======================================
| 0
| xx__-> [   19.326874][  T311] ------------[ cut here ]------------
| [ 19.327433][ T311] WARNING: CPU: 3 PID: 311 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) 
| [   19.328011][  T311] Modules linked in: vrf veth
[   19.328878][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.329242][ T311] 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) 
[ 19.329538][ T311] 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
[   19.330544][  T311] RSP: 0018:ffffc90000647140 EFLAGS: 00010246
[   19.330908][  T311] RAX: 0000000000000000 RBX: ffff888008bc1000 RCX: 0000000000000001
[   19.331617][  T311] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   19.332065][  T311] RBP: ffffc90000647230 R08: ffff888009603800 R09: 0000000000000000
[   19.332511][  T311] R10: ffffc900006475c8 R11: ffffffff9dc50668 R12: 1ffff920000c8e2c
[   19.332935][  T311] R13: 0000000000002710 R14: ffffc90000647880 R15: ffff88800d98ede0
[   19.333395][  T311] FS:  00007fc12419c800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[   19.333900][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.334271][  T311] CR2: 00000000004e5aa0 CR3: 0000000005183003 CR4: 0000000000772ef0
[   19.334734][  T311] PKRU: 55555554
[   19.334948][  T311] Call Trace:
[   19.335169][  T311]  <TASK>
[ 19.335324][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.335623][ T311] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 19.335911][ T311] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.336205][ T311] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 19.336482][ T311] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 19.336774][ T311] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 19.337066][ T311] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 19.337402][ T311] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 19.337776][ T311] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 19.338077][ T311] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 19.338375][ T311] ? __kernel_text_address (kernel/extable.c:79) 
[ 19.338675][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.338970][ T311] ? __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) 
[ 19.339299][ T311] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 19.339673][ T311] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.339973][ T311] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.340273][ T311] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 19.340581][ T311] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 19.340881][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.341183][ T311] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 19.341481][ T311] ? __create_object (mm/kmemleak.c:771) 
[ 19.341797][ T311] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 19.342091][ T311] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 19.342406][ T311] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 19.342771][ T311] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 19.343073][ T311] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 19.343380][ T311] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.343665][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.343959][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.344276][ T311] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 19.344574][ T311] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.344877][ T311] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.345179][ T311] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 19.345486][ T311] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.345781][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.346081][ T311] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 19.346380][ T311] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.346668][ T311] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 19.347049][ T311] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 19.347373][ T311] ? 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) 
[ 19.347681][ T311] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 19.348001][ T311] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 19.348291][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.348605][ T311] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 19.348890][ T311] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 19.349172][ T311] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 19.349470][ T311] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 19.349763][ T311] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 19.350051][ T311] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 19.350423][ T311] ___sys_sendmsg (net/socket.c:2670) 
[ 19.350704][ T311] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 19.350977][ T311] ? __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) 
[ 19.351330][ T311] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 19.351609][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.351889][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.352166][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.352453][ T311] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 19.352753][ T311] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.353057][ T311] __sys_sendmsg (net/socket.c:2700) 
[ 19.353351][ T311] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 19.353700][ T311] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 19.353998][ T311] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.354284][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 19.354560][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   19.354929][  T311] RIP: 0033:0x7fc1243691e7
[ 19.355246][ T311] 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)
[   19.356269][  T311] RSP: 002b:00007ffe2a1acc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   19.356708][  T311] RAX: ffffffffffffffda RBX: 00007ffe2a1ad3a0 RCX: 00007fc1243691e7
[   19.357127][  T311] RDX: 0000000000000000 RSI: 00007ffe2a1acce0 RDI: 0000000000000005
[   19.357553][  T311] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   19.357963][  T311] R10: 00007fc124266ee8 R11: 0000000000000246 R12: 0000000000000004
[   19.358387][  T311] R13: 00000000686e1033 R14: 0000000000499600 R15: 0000000000000000
| [   21.080372][  T337] ------------[ cut here ]------------
| [ 21.080701][ T337] WARNING: CPU: 0 PID: 337 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.081282][  T337] Modules linked in: sch_tbf vrf veth
| [   21.082130][  T337] Tainted: [W]=WARN
[   21.082780][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.083130][ T337] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.083426][ T337] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.084419][  T337] RSP: 0018:ffffc900005c7140 EFLAGS: 00010246
[   21.084780][  T337] RAX: 0000000000000000 RBX: ffff888008cd1000 RCX: 0000000000000001
[   21.085217][  T337] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   21.085634][  T337] RBP: ffffc900005c7230 R08: ffff888009a98800 R09: 0000000000000000
[   21.086048][  T337] R10: ffffc900005c75c8 R11: ffffffff9dc50668 R12: 1ffff920000b8e2c
[   21.086476][  T337] R13: 0000000000002710 R14: ffffc900005c7880 R15: ffff88800980a6e0
[   21.086894][  T337] FS:  00007f413dd84800(0000) GS:ffff8880972b7000(0000) knlGS:0000000000000000
[   21.087383][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.087733][  T337] CR2: 00000000004e5ab0 CR3: 000000000b7f9005 CR4: 0000000000772ef0
[   21.088163][  T337] PKRU: 55555554
[   21.088378][  T337] Call Trace:
[   21.088586][  T337]  <TASK>
[ 21.088729][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.089019][ T337] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.089314][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.089596][ T337] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 21.089874][ T337] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 21.090160][ T337] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 21.090452][ T337] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 21.090743][ T337] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.091101][ T337] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.091388][ T337] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.091664][ T337] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.091949][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.092237][ T337] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.092522][ T337] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.092873][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.093153][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.093455][ T337] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.093735][ T337] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.094014][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.094301][ T337] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.094580][ T337] ? __create_object (mm/kmemleak.c:771) 
[ 21.094868][ T337] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.095147][ T337] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.095434][ T337] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.095781][ T337] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.096063][ T337] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.096353][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.096630][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.096910][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.097188][ T337] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.097485][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.097773][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.098049][ T337] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.098338][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.098616][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.098900][ T337] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.099181][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.099469][ T337] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.099759][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.100039][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.100333][ T337] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.100617][ T337] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.100906][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.101185][ T337] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.101490][ T337] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.101764][ T337] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.102045][ T337] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.102339][ T337] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.102613][ T337] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.102970][ T337] ___sys_sendmsg (net/socket.c:2670) 
[ 21.103253][ T337] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.103536][ T337] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.103880][ T337] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.104164][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.104459][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.104757][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.105038][ T337] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.105347][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.105633][ T337] __sys_sendmsg (net/socket.c:2700) 
[ 21.105910][ T337] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.106297][ T337] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.106591][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.106873][ T337] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.107151][ T337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.107509][  T337] RIP: 0033:0x7f413df511e7
[ 21.107798][ T337] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.108811][  T337] RSP: 002b:00007ffe8e662d18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.109340][  T337] RAX: ffffffffffffffda RBX: 00007ffe8e663440 RCX: 00007f413df511e7
[   21.109764][  T337] RDX: 0000000000000000 RSI: 00007ffe8e662d80 RDI: 0000000000000005
[   21.110180][  T337] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   21.110603][  T337] R10: 00007f413de4eee8 R11: 0000000000000246 R12: 0000000000000004
[   21.111053][  T337] R13: 00000000686e1034 R14: 0000000000499600 R15: 0000000000000000
| [   22.338955][  T357] ------------[ cut here ]------------
| [ 22.339560][ T357] WARNING: CPU: 3 PID: 357 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.340144][  T357] Modules linked in: sch_tbf vrf veth
| [   22.341079][  T357] Tainted: [W]=WARN
[   22.341313][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.341680][ T357] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.341988][ T357] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.343039][  T357] RSP: 0018:ffffc90000657140 EFLAGS: 00010246
[   22.343423][  T357] RAX: 0000000000000000 RBX: ffff88800c14c000 RCX: 0000000000000001
[   22.343866][  T357] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   22.344317][  T357] RBP: ffffc90000657230 R08: ffff888005b1e800 R09: 0000000000000000
[   22.344772][  T357] R10: ffffc900006575c8 R11: ffffffff9dc50668 R12: 1ffff920000cae2c
[   22.345222][  T357] R13: 0000000000002710 R14: ffffc90000657880 R15: ffff8880061b2a60
[   22.345662][  T357] FS:  00007f576cec5800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[   22.346173][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.346540][  T357] CR2: 00000000004e5ac8 CR3: 000000000e516001 CR4: 0000000000772ef0
[   22.346961][  T357] PKRU: 55555554
[   22.347168][  T357] Call Trace:
[   22.347393][  T357]  <TASK>
[ 22.347535][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.347820][ T357] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.348098][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.348587][ T357] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 22.348890][ T357] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 22.349182][ T357] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 22.349595][ T357] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 22.349881][ T357] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.350331][ T357] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.350611][ T357] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.350888][ T357] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.351173][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.351464][ T357] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.351741][ T357] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.352086][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.352375][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.352646][ T357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.352925][ T357] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.353234][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.353534][ T357] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.353816][ T357] ? __create_object (mm/kmemleak.c:771) 
[ 22.354096][ T357] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.354378][ T357] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.354662][ T357] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.355034][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.355327][ T357] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.355613][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.355893][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.356178][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.356468][ T357] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.356759][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.357048][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.357340][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.357624][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.357909][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.358190][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.358481][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.358768][ T357] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.359061][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.359343][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.359622][ T357] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.359902][ T357] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.360183][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.360472][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.360766][ T357] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.361048][ T357] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.361347][ T357] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.361639][ T357] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.361920][ T357] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.362301][ T357] ___sys_sendmsg (net/socket.c:2670) 
[ 22.362592][ T357] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.362891][ T357] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.363274][ T357] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.363558][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.363840][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.364126][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.364411][ T357] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.364708][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.365038][ T357] __sys_sendmsg (net/socket.c:2700) 
