======================================
| xx__-> [   14.495283][  T253] ip (253) used greatest stack depth: 24256 bytes left
| [   17.211867][  T303] ------------[ cut here ]------------
| [ 17.212318][ T303] WARNING: CPU: 3 PID: 303 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) 
| [   17.214041][  T303] Modules linked in: vrf veth
[   17.214963][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.215330][ T303] 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) 
[ 17.215660][ T303] 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
[   17.216710][  T303] RSP: 0018:ffffc900005e7140 EFLAGS: 00010246
[   17.217080][  T303] RAX: 0000000000000000 RBX: ffff8880077a1000 RCX: 0000000000000001
[   17.217530][  T303] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   17.217968][  T303] RBP: ffffc900005e7230 R08: ffff88800afc2000 R09: 0000000000000000
[   17.218405][  T303] R10: ffffc900005e75c8 R11: ffffffff8f050668 R12: 1ffff920000bce2c
[   17.218839][  T303] R13: 0000000000002710 R14: ffffc900005e7880 R15: ffff88800b1403e0
[   17.219269][  T303] FS:  00007f9672ef9800(0000) GS:ffff88809f237000(0000) knlGS:0000000000000000
[   17.219793][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.220159][  T303] CR2: 00000000004e5aa0 CR3: 0000000009fda002 CR4: 0000000000772ef0
[   17.220589][  T303] PKRU: 55555554
[   17.220803][  T303] Call Trace:
[   17.221012][  T303]  <TASK>
[ 17.221161][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.221453][ T303] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 17.221736][ T303] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.222015][ T303] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 17.222291][ T303] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 17.222576][ T303] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 17.222857][ T303] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 17.223144][ T303] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 17.223713][ T303] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 17.223992][ T303] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 17.224265][ T303] ? __kernel_text_address (kernel/extable.c:79) 
[ 17.224553][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.224831][ T303] ? __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) 
[ 17.225112][ T303] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 17.225453][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.225737][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.226012][ T303] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 17.226297][ T303] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 17.226581][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.226856][ T303] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 17.227135][ T303] ? __create_object (mm/kmemleak.c:771) 
[ 17.227409][ T303] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 17.227705][ T303] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 17.227985][ T303] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.228329][ T303] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 17.228618][ T303] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.228924][ T303] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.229209][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.229487][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.229782][ T303] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 17.230060][ T303] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.230336][ T303] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.230618][ T303] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.230893][ T303] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.231178][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.231454][ T303] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.231745][ T303] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.232027][ T303] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 17.232314][ T303] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 17.232600][ T303] ? 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) 
[ 17.232876][ T303] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 17.233155][ T303] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 17.233430][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.233715][ T303] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 17.233996][ T303] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 17.234271][ T303] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 17.234561][ T303] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 17.234842][ T303] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 17.235126][ T303] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 17.235477][ T303] ___sys_sendmsg (net/socket.c:2670) 
[ 17.235770][ T303] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 17.236048][ T303] ? __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) 
[ 17.236389][ T303] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 17.236672][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.236952][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.237235][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.237523][ T303] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 17.237799][ T303] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.238086][ T303] __sys_sendmsg (net/socket.c:2700) 
[ 17.238358][ T303] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 17.238705][ T303] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 17.238996][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.239275][ T303] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.239586][ T303] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   17.239941][  T303] RIP: 0033:0x7f96730c61e7
[ 17.240227][ T303] 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)
[   17.241222][  T303] RSP: 002b:00007ffd8fbf0058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   17.241648][  T303] RAX: ffffffffffffffda RBX: 00007ffd8fbf0780 RCX: 00007f96730c61e7
[   17.242062][  T303] RDX: 0000000000000000 RSI: 00007ffd8fbf00c0 RDI: 0000000000000005
[   17.242478][  T303] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   17.242905][  T303] R10: 00007f9672fc3ee8 R11: 0000000000000246 R12: 0000000000000004
[   17.243317][  T303] R13: 00000000686e3b5a R14: 0000000000499600 R15: 0000000000000000
| [   19.953659][  T345] ------------[ cut here ]------------
| [ 19.954055][ T345] WARNING: CPU: 0 PID: 345 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) 
| [   19.955909][  T345] Modules linked in: 8021q vrf veth
| [   19.956793][  T345] Tainted: [W]=WARN
[   19.957005][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.957366][ T345] 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) 
[ 19.957665][ T345] 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
[   19.958701][  T345] RSP: 0018:ffffc90000597140 EFLAGS: 00010246
[   19.959063][  T345] RAX: 0000000000000000 RBX: ffff888005249000 RCX: 0000000000000001
[   19.959562][  T345] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   19.959991][  T345] RBP: ffffc90000597230 R08: ffff888009103800 R09: 0000000000000000
[   19.960421][  T345] R10: ffffc900005975c8 R11: ffffffff8f050668 R12: 1ffff920000b2e2c
[   19.960930][  T345] R13: 0000000000002710 R14: ffffc90000597880 R15: ffff888009038e60
[   19.961367][  T345] FS:  00007f0a50792800(0000) GS:ffff88809f0b7000(0000) knlGS:0000000000000000
[   19.961858][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.962384][  T345] CR2: 00000000004e5ab8 CR3: 000000000cd1a001 CR4: 0000000000772ef0
[   19.962829][  T345] PKRU: 55555554
[   19.963036][  T345] Call Trace:
[   19.963323][  T345]  <TASK>
[ 19.963496][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.963899][ T345] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 19.964268][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.964714][ T345] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 19.965116][ T345] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 19.965482][ T345] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 19.965792][ T345] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 19.966164][ T345] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 19.966574][ T345] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 19.966900][ T345] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 19.967232][ T345] ? __kernel_text_address (kernel/extable.c:79) 
[ 19.967565][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.967900][ T345] ? __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) 
[ 19.968238][ T345] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 19.968681][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.969098][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.969586][ T345] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 19.970079][ T345] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 19.970577][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.971060][ T345] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 19.971559][ T345] ? __create_object (mm/kmemleak.c:771) 
[ 19.972044][ T345] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 19.972520][ T345] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 19.972868][ T345] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 19.973301][ T345] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 19.973663][ T345] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 19.974089][ T345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.974580][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.975077][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.975574][ T345] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 19.976052][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.976554][ T345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.977032][ T345] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 19.977537][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.977889][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.978259][ T345] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 19.978591][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.978871][ T345] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 19.979173][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 19.979446][ T345] ? 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) 
[ 19.979734][ T345] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 19.980026][ T345] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 19.980317][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.980608][ T345] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 19.980980][ T345] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 19.981294][ T345] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 19.981595][ T345] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 19.981903][ T345] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 19.982191][ T345] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 19.982553][ T345] ___sys_sendmsg (net/socket.c:2670) 
[ 19.982826][ T345] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 19.983111][ T345] ? __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) 
[ 19.983526][ T345] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 19.983875][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.984208][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.984499][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.984867][ T345] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 19.985161][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.985536][ T345] __sys_sendmsg (net/socket.c:2700) 
[ 19.985905][ T345] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 19.986390][ T345] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 19.986773][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.987050][ T345] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 19.987337][ T345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   19.987779][  T345] RIP: 0033:0x7f0a5095f1e7
[ 19.988101][ T345] 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)
[   19.989255][  T345] RSP: 002b:00007ffc28bc9438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   19.989694][  T345] RAX: ffffffffffffffda RBX: 00007ffc28bc9b60 RCX: 00007f0a5095f1e7
[   19.990210][  T345] RDX: 0000000000000000 RSI: 00007ffc28bc94a0 RDI: 0000000000000005
[   19.990729][  T345] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   19.991244][  T345] R10: 00007f0a5085cee8 R11: 0000000000000246 R12: 0000000000000004
[   19.991749][  T345] R13: 00000000686e3b5c R14: 0000000000499600 R15: 0000000000000000
| [   23.598750][  T403] ------------[ cut here ]------------
| [ 23.599101][ T403] WARNING: CPU: 2 PID: 403 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) 
| [   23.599690][  T403] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [   23.601059][  T403] Tainted: [W]=WARN
[   23.601286][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.601653][ T403] 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) 
[ 23.601956][ T403] 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
[   23.603055][  T403] RSP: 0018:ffffc90000857140 EFLAGS: 00010246
[   23.603423][  T403] RAX: 0000000000000000 RBX: ffff88800a7b1000 RCX: 0000000000000001
