======================================
| 0
| xx__-> [   15.875866][  T265] ------------[ cut here ]------------
| [ 15.876288][ T265] WARNING: CPU: 3 PID: 265 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) 
| [   15.876903][  T265] Modules linked in:
[   15.877715][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 15.878104][ T265] 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) 
[ 15.878418][ T265] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   15.879499][  T265] RSP: 0018:ffffc90000bc7140 EFLAGS: 00010246
[   15.879907][  T265] RAX: 0000000000000000 RBX: ffff888005551000 RCX: 0000000000000001
[   15.880367][  T265] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   15.880821][  T265] RBP: ffffc90000bc7228 R08: 0000000000000001 R09: fffff52000178dde
[   15.881292][  T265] R10: ffffc90000bc6ef7 R11: ffff88806cfb9118 R12: 1ffff92000178e2c
[   15.881751][  T265] R13: 000000000000ffff R14: ffffc90000bc7880 R15: ffff88800cb883e8
[   15.882212][  T265] FS:  00007f126e6ef800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   15.882914][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.883296][  T265] CR2: 00000000004e6820 CR3: 000000000ccc8004 CR4: 0000000000772ef0
[   15.883750][  T265] PKRU: 55555554
[   15.883988][  T265] Call Trace:
[   15.884213][  T265]  <TASK>
[ 15.884371][ T265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.884682][ T265] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 15.884989][ T265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 15.885297][ T265] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 15.885598][ T265] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 15.885905][ T265] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 15.886212][ T265] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 15.886530][ T265] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 15.886924][ T265] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 15.887225][ T265] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 15.887527][ T265] ? __kernel_text_address (kernel/extable.c:79) 
[ 15.887838][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.888163][ T265] ? __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) 
[ 15.888466][ T265] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 15.888839][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.889151][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.889451][ T265] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 15.889777][ T265] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 15.890092][ T265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.890394][ T265] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 15.890711][ T265] ? __create_object (mm/kmemleak.c:771) 
[ 15.891028][ T265] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 15.891330][ T265] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 15.891632][ T265] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.892025][ T265] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 15.892335][ T265] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 15.892649][ T265] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 15.892961][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.893271][ T265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.893583][ T265] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 15.893896][ T265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 15.894202][ T265] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 15.894506][ T265] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 15.894812][ T265] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 15.895135][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.895453][ T265] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 15.895757][ T265] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 15.896069][ T265] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 15.896389][ T265] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 15.896689][ T265] ? 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) 
[ 15.897003][ T265] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 15.897306][ T265] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 15.897606][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.897917][ T265] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 15.898222][ T265] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 15.898520][ T265] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 15.898823][ T265] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 15.899132][ T265] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 15.899430][ T265] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 15.899829][ T265] ___sys_sendmsg (net/socket.c:2670) 
[ 15.900139][ T265] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 15.900438][ T265] ? __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) 
[ 15.900809][ T265] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 15.901121][ T265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.901424][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.901729][ T265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.902044][ T265] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 15.902342][ T265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 15.902650][ T265] __sys_sendmsg (net/socket.c:2700) 
[ 15.902952][ T265] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 15.903323][ T265] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 15.903637][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.903944][ T265] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 15.904249][ T265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   15.904621][  T265] RIP: 0033:0x7f126e8bc1e7
[ 15.904944][ T265] 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)
[   15.906022][  T265] RSP: 002b:00007fff1303eda8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   15.906483][  T265] RAX: ffffffffffffffda RBX: 00007fff1303f4d0 RCX: 00007f126e8bc1e7
[   15.906942][  T265] RDX: 0000000000000000 RSI: 00007fff1303ee10 RDI: 0000000000000005
[   15.907392][  T265] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   15.907853][  T265] R10: 00007f126e7b9ee8 R11: 0000000000000246 R12: 0000000000000006
[   15.908302][  T265] R13: 00000000686e4b2e R14: 0000000000499600 R15: 0000000000000000
| [   16.528317][  T276] ------------[ cut here ]------------
| [ 16.528734][ T276] WARNING: CPU: 0 PID: 276 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) 
| [   16.529316][  T276] Modules linked in:
| [   16.530153][  T276] Tainted: [W]=WARN
[   16.530375][  T276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.530725][ T276] 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) 
[ 16.531163][ T276] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   16.532299][  T276] RSP: 0018:ffffc90000cc7140 EFLAGS: 00010246
[   16.532654][  T276] RAX: 0000000000000000 RBX: ffff888007b21000 RCX: 0000000000000001
[   16.533084][  T276] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   16.533501][  T276] RBP: ffffc90000cc7228 R08: 0000000000000001 R09: fffff52000198dde
[   16.533925][  T276] R10: ffffc90000cc6ef7 R11: ffff88806ce39118 R12: 1ffff92000198e2c
[   16.534349][  T276] R13: 000000000000ffff R14: ffffc90000cc7880 R15: ffff888009a80ae8
[   16.534763][  T276] FS:  00007f811a9eb800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   16.535264][  T276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.535619][  T276] CR2: 00000000004e7380 CR3: 0000000004dc8003 CR4: 0000000000772ef0
[   16.536060][  T276] PKRU: 55555554
[   16.536272][  T276] Call Trace:
[   16.536481][  T276]  <TASK>
[ 16.536623][ T276] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.536922][ T276] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.537200][ T276] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.537483][ T276] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 16.537761][ T276] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 16.538075][ T276] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.538359][ T276] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 16.538646][ T276] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.539016][ T276] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.539297][ T276] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.539574][ T276] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.539879][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.540172][ T276] ? __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) 
[ 16.540451][ T276] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.540797][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.541092][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.541368][ T276] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.541646][ T276] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.541952][ T276] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.542238][ T276] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.542511][ T276] ? __create_object (mm/kmemleak.c:771) 
[ 16.542793][ T276] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.543088][ T276] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.543369][ T276] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.543713][ T276] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.544012][ T276] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.544294][ T276] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.544575][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.544872][ T276] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.545151][ T276] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.545426][ T276] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.545706][ T276] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.545998][ T276] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.546280][ T276] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.546567][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.546864][ T276] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.547144][ T276] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.547422][ T276] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.547708][ T276] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.547998][ T276] ? 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) 
[ 16.548275][ T276] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 16.548559][ T276] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.548835][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.549130][ T276] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.549413][ T276] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.549701][ T276] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.550004][ T276] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.550291][ T276] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.550565][ T276] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.550941][ T276] ___sys_sendmsg (net/socket.c:2670) 