[ 22.365333][ T357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.365683][ T357] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.365973][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.366265][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.366544][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.366904][  T357] RIP: 0033:0x7f576d0921e7
[ 22.367214][ T357] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.368225][  T357] RSP: 002b:00007fff540b7ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.368644][  T357] RAX: ffffffffffffffda RBX: 00007fff540b85d0 RCX: 00007f576d0921e7
[   22.369060][  T357] RDX: 0000000000000000 RSI: 00007fff540b7f10 RDI: 0000000000000005
[   22.369490][  T357] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   22.369910][  T357] R10: 00007f576cf8fee8 R11: 0000000000000246 R12: 0000000000000004
[   22.370334][  T357] R13: 00000000686e1036 R14: 0000000000499600 R15: 0000000000000000
| [   23.113223][  T369] ------------[ cut here ]------------
| [ 23.113536][ T369] WARNING: CPU: 3 PID: 369 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) 
| [   23.114140][  T369] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.115962][  T369] Tainted: [W]=WARN
[   23.116209][  T369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.116594][ T369] 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) 
[ 23.116913][ T369] 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
[   23.118052][  T369] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   23.118461][  T369] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[   23.118938][  T369] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   23.119427][  T369] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.119915][  T369] R10: ffffc900005a7010 R11: ffffffff9dca8918 R12: 1ffff920000b4de2
[   23.120409][  T369] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff88800e40af08
[   23.120880][  T369] FS:  00007f9c9c6f0800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[   23.121443][  T369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.121837][  T369] CR2: 00000000004e5aa8 CR3: 0000000009a41004 CR4: 0000000000772ef0
[   23.122310][  T369] PKRU: 55555554
[   23.122541][  T369] Call Trace:
[   23.122770][  T369]  <TASK>
[ 23.122931][ T369] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.123254][ T369] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.123574][ T369] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.123885][ T369] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.124304][ T369] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.124634][ T369] netif_set_mtu (net/core/dev.c:9652) 
[ 23.124986][ T369] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.125336][ T369] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.125787][ T369] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.126052][ T369] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.126520][ T369] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.126881][ T369] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.127206][ T369] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.127525][ T369] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.127929][ T369] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.128264][ T369] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.128595][ T369] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.128921][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.129246][ T369] ? __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) 
[ 23.129563][ T369] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.129944][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.130263][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.130566][ T369] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.130893][ T369] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.131212][ T369] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.131523][ T369] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.131845][ T369] ? __create_object (mm/kmemleak.c:771) 
[ 23.132171][ T369] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.132524][ T369] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.132859][ T369] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.133291][ T369] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.133609][ T369] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.133926][ T369] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.134252][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.134575][ T369] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.134901][ T369] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.135217][ T369] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.135534][ T369] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.135848][ T369] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.136170][ T369] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.136498][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.136828][ T369] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.137138][ T369] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.137455][ T369] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.137796][ T369] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.138107][ T369] ? 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) 
[ 23.138441][ T369] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.138757][ T369] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.139080][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.139415][ T369] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.139728][ T369] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.140047][ T369] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.140376][ T369] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.140701][ T369] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.141008][ T369] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.141429][ T369] ___sys_sendmsg (net/socket.c:2670) 
[ 23.141739][ T369] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.142053][ T369] ? __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) 
[ 23.142446][ T369] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.142774][ T369] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.143090][ T369] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.143416][ T369] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.143728][ T369] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.144058][ T369] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.144383][ T369] __sys_sendmsg (net/socket.c:2700) 
[ 23.144707][ T369] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.145103][ T369] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.145437][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.145754][ T369] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.146066][ T369] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.146469][  T369] RIP: 0033:0x7f9c9c8bd1e7
[ 23.146794][ T369] 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)
[   23.147957][  T369] RSP: 002b:00007ffe0804ae48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.148455][  T369] RAX: ffffffffffffffda RBX: 00007ffe0804b570 RCX: 00007f9c9c8bd1e7
[   23.148924][  T369] RDX: 0000000000000000 RSI: 00007ffe0804aeb0 RDI: 0000000000000005
[   23.149396][  T369] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   23.149857][  T369] R10: 00000000208c6910 R11: 0000000000000246 R12: 0000000000000005
[   23.150330][  T369] R13: 00000000686e1036 R14: 0000000000499600 R15: 0000000000000000
| [   23.353492][  T374] ------------[ cut here ]------------
| [ 23.353835][ T374] WARNING: CPU: 2 PID: 374 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) 
| [   23.355267][  T374] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.356342][  T374] Tainted: [W]=WARN
[   23.356589][  T374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.356983][ T374] 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) 
[ 23.357371][ T374] 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
[   23.358494][  T374] RSP: 0018:ffffc90000b96ef0 EFLAGS: 00010246
[   23.358893][  T374] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[   23.359375][  T374] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   23.359847][  T374] RBP: ffffc90000b96fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.360330][  T374] R10: ffffc90000b97010 R11: ffffffff9dca8918 R12: 1ffff92000172de2
[   23.360802][  T374] R13: 00000000000005dc R14: ffffc90000b97010 R15: ffff88800e40af08
[   23.361293][  T374] FS:  00007f5558ce1800(0000) GS:ffff8880973b7000(0000) knlGS:0000000000000000
[   23.361842][  T374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.362251][  T374] CR2: 00000000004e5ab8 CR3: 000000000e5e4003 CR4: 0000000000772ef0
[   23.362728][  T374] PKRU: 55555554
[   23.362972][  T374] Call Trace:
[   23.363225][  T374]  <TASK>
[ 23.363399][ T374] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.363722][ T374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.364070][ T374] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.364425][ T374] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.364839][ T374] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.365159][ T374] netif_set_mtu (net/core/dev.c:9652) 
[ 23.365509][ T374] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.365841][ T374] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.366295][ T374] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.366541][ T374] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.366976][ T374] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.367361][ T374] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.367692][ T374] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.368014][ T374] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.368425][ T374] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.368746][ T374] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.369063][ T374] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.369405][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.369735][ T374] ? __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) 
[ 23.370054][ T374] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.370456][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.370776][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.371093][ T374] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.371423][ T374] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.371745][ T374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.372069][ T374] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.372398][ T374] ? __create_object (mm/kmemleak.c:771) 
[ 23.372721][ T374] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.373041][ T374] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.373380][ T374] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.373771][ T374] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.374093][ T374] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.374432][ T374] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.374766][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.375092][ T374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.375422][ T374] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.375739][ T374] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.376059][ T374] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.376386][ T374] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.376703][ T374] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.377027][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.377372][ T374] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.377705][ T374] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.378020][ T374] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.378359][ T374] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.378676][ T374] ? 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) 
[ 23.378994][ T374] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.379332][ T374] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.379651][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.379973][ T374] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.380304][ T374] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.380622][ T374] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.380948][ T374] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.381294][ T374] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.381614][ T374] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.382028][ T374] ___sys_sendmsg (net/socket.c:2670) 
[ 23.382356][ T374] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.382675][ T374] ? __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) 
[ 23.383068][ T374] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.383398][ T374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.383721][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.384044][ T374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.384381][ T374] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.384710][ T374] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.385047][ T374] __sys_sendmsg (net/socket.c:2700) 
[ 23.385395][ T374] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.385789][ T374] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.386121][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.386455][ T374] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.386789][ T374] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.387182][  T374] RIP: 0033:0x7f5558eae1e7
[ 23.387525][ T374] 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)
[   23.388635][  T374] RSP: 002b:00007ffc0daba4d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.389121][  T374] RAX: ffffffffffffffda RBX: 00007ffc0dabac00 RCX: 00007f5558eae1e7
[   23.389614][  T374] RDX: 0000000000000000 RSI: 00007ffc0daba540 RDI: 0000000000000005
[   23.390085][  T374] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   23.390568][  T374] R10: 0000000038ce7910 R11: 0000000000000246 R12: 0000000000000005
[   23.391041][  T374] R13: 00000000686e1037 R14: 0000000000499600 R15: 0000000000000000
| [   23.584625][  T379] ------------[ cut here ]------------
| [ 23.584981][ T379] WARNING: CPU: 2 PID: 379 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) 
| [   23.585623][  T379] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.587005][  T379] Tainted: [W]=WARN
[   23.587260][  T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.587663][ T379] 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) 
[ 23.588013][ T379] 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
[   23.589351][  T379] RSP: 0018:ffffc90000586ef0 EFLAGS: 00010246
[   23.589774][  T379] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[   23.590270][  T379] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   23.590755][  T379] RBP: ffffc90000586fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.591267][  T379] R10: ffffc90000587010 R11: ffffffff9dca8918 R12: 1ffff920000b0de2
[   23.591737][  T379] R13: 00000000000005dc R14: ffffc90000587010 R15: ffff88800e40af08
[   23.592231][  T379] FS:  00007fa31c3db800(0000) GS:ffff8880973b7000(0000) knlGS:0000000000000000
[   23.592801][  T379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.593222][  T379] CR2: 00000000004e5ac0 CR3: 000000000e60a001 CR4: 0000000000772ef0
[   23.593700][  T379] PKRU: 55555554
[   23.593946][  T379] Call Trace:
[   23.594186][  T379]  <TASK>
[ 23.594370][ T379] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.594708][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.595054][ T379] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.595392][ T379] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.595807][ T379] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.596133][ T379] netif_set_mtu (net/core/dev.c:9652) 
[ 23.596462][ T379] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.596797][ T379] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.597269][ T379] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.597544][ T379] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.597984][ T379] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.598383][ T379] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.598752][ T379] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.599103][ T379] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.599555][ T379] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.599895][ T379] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.600247][ T379] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.600607][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.600945][ T379] ? __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) 
[ 23.601290][ T379] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.601705][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.602038][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.602376][ T379] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.602731][ T379] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.603060][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.603399][ T379] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.603744][ T379] ? __create_object (mm/kmemleak.c:771) 