[   23.604385][  T403] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   23.604825][  T403] RBP: ffffc90000857230 R08: ffff88800b306800 R09: 0000000000000000
[   23.605257][  T403] R10: ffffc900008575c8 R11: ffffffff8f050668 R12: 1ffff9200010ae2c
[   23.605692][  T403] R13: 0000000000002710 R14: ffffc90000857880 R15: ffff88800b1403e0
[   23.606136][  T403] FS:  00007fe8fdea5800(0000) GS:ffff88809f1b7000(0000) knlGS:0000000000000000
[   23.606639][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.607032][  T403] CR2: 00000000004e5aa8 CR3: 000000000cae8001 CR4: 0000000000772ef0
[   23.607483][  T403] PKRU: 55555554
[   23.607719][  T403] Call Trace:
[   23.607941][  T403]  <TASK>
[ 23.608096][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.608398][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.608698][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.608989][ T403] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.609278][ T403] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.609579][ T403] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.609889][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.610183][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.610564][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.610852][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.611138][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.611424][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.611754][ T403] ? __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) 
[ 23.612046][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.612408][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.612712][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.613029][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.613316][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.613616][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.613905][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.614216][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 23.614515][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.614813][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.615098][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.615452][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.615756][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.616082][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.616397][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.616707][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.616998][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.617291][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.617601][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.617888][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.618176][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.618466][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.618772][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.619063][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.619361][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.619675][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.620006][ T403] ? 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) 
[ 23.620293][ T403] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.620599][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.620885][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.621178][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.621470][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.621771][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.622072][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.622365][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.622661][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.623031][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 23.623319][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.623623][ T403] ? __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) 
[ 23.623979][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.624275][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.624588][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.624884][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.625171][ T403] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.625458][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.625784][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 23.626077][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.626429][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.626740][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.627031][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.627321][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.627685][  T403] RIP: 0033:0x7fe8fe0721e7
[ 23.627983][ T403] 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)
[   23.628989][  T403] RSP: 002b:00007ffc0c635668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.629418][  T403] RAX: ffffffffffffffda RBX: 00007ffc0c635d90 RCX: 00007fe8fe0721e7
[   23.629888][  T403] RDX: 0000000000000000 RSI: 00007ffc0c6356d0 RDI: 0000000000000005
[   23.630322][  T403] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.630755][  T403] R10: 00007fe8fdf6fee8 R11: 0000000000000246 R12: 0000000000000004
[   23.631180][  T403] R13: 00000000686e3b60 R14: 0000000000499600 R15: 0000000000000000
| [   24.127252][  T415] ------------[ cut here ]------------
| [ 24.128347][ T415] WARNING: CPU: 0 PID: 415 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.128965][  T415] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [   24.130183][  T415] Tainted: [W]=WARN
[   24.130415][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.130813][ T415] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.131133][ T415] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.132255][  T415] RSP: 0018:ffffc90000586ef0 EFLAGS: 00010246
[   24.132650][  T415] RAX: 0000000000000000 RBX: ffff88800572a000 RCX: 0000000000000001
[   24.133106][  T415] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   24.133576][  T415] RBP: ffffc90000586fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.134036][  T415] R10: ffffc90000587010 R11: ffffffff8f0a8918 R12: 1ffff920000b0de2
[   24.134498][  T415] R13: 0000000000002710 R14: ffffc90000587010 R15: ffff88800572af08
[   24.134966][  T415] FS:  00007f217d482800(0000) GS:ffff88809f0b7000(0000) knlGS:0000000000000000
[   24.135515][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.135899][  T415] CR2: 00000000004e5410 CR3: 0000000004fa7001 CR4: 0000000000772ef0
[   24.136359][  T415] PKRU: 55555554
[   24.136740][  T415] Call Trace:
[   24.136973][  T415]  <TASK>
[ 24.137130][ T415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.137436][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.137896][ T415] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.138207][ T415] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.138732][ T415] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.139043][ T415] netif_set_mtu (net/core/dev.c:9652) 
[ 24.139349][ T415] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.139672][ T415] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.140109][ T415] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.140346][ T415] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.140771][ T415] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.141126][ T415] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.141462][ T415] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.141783][ T415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.142170][ T415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.142473][ T415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.142792][ T415] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.143107][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.143429][ T415] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.143743][ T415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.144123][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.144432][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.144743][ T415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.145049][ T415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.145358][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.145673][ T415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.145981][ T415] ? __create_object (mm/kmemleak.c:771) 
[ 24.146288][ T415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.146606][ T415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.146911][ T415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.147293][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.147617][ T415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.147933][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.148242][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.148566][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.148872][ T415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.149176][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.149491][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.149819][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.150145][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.150456][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.150785][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.151095][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.151405][ T415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.151736][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.152043][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.152353][ T415] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.152672][ T415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.152983][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.153295][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.153620][ T415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.153937][ T415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.154251][ T415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.154574][ T415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.154883][ T415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.155280][ T415] ___sys_sendmsg (net/socket.c:2670) 
[ 24.155592][ T415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.155899][ T415] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.156285][ T415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.156605][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.156916][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.157231][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.157555][ T415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.157865][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.158181][ T415] __sys_sendmsg (net/socket.c:2700) 
[ 24.158483][ T415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.158882][ T415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.159202][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.159522][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.159842][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.160228][  T415] RIP: 0033:0x7f217d64f1e7
[ 24.160555][ T415] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.161678][  T415] RSP: 002b:00007fff4120c408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.162147][  T415] RAX: ffffffffffffffda RBX: 00007fff4120cb30 RCX: 00007f217d64f1e7
[   24.162624][  T415] RDX: 0000000000000000 RSI: 00007fff4120c470 RDI: 0000000000000005
[   24.163104][  T415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.163592][  T415] R10: 00000000188de910 R11: 0000000000000246 R12: 0000000000000004
[   24.164078][  T415] R13: 00000000686e3b60 R14: 0000000000499600 R15: 0000000000000000
| [   24.813988][  T432] ------------[ cut here ]------------
| [ 24.814307][ T432] WARNING: CPU: 1 PID: 432 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) 
| [   24.814923][  T432] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [   24.816111][  T432] Tainted: [W]=WARN
[   24.816344][  T432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.816733][ T432] 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) 
[ 24.817051][ T432] 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
[   24.818157][  T432] RSP: 0018:ffffc900004f6ef0 EFLAGS: 00010246
[   24.820110][  T432] RAX: 0000000000000000 RBX: ffff88800a70a000 RCX: 0000000000000001
[   24.820820][  T432] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   24.821279][  T432] RBP: ffffc900004f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.821915][  T432] R10: ffffc900004f7010 R11: ffffffff8f0a8918 R12: 1ffff9200009ede2
[   24.822381][  T432] R13: 0000000000002710 R14: ffffc900004f7010 R15: ffff88800a70af08
[   24.822968][  T432] FS:  00007fd4e9bf9800(0000) GS:ffff88809f137000(0000) knlGS:0000000000000000
[   24.823500][  T432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.823897][  T432] CR2: 00000000004e5418 CR3: 0000000004f58003 CR4: 0000000000772ef0
[   24.824356][  T432] PKRU: 55555554
[   24.824595][  T432] Call Trace:
[   24.824826][  T432]  <TASK>
