tainted: [W]=WARN
[  160.390280][  T817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 160.390835][ T817] 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) 
[ 160.391167][ T817] 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
[  160.392258][  T817] RSP: 0018:ffffc90001536f60 EFLAGS: 00010246
[  160.392690][  T817] RAX: 0000000000000000 RBX: ffff88800ab61000 RCX: 0000000000000001
[  160.393157][  T817] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  160.393622][  T817] RBP: ffffc90001537048 R08: 0000000000000001 R09: 0000000000000000
[  160.394090][  T817] R10: ffffc90001537078 R11: ffffffff94c12330 R12: 1ffff920002a6df0
[  160.394570][  T817] R13: 00000000000005dc R14: ffffc90001537078 R15: ffff88800ab61120
[  160.395039][  T817] FS:  00007fa30c91c740(0000) GS:ffff88809ffb7000(0000) knlGS:0000000000000000
[  160.395592][  T817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  160.396002][  T817] CR2: 00007fa30cb7f510 CR3: 000000000a06d002 CR4: 0000000000772ef0
[  160.396463][  T817] PKRU: 55555554
[  160.396725][  T817] Call Trace:
[  160.396971][  T817]  <TASK>
[ 160.397146][ T817] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 160.397474][ T817] ? __pfx_team_nl_send_multicast (drivers/net/team/team_core.c:2834) 
[ 160.397888][ T817] ? team_refresh_port_linkup (drivers/net/team/team_core.c:103) 
[ 160.398209][ T817] ? __pfx_team_nl_send_port_list_get (drivers/net/team/team_core.c:2709) 
[ 160.398617][ T817] ? __pfx_team_refresh_port_linkup (drivers/net/team/team_core.c:95) 
[ 160.399027][ T817] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070) 
[ 160.399423][ T817] netif_set_mtu (net/core/dev.c:9652) 
[ 160.399952][ T817] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 160.400319][ T817] ? __team_option_inst_del_port (drivers/net/team/team_core.c:135 drivers/net/team/team_core.c:214) 
[ 160.400729][ T817] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 160.400970][ T817] team_port_del (drivers/net/team/team_core.c:1383) 
[ 160.401282][ T817] team_del_slave (drivers/net/team/team_core.c:1992 (discriminator 11)) 
[ 160.401623][ T817] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 160.401956][ T817] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.402280][ T817] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 160.402769][ T817] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 160.403093][ T817] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 160.403404][ T817] ? __kernel_text_address (kernel/extable.c:79) 
[ 160.403729][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.404047][ T817] ? __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) 
[ 160.404359][ T817] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 160.404770][ T817] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.405092][ T817] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.405409][ T817] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 160.405739][ T817] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 160.406063][ T817] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.406382][ T817] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 160.406716][ T817] ? __create_object (mm/kmemleak.c:771) 
[ 160.407039][ T817] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 160.407370][ T817] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 160.407694][ T817] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 160.408087][ T817] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 160.408414][ T817] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 160.408754][ T817] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.409086][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.409417][ T817] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.409759][ T817] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 160.410093][ T817] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.410419][ T817] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.410752][ T817] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 160.411081][ T817] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.411412][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.411737][ T817] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 160.412055][ T817] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.412377][ T817] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 160.412719][ T817] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 160.413039][ T817] ? 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) 
[ 160.413367][ T817] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 160.413701][ T817] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 160.414028][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.414359][ T817] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.414706][ T817] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 160.415035][ T817] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 160.415370][ T817] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.415701][ T817] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 160.416010][ T817] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 160.416414][ T817] ___sys_sendmsg (net/socket.c:2670) 
[ 160.416739][ T817] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 160.417054][ T817] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 160.417369][ T817] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 160.417696][ T817] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 160.418019][ T817] ? __handle_mm_fault (mm/memory.c:6212) 
[ 160.418326][ T817] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 160.418645][ T817] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 160.419016][ T817] __sys_sendmsg (net/socket.c:2700) 
[ 160.419335][ T817] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 160.419664][ T817] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 160.419985][ T817] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 160.420301][ T817] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.420629][ T817] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.420949][ T817] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  160.421338][  T817] RIP: 0033:0x7fa30ca5f1e7
[ 160.421682][ T817] 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)
[  160.422784][  T817] RSP: 002b:00007ffdb6ec8ca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  160.423267][  T817] RAX: ffffffffffffffda RBX: 00000000008a9320 RCX: 00007fa30ca5f1e7
[  160.423740][  T817] RDX: 0000000000000000 RSI: 00007ffdb6ec8ce0 RDI: 0000000000000005
[  160.424202][  T817] RBP: 00000000008a9230 R08: 0000000000000008 R09: 0000000000000000
[  160.424668][  T817] R10: 0000000000000004 R11: 0000000000000246 R12: 00000000008ccfa0
[  160.425132][  T817] R13: 00007ffdb6ec8ce0 R14: 0000000000000001 R15: 00000000008a8830
| [  160.436114][  T817] ------------[ cut here ]------------
| [ 160.436498][ T817] WARNING: CPU: 2 PID: 817 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) 