[ 23.604083][ T379] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.604436][ T379] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.604789][ T379] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.605247][ T379] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.605643][ T379] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.605983][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.606319][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.606672][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.607048][ T379] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.607416][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.607770][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.608234][ T379] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.608587][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.608928][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.609267][ T379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.609605][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.609925][ T379] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.610281][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.610614][ T379] ? 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) 
[ 23.610961][ T379] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.611310][ T379] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.611645][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.612010][ T379] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.612382][ T379] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.612738][ T379] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.613094][ T379] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.613469][ T379] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.613819][ T379] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.614268][ T379] ___sys_sendmsg (net/socket.c:2670) 
[ 23.614614][ T379] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.614967][ T379] ? __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) 
[ 23.615396][ T379] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.615753][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.616127][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.616490][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.616838][ T379] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.617218][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.617569][ T379] __sys_sendmsg (net/socket.c:2700) 
[ 23.617914][ T379] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.618366][ T379] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.618741][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.619083][ T379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.619453][ T379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.619884][  T379] RIP: 0033:0x7fa31c5a81e7
[ 23.620269][ T379] 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)
[   23.621519][  T379] RSP: 002b:00007ffdb4ac5478 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.622034][  T379] RAX: ffffffffffffffda RBX: 00007ffdb4ac5ba0 RCX: 00007fa31c5a81e7
[   23.622570][  T379] RDX: 0000000000000000 RSI: 00007ffdb4ac54e0 RDI: 0000000000000005
[   23.623082][  T379] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   23.623605][  T379] R10: 000000002438b910 R11: 0000000000000246 R12: 0000000000000005
[   23.624112][  T379] R13: 00000000686e1037 R14: 0000000000499600 R15: 0000000000000000
| [   23.978543][  T387] ------------[ cut here ]------------
| [ 23.978909][ T387] WARNING: CPU: 0 PID: 387 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) 
| [   23.979941][  T387] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.980961][  T387] Tainted: [W]=WARN
[   23.981204][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.981571][ T387] 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) 
[ 23.981880][ T387] 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
[   23.982933][  T387] RSP: 0018:ffffc900004d7140 EFLAGS: 00010246
[   23.983316][  T387] RAX: 0000000000000000 RBX: ffff8880054f9000 RCX: 0000000000000001
[   23.983764][  T387] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   23.984209][  T387] RBP: ffffc900004d7230 R08: ffff88800daba000 R09: 0000000000000000
[   23.984642][  T387] R10: ffffc900004d75c8 R11: ffffffff9dc50668 R12: 1ffff9200009ae2c
[   23.985092][  T387] R13: 0000000000002710 R14: ffffc900004d7880 R15: ffff8880061b2360
[   23.985544][  T387] FS:  00007f4142113800(0000) GS:ffff8880972b7000(0000) knlGS:0000000000000000
[   23.986055][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.986435][  T387] CR2: 00000000004e5aa8 CR3: 0000000005188001 CR4: 0000000000772ef0
[   23.986875][  T387] PKRU: 55555554
[   23.987097][  T387] Call Trace:
[   23.987326][  T387]  <TASK>
[ 23.987477][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.987772][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.988061][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.988364][ T387] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.988656][ T387] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.988954][ T387] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.989260][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.989565][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.989933][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.990242][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.990541][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.990839][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.991133][ T387] ? __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) 
[ 23.991453][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.991820][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.992120][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.992422][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.992721][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.993016][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.993317][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.993611][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 23.993913][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.994223][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.994522][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.994903][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.995215][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.995522][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.995815][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.996122][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.996447][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.996744][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.997038][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.997335][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.997636][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.997943][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.998248][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.998545][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.998837][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.999144][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.999444][ T387] ? 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) 
[ 23.999744][ T387] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.000037][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.000341][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.000643][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.000944][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.001246][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.001548][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.001846][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.002135][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.002528][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 24.002821][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.003117][ T387] ? __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) 
[ 24.003499][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.003804][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.004106][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.004421][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.004721][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.005018][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.005328][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 24.005625][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.005995][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.006340][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.006638][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.006935][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.007313][  T387] RIP: 0033:0x7f41422e01e7
[ 24.007627][ T387] 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)
[   24.008710][  T387] RSP: 002b:00007ffd202a29e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.009159][  T387] RAX: ffffffffffffffda RBX: 00007ffd202a3110 RCX: 00007f41422e01e7
[   24.009609][  T387] RDX: 0000000000000000 RSI: 00007ffd202a2a50 RDI: 0000000000000005
[   24.010045][  T387] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.010492][  T387] R10: 00007f41421ddee8 R11: 0000000000000246 R12: 0000000000000004
[   24.010931][  T387] R13: 00000000686e1037 R14: 0000000000499600 R15: 0000000000000000
| [   24.014640][  T387] ------------[ cut here ]------------
| [ 24.014996][ T387] WARNING: CPU: 0 PID: 387 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) 
| [   24.015661][  T387] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.016777][  T387] Tainted: [W]=WARN
[   24.017025][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.017440][ T387] 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) 
[ 24.017776][ T387] 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
[   24.018944][  T387] RSP: 0018:ffffc900004d6de0 EFLAGS: 00010246
[   24.019364][  T387] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[   24.019851][  T387] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   24.020342][  T387] RBP: ffffc900004d6ed0 R08: 0000000000000000 R09: 0000000000000000
[   24.020834][  T387] R10: ffffc900004d6f00 R11: ffffffff9d379160 R12: 1ffff9200009adc0
[   24.021332][  T387] R13: 00000000000005dc R14: ffffc900004d6f00 R15: ffff88800e40af08
[   24.021820][  T387] FS:  00007f4142113800(0000) GS:ffff8880972b7000(0000) knlGS:0000000000000000
[   24.022397][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.022807][  T387] CR2: 00000000004e5aa8 CR3: 0000000005188001 CR4: 0000000000772ef0
[   24.023305][  T387] PKRU: 55555554
[   24.023548][  T387] Call Trace:
[   24.023791][  T387]  <TASK>
[ 24.023963][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.024303][ T387] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.024635][ T387] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.024983][ T387] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.025330][ T387] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.025655][ T387] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.025984][ T387] netif_set_mtu (net/core/dev.c:9652) 
[ 24.026320][ T387] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.026655][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.026982][ T387] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.027322][ T387] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.027577][ T387] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.028028][ T387] br_device_event (net/bridge/br.c:142) bridge 
[ 24.028396][ T387] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 24.028849][ T387] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 24.029184][ T387] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 24.029517][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.029854][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.030183][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.030518][ T387] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.030845][ T387] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.031173][ T387] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.031512][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.031844][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.032266][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.032601][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.032927][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.033265][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.033623][ T387] ? __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) 
[ 24.033954][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.034370][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.034710][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.035051][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.035414][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.035748][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.036073][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.036407][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 24.036733][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.037058][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.037391][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.037795][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.038125][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.038466][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.038789][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.039124][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.039457][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.039780][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.040111][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.040444][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.040770][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.041097][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.041435][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.041764][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.042093][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.042441][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.042762][ T387] ? 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) 
[ 24.043091][ T387] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.043428][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.043752][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.044083][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.044424][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.044759][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.045091][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.045431][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.045758][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.046177][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 24.046507][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.046835][ T387] ? __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) 
[ 24.047254][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.047585][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.047916][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.048263][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.048595][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.048921][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.049263][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 24.049592][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.049995][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.050340][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.050664][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.050992][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.051404][  T387] RIP: 0033:0x7f41422e01e7
[ 24.051743][ T387] 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)
[   24.052920][  T387] RSP: 002b:00007ffd202a29e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.053422][  T387] RAX: ffffffffffffffda RBX: 00007ffd202a3110 RCX: 00007f41422e01e7
[   24.053911][  T387] RDX: 0000000000000000 RSI: 00007ffd202a2a50 RDI: 0000000000000005
[   24.054404][  T387] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.054906][  T387] R10: 00007f41421ddee8 R11: 0000000000000246 R12: 0000000000000004
[   24.055405][  T387] R13: 00000000686e1037 R14: 0000000000499600 R15: 0000000000000000
| [   24.355577][  T395] ------------[ cut here ]------------
| [ 24.355928][ T395] WARNING: CPU: 3 PID: 395 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) 
| [   24.357222][  T395] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.358228][  T395] Tainted: [W]=WARN
[   24.358461][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.358829][ T395] 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) 
[ 24.359133][ T395] 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
[   24.360182][  T395] RSP: 0018:ffffc90000627140 EFLAGS: 00010246