[ 24.824986][ T432] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.825292][ T432] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.825622][ T432] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.825927][ T432] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.826306][ T432] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.826625][ T432] netif_set_mtu (net/core/dev.c:9652) 
[ 24.826938][ T432] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.827254][ T432] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.827704][ T432] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.827936][ T432] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.828353][ T432] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.828715][ T432] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.829033][ T432] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.829342][ T432] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.829737][ T432] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.830054][ T432] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.830358][ T432] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.830678][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.830988][ T432] ? __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) 
[ 24.831295][ T432] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.831682][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.831992][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.832296][ T432] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.832611][ T432] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.832918][ T432] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.833225][ T432] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.833537][ T432] ? __create_object (mm/kmemleak.c:771) 
[ 24.833848][ T432] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.834154][ T432] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.834458][ T432] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.834848][ T432] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.835163][ T432] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.835473][ T432] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.835786][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.836103][ T432] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.836412][ T432] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.836723][ T432] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.837031][ T432] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.837334][ T432] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.837654][ T432] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.837962][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.838272][ T432] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.838594][ T432] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.838903][ T432] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.839219][ T432] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.839532][ T432] ? 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) 
[ 24.839846][ T432] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.840153][ T432] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.840456][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.840784][ T432] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.841095][ T432] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.841401][ T432] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.841732][ T432] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.842042][ T432] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.842346][ T432] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.842753][ T432] ___sys_sendmsg (net/socket.c:2670) 
[ 24.843068][ T432] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.843374][ T432] ? __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) 
[ 24.843764][ T432] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.844072][ T432] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.844379][ T432] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.844698][ T432] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.845007][ T432] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.845320][ T432] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.845643][ T432] __sys_sendmsg (net/socket.c:2700) 
[ 24.845944][ T432] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.846319][ T432] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.846645][ T432] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.846951][ T432] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.847259][ T432] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.847656][  T432] RIP: 0033:0x7fd4e9dc61e7
[ 24.847973][ T432] 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)
[   24.849070][  T432] RSP: 002b:00007ffed56bf628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.849548][  T432] RAX: ffffffffffffffda RBX: 00007ffed56bfd50 RCX: 00007fd4e9dc61e7
[   24.850026][  T432] RDX: 0000000000000000 RSI: 00007ffed56bf690 RDI: 0000000000000005
[   24.850482][  T432] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.850949][  T432] R10: 000000001e972910 R11: 0000000000000246 R12: 0000000000000004
[   24.851402][  T432] R13: 00000000686e3b61 R14: 0000000000499600 R15: 0000000000000000
| [   25.468802][  T450] ------------[ cut here ]------------
| [ 25.469223][ T450] WARNING: CPU: 3 PID: 450 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) 
| [   25.469791][  T450] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [   25.470867][  T450] Tainted: [W]=WARN
[   25.471077][  T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.471420][ T450] 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) 
[ 25.472273][ T450] 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
[   25.473275][  T450] RSP: 0018:ffffc90000597140 EFLAGS: 00010246
[   25.473632][  T450] RAX: 0000000000000000 RBX: ffff88800c8ac000 RCX: 0000000000000001
[   25.474045][  T450] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   25.474455][  T450] RBP: ffffc90000597230 R08: ffff88800c203800 R09: 0000000000000000
[   25.474871][  T450] R10: ffffc900005975c8 R11: ffffffff8f050668 R12: 1ffff920000b2e2c
[   25.475307][  T450] R13: 0000000000002710 R14: ffffc90000597880 R15: ffff88800b142a60
[   25.475729][  T450] FS:  00007fa39ba0d800(0000) GS:ffff88809f237000(0000) knlGS:0000000000000000
[   25.476207][  T450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.476567][  T450] CR2: 00000000004e5ab0 CR3: 000000000cf00002 CR4: 0000000000772ef0
[   25.476992][  T450] PKRU: 55555554
[   25.477197][  T450] Call Trace:
[   25.477403][  T450]  <TASK>
[ 25.477552][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.477833][ T450] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.478108][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.478387][ T450] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 25.478667][ T450] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 25.478940][ T450] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 25.479224][ T450] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 25.479518][ T450] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.479915][ T450] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.480188][ T450] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.480458][ T450] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.480744][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.481029][ T450] ? __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) 
[ 25.481304][ T450] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.481651][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.481928][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.482200][ T450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.482472][ T450] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.482758][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.483036][ T450] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.483312][ T450] ? __create_object (mm/kmemleak.c:771) 
[ 25.483598][ T450] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.483873][ T450] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.484146][ T450] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.484488][ T450] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.484780][ T450] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.485065][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.485343][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.485637][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.485916][ T450] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.486188][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.486462][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.486744][ T450] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.487022][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.487299][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.487599][ T450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.487874][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.488150][ T450] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.488436][ T450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.488720][ T450] ? 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) 
[ 25.488997][ T450] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.489275][ T450] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.489597][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.489890][ T450] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.490168][ T450] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.490443][ T450] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.490740][ T450] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.491028][ T450] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.491299][ T450] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.491663][ T450] ___sys_sendmsg (net/socket.c:2670) 
[ 25.491935][ T450] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.492208][ T450] ? __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) 
[ 25.492559][ T450] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.492838][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.493114][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.493390][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.493692][ T450] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.493967][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.494247][ T450] __sys_sendmsg (net/socket.c:2700) 
[ 25.494538][ T450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.494878][ T450] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.495162][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.495439][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.495727][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.496074][  T450] RIP: 0033:0x7fa39bbda1e7
[ 25.496357][ T450] 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)
[   25.497343][  T450] RSP: 002b:00007ffee1d2c958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.497779][  T450] RAX: ffffffffffffffda RBX: 00007ffee1d2d080 RCX: 00007fa39bbda1e7
[   25.498189][  T450] RDX: 0000000000000000 RSI: 00007ffee1d2c9c0 RDI: 0000000000000005
[   25.498610][  T450] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   25.499020][  T450] R10: 00007fa39bad7ee8 R11: 0000000000000246 R12: 0000000000000004
[   25.499433][  T450] R13: 00000000686e3b62 R14: 0000000000499600 R15: 0000000000000000
| [   25.971908][  T462] ------------[ cut here ]------------
| [ 25.972307][ T462] WARNING: CPU: 0 PID: 462 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) 
| [   25.972978][  T462] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [   25.974242][  T462] Tainted: [W]=WARN
[   25.974489][  T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.974902][ T462] 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) 
[ 25.975243][ T462] 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
[   25.976410][  T462] RSP: 0018:ffffc9000092eef0 EFLAGS: 00010246
[   25.976825][  T462] RAX: 0000000000000000 RBX: ffff88800572a000 RCX: 0000000000000001
[   25.977317][  T462] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   25.977810][  T462] RBP: ffffc9000092efe0 R08: 0000000000000000 R09: 0000000000000000
[   25.978293][  T462] R10: ffffc9000092f010 R11: ffffffff8f0a8918 R12: 1ffff92000125de2
[   25.978781][  T462] R13: 0000000000002710 R14: ffffc9000092f010 R15: ffff88800572af08
[   25.979273][  T462] FS:  00007f8c5a8b7800(0000) GS:ffff88809f0b7000(0000) knlGS:0000000000000000
[   25.979859][  T462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.980266][  T462] CR2: 00000000004e5410 CR3: 000000000516f002 CR4: 0000000000772ef0
[   25.980764][  T462] PKRU: 55555554
[   25.981007][  T462] Call Trace:
[   25.981253][  T462]  <TASK>
[ 25.981423][ T462] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.981760][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.982091][ T462] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.982415][ T462] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.982825][ T462] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.983152][ T462] netif_set_mtu (net/core/dev.c:9652) 