[ 16.551218][ T276] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.551492][ T276] ? __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) 
[ 16.551838][ T276] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.552133][ T276] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.552411][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.552695][ T276] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.552994][ T276] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 16.553272][ T276] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.553555][ T276] __sys_sendmsg (net/socket.c:2700) 
[ 16.553831][ T276] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.554192][ T276] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.554485][ T276] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.554768][ T276] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.555068][ T276] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.555410][  T276] RIP: 0033:0x7f811abb81e7
[ 16.555700][ T276] 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)
[   16.556701][  T276] RSP: 002b:00007ffcdeac0f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.557136][  T276] RAX: ffffffffffffffda RBX: 00007ffcdeac1650 RCX: 00007f811abb81e7
[   16.557554][  T276] RDX: 0000000000000000 RSI: 00007ffcdeac0f90 RDI: 0000000000000005
[   16.557985][  T276] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   16.558399][  T276] R10: 00007f811aab5ee8 R11: 0000000000000246 R12: 0000000000000006
[   16.558820][  T276] R13: 00000000686e4b2e R14: 0000000000499600 R15: 0000000000000000
| [   18.430920][  T290] ------------[ cut here ]------------
| [ 18.431393][ T290] WARNING: CPU: 2 PID: 290 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) 
| [   18.432076][  T290] Modules linked in:
| [   18.432958][  T290] Tainted: [W]=WARN
[   18.433203][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.433590][ T290] 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) 
[ 18.433928][ T290] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   18.435007][  T290] RSP: 0018:ffffc90000d47140 EFLAGS: 00010246
[   18.435403][  T290] RAX: 0000000000000000 RBX: ffff8880084a9000 RCX: 0000000000000001
[   18.435870][  T290] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   18.436333][  T290] RBP: ffffc90000d47228 R08: 0000000000000001 R09: fffff520001a8dde
[   18.436780][  T290] R10: ffffc90000d46ef7 R11: ffff88806cf39118 R12: 1ffff920001a8e2c
[   18.437246][  T290] R13: 000000000000ffff R14: ffffc90000d47880 R15: ffff88800cdfdc68
[   18.437693][  T290] FS:  00007f47fc1b0800(0000) GS:ffff8880b7e99000(0000) knlGS:0000000000000000
[   18.438230][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.438613][  T290] CR2: 00007fc14d62d938 CR3: 000000000ad1c006 CR4: 0000000000772ef0
[   18.439085][  T290] PKRU: 55555554
[   18.439318][  T290] Call Trace:
[   18.439548][  T290]  <TASK>
[ 18.439719][ T290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.440046][ T290] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 18.440347][ T290] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.440656][ T290] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 18.440975][ T290] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 18.441284][ T290] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 18.441589][ T290] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 18.441911][ T290] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 18.442309][ T290] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 18.442623][ T290] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 18.443169][ T290] ? __kernel_text_address (kernel/extable.c:79) 
[ 18.443643][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.443962][ T290] ? __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) 
[ 18.444266][ T290] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 18.444651][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.444970][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.445281][ T290] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 18.445592][ T290] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 18.445927][ T290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.446229][ T290] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 18.446527][ T290] ? __create_object (mm/kmemleak.c:771) 
[ 18.446831][ T290] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 18.447142][ T290] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 18.447446][ T290] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.447814][ T290] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 18.448139][ T290] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 18.448445][ T290] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.448744][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.449061][ T290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.449368][ T290] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 18.449670][ T290] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.449987][ T290] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.450288][ T290] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 18.450601][ T290] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.450915][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.451225][ T290] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 18.451529][ T290] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.451833][ T290] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 18.452156][ T290] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 18.452453][ T290] ? 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) 
[ 18.452768][ T290] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 18.453082][ T290] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 18.453383][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.453686][ T290] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 18.454001][ T290] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 18.454302][ T290] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 18.454609][ T290] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 18.454922][ T290] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 18.455229][ T290] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 18.455682][ T290] ___sys_sendmsg (net/socket.c:2670) 
[ 18.456011][ T290] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.456329][ T290] ? __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) 
[ 18.456726][ T290] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 18.457059][ T290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.457389][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.457711][ T290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.458039][ T290] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 18.458360][ T290] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.458689][ T290] __sys_sendmsg (net/socket.c:2700) 
[ 18.459054][ T290] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 18.459459][ T290] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 18.459804][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.460150][ T290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 18.460476][ T290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   18.460884][  T290] RIP: 0033:0x7f47fc37d1e7
[ 18.461219][ T290] 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)
[   18.462335][  T290] RSP: 002b:00007fff49abfac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.462815][  T290] RAX: ffffffffffffffda RBX: 00007fff49ac01f0 RCX: 00007f47fc37d1e7
[   18.463294][  T290] RDX: 0000000000000000 RSI: 00007fff49abfb30 RDI: 0000000000000005
[   18.463763][  T290] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   18.464251][  T290] R10: 00007f47fc27aee8 R11: 0000000000000246 R12: 0000000000000006
[   18.464723][  T290] R13: 00000000686e4b30 R14: 0000000000499600 R15: 0000000000000000
| [   19.096913][  T294] ------------[ cut here ]------------
| [ 19.097304][ T294] WARNING: CPU: 1 PID: 294 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) 
| [   19.097936][  T294] Modules linked in:
| [   19.098728][  T294] Tainted: [W]=WARN
[   19.098956][  T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.099312][ T294] 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) 
[ 19.099609][ T294] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   19.100780][  T294] RSP: 0018:ffffc90000d77140 EFLAGS: 00010246
[   19.101147][  T294] RAX: 0000000000000000 RBX: ffff88800b441000 RCX: 0000000000000001
[   19.101568][  T294] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   19.102002][  T294] RBP: ffffc90000d77228 R08: 0000000000000001 R09: fffff520001aedde
[   19.102426][  T294] R10: ffffc90000d76ef7 R11: ffff88806ceb92c0 R12: 1ffff920001aee2c
[   19.102870][  T294] R13: 000000000000ffff R14: ffffc90000d77880 R15: ffff88800279ea68
[   19.103294][  T294] FS:  00007feb8b296800(0000) GS:ffff8880b7e19000(0000) knlGS:0000000000000000
[   19.103783][  T294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.104157][  T294] CR2: 00000000004e7390 CR3: 000000000c269002 CR4: 0000000000772ef0
[   19.104581][  T294] PKRU: 55555554
[   19.104792][  T294] Call Trace:
[   19.105010][  T294]  <TASK>
[ 19.105155][ T294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.105445][ T294] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 19.105724][ T294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.106015][ T294] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 19.106302][ T294] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 19.106593][ T294] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 19.106891][ T294] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 19.107176][ T294] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 19.107536][ T294] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 19.107821][ T294] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 19.108116][ T294] ? __kernel_text_address (kernel/extable.c:79) 
[ 19.108399][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.108689][ T294] ? __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) 
[ 19.108994][ T294] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 19.109344][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.109626][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.109921][ T294] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 19.110205][ T294] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 19.110488][ T294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.110768][ T294] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 19.111058][ T294] ? __create_object (mm/kmemleak.c:771) 