[   24.360565][  T395] RAX: 0000000000000000 RBX: ffff888008cd4000 RCX: 0000000000000001
[   24.361012][  T395] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   24.361461][  T395] RBP: ffffc90000627230 R08: ffff888009972000 R09: 0000000000000000
[   24.361896][  T395] R10: ffffc900006275c8 R11: ffffffff9dc50668 R12: 1ffff920000c4e2c
[   24.362352][  T395] R13: 0000000000002710 R14: ffffc90000627880 R15: ffff8880061b0760
[   24.362792][  T395] FS:  00007fb0e43e0800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[   24.363309][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.363679][  T395] CR2: 00000000004e5ab8 CR3: 000000000d818001 CR4: 0000000000772ef0
[   24.364114][  T395] PKRU: 55555554
[   24.364347][  T395] Call Trace:
[   24.364565][  T395]  <TASK>
[ 24.364727][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.365028][ T395] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.365331][ T395] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.365626][ T395] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.365921][ T395] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.366225][ T395] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.366526][ T395] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.366827][ T395] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.367206][ T395] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.367506][ T395] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.367797][ T395] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.368092][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.368399][ T395] ? __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) 
[ 24.368701][ T395] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.369064][ T395] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.369368][ T395] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.369662][ T395] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.369952][ T395] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.370255][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.370551][ T395] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.370848][ T395] ? __create_object (mm/kmemleak.c:771) 
[ 24.371146][ T395] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.371449][ T395] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.371745][ T395] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.372107][ T395] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.372420][ T395] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.372716][ T395] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.373007][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.373312][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.373604][ T395] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.373894][ T395] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.374188][ T395] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.374492][ T395] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.374804][ T395] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.375098][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.375424][ T395] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.375720][ T395] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.376014][ T395] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.376327][ T395] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.376621][ T395] ? 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) 
[ 24.376916][ T395] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.377227][ T395] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.377529][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.377824][ T395] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.378125][ T395] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.378430][ T395] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.378746][ T395] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.379045][ T395] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.379345][ T395] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.379733][ T395] ___sys_sendmsg (net/socket.c:2670) 
[ 24.380026][ T395] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.380326][ T395] ? __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) 
[ 24.380687][ T395] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.380982][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.381284][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.381580][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.381875][ T395] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.382170][ T395] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.382483][ T395] __sys_sendmsg (net/socket.c:2700) 
[ 24.382771][ T395] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.383131][ T395] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.383443][ T395] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.383738][ T395] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.384032][ T395] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.384407][  T395] RIP: 0033:0x7fb0e45ad1e7
[ 24.384720][ T395] 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)
[   24.385781][  T395] RSP: 002b:00007fff550c07b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.386237][  T395] RAX: ffffffffffffffda RBX: 00007fff550c0ee0 RCX: 00007fb0e45ad1e7
[   24.386685][  T395] RDX: 0000000000000000 RSI: 00007fff550c0820 RDI: 0000000000000005
[   24.387126][  T395] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.387588][  T395] R10: 00007fb0e44aaee8 R11: 0000000000000246 R12: 0000000000000004
[   24.388031][  T395] R13: 00000000686e1038 R14: 0000000000499600 R15: 0000000000000000
| [   24.391612][  T395] ------------[ cut here ]------------
| [ 24.391946][ T395] WARNING: CPU: 3 PID: 395 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) 
| [   24.392610][  T395] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.393710][  T395] Tainted: [W]=WARN
[   24.393959][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.394376][ T395] 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) 
[ 24.394724][ T395] 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
[   24.395903][  T395] RSP: 0018:ffffc90000626de0 EFLAGS: 00010246
[   24.396325][  T395] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[   24.396821][  T395] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   24.397316][  T395] RBP: ffffc90000626ed0 R08: 0000000000000000 R09: 0000000000000000
[   24.397803][  T395] R10: ffffc90000626f00 R11: ffffffff9d379160 R12: 1ffff920000c4dc0
[   24.398303][  T395] R13: 00000000000005dc R14: ffffc90000626f00 R15: ffff88800e40af08
[   24.398796][  T395] FS:  00007fb0e43e0800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[   24.399382][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.399792][  T395] CR2: 00000000004e5ab8 CR3: 000000000d818001 CR4: 0000000000772ef0
[   24.400292][  T395] PKRU: 55555554
[   24.400538][  T395] Call Trace:
[   24.400783][  T395]  <TASK>
[ 24.400954][ T395] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.401299][ T395] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.401629][ T395] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.401956][ T395] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.402299][ T395] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.402625][ T395] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.402955][ T395] netif_set_mtu (net/core/dev.c:9652) 
[ 24.403290][ T395] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.403627][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.403954][ T395] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.404292][ T395] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.404541][ T395] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.405006][ T395] br_device_event (net/bridge/br.c:142) bridge 
[ 24.405380][ T395] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 24.405835][ T395] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 24.406211][ T395] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 24.406539][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.406867][ T395] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.407189][ T395] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.407529][ T395] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.407854][ T395] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.408182][ T395] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.408534][ T395] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.408870][ T395] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.409301][ T395] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.409631][ T395] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.409955][ T395] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.410297][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.410625][ T395] ? __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) 
[ 24.410959][ T395] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.411376][ T395] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.411706][ T395] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.412031][ T395] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.412370][ T395] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.412701][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.413027][ T395] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.413368][ T395] ? __create_object (mm/kmemleak.c:771) 
[ 24.413701][ T395] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.414031][ T395] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.414362][ T395] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.414778][ T395] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.415107][ T395] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.415447][ T395] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.415775][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.416117][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.416452][ T395] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.416775][ T395] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.417100][ T395] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.417433][ T395] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.417759][ T395] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.418087][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.418440][ T395] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.418768][ T395] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.419093][ T395] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.419436][ T395] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.419756][ T395] ? 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) 
[ 24.420080][ T395] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.420620][ T395] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.420958][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.421301][ T395] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.421628][ T395] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.421952][ T395] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.422293][ T395] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.422623][ T395] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.422950][ T395] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.423381][ T395] ___sys_sendmsg (net/socket.c:2670) 
[ 24.423704][ T395] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.424027][ T395] ? __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) 
[ 24.424439][ T395] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.424777][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.425105][ T395] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.425448][ T395] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.425772][ T395] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.426106][ T395] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.426445][ T395] __sys_sendmsg (net/socket.c:2700) 
[ 24.426768][ T395] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.427179][ T395] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.427523][ T395] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.427853][ T395] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.428180][ T395] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.428601][  T395] RIP: 0033:0x7fb0e45ad1e7
[ 24.428939][ T395] 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)
[   24.430101][  T395] RSP: 002b:00007fff550c07b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.430621][  T395] RAX: ffffffffffffffda RBX: 00007fff550c0ee0 RCX: 00007fb0e45ad1e7
[   24.431106][  T395] RDX: 0000000000000000 RSI: 00007fff550c0820 RDI: 0000000000000005
[   24.431607][  T395] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.432094][  T395] R10: 00007fb0e44aaee8 R11: 0000000000000246 R12: 0000000000000004
[   24.432587][  T395] R13: 00000000686e1038 R14: 0000000000499600 R15: 0000000000000000
| [   24.779259][  T403] ------------[ cut here ]------------
| [ 24.779622][ T403] WARNING: CPU: 1 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) 
| [   24.780243][  T403] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.781241][  T403] Tainted: [W]=WARN
[   24.781460][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.781823][ 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) 
[ 24.782142][ 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
[   24.783205][  T403] RSP: 0018:ffffc900005c7140 EFLAGS: 00010246
[   24.783585][  T403] RAX: 0000000000000000 RBX: ffff88800c149000 RCX: 0000000000000001
[   24.784028][  T403] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   24.784492][  T403] RBP: ffffc900005c7230 R08: ffff888005956800 R09: 0000000000000000
[   24.784952][  T403] R10: ffffc900005c75c8 R11: ffffffff9dc50668 R12: 1ffff920000b8e2c
[   24.786788][  T403] R13: 0000000000002710 R14: ffffc900005c7880 R15: ffff88800d96d560
[   24.787375][  T403] FS:  00007fbba8a95800(0000) GS:ffff888097337000(0000) knlGS:0000000000000000
[   24.787900][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.788291][  T403] CR2: 00000000004e5ac0 CR3: 000000000fb3a004 CR4: 0000000000772ef0
[   24.788734][  T403] PKRU: 55555554
[   24.788953][  T403] Call Trace:
[   24.789173][  T403]  <TASK>
[ 24.789332][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.789646][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.789944][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.790267][ T403] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.790566][ T403] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.790867][ T403] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.791161][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.791468][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.791847][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.792141][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.792449][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.792757][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.793050][ 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) 
[ 24.793352][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.793713][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.794004][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.794299][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.794588][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.794898][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.795239][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.795539][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 24.795837][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.796151][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.796466][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.796831][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.797136][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.797451][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.797754][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.798055][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.798420][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.798711][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.799015][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.799315][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.799607][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.799908][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.800247][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.800547][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.800839][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.801140][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.801439][ 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) 
[ 24.801734][ T403] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.802059][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.802384][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.802691][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.802995][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.803309][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.803610][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.803906][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.804221][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.804610][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 24.804915][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.805225][ 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) 