[ 25.983478][ T462] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.983822][ T462] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.984281][ T462] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.984536][ T462] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.984978][ T462] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.985350][ T462] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.985686][ T462] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.986016][ T462] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.986464][ T462] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.986804][ T462] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.987128][ T462] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.987460][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.987796][ T462] ? __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) 
[ 25.988122][ T462] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.988557][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.988873][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.989177][ T462] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.989483][ T462] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.989824][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.990135][ T462] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.990439][ T462] ? __create_object (mm/kmemleak.c:771) 
[ 25.990757][ T462] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.991066][ T462] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.991388][ T462] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.991779][ T462] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.992092][ T462] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.992403][ T462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.992716][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.993028][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.993335][ T462] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.993652][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.993964][ T462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.994269][ T462] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.994582][ T462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.994892][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.995206][ T462] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.995518][ T462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.995825][ T462] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.996146][ T462] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.996448][ T462] ? 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) 
[ 25.996762][ T462] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.997069][ T462] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.997373][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.997688][ T462] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.998221][ T462] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.998539][ T462] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.999073][ T462] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.999381][ T462] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.999922][ T462] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.000315][ T462] ___sys_sendmsg (net/socket.c:2670) 
[ 26.001066][ T462] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.001371][ T462] ? __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) 
[ 26.001760][ T462] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.002069][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.002383][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.002701][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.003006][ T462] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.003311][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.003634][ T462] __sys_sendmsg (net/socket.c:2700) 
[ 26.003944][ T462] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.004322][ T462] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.004878][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.005188][ T462] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.005723][ T462] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.006326][  T462] RIP: 0033:0x7f8c5aa841e7
[ 26.006880][ T462] 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)
[   26.007992][  T462] RSP: 002b:00007ffd0019b3d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.008914][  T462] RAX: ffffffffffffffda RBX: 00007ffd0019bb00 RCX: 00007f8c5aa841e7
[   26.009374][  T462] RDX: 0000000000000000 RSI: 00007ffd0019b440 RDI: 0000000000000005
[   26.010071][  T462] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.010538][  T462] R10: 0000000024370910 R11: 0000000000000246 R12: 0000000000000004
[   26.010997][  T462] R13: 00000000686e3b62 R14: 0000000000499600 R15: 0000000000000000
| [   26.651676][  T479] ------------[ cut here ]------------
| [ 26.652081][ 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) 
| [   26.653114][  T479] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [   26.655228][  T479] Tainted: [W]=WARN
[   26.655653][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.656341][ 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) 
[ 26.656797][ 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
[   26.658846][  T479] RSP: 0018:ffffc9000095eef0 EFLAGS: 00010246
[   26.659358][  T479] RAX: 0000000000000000 RBX: ffff88800a70a000 RCX: 0000000000000001
[   26.660076][  T479] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[   26.660544][  T479] RBP: ffffc9000095efe0 R08: 0000000000000000 R09: 0000000000000000
[   26.660999][  T479] R10: ffffc9000095f010 R11: ffffffff8f0a8918 R12: 1ffff9200012bde2
[   26.661452][  T479] R13: 0000000000002710 R14: ffffc9000095f010 R15: ffff88800a70af08
[   26.661917][  T479] FS:  00007faa35e94800(0000) GS:ffff88809f0b7000(0000) knlGS:0000000000000000
[   26.662453][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.662839][  T479] CR2: 00000000004e5418 CR3: 0000000008b0e003 CR4: 0000000000772ef0
[   26.663296][  T479] PKRU: 55555554
[   26.663532][  T479] Call Trace:
[   26.663765][  T479]  <TASK>
[ 26.663923][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.664237][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.664557][ T479] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.664862][ T479] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.665244][ T479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.665560][ T479] netif_set_mtu (net/core/dev.c:9652) 
[ 26.665869][ T479] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.666185][ T479] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.666630][ T479] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.666862][ T479] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.667281][ T479] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.667644][ T479] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.667957][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.668266][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.668661][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.668972][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.669274][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.669593][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.669912][ 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) 
[ 26.670218][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.670605][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.670914][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.671223][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.671535][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.671841][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.672147][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.672450][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 26.672770][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.673076][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.673386][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.673777][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.674093][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.674405][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.674721][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.675035][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.675340][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.675650][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.675968][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.676272][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.676590][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.676898][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.677210][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.677525][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.677833][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.678157][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.678462][ 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) 
[ 26.678779][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.679085][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.679387][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.679704][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.680027][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.680338][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.680661][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.680967][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.681270][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.681671][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 26.681973][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.682277][ 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) 
[ 26.682669][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.682976][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.683282][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.683602][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.683906][ 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) 
[ 26.684208][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.684529][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 26.684830][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.685208][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.685536][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.685843][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.686147][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.686530][  T479] RIP: 0033:0x7faa360611e7
[ 26.686848][ 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)
[   26.687947][  T479] RSP: 002b:00007ffd25a997e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.688409][  T479] RAX: ffffffffffffffda RBX: 00007ffd25a99f10 RCX: 00007faa360611e7
[   26.688875][  T479] RDX: 0000000000000000 RSI: 00007ffd25a99850 RDI: 0000000000000005
[   26.689334][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.689805][  T479] R10: 000000001dc3e910 R11: 0000000000000246 R12: 0000000000000004
[   26.690265][  T479] R13: 00000000686e3b63 R14: 0000000000499600 R15: 0000000000000000
| [  111.866436][  T849] ------------[ cut here ]------------
| [ 111.866803][ T849] WARNING: CPU: 3 PID: 849 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) 
| [  111.867438][  T849] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  111.869102][  T849] Tainted: [W]=WARN
[  111.869361][  T849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 111.869936][ T849] 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) 
[ 111.870265][ T849] 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
[  111.871471][  T849] RSP: 0018:ffffc900011def70 EFLAGS: 00010246
[  111.871874][  T849] RAX: 0000000000000000 RBX: ffff88800a70a000 RCX: 0000000000000001
[  111.872336][  T849] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  111.872833][  T849] RBP: ffffc900011df058 R08: 0000000000000000 R09: 0000000000000000
[  111.873306][  T849] R10: ffffc900011df088 R11: ffffffff8a600130 R12: 1ffff9200023bdf2
[  111.873789][  T849] R13: 0000000000002710 R14: ffffc900011df088 R15: ffff88800a70af08
[  111.874250][  T849] FS:  00007f18ab784800(0000) GS:ffff88809f237000(0000) knlGS:0000000000000000
[  111.874813][  T849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  111.875210][  T849] CR2: 00000000004e5630 CR3: 0000000009d62001 CR4: 0000000000772ef0
[  111.875679][  T849] PKRU: 55555554
[  111.875925][  T849] Call Trace:
[  111.876166][  T849]  <TASK>
[ 111.876322][ T849] ? __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) 
[ 111.876727][ T849] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 111.877115][ T849] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 111.877424][ T849] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 111.877741][ T849] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 111.878045][ T849] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 111.878367][ T849] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 111.878697][ T849] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 111.879022][ T849] ? ___sys_sendmsg (net/socket.c:2670) 
[ 111.879332][ T849] ? __sys_sendmsg (net/socket.c:2700) 
[ 111.879697][ T849] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 111.880044][ T849] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 111.880444][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.880798][ T849] netif_set_mtu (net/core/dev.c:9652) 