[ 19.111353][ T294] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 19.111642][ T294] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 19.111942][ T294] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 19.112327][ T294] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 19.112614][ T294] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 19.112921][ T294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.113201][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.113487][ T294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.113766][ T294] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 19.114182][ T294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.114466][ T294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.114745][ T294] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 19.115043][ T294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.115335][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.115624][ T294] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 19.115918][ T294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.116200][ T294] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 19.116491][ T294] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 19.116770][ T294] ? 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) 
[ 19.117069][ T294] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 19.117354][ T294] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 19.117631][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.117928][ T294] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 19.118211][ T294] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 19.118494][ T294] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 19.118783][ T294] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 19.119082][ T294] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 19.119366][ T294] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 19.119739][ T294] ___sys_sendmsg (net/socket.c:2670) 
[ 19.120034][ T294] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 19.120314][ T294] ? __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) 
[ 19.120663][ T294] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 19.121020][ T294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.121323][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.121633][ T294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.121942][ T294] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 19.122240][ T294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.122546][ T294] __sys_sendmsg (net/socket.c:2700) 
[ 19.122842][ T294] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 19.123232][ T294] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 19.123544][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.123874][ T294] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 19.124179][ T294] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   19.124550][  T294] RIP: 0033:0x7feb8b4631e7
[ 19.124873][ T294] 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)
[   19.125947][  T294] RSP: 002b:00007ffe642e8598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   19.126402][  T294] RAX: ffffffffffffffda RBX: 00007ffe642e8cc0 RCX: 00007feb8b4631e7
[   19.126865][  T294] RDX: 0000000000000000 RSI: 00007ffe642e8600 RDI: 0000000000000005
[   19.127314][  T294] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   19.127758][  T294] R10: 00007feb8b360ee8 R11: 0000000000000246 R12: 0000000000000006
[   19.128222][  T294] R13: 00000000686e4b31 R14: 0000000000499600 R15: 0000000000000000
| [   20.973820][  T308] ------------[ cut here ]------------
| [ 20.974452][ T308] WARNING: CPU: 2 PID: 308 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) 
| [   20.975227][  T308] Modules linked in:
| [   20.976404][  T308] Tainted: [W]=WARN
[   20.976769][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.977182][ T308] 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) 
[ 20.977527][ T308] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   20.978635][  T308] RSP: 0018:ffffc90000bd7140 EFLAGS: 00010246
[   20.979040][  T308] RAX: 0000000000000000 RBX: ffff888005764000 RCX: 0000000000000001
[   20.979510][  T308] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   20.979997][  T308] RBP: ffffc90000bd7228 R08: 0000000000000001 R09: fffff5200017adde
[   20.980472][  T308] R10: ffffc90000bd6ef7 R11: ffff88806cf39118 R12: 1ffff9200017ae2c
[   20.980948][  T308] R13: 000000000000ffff R14: ffffc90000bd7880 R15: ffff88800c15ede8
[   20.981426][  T308] FS:  00007fb116844800(0000) GS:ffff8880b7e99000(0000) knlGS:0000000000000000
[   20.981961][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.982339][  T308] CR2: 00005597ee31b530 CR3: 000000000c5f8001 CR4: 0000000000772ef0
[   20.982792][  T308] PKRU: 55555554
[   20.983039][  T308] Call Trace:
[   20.983273][  T308]  <TASK>
[ 20.983439][ T308] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.983764][ T308] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.984086][ T308] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.984399][ T308] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 20.984711][ T308] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 20.985048][ T308] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.985379][ T308] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 20.985701][ T308] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.986100][ T308] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.986424][ T308] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.986734][ T308] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.987058][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.987372][ T308] ? __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) 
[ 20.987684][ T308] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.988090][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.988407][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.988728][ T308] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.989049][ T308] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.989391][ T308] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.989712][ T308] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.990033][ T308] ? __create_object (mm/kmemleak.c:771) 
[ 20.990357][ T308] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.990686][ T308] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.991023][ T308] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.991415][ T308] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.991724][ T308] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.992044][ T308] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.992354][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.992664][ T308] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.992987][ T308] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.993312][ T308] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.993641][ T308] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.993979][ T308] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.994298][ T308] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.994628][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.994947][ T308] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.995273][ T308] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.995584][ T308] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.995948][ T308] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.996285][ T308] ? 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) 
[ 20.996590][ T308] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 20.996915][ T308] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.997232][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.997563][ T308] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.997888][ T308] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.998200][ T308] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.998508][ T308] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.998813][ T308] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.999133][ T308] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.999527][ T308] ___sys_sendmsg (net/socket.c:2670) 
[ 20.999864][ T308] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.000184][ T308] ? __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) 
[ 21.000567][ T308] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.000885][ T308] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.001194][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.001501][ T308] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.001804][ T308] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.002117][ T308] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.002425][ T308] __sys_sendmsg (net/socket.c:2700) 
[ 21.002726][ T308] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.003113][ T308] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.003430][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.003736][ T308] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.004051][ T308] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.004424][  T308] RIP: 0033:0x7fb116a111e7
[ 21.004742][ T308] 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)
[   21.005805][  T308] RSP: 002b:00007fff91e0cf68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.006284][  T308] RAX: ffffffffffffffda RBX: 00007fff91e0d690 RCX: 00007fb116a111e7
[   21.006731][  T308] RDX: 0000000000000000 RSI: 00007fff91e0cfd0 RDI: 0000000000000005
[   21.007194][  T308] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   21.007640][  T308] R10: 00007fb11690eee8 R11: 0000000000000246 R12: 0000000000000006
[   21.008097][  T308] R13: 00000000686e4b33 R14: 0000000000499600 R15: 0000000000000000
| [   21.636158][  T312] ------------[ cut here ]------------
| [ 21.636581][ T312] WARNING: CPU: 0 PID: 312 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) 
| [   21.637190][  T312] Modules linked in:
| [   21.638006][  T312] Tainted: [W]=WARN
[   21.638224][  T312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.638584][ T312] 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) 
[ 21.638953][ T312] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   21.639985][  T312] RSP: 0018:ffffc90000e17140 EFLAGS: 00010246
[   21.640341][  T312] RAX: 0000000000000000 RBX: ffff888005761000 RCX: 0000000000000001
[   21.640763][  T312] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   21.641195][  T312] RBP: ffffc90000e17228 R08: 0000000000000001 R09: fffff520001c2dde