[ 24.805589][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.805893][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.806187][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.806525][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.806826][ 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) 
[ 24.807131][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.807475][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 24.807773][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.808153][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.808480][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.808803][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.809096][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.809467][  T403] RIP: 0033:0x7fbba8c621e7
[ 24.809769][ 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)
[   24.810849][  T403] RSP: 002b:00007ffe477eb6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.811309][  T403] RAX: ffffffffffffffda RBX: 00007ffe477ebe10 RCX: 00007fbba8c621e7
[   24.811748][  T403] RDX: 0000000000000000 RSI: 00007ffe477eb750 RDI: 0000000000000005
[   24.812184][  T403] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.812643][  T403] R10: 00007fbba8b5fee8 R11: 0000000000000246 R12: 0000000000000004
[   24.813084][  T403] R13: 00000000686e1038 R14: 0000000000499600 R15: 0000000000000000
| [   24.816759][  T403] ------------[ cut here ]------------
| [ 24.817127][ T403] WARNING: CPU: 0 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) 
| [   24.817799][  T403] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   24.818915][  T403] Tainted: [W]=WARN
[   24.819169][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.819603][ 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) 
[ 24.819948][ 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
[   24.821140][  T403] RSP: 0018:ffffc900005c6de0 EFLAGS: 00010246
[   24.821577][  T403] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[   24.822074][  T403] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[   24.822577][  T403] RBP: ffffc900005c6ed0 R08: 0000000000000000 R09: 0000000000000000
[   24.823072][  T403] R10: ffffc900005c6f00 R11: ffffffff9d379160 R12: 1ffff920000b8dc0
[   24.823576][  T403] R13: 0000000000002710 R14: ffffc900005c6f00 R15: ffff88800e40af08
[   24.824068][  T403] FS:  00007fbba8a95800(0000) GS:ffff8880972b7000(0000) knlGS:0000000000000000
[   24.824651][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.825081][  T403] CR2: 0000000000406141 CR3: 000000000fb3a001 CR4: 0000000000772ef0
[   24.825584][  T403] PKRU: 55555554
[   24.825841][  T403] Call Trace:
[   24.826085][  T403]  <TASK>
[ 24.826266][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.826600][ T403] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.826929][ T403] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.827267][ T403] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.827603][ T403] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 24.827931][ T403] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 24.828281][ T403] netif_set_mtu (net/core/dev.c:9652) 
[ 24.828612][ T403] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.828951][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.829294][ T403] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.829628][ T403] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.829875][ T403] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.830369][ T403] br_device_event (net/bridge/br.c:142) bridge 
[ 24.830744][ T403] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 24.831206][ T403] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 24.831563][ T403] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 24.831901][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.832243][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.832569][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.832901][ T403] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.833236][ T403] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.833577][ T403] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.833908][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.834250][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.834672][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.835012][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.835345][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.835681][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.836012][ 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) 
[ 24.836346][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.836750][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.837078][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.837410][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.837735][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.838072][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.838405][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.838730][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 24.839060][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.839392][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.839717][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.840121][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.840462][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.840804][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.841128][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.841469][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.841796][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.842120][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.842459][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.842787][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.843114][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.843459][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.843789][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.844120][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.844454][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.844799][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.845119][ 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) 
[ 24.845458][ T403] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.845797][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.846121][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.846844][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.847214][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.847540][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.847873][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.848215][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.848548][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.848967][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 24.849319][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.849646][ 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) 
[ 24.850052][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.850393][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.850725][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.851067][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.851401][ 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) 
[ 24.851727][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.852062][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 24.852391][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.852793][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.853129][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.853470][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.853800][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.854213][  T403] RIP: 0033:0x7fbba8c621e7
[ 24.854552][ 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)
[   24.855742][  T403] RSP: 002b:00007ffe477eb6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.856256][  T403] RAX: ffffffffffffffda RBX: 00007ffe477ebe10 RCX: 00007fbba8c621e7
[   24.856744][  T403] RDX: 0000000000000000 RSI: 00007ffe477eb750 RDI: 0000000000000005
[   24.857238][  T403] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   24.857757][  T403] R10: 00007fbba8b5fee8 R11: 0000000000000246 R12: 0000000000000004
[   24.858275][  T403] R13: 00000000686e1038 R14: 0000000000499600 R15: 0000000000000000
| [  167.768378][  T987] ------------[ cut here ]------------
| [ 167.768783][ T987] WARNING: CPU: 1 PID: 987 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) 
| [  167.769536][  T987] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  167.770906][  T987] Tainted: [W]=WARN
[  167.771124][  T987] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 167.771757][ T987] 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) 
[ 167.772058][ T987] 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
[  167.773292][  T987] RSP: 0018:ffffc90000da7140 EFLAGS: 00010246
[  167.773669][  T987] RAX: 0000000000000000 RBX: ffff88800c14c000 RCX: 0000000000000001
[  167.774102][  T987] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  167.774697][  T987] RBP: ffffc90000da7230 R08: ffff888009b00800 R09: 0000000000000000
[  167.775144][  T987] R10: ffffc90000da75c8 R11: ffffffff9dc50668 R12: 1ffff920001b4e2c
[  167.775753][  T987] R13: 00000000000005dc R14: ffffc90000da7880 R15: ffff88800f43ede0
[  167.776191][  T987] FS:  00007fbc7e504800(0000) GS:ffff888097337000(0000) knlGS:0000000000000000
[  167.776841][  T987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  167.777354][  T987] CR2: 00000000004e5ac8 CR3: 00000000095bc003 CR4: 0000000000772ef0
[  167.777820][  T987] PKRU: 55555554
[  167.778036][  T987] Call Trace:
[  167.778429][  T987]  <TASK>
[ 167.778580][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.778880][ T987] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 167.779174][ T987] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.779599][ T987] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 167.779904][ T987] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 167.780335][ T987] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 167.780625][ T987] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 167.780921][ T987] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 167.781451][ T987] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 167.781742][ T987] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 167.782023][ T987] ? __kernel_text_address (kernel/extable.c:79) 
[ 167.782348][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.782637][ T987] ? __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) 
[ 167.782922][ T987] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 167.783285][ T987] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.783575][ T987] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.783858][ T987] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 167.784139][ T987] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 167.784430][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.784724][ T987] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 167.785019][ T987] ? __create_object (mm/kmemleak.c:771) 
[ 167.785327][ T987] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 167.785619][ T987] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 167.785904][ T987] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 167.786269][ T987] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 167.786562][ T987] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 167.786847][ T987] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 167.787136][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.787438][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.787722][ T987] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 167.788009][ T987] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.788312][ T987] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 167.788595][ T987] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 167.788881][ T987] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 167.789167][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.789489][ T987] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 167.789782][ T987] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 167.790084][ T987] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 167.790408][ T987] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 167.790691][ T987] ? 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) 
[ 167.790973][ T987] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 167.791269][ T987] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 167.791580][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.791877][ T987] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 167.792171][ T987] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 167.792467][ T987] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 167.792759][ T987] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 167.793048][ T987] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 167.793348][ T987] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 167.793712][ T987] ___sys_sendmsg (net/socket.c:2670) 
[ 167.793991][ T987] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 167.794296][ T987] ? __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) 
[ 167.794652][ T987] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 167.794952][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.795249][ T987] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.795538][ T987] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.795822][ T987] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 167.796107][ T987] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.796435][ T987] __sys_sendmsg (net/socket.c:2700) 
[ 167.796721][ T987] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 167.797094][ T987] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 167.797427][ T987] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.797720][ T987] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 167.798021][ T987] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  167.798398][  T987] RIP: 0033:0x7fbc7e6d11e7
[ 167.798702][ T987] 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)
[  167.799761][  T987] RSP: 002b:00007ffe8670da78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  167.800226][  T987] RAX: ffffffffffffffda RBX: 00007ffe8670e1a0 RCX: 00007fbc7e6d11e7
[  167.800681][  T987] RDX: 0000000000000000 RSI: 00007ffe8670dae0 RDI: 0000000000000005
[  167.801108][  T987] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  167.801557][  T987] R10: 00007fbc7e5ceee8 R11: 0000000000000246 R12: 0000000000000004
[  167.801993][  T987] R13: 00000000686e10c7 R14: 0000000000499600 R15: 0000000000000000
| [  167.950259][  T989] ------------[ cut here ]------------
| [ 167.950606][ T989] WARNING: CPU: 0 PID: 989 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) 
| [  167.951188][  T989] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  167.952408][  T989] Tainted: [W]=WARN
[  167.952629][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 167.952988][ T989] 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) 
[ 167.953299][ T989] 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
[  167.954339][  T989] RSP: 0018:ffffc90000dc7140 EFLAGS: 00010246
[  167.954704][  T989] RAX: 0000000000000000 RBX: ffff888008cd1000 RCX: 0000000000000001
[  167.955145][  T989] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  167.955587][  T989] RBP: ffffc90000dc7230 R08: ffff88800b638800 R09: 0000000000000000
[  167.956019][  T989] R10: ffffc90000dc75c8 R11: ffffffff9dc50668 R12: 1ffff920001b8e2c
[  167.956461][  T989] R13: 00000000000005dc R14: ffffc90000dc7880 R15: ffff88800fa44060
[  167.956893][  T989] FS:  00007ff2dcfb1800(0000) GS:ffff8880972b7000(0000) knlGS:0000000000000000
[  167.957427][  T989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  167.957795][  T989] CR2: 00000000004e5ab0 CR3: 00000000098df004 CR4: 0000000000772ef0
[  167.958386][  T989] PKRU: 55555554
[  167.958604][  T989] Call Trace:
[  167.958820][  T989]  <TASK>
[ 167.958967][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.959433][ T989] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 167.959726][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.960017][ T989] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 167.960440][ T989] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 167.960735][ T989] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 167.961030][ T989] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 167.961343][ T989] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 167.961718][ T989] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 167.962007][ T989] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 167.962298][ T989] ? __kernel_text_address (kernel/extable.c:79) 
[ 167.962587][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.962876][ T989] ? __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) 