[ 111.881130][ T849] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 111.881467][ T849] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 111.881723][ T849] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 111.882179][ T849] br_del_if (net/bridge/br_if.c:743) bridge 
[ 111.882545][ T849] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 111.882868][ T849] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 111.883194][ T849] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 111.883535][ T849] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 111.883944][ T849] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 111.884273][ T849] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 111.884617][ T849] ? __kernel_text_address (kernel/extable.c:79) 
[ 111.884966][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.885299][ T849] ? __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) 
[ 111.885635][ T849] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 111.886031][ T849] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.886342][ T849] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.886657][ T849] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 111.886990][ T849] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 111.887312][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.887641][ T849] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 111.887960][ T849] ? __create_object (mm/kmemleak.c:771) 
[ 111.888280][ T849] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 111.888624][ T849] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 111.888972][ T849] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 111.889375][ T849] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 111.889724][ T849] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 111.890067][ T849] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 111.890391][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.890735][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.891061][ T849] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 111.891378][ T849] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 111.891706][ T849] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 111.892018][ T849] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 111.892345][ T849] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 111.892690][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.893034][ T849] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 111.893355][ T849] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 111.893721][ T849] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 111.894038][ T849] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 111.894343][ T849] ? 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) 
[ 111.894669][ T849] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 111.894978][ T849] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 111.895281][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.895602][ T849] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 111.895911][ T849] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 111.896216][ T849] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 111.896559][ T849] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 111.896922][ T849] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 111.897242][ T849] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 111.897664][ T849] ___sys_sendmsg (net/socket.c:2670) 
[ 111.897983][ T849] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 111.898303][ T849] ? __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) 
[ 111.898714][ T849] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 111.899040][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.899372][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.899699][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.900080][ T849] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 111.900391][ T849] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 111.900760][ T849] __sys_sendmsg (net/socket.c:2700) 
[ 111.901089][ T849] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 111.901487][ T849] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 111.901841][ T849] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.902167][ T849] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 111.902481][ T849] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  111.902888][  T849] RIP: 0033:0x7f18ab9511e7
[ 111.903222][ T849] 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)
[  111.904380][  T849] RSP: 002b:00007ffc31e26e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  111.904881][  T849] RAX: ffffffffffffffda RBX: 00007ffc31e275c0 RCX: 00007f18ab9511e7
[  111.905380][  T849] RDX: 0000000000000000 RSI: 00007ffc31e26f00 RDI: 0000000000000005
[  111.905871][  T849] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  111.906360][  T849] R10: 00007f18ab84eee8 R11: 0000000000000246 R12: 0000000000000003
[  111.906850][  T849] R13: 00000000686e3bb8 R14: 0000000000499600 R15: 0000000000000000
| [  112.353630][  T857] ------------[ cut here ]------------
| [ 112.354004][ T857] WARNING: CPU: 1 PID: 857 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) 
| [  112.354917][  T857] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  112.358642][  T857] Tainted: [W]=WARN
[  112.358946][  T857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 112.359750][ T857] 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) 
[ 112.360172][ T857] 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
[  112.362069][  T857] RSP: 0018:ffffc900011eef70 EFLAGS: 00010246
[  112.362758][  T857] RAX: 0000000000000000 RBX: ffff88800572a000 RCX: 0000000000000001
[  112.363587][  T857] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  112.364395][  T857] RBP: ffffc900011ef058 R08: 0000000000000000 R09: 0000000000000000
[  112.365209][  T857] R10: ffffc900011ef088 R11: ffffffff8e779160 R12: 1ffff9200023ddf2
[  112.366022][  T857] R13: 0000000000002710 R14: ffffc900011ef088 R15: ffff88800572af08
[  112.366838][  T857] FS:  00007f10d7363800(0000) GS:ffff88809f137000(0000) knlGS:0000000000000000
[  112.367810][  T857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.368484][  T857] CR2: 00000000004e5628 CR3: 0000000010a78002 CR4: 0000000000772ef0
[  112.369301][  T857] PKRU: 55555554
[  112.369720][  T857] Call Trace:
[  112.370142][  T857]  <TASK>
[ 112.370412][ T857] ? __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) 
[ 112.371118][ T857] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 112.371628][ T857] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 112.372124][ T857] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 112.372675][ T857] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 112.373208][ T857] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 112.373753][ T857] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 112.374291][ T857] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 112.374837][ T857] ? ___sys_sendmsg (net/socket.c:2670) 
[ 112.375368][ T857] ? __sys_sendmsg (net/socket.c:2700) 
[ 112.375937][ T857] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 112.376471][ T857] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 112.377148][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.377711][ T857] netif_set_mtu (net/core/dev.c:9652) 
[ 112.378248][ T857] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 112.378833][ T857] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 112.379241][ T857] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 112.380165][ T857] br_del_if (net/bridge/br_if.c:743) bridge 
[ 112.380661][ T857] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 112.381201][ T857] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 112.381759][ T857] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 112.382303][ T857] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 112.382997][ T857] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 112.383562][ T857] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 112.384098][ T857] ? __kernel_text_address (kernel/extable.c:79) 
[ 112.384664][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.385212][ T857] ? __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) 
[ 112.385761][ T857] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 112.386430][ T857] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.386981][ T857] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.387552][ T857] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 112.388088][ T857] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 112.388646][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.389185][ T857] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 112.389727][ T857] ? __create_object (mm/kmemleak.c:771) 
[ 112.390280][ T857] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 112.390830][ T857] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 112.391366][ T857] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 112.392065][ T857] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 112.392636][ T857] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 112.393184][ T857] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 112.393730][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.394277][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.394826][ T857] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 112.395358][ T857] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.395926][ T857] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 112.396463][ T857] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 112.397024][ T857] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 112.397581][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.398128][ T857] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 112.398675][ T857] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 112.399215][ T857] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 112.399809][ T857] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 112.400350][ T857] ? 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) 
[ 112.400914][ T857] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 112.401462][ T857] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 112.402008][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.402570][ T857] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 112.403116][ T857] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 112.403684][ T857] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 112.404237][ T857] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 112.404791][ T857] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 112.405335][ T857] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 112.406039][ T857] ___sys_sendmsg (net/socket.c:2670) 
[ 112.406580][ T857] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 112.407114][ T857] ? __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) 
[ 112.407809][ T857] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 112.408353][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.408915][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.409472][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.410031][ T857] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 112.410577][ T857] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.411131][ T857] __sys_sendmsg (net/socket.c:2700) 
[ 112.411691][ T857] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 112.412354][ T857] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 112.412926][ T857] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.413475][ T857] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 112.413929][ T857] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  112.414545][  T857] RIP: 0033:0x7f10d75301e7
[ 112.415099][ T857] 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)
[  112.417054][  T857] RSP: 002b:00007ffce5e0bee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  112.417871][  T857] RAX: ffffffffffffffda RBX: 00007ffce5e0c610 RCX: 00007f10d75301e7
[  112.418689][  T857] RDX: 0000000000000000 RSI: 00007ffce5e0bf50 RDI: 0000000000000005
[  112.419492][  T857] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  112.420327][  T857] R10: 00007f10d742dee8 R11: 0000000000000246 R12: 0000000000000003
[  112.421159][  T857] R13: 00000000686e3bb9 R14: 0000000000499600 R15: 0000000000000000
| [  112.751397][  T861] ------------[ cut here ]------------
| [ 112.751764][ T861] WARNING: CPU: 2 PID: 861 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) 
| [  112.752325][  T861] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  112.753496][  T861] Tainted: [W]=WARN
[  112.753727][  T861] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 112.754086][ T861] 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) 
[ 112.754380][ T861] 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
[  112.755387][  T861] RSP: 0018:ffffc9000122f140 EFLAGS: 00010246
[  112.755761][  T861] RAX: 0000000000000000 RBX: ffff88800c8ac000 RCX: 0000000000000001