[   21.641614][  T312] R10: ffffc90000e16ef7 R11: ffff88806ce39118 R12: 1ffff920001c2e2c
[   21.642048][  T312] R13: 000000000000ffff R14: ffffc90000e17880 R15: ffff88800b6c51e8
[   21.642473][  T312] FS:  00007ff45acc0800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   21.642974][  T312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.643333][  T312] CR2: 00000000004e73a0 CR3: 00000000060a1005 CR4: 0000000000772ef0
[   21.643763][  T312] PKRU: 55555554
[   21.643984][  T312] Call Trace:
[   21.644195][  T312]  <TASK>
[ 21.644342][ T312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.644631][ T312] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.644921][ T312] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.645210][ T312] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 21.645497][ T312] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 21.645784][ T312] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 21.646083][ T312] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 21.646369][ T312] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.646721][ T312] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.647018][ T312] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.647297][ T312] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.647583][ T312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.647879][ T312] ? __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) 
[ 21.648163][ T312] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.648516][ T312] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.648800][ T312] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.649089][ T312] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.649371][ T312] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.649673][ T312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.649973][ T312] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.650249][ T312] ? __create_object (mm/kmemleak.c:771) 
[ 21.650529][ T312] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.650808][ T312] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.651102][ T312] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.651449][ T312] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.651735][ T312] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.652029][ T312] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.652305][ T312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.652586][ T312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.652874][ T312] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.653152][ T312] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.653430][ T312] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.653705][ T312] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.654001][ T312] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.654283][ T312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.654563][ T312] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.654840][ T312] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.655132][ T312] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.655420][ T312] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.655694][ T312] ? 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) 
[ 21.655995][ T312] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.656274][ T312] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.656548][ T312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.656828][ T312] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.657133][ T312] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.657410][ T312] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.657695][ T312] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.657990][ T312] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.658267][ T312] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.658620][ T312] ___sys_sendmsg (net/socket.c:2670) 
[ 21.658908][ T312] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.659185][ T312] ? __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) 
[ 21.659528][ T312] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.659815][ T312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.660112][ T312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.660398][ T312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.660674][ T312] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.660964][ T312] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.661249][ T312] __sys_sendmsg (net/socket.c:2700) 
[ 21.661524][ T312] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.661878][ T312] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.662170][ T312] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.662449][ T312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.662728][ T312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.663082][  T312] RIP: 0033:0x7ff45ae8d1e7
[ 21.663368][ T312] 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)
[   21.664381][  T312] RSP: 002b:00007ffd3318a9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.664800][  T312] RAX: ffffffffffffffda RBX: 00007ffd3318b120 RCX: 00007ff45ae8d1e7
[   21.665227][  T312] RDX: 0000000000000000 RSI: 00007ffd3318aa60 RDI: 0000000000000005
[   21.665643][  T312] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   21.666086][  T312] R10: 00007ff45ad8aee8 R11: 0000000000000246 R12: 0000000000000006
[   21.666504][  T312] R13: 00000000686e4b33 R14: 0000000000499600 R15: 0000000000000000
| [   23.457870][  T325] ------------[ cut here ]------------
| [ 23.458260][ T325] WARNING: CPU: 3 PID: 325 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) 
| [   23.458806][  T325] Modules linked in:
| [   23.459962][  T325] Tainted: [W]=WARN
[   23.460171][  T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.460514][ T325] 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) 
[ 23.460796][ T325] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   23.461801][  T325] RSP: 0018:ffffc90000e87140 EFLAGS: 00010246
[   23.462162][  T325] RAX: 0000000000000000 RBX: ffff88800df29000 RCX: 0000000000000001
[   23.462577][  T325] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   23.463003][  T325] RBP: ffffc90000e87228 R08: 0000000000000001 R09: fffff520001d0dde
[   23.463430][  T325] R10: ffffc90000e86ef7 R11: ffff88806cfb9118 R12: 1ffff920001d0e2c
[   23.463861][  T325] R13: 000000000000ffff R14: ffffc90000e87880 R15: ffff88800a86d1e8
[   23.464279][  T325] FS:  00007fc961c92800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   23.464767][  T325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.465131][  T325] CR2: 00007fc14d62d938 CR3: 000000000cc83004 CR4: 0000000000772ef0
[   23.465550][  T325] PKRU: 55555554
[   23.465760][  T325] Call Trace:
[   23.465976][  T325]  <TASK>
[ 23.466116][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.466402][ T325] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.466677][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.466969][ T325] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.467254][ T325] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.467538][ T325] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.467822][ T325] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.468118][ T325] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.468472][ T325] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.468747][ T325] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.469031][ T325] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.469311][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.469592][ T325] ? __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) 
[ 23.469892][ T325] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.470243][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.470524][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.470809][ T325] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.471097][ T325] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.471379][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.471655][ T325] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.471937][ T325] ? __create_object (mm/kmemleak.c:771) 
[ 23.472215][ T325] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.472493][ T325] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.472769][ T325] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.473135][ T325] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.473419][ T325] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.473701][ T325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.473986][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.474273][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.474550][ T325] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.474826][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.475120][ T325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.475399][ T325] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.475679][ T325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.475970][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.476256][ T325] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.476531][ T325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.476808][ T325] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.477104][ T325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.477384][ T325] ? 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) 
[ 23.477659][ T325] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.477946][ T325] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.478222][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.478501][ T325] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.478779][ T325] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.479064][ T325] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.479351][ T325] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.479627][ T325] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.479918][ T325] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.480277][ T325] ___sys_sendmsg (net/socket.c:2670) 
[ 23.480552][ T325] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.480827][ T325] ? __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) 
[ 23.481182][ T325] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.481466][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.481991][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.482275][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.482555][ T325] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.482830][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.483319][ T325] __sys_sendmsg (net/socket.c:2700) 