[ 167.963162][ T989] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 167.963528][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.963821][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.964106][ T989] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 167.964402][ T989] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 167.964690][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.964986][ T989] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 167.965289][ T989] ? __create_object (mm/kmemleak.c:771) 
[ 167.965582][ T989] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 167.965869][ T989] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 167.966164][ T989] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 167.966533][ T989] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 167.966827][ T989] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 167.967120][ T989] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 167.967413][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.967706][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.967992][ T989] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 167.968286][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.968578][ T989] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 167.968863][ T989] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 167.969151][ T989] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 167.969457][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.969749][ T989] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 167.970040][ T989] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 167.970338][ T989] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 167.970639][ T989] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 167.970963][ T989] ? 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) 
[ 167.971267][ T989] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 167.971558][ T989] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 167.971846][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.972144][ T989] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 167.972449][ T989] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 167.972744][ T989] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 167.973044][ T989] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 167.973356][ T989] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 167.973650][ T989] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 167.974025][ T989] ___sys_sendmsg (net/socket.c:2670) 
[ 167.974321][ T989] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 167.974609][ T989] ? __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) 
[ 167.974985][ T989] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 167.975287][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.975578][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 167.975872][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 167.976162][ T989] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 167.976459][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 167.976753][ T989] __sys_sendmsg (net/socket.c:2700) 
[ 167.977038][ T989] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 167.977422][ T989] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 167.977722][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 167.978012][ T989] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 167.978308][ T989] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  167.978665][  T989] RIP: 0033:0x7ff2dd17e1e7
[ 167.978961][ T989] 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)
[  167.980004][  T989] RSP: 002b:00007ffe51ddcdf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  167.980458][  T989] RAX: ffffffffffffffda RBX: 00007ffe51ddd520 RCX: 00007ff2dd17e1e7
[  167.980890][  T989] RDX: 0000000000000000 RSI: 00007ffe51ddce60 RDI: 0000000000000005
[  167.981346][  T989] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  167.981776][  T989] R10: 00007ff2dd07bee8 R11: 0000000000000246 R12: 0000000000000004
[  167.982221][  T989] R13: 00000000686e10c7 R14: 0000000000499600 R15: 0000000000000000
| [  168.110464][  T991] ------------[ cut here ]------------
| [ 168.110829][ T991] WARNING: CPU: 2 PID: 991 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) 
| [  168.111448][  T991] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.113349][  T991] Tainted: [W]=WARN
[  168.113593][  T991] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.113967][ T991] 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) 
[ 168.114307][ T991] 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
[  168.115381][  T991] RSP: 0018:ffffc90000de7140 EFLAGS: 00010246
[  168.115763][  T991] RAX: 0000000000000000 RBX: ffff888008bc1000 RCX: 0000000000000001
[  168.116225][  T991] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  168.116676][  T991] RBP: ffffc90000de7230 R08: ffff8880092eb800 R09: 0000000000000000
[  168.117121][  T991] R10: ffffc90000de75c8 R11: ffffffff9dc50668 R12: 1ffff920001bce2c
[  168.117580][  T991] R13: 00000000000005dc R14: ffffc90000de7880 R15: ffff888010204760
[  168.118024][  T991] FS:  00007f7597133800(0000) GS:ffff8880973b7000(0000) knlGS:0000000000000000
[  168.118561][  T991] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.118962][  T991] CR2: 00000000004e5aa0 CR3: 000000000941b004 CR4: 0000000000772ef0
[  168.119422][  T991] PKRU: 55555554
[  168.119654][  T991] Call Trace:
[  168.119883][  T991]  <TASK>
[ 168.120044][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.120366][ T991] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.120687][ T991] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.121173][ T991] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 168.121660][ T991] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 168.122158][ T991] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 168.122667][ T991] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 168.123150][ T991] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.123810][ T991] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.124328][ T991] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.124857][ T991] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.125395][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.125888][ T991] ? __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) 
[ 168.126378][ T991] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.127007][ T991] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.127537][ T991] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.128036][ T991] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.128568][ T991] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.129077][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.129611][ T991] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.130127][ T991] ? __create_object (mm/kmemleak.c:771) 
[ 168.130656][ T991] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.131183][ T991] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.131691][ T991] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.132329][ T991] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.132869][ T991] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.133449][ T991] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.133970][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.134522][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.135056][ T991] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.135552][ T991] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.136075][ T991] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.136615][ T991] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.137144][ T991] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.137693][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.138246][ T991] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.138766][ T991] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.139307][ T991] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.139840][ T991] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.140370][ T991] ? 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) 
[ 168.140886][ T991] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.141426][ T991] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.141936][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.142477][ T991] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.142996][ T991] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.143554][ T991] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.144090][ T991] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.144631][ T991] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.145147][ T991] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.145788][ T991] ___sys_sendmsg (net/socket.c:2670) 
[ 168.146315][ T991] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.146820][ T991] ? __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) 
[ 168.147500][ T991] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.148039][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.148596][ T991] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.149119][ T991] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.149632][ T991] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.150149][ T991] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.150697][ T991] __sys_sendmsg (net/socket.c:2700) 
[ 168.151253][ T991] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.151886][ T991] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.152443][ T991] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.152970][ T991] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.153502][ T991] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.154099][  T991] RIP: 0033:0x7f75973001e7
[ 168.154637][ T991] 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)
[  168.156436][  T991] RSP: 002b:00007ffee152ee38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.157224][  T991] RAX: ffffffffffffffda RBX: 00007ffee152f560 RCX: 00007f75973001e7
[  168.157982][  T991] RDX: 0000000000000000 RSI: 00007ffee152eea0 RDI: 0000000000000005
[  168.158762][  T991] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.159535][  T991] R10: 00007f75971fdee8 R11: 0000000000000246 R12: 0000000000000004
[  168.160292][  T991] R13: 00000000686e10c7 R14: 0000000000499600 R15: 0000000000000000
| [  168.305132][  T993] ------------[ cut here ]------------
| [ 168.305500][ T993] WARNING: CPU: 2 PID: 993 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) 
| [  168.306164][  T993] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.307511][  T993] Tainted: [W]=WARN
[  168.307766][  T993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.308183][ T993] 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) 
[ 168.308535][ T993] 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
[  168.309683][  T993] RSP: 0018:ffffc90000df6f70 EFLAGS: 00010246
[  168.310099][  T993] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[  168.310605][  T993] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  168.311092][  T993] RBP: ffffc90000df7058 R08: 0000000000000000 R09: 0000000000000000
[  168.312517][  T993] R10: ffffc90000df7088 R11: ffffffff99200130 R12: 1ffff920001bedf2
[  168.313019][  T993] R13: 0000000000002710 R14: ffffc90000df7088 R15: ffff88800e40af08
[  168.313531][  T993] FS:  00007f3073007800(0000) GS:ffff8880973b7000(0000) knlGS:0000000000000000
[  168.314103][  T993] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.314525][  T993] CR2: 00000000004e5ac0 CR3: 000000000b86a005 CR4: 0000000000772ef0
[  168.315024][  T993] PKRU: 55555554
[  168.315301][  T993] Call Trace:
[  168.315559][  T993]  <TASK>
[ 168.315739][ T993] ? __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) 
[ 168.316151][ T993] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 168.316547][ T993] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 168.316882][ T993] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 168.317227][ T993] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.317556][ T993] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.317887][ T993] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.318235][ T993] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.318567][ T993] ? ___sys_sendmsg (net/socket.c:2670) 
[ 168.318894][ T993] ? __sys_sendmsg (net/socket.c:2700) 
[ 168.319244][ T993] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.319579][ T993] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 168.319984][ T993] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.320338][ T993] netif_set_mtu (net/core/dev.c:9652) 
[ 168.320669][ T993] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 168.321023][ T993] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 168.321287][ T993] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 168.321745][ T993] br_del_if (net/bridge/br_if.c:743) bridge 
[ 168.322109][ T993] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 168.322466][ T993] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 168.322800][ T993] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 168.323141][ T993] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.323596][ T993] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.323933][ T993] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.324276][ T993] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.324614][ T993] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.324961][ T993] ? __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) 
[ 168.325309][ T993] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.325718][ T993] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.326060][ T993] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.326399][ T993] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.326732][ T993] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.327060][ T993] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.327414][ T993] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.327745][ T993] ? __create_object (mm/kmemleak.c:771) 
[ 168.328078][ T993] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.328418][ T993] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.328756][ T993] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.329170][ T993] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.329521][ T993] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.329864][ T993] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.330207][ T993] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.330543][ T993] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.330882][ T993] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.331234][ T993] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.331579][ T993] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.331910][ T993] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.332255][ T993] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.332588][ T993] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.332924][ T993] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.333268][ T993] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.333606][ T993] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.333956][ T993] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.334298][ T993] ? 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) 
[ 168.334632][ T993] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.334986][ T993] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.335338][ T993] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.335677][ T993] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.336012][ T993] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.336367][ T993] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.336706][ T993] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.337041][ T993] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.337380][ T993] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.337803][ T993] ___sys_sendmsg (net/socket.c:2670) 
[ 168.338136][ T993] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.338476][ T993] ? __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) 
[ 168.338894][ T993] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.339248][ T993] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.339592][ T993] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.339929][ T993] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.340270][ T993] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.340602][ T993] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.340938][ T993] __sys_sendmsg (net/socket.c:2700) 
[ 168.341281][ T993] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.341694][ T993] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.342037][ T993] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.342383][ T993] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.342718][ T993] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.343121][  T993] RIP: 0033:0x7f30731d41e7
[ 168.343485][ T993] 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)
[  168.344646][  T993] RSP: 002b:00007ffd37aa1628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.345148][  T993] RAX: ffffffffffffffda RBX: 00007ffd37aa1d50 RCX: 00007f30731d41e7