[  112.756187][  T861] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  112.756618][  T861] RBP: ffffc9000122f230 R08: ffff888008d28800 R09: 0000000000000000
[  112.757043][  T861] R10: ffffc9000122f5c8 R11: ffffffff8f050668 R12: 1ffff92000245e2c
[  112.757468][  T861] R13: 00000000000005dc R14: ffffc9000122f880 R15: ffff888004f97160
[  112.757904][  T861] FS:  00007efc36555800(0000) GS:ffff88809f1b7000(0000) knlGS:0000000000000000
[  112.758395][  T861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.758760][  T861] CR2: 00000000004e5ab0 CR3: 000000000cedd004 CR4: 0000000000772ef0
[  112.759216][  T861] PKRU: 55555554
[  112.759434][  T861] Call Trace:
[  112.759661][  T861]  <TASK>
[ 112.759813][ T861] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.760135][ T861] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 112.760420][ T861] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.760724][ T861] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 112.761010][ T861] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 112.761316][ T861] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 112.761624][ T861] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 112.761917][ T861] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 112.762278][ T861] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 112.762574][ T861] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 112.762860][ T861] ? __kernel_text_address (kernel/extable.c:79) 
[ 112.763148][ T861] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.763445][ T861] ? __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) 
[ 112.763746][ T861] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 112.764099][ T861] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.764386][ T861] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.764678][ T861] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 112.764964][ T861] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 112.765299][ T861] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.765614][ T861] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 112.765900][ T861] ? __create_object (mm/kmemleak.c:771) 
[ 112.766187][ T861] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 112.766474][ T861] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 112.766775][ T861] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 112.767127][ T861] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 112.767421][ T861] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 112.767723][ T861] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 112.768018][ T861] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.768308][ T861] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.768608][ T861] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 112.768915][ T861] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.769221][ T861] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 112.769516][ T861] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 112.769805][ T861] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 112.770112][ T861] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.770406][ T861] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 112.770703][ T861] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 112.770990][ T861] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 112.771286][ T861] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 112.771582][ T861] ? 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) 
[ 112.771871][ T861] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 112.772166][ T861] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 112.772452][ T861] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.772754][ T861] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 112.773049][ T861] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 112.773337][ T861] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 112.773645][ T861] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 112.773935][ T861] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 112.774221][ T861] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 112.774601][ T861] ___sys_sendmsg (net/socket.c:2670) 
[ 112.774887][ T861] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 112.775171][ T861] ? __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) 
[ 112.775536][ T861] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 112.775823][ T861] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.776113][ T861] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.776404][ T861] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.776801][ T861] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 112.777085][ T861] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.777378][ T861] __sys_sendmsg (net/socket.c:2700) 
[ 112.777673][ T861] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 112.778025][ T861] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 112.778369][ T861] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.778673][ T861] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 112.778966][ T861] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  112.779424][  T861] RIP: 0033:0x7efc367221e7
[ 112.779733][ T861] 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)
[  112.780741][  T861] RSP: 002b:00007ffc402dc418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  112.781184][  T861] RAX: ffffffffffffffda RBX: 00007ffc402dcb40 RCX: 00007efc367221e7
[  112.781615][  T861] RDX: 0000000000000000 RSI: 00007ffc402dc480 RDI: 0000000000000005
[  112.782036][  T861] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  112.782458][  T861] R10: 00007efc3661fee8 R11: 0000000000000246 R12: 0000000000000004
[  112.782905][  T861] R13: 00000000686e3bb9 R14: 0000000000499600 R15: 0000000000000000
| [  113.161733][  T867] ------------[ cut here ]------------
| [ 113.162047][ T867] WARNING: CPU: 0 PID: 867 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) 
| [  113.162662][  T867] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  113.163927][  T867] Tainted: [W]=WARN
[  113.164161][  T867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 113.164553][ T867] 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) 
[ 113.164876][ T867] 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
[  113.167203][  T867] RSP: 0018:ffffc9000122ef70 EFLAGS: 00010246
[  113.167601][  T867] RAX: 0000000000000000 RBX: ffff88800a70a000 RCX: 0000000000000001
[  113.168059][  T867] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  113.168531][  T867] RBP: ffffc9000122f058 R08: 0000000000000000 R09: 0000000000000000
[  113.168989][  T867] R10: ffffc9000122f088 R11: ffffffff8e779160 R12: 1ffff92000245df2
[  113.169444][  T867] R13: 00000000000005dc R14: ffffc9000122f088 R15: ffff88800a70af08
[  113.169948][  T867] FS:  00007fbbe1bfe800(0000) GS:ffff88809f0b7000(0000) knlGS:0000000000000000
[  113.170488][  T867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.170883][  T867] CR2: 00000000004e73c0 CR3: 000000000b3f8005 CR4: 0000000000772ef0
[  113.171344][  T867] PKRU: 55555554
[  113.171584][  T867] Call Trace:
[  113.171813][  T867]  <TASK>
[ 113.171966][ T867] ? __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) 
[ 113.172356][ T867] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 113.172719][ T867] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 113.173025][ T867] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 113.173330][ T867] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 113.173643][ T867] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 113.173947][ T867] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 113.174247][ T867] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 113.174608][ T867] ? ___sys_sendmsg (net/socket.c:2670) 
[ 113.174951][ T867] ? __sys_sendmsg (net/socket.c:2700) 
[ 113.175256][ T867] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 113.175565][ T867] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 113.175941][ T867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.176254][ T867] netif_set_mtu (net/core/dev.c:9652) 
[ 113.176568][ T867] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 113.176893][ T867] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 113.177149][ T867] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 113.177578][ T867] br_del_if (net/bridge/br_if.c:743) bridge 
[ 113.177920][ T867] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 113.178409][ T867] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 113.178727][ T867] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 113.179049][ T867] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 113.179455][ T867] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 113.179772][ T867] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 113.180090][ T867] ? __kernel_text_address (kernel/extable.c:79) 
[ 113.180399][ T867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.180714][ T867] ? __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) 
[ 113.181020][ T867] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 113.181398][ T867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.181713][ T867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.182029][ T867] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 113.182340][ T867] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 113.182672][ T867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.182976][ T867] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 113.183278][ T867] ? __create_object (mm/kmemleak.c:771) 
[ 113.183591][ T867] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 113.183898][ T867] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 113.184202][ T867] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 113.184592][ T867] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 113.184904][ T867] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 113.185212][ T867] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.185571][ T867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.185882][ T867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.186208][ T867] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 113.186536][ T867] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.186844][ T867] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.187157][ T867] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 113.187466][ T867] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 113.187802][ T867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.188133][ T867] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 113.188438][ T867] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 113.188758][ T867] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 113.189173][ T867] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 113.189483][ T867] ? 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) 
[ 113.189796][ T867] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 113.190130][ T867] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 113.190431][ T867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.190750][ T867] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 113.191059][ T867] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 113.191365][ T867] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 113.191690][ T867] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 113.192000][ T867] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 113.192303][ T867] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 113.192700][ T867] ___sys_sendmsg (net/socket.c:2670) 
[ 113.193004][ T867] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 113.193307][ T867] ? __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) 
[ 113.193704][ T867] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 113.194013][ T867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.194322][ T867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.194641][ T867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.194947][ T867] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 113.195253][ T867] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.195574][ T867] __sys_sendmsg (net/socket.c:2700) 
[ 113.195878][ T867] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 113.196340][ T867] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 113.196676][ T867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.197001][ T867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 113.197307][ T867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  113.197688][  T867] RIP: 0033:0x7fbbe1dcb1e7
[ 113.198004][ T867] 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)
[  113.199137][  T867] RSP: 002b:00007ffd13d84b68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  113.199631][  T867] RAX: ffffffffffffffda RBX: 00007ffd13d85290 RCX: 00007fbbe1dcb1e7
[  113.200103][  T867] RDX: 0000000000000000 RSI: 00007ffd13d84bd0 RDI: 0000000000000005
[  113.200570][  T867] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  113.201033][  T867] R10: 00007fbbe1cc8ee8 R11: 0000000000000246 R12: 0000000000000003
[  113.201487][  T867] R13: 00000000686e3bb9 R14: 0000000000499600 R15: 0000000000000000
| [  113.642682][  T873] ------------[ cut here ]------------