[ 23.483595][ T325] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.483949][ T325] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.484240][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.484712][ T325] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.484998][ T325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.485339][  T325] RIP: 0033:0x7fc961e5f1e7
[ 23.485828][ T325] 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)
[   23.486824][  T325] RSP: 002b:00007fff875b5198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.487447][  T325] RAX: ffffffffffffffda RBX: 00007fff875b58c0 RCX: 00007fc961e5f1e7
[   23.487869][  T325] RDX: 0000000000000000 RSI: 00007fff875b5200 RDI: 0000000000000005
[   23.488490][  T325] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   23.488922][  T325] R10: 00007fc961d5cee8 R11: 0000000000000246 R12: 0000000000000006
[   23.489337][  T325] R13: 00000000686e4b35 R14: 0000000000499600 R15: 0000000000000000
| [   24.145693][  T329] ------------[ cut here ]------------
| [ 24.146064][ T329] WARNING: CPU: 3 PID: 329 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.146617][  T329] Modules linked in:
| [   24.147404][  T329] Tainted: [W]=WARN
[   24.147613][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.147967][ T329] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.148252][ T329] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   24.149404][  T329] RSP: 0018:ffffc90000ec7140 EFLAGS: 00010246
[   24.149776][  T329] RAX: 0000000000000000 RBX: ffff88800d931000 RCX: 0000000000000001
[   24.150204][  T329] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   24.150618][  T329] RBP: ffffc90000ec7228 R08: 0000000000000001 R09: fffff520001d8dde
[   24.151047][  T329] R10: ffffc90000ec6ef7 R11: ffff88806cfb9118 R12: 1ffff920001d8e2c
[   24.151471][  T329] R13: 000000000000ffff R14: ffffc90000ec7880 R15: ffff88800ede7168
[   24.151897][  T329] FS:  00007f9ca341b800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   24.152381][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.152736][  T329] CR2: 00000000004e73b0 CR3: 0000000009966002 CR4: 0000000000772ef0
[   24.153181][  T329] PKRU: 55555554
[   24.153389][  T329] Call Trace:
[   24.153596][  T329]  <TASK>
[ 24.153736][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.154031][ T329] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.154313][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.154592][ T329] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.154881][ T329] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 24.155159][ T329] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 24.155441][ T329] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 24.155723][ T329] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.156083][ T329] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.156369][ T329] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.156643][ T329] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.156939][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.157227][ T329] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.157506][ T329] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.157865][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.158145][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.158424][ T329] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.158697][ T329] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.158983][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.159257][ T329] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.159533][ T329] ? __create_object (mm/kmemleak.c:771) 
[ 24.159823][ T329] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.160109][ T329] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.160385][ T329] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.160725][ T329] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.161044][ T329] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.161329][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.161610][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.161906][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.162193][ T329] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.162467][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.162746][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.163031][ T329] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.163306][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.163586][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.163881][ T329] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.164160][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.164441][ T329] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.164727][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.165007][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.165285][ T329] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.165562][ T329] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.165841][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.166131][ T329] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.166411][ T329] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.166687][ T329] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.166976][ T329] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.167253][ T329] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.167525][ T329] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.167889][ T329] ___sys_sendmsg (net/socket.c:2670) 
[ 24.168170][ T329] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.168440][ T329] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.168787][ T329] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.169072][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.169349][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.169631][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.169955][ T329] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.170230][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.170512][ T329] __sys_sendmsg (net/socket.c:2700) 
[ 24.170782][ T329] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.171133][ T329] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.171421][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.171696][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.171983][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.172331][  T329] RIP: 0033:0x7f9ca35e81e7
[ 24.172614][ T329] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.173602][  T329] RSP: 002b:00007ffd64b17b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.174033][  T329] RAX: ffffffffffffffda RBX: 00007ffd64b18240 RCX: 00007f9ca35e81e7
[   24.174444][  T329] RDX: 0000000000000000 RSI: 00007ffd64b17b80 RDI: 0000000000000005
[   24.174863][  T329] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   24.175279][  T329] R10: 00007f9ca34e5ee8 R11: 0000000000000246 R12: 0000000000000006
[   24.175696][  T329] R13: 00000000686e4b36 R14: 0000000000499600 R15: 0000000000000000
| [   26.035229][  T343] ------------[ cut here ]------------
| [ 26.035543][ T343] WARNING: CPU: 0 PID: 343 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.036107][  T343] Modules linked in:
| [   26.036893][  T343] Tainted: [W]=WARN
[   26.037113][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.037463][ T343] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.037744][ T343] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.038878][  T343] RSP: 0018:ffffc90000f07140 EFLAGS: 00010246
[   26.039230][  T343] RAX: 0000000000000000 RBX: ffff888004e51000 RCX: 0000000000000001
[   26.039644][  T343] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   26.040075][  T343] RBP: ffffc90000f07228 R08: 0000000000000001 R09: fffff520001e0dde
[   26.040490][  T343] R10: ffffc90000f06ef7 R11: ffff88806ce39118 R12: 1ffff920001e0e2c
[   26.040929][  T343] R13: 000000000000ffff R14: ffffc90000f07880 R15: ffff88800919f168
[   26.041351][  T343] FS:  00007ff859902800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   26.041835][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.042201][  T343] CR2: 00000000004e6820 CR3: 000000000c89b001 CR4: 0000000000772ef0
[   26.042618][  T343] PKRU: 55555554
[   26.042823][  T343] Call Trace:
[   26.043041][  T343]  <TASK>
[ 26.043183][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.043466][ T343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.043742][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.044032][ T343] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.044311][ T343] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.044592][ T343] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.044889][ T343] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.045174][ T343] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.045522][ T343] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.045802][ T343] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.046086][ T343] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.046364][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.046641][ T343] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.046924][ T343] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.047270][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.047551][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.047827][ T343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.048110][ T343] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.048392][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.048668][ T343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.048965][ T343] ? __create_object (mm/kmemleak.c:771) 
[ 26.049250][ T343] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.049528][ T343] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.049823][ T343] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.050173][ T343] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.050457][ T343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.050738][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.051018][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.051301][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.051575][ T343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.051856][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.052139][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.052411][ T343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.052689][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.052987][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.053269][ T343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.053543][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.053823][ T343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.054120][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.054394][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.054669][ T343] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.054958][ T343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.055233][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.055513][ T343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.055794][ T343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.056086][ T343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.056367][ T343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.056644][ T343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.056949][ T343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.057313][ T343] ___sys_sendmsg (net/socket.c:2670) 