[  168.345651][  T993] RDX: 0000000000000000 RSI: 00007ffd37aa1690 RDI: 0000000000000005
[  168.346149][  T993] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.346646][  T993] R10: 00007f30730d1ee8 R11: 0000000000000246 R12: 0000000000000004
[  168.347136][  T993] R13: 00000000686e10c8 R14: 0000000000499600 R15: 0000000000000000
| [  168.592530][  T995] ------------[ cut here ]------------
| [ 168.592867][ T995] WARNING: CPU: 1 PID: 995 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) 
| [  168.593524][  T995] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.596233][  T995] Tainted: [W]=WARN
[  168.596510][  T995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.596941][ T995] 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) 
[ 168.597479][ T995] 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
[  168.598774][  T995] RSP: 0018:ffffc90000e06f70 EFLAGS: 00010246
[  168.599175][  T995] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[  168.599674][  T995] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  168.600163][  T995] RBP: ffffc90000e07058 R08: 0000000000000000 R09: 0000000000000000
[  168.600649][  T995] R10: ffffc90000e07088 R11: ffffffff9d379160 R12: 1ffff920001c0df2
[  168.601115][  T995] R13: 0000000000002710 R14: ffffc90000e07088 R15: ffff88800e40af08
[  168.601625][  T995] FS:  00007f917303d800(0000) GS:ffff888097337000(0000) knlGS:0000000000000000
[  168.602178][  T995] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.602618][  T995] CR2: 00000000004e5ab8 CR3: 0000000002565006 CR4: 0000000000772ef0
[  168.603089][  T995] PKRU: 55555554
[  168.603335][  T995] Call Trace:
[  168.603585][  T995]  <TASK>
[ 168.603779][ T995] ? __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) 
[ 168.604176][ T995] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 168.604563][ T995] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 168.604887][ T995] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 168.605261][ T995] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.605580][ T995] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.605899][ T995] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.606224][ T995] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.606540][ T995] ? ___sys_sendmsg (net/socket.c:2670) 
[ 168.606859][ T995] ? __sys_sendmsg (net/socket.c:2700) 
[ 168.607167][ T995] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.607500][ T995] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 168.607932][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.608267][ T995] netif_set_mtu (net/core/dev.c:9652) 
[ 168.608581][ T995] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 168.608909][ T995] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 168.609150][ T995] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 168.609648][ T995] br_del_if (net/bridge/br_if.c:743) bridge 
[ 168.610001][ T995] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 168.610334][ T995] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 168.610650][ T995] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 168.610967][ T995] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.611373][ T995] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.611718][ T995] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.612037][ T995] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.612373][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.612699][ T995] ? __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) 
[ 168.613011][ T995] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.613429][ T995] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.613747][ T995] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.614060][ T995] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.614386][ T995] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.614700][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.615031][ T995] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.615350][ T995] ? __create_object (mm/kmemleak.c:771) 
[ 168.615690][ T995] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.616015][ T995] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.616351][ T995] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.616738][ T995] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.617060][ T995] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.617409][ T995] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.617771][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.618096][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.618432][ T995] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.618765][ T995] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.619081][ T995] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.619402][ T995] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.619769][ T995] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.620104][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.620436][ T995] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.620755][ T995] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.621087][ T995] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.621459][ T995] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.621773][ T995] ? 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) 
[ 168.622108][ T995] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.622459][ T995] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.622787][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.623115][ T995] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.623453][ T995] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.623804][ T995] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.624125][ T995] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.624456][ T995] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.624768][ T995] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.625244][ T995] ___sys_sendmsg (net/socket.c:2670) 
[ 168.625578][ T995] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.625891][ T995] ? __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) 
[ 168.626328][ T995] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.626661][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.626988][ T995] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.627331][ T995] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.627667][ T995] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.628008][ T995] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.628343][ T995] __sys_sendmsg (net/socket.c:2700) 
[ 168.628673][ T995] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.629082][ T995] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.629459][ T995] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.629807][ T995] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.630152][ T995] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.630567][  T995] RIP: 0033:0x7f917320a1e7
[ 168.630900][ T995] 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)
[  168.632112][  T995] RSP: 002b:00007ffe32485928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.632623][  T995] RAX: ffffffffffffffda RBX: 00007ffe32486050 RCX: 00007f917320a1e7
[  168.633111][  T995] RDX: 0000000000000000 RSI: 00007ffe32485990 RDI: 0000000000000005
[  168.633638][  T995] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.634137][  T995] R10: 00007f9173107ee8 R11: 0000000000000246 R12: 0000000000000004
[  168.634648][  T995] R13: 00000000686e10c8 R14: 0000000000499600 R15: 0000000000000000
| [  168.806691][  T997] ------------[ cut here ]------------
| [ 168.807068][ T997] WARNING: CPU: 0 PID: 997 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) 
| [  168.808813][  T997] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.810143][  T997] Tainted: [W]=WARN
[  168.810420][  T997] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.810827][ T997] 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) 
[ 168.811156][ T997] 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
[  168.812310][  T997] RSP: 0018:ffffc90000e16f70 EFLAGS: 00010246
[  168.812714][  T997] RAX: 0000000000000000 RBX: ffff88800e40a000 RCX: 0000000000000001
[  168.813209][  T997] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  168.813686][  T997] RBP: ffffc90000e17058 R08: 0000000000000000 R09: 0000000000000000
[  168.814160][  T997] R10: ffffc90000e17088 R11: ffffffff9d379160 R12: 1ffff920001c2df2
[  168.814663][  T997] R13: 00000000000005dc R14: ffffc90000e17088 R15: ffff88800e40af08
[  168.815174][  T997] FS:  00007fac3626f800(0000) GS:ffff8880972b7000(0000) knlGS:0000000000000000
[  168.815738][  T997] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.816141][  T997] CR2: 00000000004e5aa8 CR3: 000000000a2b6001 CR4: 0000000000772ef0
[  168.816655][  T997] PKRU: 55555554
[  168.816904][  T997] Call Trace:
[  168.817141][  T997]  <TASK>
[ 168.817316][ T997] ? __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) 
[ 168.817717][ T997] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 168.818078][ T997] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 168.818421][ T997] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 168.818742][ T997] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.819067][ T997] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.819399][ T997] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.819730][ T997] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.820057][ T997] ? ___sys_sendmsg (net/socket.c:2670) 
[ 168.820381][ T997] ? __sys_sendmsg (net/socket.c:2700) 
[ 168.820710][ T997] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.821028][ T997] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 168.821438][ T997] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.821779][ T997] netif_set_mtu (net/core/dev.c:9652) 
[ 168.822100][ T997] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 168.822462][ T997] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 168.822709][ T997] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 168.823146][ T997] br_del_if (net/bridge/br_if.c:743) bridge 
[ 168.823515][ T997] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 168.823837][ T997] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 168.824168][ T997] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 168.824509][ T997] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.824926][ T997] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.825254][ T997] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.825573][ T997] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.825901][ T997] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.826247][ T997] ? __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) 
[ 168.826575][ T997] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.826969][ T997] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.827304][ T997] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.827626][ T997] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.827947][ T997] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.828290][ T997] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.828612][ T997] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.828934][ T997] ? __create_object (mm/kmemleak.c:771) 
[ 168.829276][ T997] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.829595][ T997] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.829920][ T997] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.830341][ T997] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.830672][ T997] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.830995][ T997] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.831324][ T997] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.831647][ T997] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.831989][ T997] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.832330][ T997] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.832663][ T997] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.833015][ T997] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.833344][ T997] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.833670][ T997] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.833999][ T997] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.834344][ T997] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.834669][ T997] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.835013][ T997] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.835344][ T997] ? 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) 
[ 168.835668][ T997] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 168.835994][ T997] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.836324][ T997] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.836656][ T997] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.836979][ T997] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.837306][ T997] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.837639][ T997] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.837964][ T997] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.838306][ T997] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.838719][ T997] ___sys_sendmsg (net/socket.c:2670) 
[ 168.839042][ T997] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.839373][ T997] ? __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) 
[ 168.839770][ T997] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.840093][ T997] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.840428][ T997] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.840751][ T997] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.841070][ T997] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.841405][ T997] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.841731][ T997] __sys_sendmsg (net/socket.c:2700) 
[ 168.842051][ T997] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.842473][ T997] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.842805][ T997] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.843137][ T997] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.843470][ T997] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.843869][  T997] RIP: 0033:0x7fac3643c1e7
[ 168.844221][ T997] 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)
[  168.845400][  T997] RSP: 002b:00007ffd583bdf38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.845882][  T997] RAX: ffffffffffffffda RBX: 00007ffd583be660 RCX: 00007fac3643c1e7
[  168.846393][  T997] RDX: 0000000000000000 RSI: 00007ffd583bdfa0 RDI: 0000000000000005
[  168.846872][  T997] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.847362][  T997] R10: 00007fac36339ee8 R11: 0000000000000246 R12: 0000000000000004
[  168.847841][  T997] R13: 00000000686e10c8 R14: 0000000000499600 R15: 0000000000000000
| [  169.204426][ T1001] ------------[ cut here ]------------
| [ 169.204805][ T1001] WARNING: CPU: 1 PID: 1001 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) 
| [  169.206124][ T1001] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  169.207359][ T1001] Tainted: [W]=WARN
[  169.207592][ T1001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 169.207951][ T1001] 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) 
[ 169.208272][ T1001] 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
[  169.209340][ T1001] RSP: 0018:ffffc90000e67140 EFLAGS: 00010246
[  169.209713][ T1001] RAX: 0000000000000000 RBX: ffff88800c14c000 RCX: 0000000000000001
[  169.210151][ T1001] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  169.210608][ T1001] RBP: ffffc90000e67230 R08: ffff88800601a000 R09: 0000000000000000
[  169.211041][ T1001] R10: ffffc90000e675c8 R11: ffffffff9dc50668 R12: 1ffff920001cce2c
[  169.211505][ T1001] R13: 00000000000005dc R14: ffffc90000e67880 R15: ffff88800fa4ede0
[  169.211948][ T1001] FS:  00007fb3519e9800(0000) GS:ffff888097337000(0000) knlGS:0000000000000000
[  169.212467][ T1001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  169.212828][ T1001] CR2: 00000000004e5ac8 CR3: 000000000518e005 CR4: 0000000000772ef0
[  169.213286][ T1001] PKRU: 55555554
[  169.213505][ T1001] Call Trace:
[  169.213739][ T1001]  <TASK>
[ 169.213886][ T1001] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.214184][ T1001] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 169.214626][ T1001] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.214947][ T1001] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 169.215367][ T1001] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 169.215651][ T1001] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 169.215962][ T1001] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 169.216405][ T1001] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 169.216758][ T1001] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.217043][ T1001] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.217528][ T1001] ? __kernel_text_address (kernel/extable.c:79) 
[ 169.217807][ T1001] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.218090][ T1001] ? __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) 