| [ 113.643056][ T873] WARNING: CPU: 3 PID: 873 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) 
| [  113.643761][  T873] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  113.645188][  T873] Tainted: [W]=WARN
[  113.645452][  T873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 113.646588][ T873] 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) 
[ 113.646960][ T873] 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
[  113.648215][  T873] RSP: 0018:ffffc900010fef70 EFLAGS: 00010246
[  113.648667][  T873] RAX: 0000000000000000 RBX: ffff88800572a000 RCX: 0000000000000001
[  113.649191][  T873] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  113.649720][  T873] RBP: ffffc900010ff058 R08: 0000000000000000 R09: 0000000000000000
[  113.650262][  T873] R10: ffffc900010ff088 R11: ffffffff8e779160 R12: 1ffff9200021fdf2
[  113.650794][  T873] R13: 00000000000005dc R14: ffffc900010ff088 R15: ffff88800572af08
[  113.651252][  T873] FS:  00007f3b43c23800(0000) GS:ffff88809f237000(0000) knlGS:0000000000000000
[  113.651794][  T873] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.652179][  T873] CR2: 00000000004e73b8 CR3: 0000000010381005 CR4: 0000000000772ef0
[  113.652652][  T873] PKRU: 55555554
[  113.652882][  T873] Call Trace:
[  113.653113][  T873]  <TASK>
[ 113.653273][ T873] ? __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) 
[ 113.653721][ T873] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 113.654117][ T873] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 113.654466][ T873] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 113.654823][ T873] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 113.655168][ T873] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 113.655527][ T873] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 113.655880][ T873] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 113.656232][ T873] ? ___sys_sendmsg (net/socket.c:2670) 
[ 113.656589][ T873] ? __sys_sendmsg (net/socket.c:2700) 
[ 113.656933][ T873] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 113.657280][ T873] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 113.657718][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.658077][ T873] netif_set_mtu (net/core/dev.c:9652) 
[ 113.658427][ T873] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 113.658806][ T873] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 113.659070][ T873] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 113.659560][ T873] br_del_if (net/bridge/br_if.c:743) bridge 
[ 113.659956][ T873] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 113.660306][ T873] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 113.660671][ T873] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 113.661023][ T873] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 113.661465][ T873] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 113.661823][ T873] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 113.662168][ T873] ? __kernel_text_address (kernel/extable.c:79) 
[ 113.662527][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.662878][ T873] ? __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) 
[ 113.663223][ T873] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 113.663679][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.664036][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.664387][ T873] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 113.664741][ T873] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 113.665091][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.665438][ T873] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 113.665798][ T873] ? __create_object (mm/kmemleak.c:771) 
[ 113.666149][ T873] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 113.666498][ T873] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 113.666861][ T873] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 113.667294][ T873] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 113.667658][ T873] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 113.668011][ T873] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.668355][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.668723][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.669070][ T873] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 113.669418][ T873] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.669778][ T873] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.670141][ T873] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 113.670488][ T873] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 113.670849][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.671204][ T873] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 113.671564][ T873] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 113.671911][ T873] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 113.672275][ T873] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 113.672627][ T873] ? 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) 
[ 113.672976][ T873] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 113.673324][ T873] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 113.673678][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.674039][ T873] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 113.674391][ T873] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 113.674757][ T873] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 113.675117][ T873] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 113.675468][ T873] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 113.675826][ T873] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 113.676271][ T873] ___sys_sendmsg (net/socket.c:2670) 
[ 113.676628][ T873] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 113.676974][ T873] ? __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) 
[ 113.677416][ T873] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 113.677778][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.678135][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.678448][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.678769][ T873] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 113.679077][ T873] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.679458][ T873] __sys_sendmsg (net/socket.c:2700) 
[ 113.679824][ T873] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 113.680279][ T873] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 113.680653][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.681010][ T873] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 113.681362][ T873] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  113.681806][  T873] RIP: 0033:0x7f3b43df01e7
[ 113.682166][ T873] 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)
[  113.683427][  T873] RSP: 002b:00007ffe782d38a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  113.683970][  T873] RAX: ffffffffffffffda RBX: 00007ffe782d3fd0 RCX: 00007f3b43df01e7
[  113.684492][  T873] RDX: 0000000000000000 RSI: 00007ffe782d3910 RDI: 0000000000000005
[  113.685033][  T873] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  113.685565][  T873] R10: 00007f3b43cedee8 R11: 0000000000000246 R12: 0000000000000003
[  113.686087][  T873] R13: 00000000686e3bba R14: 0000000000499600 R15: 0000000000000000
| [  113.980326][  T877] ------------[ cut here ]------------
| [ 113.980695][ T877] WARNING: CPU: 2 PID: 877 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) 
| [  113.981268][  T877] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  113.984010][  T877] Tainted: [W]=WARN
[  113.984230][  T877] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 113.984610][ T877] 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) 
[ 113.984912][ T877] 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
[  113.985925][  T877] RSP: 0018:ffffc9000129f140 EFLAGS: 00010246
[  113.986308][  T877] RAX: 0000000000000000 RBX: ffff88800a7b1000 RCX: 0000000000000001
[  113.986742][  T877] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  113.987163][  T877] RBP: ffffc9000129f230 R08: ffff88800c1b0800 R09: 0000000000000000
[  113.987620][  T877] R10: ffffc9000129f5c8 R11: ffffffff8f050668 R12: 1ffff92000253e2c
[  113.988042][  T877] R13: 00000000000005dc R14: ffffc9000129f880 R15: ffff88800ceb83e0
[  113.988470][  T877] FS:  00007fa99bbd9800(0000) GS:ffff88809f1b7000(0000) knlGS:0000000000000000
[  113.988986][  T877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.989345][  T877] CR2: 00000000004e5aa8 CR3: 000000000eda8006 CR4: 0000000000772ef0
[  113.989794][  T877] PKRU: 55555554
[  113.990031][  T877] Call Trace:
[  113.990249][  T877]  <TASK>
[ 113.990401][ T877] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.990708][ T877] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 113.990996][ T877] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.991288][ T877] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 113.991589][ T877] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 113.991883][ T877] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 113.992171][ T877] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 113.992464][ T877] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 113.992840][ T877] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 113.993128][ T877] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 113.993417][ T877] ? __kernel_text_address (kernel/extable.c:79) 
[ 113.993729][ T877] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.994023][ T877] ? __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) 
[ 113.994311][ T877] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 113.994680][ T877] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.994971][ T877] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.995255][ T877] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 113.995550][ T877] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 113.995846][ T877] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.996142][ T877] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 113.996428][ T877] ? __create_object (mm/kmemleak.c:771) 
[ 113.996735][ T877] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 113.997026][ T877] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 113.997313][ T877] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 113.997689][ T877] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 113.997988][ T877] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 113.998290][ T877] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.998585][ T877] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.998887][ T877] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.999173][ T877] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 113.999610][ T877] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.999914][ T877] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.000206][ T877] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.000495][ T877] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.000810][ T877] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.001103][ T877] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.001395][ T877] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.001696][ T877] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.001999][ T877] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.002291][ T877] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 114.002590][ T877] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 114.002889][ T877] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.003179][ T877] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.003471][ T877] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.003777][ T877] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.004067][ T877] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.004363][ T877] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.004667][ T877] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.004959][ T877] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.005326][ T877] ___sys_sendmsg (net/socket.c:2670) 
[ 114.005624][ T877] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.005909][ T877] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 114.006291][ T877] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.006592][ T877] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.006883][ T877] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.007187][ T877] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.007516][ T877] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.007808][ T877] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.008102][ T877] __sys_sendmsg (net/socket.c:2700) 
[ 114.008403][ T877] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.008762][ T877] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.009064][ T877] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.009356][ T877] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.009652][ T877] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.010072][  T877] RIP: 0033:0x7fa99bda61e7
[ 114.010366][ T877] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  114.011361][  T877] RSP: 002b:00007ffe4f5f3008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.011815][  T877] RAX: ffffffffffffffda RBX: 00007ffe4f5f3730 RCX: 00007fa99bda61e7