[ 26.057585][ T343] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.057868][ T343] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.058218][ T343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.058497][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.058774][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.059061][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.059336][ T343] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.059610][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.059909][ T343] __sys_sendmsg (net/socket.c:2700) 
[ 26.060182][ T343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.060531][ T343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.060818][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.061110][ T343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.061398][ T343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.061735][  T343] RIP: 0033:0x7ff859acf1e7
[ 26.062027][ T343] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.063019][  T343] RSP: 002b:00007ffc4a2a24b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.063435][  T343] RAX: ffffffffffffffda RBX: 00007ffc4a2a2be0 RCX: 00007ff859acf1e7
[   26.063851][  T343] RDX: 0000000000000000 RSI: 00007ffc4a2a2520 RDI: 0000000000000005
[   26.064269][  T343] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   26.064677][  T343] R10: 00007ff8599ccee8 R11: 0000000000000246 R12: 0000000000000006
[   26.065103][  T343] R13: 00000000686e4b38 R14: 0000000000499600 R15: 0000000000000000
| [   26.678758][  T347] ------------[ cut here ]------------
| [ 26.679087][ T347] WARNING: CPU: 0 PID: 347 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.679643][  T347] Modules linked in:
| [   26.680444][  T347] Tainted: [W]=WARN
[   26.680655][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.681012][ T347] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.681300][ T347] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.682325][  T347] RSP: 0018:ffffc90000f17140 EFLAGS: 00010246
[   26.682681][  T347] RAX: 0000000000000000 RBX: ffff88800af29000 RCX: 0000000000000001
[   26.683180][  T347] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   26.683601][  T347] RBP: ffffc90000f17228 R08: 0000000000000001 R09: fffff520001e2dde
[   26.684037][  T347] R10: ffffc90000f16ef7 R11: ffff88806ce39118 R12: 1ffff920001e2e2c
[   26.684456][  T347] R13: 000000000000ffff R14: ffffc90000f17880 R15: ffff88800cf40068
[   26.684879][  T347] FS:  00007f8aa31ed800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   26.685374][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.685726][  T347] CR2: 00000000004e73c0 CR3: 000000000cec6001 CR4: 0000000000772ef0
[   26.686168][  T347] PKRU: 55555554
[   26.686378][  T347] Call Trace:
[   26.686585][  T347]  <TASK>
[ 26.686724][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.687015][ T347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.687292][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.687572][ T347] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.687862][ T347] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.688145][ T347] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.688431][ T347] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.688721][ T347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.689091][ T347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.689379][ T347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.689669][ T347] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.689981][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.690264][ T347] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.690546][ T347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.690900][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.691185][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.691471][ T347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.691756][ T347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.692052][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.692331][ T347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.692607][ T347] ? __create_object (mm/kmemleak.c:771) 
[ 26.692898][ T347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.693187][ T347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.693468][ T347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.693807][ T347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.694105][ T347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.694395][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.694674][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.694966][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.695244][ T347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.695521][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.695801][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.696084][ T347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.696365][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.696649][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.696954][ T347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.697240][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.697526][ T347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.697815][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.698112][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.698397][ T347] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.698676][ T347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.698964][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.699250][ T347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.699539][ T347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.699826][ T347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.700120][ T347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.700403][ T347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.700681][ T347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.701047][ T347] ___sys_sendmsg (net/socket.c:2670) 
[ 26.701326][ T347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.701611][ T347] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.701977][ T347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.702262][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.702546][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.702831][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.703122][ T347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.703401][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.703689][ T347] __sys_sendmsg (net/socket.c:2700) 
[ 26.703982][ T347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.704325][ T347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.704619][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.704913][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.705253][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.705623][  T347] RIP: 0033:0x7f8aa33ba1e7
[ 26.705939][ T347] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.706957][  T347] RSP: 002b:00007ffcec37d4f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.707374][  T347] RAX: ffffffffffffffda RBX: 00007ffcec37dc20 RCX: 00007f8aa33ba1e7
[   26.707803][  T347] RDX: 0000000000000000 RSI: 00007ffcec37d560 RDI: 0000000000000005
[   26.708240][  T347] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   26.708657][  T347] R10: 00007f8aa32b7ee8 R11: 0000000000000246 R12: 0000000000000006
[   26.709087][  T347] R13: 00000000686e4b39 R14: 0000000000499600 R15: 0000000000000000
| [   45.618648][  T362] ------------[ cut here ]------------
| [ 45.620330][ T362] WARNING: CPU: 2 PID: 362 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) 
| [   45.620952][  T362] Modules linked in:
| [   45.621799][  T362] Tainted: [W]=WARN
[   45.622052][  T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.622434][ T362] 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) 
[ 45.622751][ T362] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   45.623836][  T362] RSP: 0018:ffffc90000f87140 EFLAGS: 00010246
[   45.624232][  T362] RAX: 0000000000000000 RBX: ffff888004cc4000 RCX: 0000000000000001
[   45.624685][  T362] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   45.625152][  T362] RBP: ffffc90000f87228 R08: 0000000000000001 R09: fffff520001f0dde
[   45.625608][  T362] R10: ffffc90000f86ef7 R11: ffff88806cf39118 R12: 1ffff920001f0e2c
[   45.626078][  T362] R13: 000000000000ffff R14: ffffc90000f87880 R15: ffff88800de60768
[   45.626534][  T362] FS:  00007ff173f9d800(0000) GS:ffff8880b7e99000(0000) knlGS:0000000000000000
[   45.627080][  T362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.627471][  T362] CR2: 00005597ee2fb070 CR3: 000000000aabf005 CR4: 0000000000772ef0
[   45.627940][  T362] PKRU: 55555554
[   45.628180][  T362] Call Trace:
[   45.628415][  T362]  <TASK>
[ 45.628578][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.628899][ T362] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 45.629208][ T362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.629523][ T362] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 45.629855][ T362] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 45.630165][ T362] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 45.630480][ T362] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 45.630798][ T362] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 45.631199][ T362] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 45.631518][ T362] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 45.631823][ T362] ? __kernel_text_address (kernel/extable.c:79) 
[ 45.632156][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.632466][ T362] ? __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) 
[ 45.632774][ T362] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 45.633162][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.633473][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.633778][ T362] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 45.634098][ T362] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 45.634416][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.634727][ T362] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 45.635041][ T362] ? __create_object (mm/kmemleak.c:771) 