[ 169.218404][ T1001] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 169.218762][ T1001] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.219042][ T1001] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.219339][ T1001] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 169.219644][ T1001] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 169.219933][ T1001] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.220222][ T1001] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 169.220521][ T1001] ? __create_object (mm/kmemleak.c:771) 
[ 169.220803][ T1001] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 169.221080][ T1001] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 169.221367][ T1001] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 169.221724][ T1001] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 169.222022][ T1001] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 169.222339][ T1001] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.222621][ T1001] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.222917][ T1001] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.223217][ T1001] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 169.223495][ T1001] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.223774][ T1001] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.224049][ T1001] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 169.224349][ T1001] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.224646][ T1001] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.224960][ T1001] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 169.225267][ T1001] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.225551][ T1001] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 169.225838][ T1001] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 169.226115][ T1001] ? 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) 
[ 169.226404][ T1001] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 169.226689][ T1001] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 169.226969][ T1001] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.227261][ T1001] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.227558][ T1001] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 169.227836][ T1001] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 169.228120][ T1001] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.228415][ T1001] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 169.228689][ T1001] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 169.229059][ T1001] ___sys_sendmsg (net/socket.c:2670) 
[ 169.229347][ T1001] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 169.229623][ T1001] ? __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) 
[ 169.229967][ T1001] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 169.230267][ T1001] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.230554][ T1001] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.230832][ T1001] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.231141][ T1001] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.231451][ T1001] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.231730][ T1001] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 169.232026][ T1001] __sys_sendmsg (net/socket.c:2700) 
[ 169.232311][ T1001] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 169.232666][ T1001] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 169.232955][ T1001] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.233253][ T1001] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.233544][ T1001] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  169.233908][ T1001] RIP: 0033:0x7fb351bb61e7
[ 169.234210][ T1001] 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)
[  169.235271][ T1001] RSP: 002b:00007ffe35423b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  169.235710][ T1001] RAX: ffffffffffffffda RBX: 00007ffe35424270 RCX: 00007fb351bb61e7
[  169.236148][ T1001] RDX: 0000000000000000 RSI: 00007ffe35423bb0 RDI: 0000000000000005
[  169.236574][ T1001] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  169.236989][ T1001] R10: 00007fb351ab3ee8 R11: 0000000000000246 R12: 0000000000000004
[  169.237434][ T1001] R13: 00000000686e10c9 R14: 0000000000499600 R15: 0000000000000000
| [  170.173903][ T1010] ------------[ cut here ]------------
| [ 170.174292][ T1010] WARNING: CPU: 3 PID: 1010 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) 
| [  170.174917][ T1010] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  170.176184][ T1010] Tainted: [W]=WARN
[  170.176786][ T1010] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 170.177168][ T1010] 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) 
[ 170.177485][ T1010] 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
[  170.178557][ T1010] RSP: 0018:ffffc90000db7140 EFLAGS: 00010246
[  170.178930][ T1010] RAX: 0000000000000000 RBX: ffff888008cd1000 RCX: 0000000000000001
[  170.179392][ T1010] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  170.179857][ T1010] RBP: ffffc90000db7230 R08: ffff88800a2a2000 R09: 0000000000000000
[  170.180331][ T1010] R10: ffffc90000db75c8 R11: ffffffff9dc50668 R12: 1ffff920001b6e2c
[  170.180773][ T1010] R13: 00000000000005dc R14: ffffc90000db7880 R15: ffff88800933c3e0
[  170.181238][ T1010] FS:  00007f8f81336800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[  170.181761][ T1010] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  170.182126][ T1010] CR2: 00000000004e5ab0 CR3: 0000000004dbb001 CR4: 0000000000772ef0
[  170.182584][ T1010] PKRU: 55555554
[  170.182805][ T1010] Call Trace:
[  170.183021][ T1010]  <TASK>
[ 170.183170][ T1010] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.183477][ T1010] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 170.183789][ T1010] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 170.184104][ T1010] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 170.184420][ T1010] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 170.184736][ T1010] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 170.185044][ T1010] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 170.185368][ T1010] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 170.185759][ T1010] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 170.186054][ T1010] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 170.186361][ T1010] ? __kernel_text_address (kernel/extable.c:79) 
[ 170.186668][ T1010] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.186965][ T1010] ? __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) 
[ 170.187279][ T1010] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 170.187659][ T1010] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 170.187964][ T1010] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 170.188270][ T1010] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 170.188588][ T1010] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 170.188900][ T1010] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.189218][ T1010] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 170.189524][ T1010] ? __create_object (mm/kmemleak.c:771) 
[ 170.189856][ T1010] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 170.190174][ T1010] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 170.190487][ T1010] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 170.190865][ T1010] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 170.191181][ T1010] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 170.191501][ T1010] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 170.191813][ T1010] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.192141][ T1010] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.192461][ T1010] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 170.192762][ T1010] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 170.193068][ T1010] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 170.193390][ T1010] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 170.193698][ T1010] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 170.193993][ T1010] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.194308][ T1010] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 170.194602][ T1010] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 170.194912][ T1010] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 170.195239][ T1010] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 170.195536][ T1010] ? 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) 
[ 170.195836][ T1010] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 170.196145][ T1010] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 170.196443][ T1010] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.196753][ T1010] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 170.197047][ T1010] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 170.197351][ T1010] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 170.197648][ T1010] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 170.197953][ T1010] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 170.198268][ T1010] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 170.198639][ T1010] ___sys_sendmsg (net/socket.c:2670) 
[ 170.198941][ T1010] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 170.199254][ T1010] ? __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) 
[ 170.199619][ T1010] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 170.199914][ T1010] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.200222][ T1010] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.200534][ T1010] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.200838][ T1010] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 170.201135][ T1010] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 170.201475][ T1010] __sys_sendmsg (net/socket.c:2700) 
[ 170.201786][ T1010] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 170.202150][ T1010] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 170.202485][ T1010] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 170.202779][ T1010] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 170.203072][ T1010] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  170.203451][ T1010] RIP: 0033:0x7f8f815031e7
[ 170.203775][ T1010] 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)
[  170.204838][ T1010] RSP: 002b:00007ffef018e3d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  170.205359][ T1010] RAX: ffffffffffffffda RBX: 00007ffef018eb00 RCX: 00007f8f815031e7
[  170.205809][ T1010] RDX: 0000000000000000 RSI: 00007ffef018e440 RDI: 0000000000000005
[  170.206258][ T1010] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  170.206690][ T1010] R10: 00007f8f81400ee8 R11: 0000000000000246 R12: 0000000000000004
[  170.207119][ T1010] R13: 00000000686e10ca R14: 0000000000499600 R15: 0000000000000000
| [  171.398332][ T1021] ------------[ cut here ]------------
| [ 171.398663][ T1021] WARNING: CPU: 3 PID: 1021 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) 
| [  171.399763][ T1021] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  171.401031][ T1021] Tainted: [W]=WARN
[  171.401264][ T1021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 171.401635][ T1021] 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) 
[ 171.401958][ T1021] 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
[  171.403045][ T1021] RSP: 0018:ffffc90000f07140 EFLAGS: 00010246
[  171.403428][ T1021] RAX: 0000000000000000 RBX: ffff888008bc1000 RCX: 0000000000000001
[  171.403865][ T1021] RDX: 0000000000000000 RSI: ffffffff9ce9b941 RDI: ffffffff9c6555e0
[  171.404321][ T1021] RBP: ffffc90000f07230 R08: ffff888009088800 R09: 0000000000000000
[  171.404753][ T1021] R10: ffffc90000f075c8 R11: ffffffff9dc50668 R12: 1ffff920001e0e2c
[  171.405227][ T1021] R13: 00000000000005dc R14: ffffc90000f07880 R15: ffff88800fa4ce60
[  171.405655][ T1021] FS:  00007fc6673fd800(0000) GS:ffff888097437000(0000) knlGS:0000000000000000
[  171.406174][ T1021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  171.406556][ T1021] CR2: 00000000004e5aa0 CR3: 000000000928b004 CR4: 0000000000772ef0
[  171.406987][ T1021] PKRU: 55555554
[  171.407227][ T1021] Call Trace:
[  171.407442][ T1021]  <TASK>
[ 171.407596][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.407910][ T1021] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 171.408302][ T1021] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 171.408614][ T1021] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 171.408911][ T1021] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 171.409233][ T1021] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 171.409530][ T1021] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 171.409853][ T1021] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 171.410247][ T1021] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 171.410539][ T1021] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 171.410834][ T1021] ? __kernel_text_address (kernel/extable.c:79) 
[ 171.411129][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.411448][ T1021] ? __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) 
[ 171.411738][ T1021] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 171.412099][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 171.412415][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 171.412702][ T1021] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 171.412996][ T1021] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 171.413380][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.413691][ T1021] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 171.413979][ T1021] ? __create_object (mm/kmemleak.c:771) 
[ 171.414281][ T1021] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 171.414621][ T1021] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 171.414925][ T1021] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 171.415301][ T1021] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 171.415622][ T1021] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 171.415916][ T1021] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 171.416219][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.416528][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.416820][ T1021] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 171.417107][ T1021] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 171.417409][ T1021] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 171.417714][ T1021] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 171.418012][ T1021] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 171.418314][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.418623][ T1021] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 171.418915][ T1021] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 171.419215][ T1021] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 171.419524][ T1021] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 171.419813][ T1021] ? 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) 
[ 171.420108][ T1021] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 171.420410][ T1021] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 171.420727][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.421024][ T1021] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 171.421332][ T1021] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 171.421635][ T1021] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 171.421930][ T1021] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 171.422260][ T1021] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 171.422553][ T1021] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 171.422931][ T1021] ___sys_sendmsg (net/socket.c:2670) 
[ 171.423226][ T1021] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 171.423513][ T1021] ? __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) 
[ 171.423887][ T1021] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 171.424179][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.424489][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.424791][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.425100][ T1021] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 171.425402][ T1021] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 171.425716][ T1021] __sys_sendmsg (net/socket.c:2700) 
[ 171.426004][ T1021] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 171.426373][ T1021] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 171.426706][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 171.427011][ T1021] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 171.427321][ T1021] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  171.427685][ T1021] RIP: 0033:0x7fc6675ca1e7
[ 171.428021][ T1021] 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)
[  171.429092][ T1021] RSP: 002b:00007ffefde605f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  171.429542][ T1021] RAX: ffffffffffffffda RBX: 00007ffefde60d20 RCX: 00007fc6675ca1e7
[  171.429988][ T1021] RDX: 0000000000000000 RSI: 00007ffefde60660 RDI: 0000000000000005
[  171.430438][ T1021] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  171.430892][ T1021] R10: 00007fc6674c7ee8 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_device_event
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