[  114.012241][  T877] RDX: 0000000000000000 RSI: 00007ffe4f5f3070 RDI: 0000000000000005
[  114.012669][  T877] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  114.013090][  T877] R10: 00007fa99bca3ee8 R11: 0000000000000246 R12: 0000000000000004
[  114.013523][  T877] R13: 00000000686e3bba R14: 0000000000499600 R15: 0000000000000000
| [  115.177309][  T891] ------------[ cut here ]------------
| [ 115.177678][ T891] WARNING: CPU: 2 PID: 891 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  115.178240][  T891] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  115.179425][  T891] Tainted: [W]=WARN
[  115.179659][  T891] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 115.180030][ T891] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 115.180329][ T891] 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
[  115.182390][  T891] RSP: 0018:ffffc9000115f140 EFLAGS: 00010246
[  115.182787][  T891] RAX: 0000000000000000 RBX: ffff888005249000 RCX: 0000000000000001
[  115.183224][  T891] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  115.183656][  T891] RBP: ffffc9000115f230 R08: ffff888009120800 R09: 0000000000000000
[  115.184080][  T891] R10: ffffc9000115f5c8 R11: ffffffff8f050668 R12: 1ffff9200022be2c
[  115.184502][  T891] R13: 00000000000005dc R14: ffffc9000115f880 R15: ffff8880050bede0
[  115.184942][  T891] FS:  00007f6b519b6800(0000) GS:ffff88809f1b7000(0000) knlGS:0000000000000000
[  115.185435][  T891] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.185803][  T891] CR2: 00000000004e5ab8 CR3: 0000000009176006 CR4: 0000000000772ef0
[  115.186235][  T891] PKRU: 55555554
[  115.186453][  T891] Call Trace:
[  115.186682][  T891]  <TASK>
[ 115.186841][ T891] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.187143][ T891] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 115.187431][ T891] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.187735][ T891] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 115.188023][ T891] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 115.188310][ T891] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 115.188612][ T891] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 115.188914][ T891] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 115.189274][ T891] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 115.189571][ T891] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 115.189856][ T891] ? __kernel_text_address (kernel/extable.c:79) 
[ 115.190154][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.190444][ T891] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 115.190741][ T891] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 115.191099][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.191387][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.191683][ T891] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 115.191976][ T891] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 115.192264][ T891] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.192560][ T891] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 115.192847][ T891] ? __create_object (mm/kmemleak.c:771) 
[ 115.193141][ T891] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 115.193431][ T891] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 115.193727][ T891] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 115.194082][ T891] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 115.194374][ T891] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 115.194676][ T891] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.194959][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.195251][ T891] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.195551][ T891] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 115.195838][ T891] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.196125][ T891] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.196412][ T891] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 115.196711][ T891] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.197000][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.197289][ T891] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 115.197586][ T891] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.197879][ T891] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 115.198177][ T891] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 115.198461][ T891] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 115.198762][ T891] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 115.199057][ T891] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 115.199340][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.199648][ T891] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 115.199948][ T891] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 115.200238][ T891] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 115.200542][ T891] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 115.200834][ T891] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 115.201119][ T891] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 115.201487][ T891] ___sys_sendmsg (net/socket.c:2670) 
[ 115.201783][ T891] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 115.202075][ T891] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 115.202428][ T891] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 115.202730][ T891] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.203020][ T891] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.203314][ T891] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.203608][ T891] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 115.203895][ T891] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.204194][ T891] __sys_sendmsg (net/socket.c:2700) 
[ 115.204480][ T891] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 115.204841][ T891] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 115.205140][ T891] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.205427][ T891] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 115.205725][ T891] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  115.206076][  T891] RIP: 0033:0x7f6b51b831e7
[ 115.206380][ T891] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  115.207380][  T891] RSP: 002b:00007ffd8c8f98e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  115.207812][  T891] RAX: ffffffffffffffda RBX: 00007ffd8c8fa010 RCX: 00007f6b51b831e7
[  115.208244][  T891] RDX: 0000000000000000 RSI: 00007ffd8c8f9950 RDI: 0000000000000005
[  115.208697][  T891] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  115.209120][  T891] R10: 00007f6b51a80ee8 R11: 0000000000000246 R12: 0000000000000004
[  115.209552][  T891] R13: 00000000686e3bbb R14: 0000000000499600 R15: 0000000000000000
| [  116.492641][  T903] ------------[ cut here ]------------
| [ 116.492989][ T903] WARNING: CPU: 2 PID: 903 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) 
| [  116.493577][  T903] Modules linked in: sch_tbf sch_ets bridge stp llc act_gact cls_flower sch_ingress 8021q vrf veth
| [  116.494761][  T903] Tainted: [W]=WARN
[  116.494983][  T903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 116.495341][ T903] 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) 
[ 116.495654][ T903] 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
[  116.496672][  T903] RSP: 0018:ffffc9000115f140 EFLAGS: 00010246
[  116.497034][  T903] RAX: 0000000000000000 RBX: ffff8880077a1000 RCX: 0000000000000001
[  116.497460][  T903] RDX: 0000000000000000 RSI: ffffffff8e29b941 RDI: ffffffff8da555e0
[  116.497899][  T903] RBP: ffffc9000115f230 R08: ffff88800ac83800 R09: 0000000000000000
[  116.498325][  T903] R10: ffffc9000115f5c8 R11: ffffffff8f050668 R12: 1ffff9200022be2c
[  116.498759][  T903] R13: 00000000000005dc R14: ffffc9000115f880 R15: ffff8880103ff4e0
[  116.499191][  T903] FS:  00007f9bedb68800(0000) GS:ffff88809f1b7000(0000) knlGS:0000000000000000
[  116.499695][  T903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.500079][  T903] CR2: 00000000004e5aa0 CR3: 0000000004fed002 CR4: 0000000000772ef0
[  116.500520][  T903] PKRU: 55555554
[  116.500743][  T903] Call Trace:
[  116.500965][  T903]  <TASK>
[ 116.501120][ T903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.501415][ T903] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 116.501722][ T903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 116.502028][ T903] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 116.502317][ T903] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 116.502620][ T903] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 116.502923][ T903] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 116.503220][ T903] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 116.503591][ T903] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 116.503878][ T903] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 116.504161][ T903] ? __kernel_text_address (kernel/extable.c:79) 
[ 116.504450][ T903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.504752][ T903] ? __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) 
[ 116.505045][ T903] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 116.505399][ T903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 116.505705][ T903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 116.505990][ T903] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 116.506276][ T903] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 116.506577][ T903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.506868][ T903] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 116.507152][ T903] ? __create_object (mm/kmemleak.c:771) 
[ 116.507444][ T903] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 116.507750][ T903] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 116.508036][ T903] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 116.508395][ T903] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 116.508702][ T903] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 116.508999][ T903] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 116.509286][ T903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.509596][ T903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.509893][ T903] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 116.510190][ T903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 116.510477][ T903] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 116.510781][ T903] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 116.511067][ T903] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 116.511358][ T903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.511668][ T903] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 116.511960][ T903] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 116.512254][ T903] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 116.512567][ T903] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 116.512853][ T903] ? 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) 
[ 116.513140][ T903] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 116.513431][ T903] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 116.513747][ T903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.514040][ T903] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 116.514327][ T903] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 116.514625][ T903] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 116.514918][ T903] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 116.515212][ T903] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 116.515497][ T903] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 116.515880][ T903] ___sys_sendmsg (net/socket.c:2670) 
[ 116.516167][ T903] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 116.516452][ T903] ? __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) 
[ 116.516826][ T903] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 116.517117][ T903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.517404][ T903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.517721][ T903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.518005][ T903] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 116.518291][ T903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 116.518596][ T903] __sys_sendmsg (net/socket.c:2700) 
[ 116.518886][ T903] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 116.519236][ T903] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 116.519546][ T903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 116.519832][ T903] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 116.520134][ T903] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  116.520482][  T903] RIP: 0033:0x7f9bedd351e7
[ 116.520789][ T903] 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)
[  116.521790][  T903] RSP: 002b:00007fffb42a7918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  116.522219][  T903] RAX: ffffffffffffffda RBX: 00007fffb42a8040 RCX: 00007f9bedd351e7
[  116.522649][  T903] RDX: 0000000000000000 RSI: 00007fffb42a7980 RDI: 0000000000000005
[  116.523077][  T903] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  116.523495][  T903] R10: 00007f9bedc32ee8 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if