[ 45.635352][ T362] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 45.635661][ T362] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 45.635985][ T362] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 45.636365][ T362] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 45.636681][ T362] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 45.637010][ T362] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.637320][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.637632][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.637950][ T362] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 45.638253][ T362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.638558][ T362] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.638872][ T362] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 45.639182][ T362] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.639496][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.639819][ T362] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 45.640135][ T362] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.640442][ T362] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 45.640758][ T362] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 45.641071][ T362] ? 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) 
[ 45.641380][ T362] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 45.641690][ T362] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 45.642004][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.642314][ T362] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 45.642629][ T362] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 45.642944][ T362] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 45.643262][ T362] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 45.643571][ T362] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 45.643890][ T362] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 45.644277][ T362] ___sys_sendmsg (net/socket.c:2670) 
[ 45.644584][ T362] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 45.644896][ T362] ? __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) 
[ 45.645277][ T362] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 45.645585][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.645911][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.646228][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.646536][ T362] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 45.646853][ T362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.647174][ T362] __sys_sendmsg (net/socket.c:2700) 
[ 45.647480][ T362] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 45.647866][ T362] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 45.648191][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.648505][ T362] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 45.648813][ T362] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.649201][  T362] RIP: 0033:0x7ff17416a1e7
[ 45.649517][ T362] 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)
[   45.650596][  T362] RSP: 002b:00007ffcb12f5f68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   45.651064][  T362] RAX: ffffffffffffffda RBX: 00007ffcb12f6690 RCX: 00007ff17416a1e7
[   45.651516][  T362] RDX: 0000000000000000 RSI: 00007ffcb12f5fd0 RDI: 0000000000000005
[   45.651984][  T362] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   45.652436][  T362] R10: 00007ff174067ee8 R11: 0000000000000246 R12: 0000000000000006
[   45.652902][  T362] R13: 00000000686e4b4b R14: 0000000000499600 R15: 0000000000000000
| [   46.301299][  T373] ------------[ cut here ]------------
| [ 46.301668][ T373] WARNING: CPU: 0 PID: 373 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) 
| [   46.302396][  T373] Modules linked in:
| [   46.303239][  T373] Tainted: [W]=WARN
[   46.303462][  T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.303826][ T373] 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) 
[ 46.304151][ T373] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   46.305740][  T373] RSP: 0018:ffffc90001037140 EFLAGS: 00010246
[   46.306253][  T373] RAX: 0000000000000000 RBX: ffff88800a9c4000 RCX: 0000000000000001
[   46.306691][  T373] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   46.307157][  T373] RBP: ffffc90001037228 R08: 0000000000000001 R09: fffff52000206dde
[   46.307598][  T373] R10: ffffc90001036ef7 R11: ffff88806ce39118 R12: 1ffff92000206e2c
[   46.308059][  T373] R13: 000000000000ffff R14: ffffc90001037880 R15: ffff88800a86d8e8
[   46.308498][  T373] FS:  00007fb3ae7d8800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   46.309058][  T373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.309439][  T373] CR2: 00000000004e73d0 CR3: 000000000a7e9004 CR4: 0000000000772ef0
[   46.309921][  T373] PKRU: 55555554
[   46.310147][  T373] Call Trace:
[   46.310366][  T373]  <TASK>
[ 46.310518][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.310819][ T373] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 46.311136][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.311432][ T373] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 46.311723][ T373] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 46.312034][ T373] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 46.312335][ T373] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 46.312635][ T373] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 46.313044][ T373] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.313361][ T373] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 46.313654][ T373] ? __kernel_text_address (kernel/extable.c:79) 
[ 46.313969][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.314270][ T373] ? __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) 
[ 46.314566][ T373] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 46.314956][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.315250][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.315547][ T373] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 46.315873][ T373] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 46.316184][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.316480][ T373] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 46.316769][ T373] ? __create_object (mm/kmemleak.c:771) 
[ 46.317085][ T373] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 46.317387][ T373] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 46.317682][ T373] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 46.318070][ T373] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 46.318372][ T373] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 46.318671][ T373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.318982][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.319285][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.319581][ T373] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 46.319902][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.320200][ T373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.320494][ T373] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 46.320790][ T373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.321131][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.321431][ T373] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 46.321725][ T373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.322036][ T373] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 46.322339][ T373] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 46.322632][ T373] ? 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) 
[ 46.322947][ T373] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 46.323242][ T373] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 46.323530][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.323830][ T373] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 46.324146][ T373] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 46.324445][ T373] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 46.324754][ T373] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 46.325075][ T373] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 46.325367][ T373] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 46.325745][ T373] ___sys_sendmsg (net/socket.c:2670) 
[ 46.326070][ T373] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 46.326368][ T373] ? __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) 
[ 46.326732][ T373] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 46.327048][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.327344][ T373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.327643][ T373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.327959][ T373] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 46.328250][ T373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.328550][ T373] __sys_sendmsg (net/socket.c:2700) 
[ 46.328839][ T373] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 46.329227][ T373] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 46.329533][ T373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.329834][ T373] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 46.330153][ T373] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   46.330511][  T373] RIP: 0033:0x7fb3ae9a51e7
[ 46.330811][ T373] 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)
[   46.331894][  T373] RSP: 002b:00007fffbb5ce538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.332338][  T373] RAX: ffffffffffffffda RBX: 00007fffbb5cec60 RCX: 00007fb3ae9a51e7
[   46.332776][  T373] RDX: 0000000000000000 RSI: 00007fffbb5ce5a0 RDI: 0000000000000005
[   46.333234][  T373] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   46.333679][  T373] R10: 00007fb3ae8a2ee8 R11: 0000000000000246 R12: 0000000000000006
[   46.334133][  T373] R13: 00000000686e4b4c R14: 0000000000499600 R15: 0000000000000000
| [   48.228768][  T386] ------------[ cut here ]------------
| [ 48.229297][ T386] WARNING: CPU: 1 PID: 386 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) 
| [   48.230047][  T386] Modules linked in:
| [   48.230820][  T386] Tainted: [W]=WARN
[   48.231122][  T386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.231476][ T386] 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) 
[ 48.231769][ T386] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   48.232855][  T386] RSP: 0000:ffffc90000f27140 EFLAGS: 00010246
[   48.233228][  T386] RAX: 0000000000000000 RBX: ffff888006041000 RCX: 0000000000000001