| [  160.437127][  T817] Modules linked in: act_mirred act_gact cls_flower bridge stp llc ip_gre gre sch_ingress 8021q vrf veth
| [  160.438409][  T817] Tainted: [W]=WARN
[  160.438665][  T817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 160.439084][ T817] 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) 
[ 160.439418][ T817] 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
[  160.441710][  T817] RSP: 0018:ffffc90001536f60 EFLAGS: 00010246
[  160.442270][  T817] RAX: 0000000000000000 RBX: ffff88800b8b9000 RCX: 0000000000000001
[  160.442892][  T817] RDX: 0000000000000000 RSI: ffffffff9429b941 RDI: ffffffff93a555e0
[  160.443489][  T817] RBP: ffffc90001537048 R08: 0000000000000001 R09: 0000000000000000
[  160.444116][  T817] R10: ffffc90001537078 R11: ffffffff94c12330 R12: 1ffff920002a6df0
[  160.444723][  T817] R13: 00000000000005dc R14: ffffc90001537078 R15: ffff88800b8b9120
[  160.445335][  T817] FS:  00007fa30c91c740(0000) GS:ffff88809ffb7000(0000) knlGS:0000000000000000
[  160.446039][  T817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  160.446558][  T817] CR2: 00007fa30cc57460 CR3: 000000000a06d002 CR4: 0000000000772ef0
[  160.447166][  T817] PKRU: 55555554
[  160.447535][  T817] Call Trace:
[  160.447926][  T817]  <TASK>
[ 160.448234][ T817] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 160.448699][ T817] ? ref_tracker_alloc (lib/ref_tracker.c:283) 
[ 160.449163][ T817] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.449622][ T817] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 160.450120][ T817] netif_set_mtu (net/core/dev.c:9652) 
[ 160.450579][ T817] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 160.451048][ T817] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 160.451582][ T817] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 160.452041][ T817] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 160.452425][ T817] team_port_del (drivers/net/team/team_core.c:1383) 
[ 160.452898][ T817] team_del_slave (drivers/net/team/team_core.c:1992 (discriminator 11)) 
[ 160.453340][ T817] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 160.453807][ T817] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.454254][ T817] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 160.454789][ T817] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 160.455228][ T817] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 160.455691][ T817] ? __kernel_text_address (kernel/extable.c:79) 
[ 160.456145][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.456599][ T817] ? __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) 
[ 160.457047][ T817] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 160.457571][ T817] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.458034][ T817] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.458484][ T817] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 160.458942][ T817] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 160.459391][ T817] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.459880][ T817] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 160.460331][ T817] ? __create_object (mm/kmemleak.c:771) 
[ 160.460789][ T817] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 160.461250][ T817] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 160.461705][ T817] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 160.462229][ T817] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 160.462693][ T817] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 160.463145][ T817] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.463582][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.464061][ T817] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.464514][ T817] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 160.465006][ T817] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.465451][ T817] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.465901][ T817] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 160.466208][ T817] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.466526][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.466865][ T817] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 160.467180][ T817] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.467499][ T817] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 160.467842][ T817] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 160.468150][ T817] ? 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) 
[ 160.468464][ T817] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 160.468784][ T817] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 160.469101][ T817] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.469415][ T817] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.469744][ T817] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 160.470055][ T817] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 160.470378][ T817] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.470702][ T817] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 160.471020][ T817] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 160.471413][ T817] ___sys_sendmsg (net/socket.c:2670) 
[ 160.471756][ T817] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 160.472076][ T817] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 160.472391][ T817] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 160.472709][ T817] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 160.473023][ T817] ? __handle_mm_fault (mm/memory.c:6212) 
[ 160.473331][ T817] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 160.473640][ T817] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 160.473974][ T817] __sys_sendmsg (net/socket.c:2700) 
[ 160.474284][ T817] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 160.474593][ T817] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 160.474920][ T817] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 160.475238][ T817] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.475550][ T817] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.475877][ T817] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  160.476269][  T817] RIP: 0033:0x7fa30ca5f1e7
[ 160.476602][ T817] 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)
[  160.477702][  T817] RSP: 002b:00007ffdb6ec8ca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  160.478174][  T817] RAX: ffffffffffffffda RBX: 00000000008a9320 RCX: 00007fa30ca5f1e7
[  160.478637][  T817] RDX: 0000000000000000 RSI: 00007ffdb6ec8ce0 RDI: 0000000000000005
[  160.479111][  T817] RBP: 00000000008a9230 R08: 0000000000000008 R09: 0000000000000000
[  160.479571][  T817] R10: 0000000000000004 R11: 0000000000000246 R12: 00000000008ccfa0


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:team_port_del:team_del_slave
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:ip_tunnel_newlink:ipgre_newlink
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:team_port_add:team_add_slave
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if