[   48.233668][  T386] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   48.234110][  T386] RBP: ffffc90000f27228 R08: 0000000000000001 R09: fffff520001e4dde
[   48.234556][  T386] R10: ffffc90000f26ef7 R11: ffff88806ceb9118 R12: 1ffff920001e4e2c
[   48.234997][  T386] R13: 000000000000ffff R14: ffffc90000f27880 R15: ffff88800cdef168
[   48.235448][  T386] FS:  00007ff0cd672800(0000) GS:ffff8880b7e19000(0000) knlGS:0000000000000000
[   48.235965][  T386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.236330][  T386] CR2: 00007fc14d15ae40 CR3: 000000000c227006 CR4: 0000000000772ef0
[   48.236770][  T386] PKRU: 55555554
[   48.236995][  T386] Call Trace:
[   48.237215][  T386]  <TASK>
[ 48.237364][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.237666][ T386] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.237962][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.238257][ T386] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 48.238548][ T386] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 48.238838][ T386] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 48.239146][ T386] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 48.239447][ T386] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.239825][ T386] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.240122][ T386] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.240412][ T386] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.240706][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.241007][ T386] ? __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) 
[ 48.241303][ T386] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.241673][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.241973][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.242264][ T386] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.242556][ T386] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.242861][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.243152][ T386] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.243443][ T386] ? __create_object (mm/kmemleak.c:771) 
[ 48.243734][ T386] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.244038][ T386] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.244332][ T386] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.244693][ T386] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.245001][ T386] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.245297][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.245587][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.245889][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.246181][ T386] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.246477][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.246774][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.247073][ T386] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.247368][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.247664][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.247968][ T386] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.248285][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.248584][ T386] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.248892][ T386] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.249182][ T386] ? 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) 
[ 48.249475][ T386] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 48.249786][ T386] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.250085][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.250387][ T386] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.250692][ T386] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.250998][ T386] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.251322][ T386] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.251616][ T386] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.251915][ T386] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.252295][ T386] ___sys_sendmsg (net/socket.c:2670) 
[ 48.252585][ T386] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.252887][ T386] ? __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) 
[ 48.253250][ T386] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.253545][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.253838][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.254145][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.254440][ T386] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.254732][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.255048][ T386] __sys_sendmsg (net/socket.c:2700) 
[ 48.255340][ T386] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.255704][ T386] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.256016][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.256308][ T386] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.256598][ T386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.256969][  T386] RIP: 0033:0x7ff0cd83f1e7
[ 48.257272][ T386] 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)
[   48.258330][  T386] RSP: 002b:00007ffefaef2a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.258769][  T386] RAX: ffffffffffffffda RBX: 00007ffefaef3190 RCX: 00007ff0cd83f1e7
[   48.259225][  T386] RDX: 0000000000000000 RSI: 00007ffefaef2ad0 RDI: 0000000000000005
[   48.259663][  T386] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   48.260116][  T386] R10: 00007ff0cd73cee8 R11: 0000000000000246 R12: 0000000000000006
[   48.260550][  T386] R13: 00000000686e4b4e R14: 0000000000499600 R15: 0000000000000000
| [   48.926562][  T390] ------------[ cut here ]------------
| [ 48.926931][ T390] WARNING: CPU: 3 PID: 390 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) 
| [   48.927517][  T390] Modules linked in:
| [   48.928358][  T390] Tainted: [W]=WARN
[   48.928583][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.928962][ T390] 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) 
[ 48.929266][ T390] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   48.930355][  T390] RSP: 0018:ffffc900010d7140 EFLAGS: 00010246
[   48.930731][  T390] RAX: 0000000000000000 RBX: ffff888007a7c000 RCX: 0000000000000001
[   48.931469][  T390] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   48.931930][  T390] RBP: ffffc900010d7228 R08: 0000000000000001 R09: fffff5200021adde
[   48.932379][  T390] R10: ffffc900010d6ef7 R11: ffff88806cfb9118 R12: 1ffff9200021ae2c
[   48.932819][  T390] R13: 000000000000ffff R14: ffffc900010d7880 R15: ffff88800d8dea68
[   48.933262][  T390] FS:  00007f9d5bc44800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   48.933776][  T390] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.934163][  T390] CR2: 00000000004e73e0 CR3: 000000000db00001 CR4: 0000000000772ef0
[   48.934605][  T390] PKRU: 55555554
[   48.934823][  T390] Call Trace:
[   48.935051][  T390]  <TASK>
[ 48.935201][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.935500][ T390] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.935792][ T390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.936095][ T390] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 48.936393][ T390] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 48.936684][ T390] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 48.937000][ T390] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 48.937305][ T390] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.937681][ T390] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.937994][ T390] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.938290][ T390] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.938589][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.938898][ T390] ? __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) 
[ 48.939194][ T390] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.939558][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.939870][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.940160][ T390] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.940452][ T390] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.940748][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.941047][ T390] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.941343][ T390] ? __create_object (mm/kmemleak.c:771) 
[ 48.941634][ T390] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.941945][ T390] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.942259][ T390] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.942632][ T390] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.942943][ T390] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.943257][ T390] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.943551][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.943859][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.944156][ T390] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.944449][ T390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.944741][ T390] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.945042][ T390] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.945334][ T390] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.945636][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.945949][ T390] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.946249][ T390] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.946541][ T390] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.946841][ T390] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.947142][ T390] ? 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) 
[ 48.947435][ T390] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 48.947735][ T390] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.948035][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.948332][ T390] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.948628][ T390] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.948928][ T390] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.949228][ T390] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.949522][ T390] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.949869][ T390] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.950229][ T390] ___sys_sendmsg (net/socket.c:2670) 
[ 48.950506][ T390] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.950779][ T390] ? __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) 
[ 48.951133][ T390] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.951416][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.951697][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.951997][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.952274][ T390] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.952551][ T390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.952834][ T390] __sys_sendmsg (net/socket.c:2700) 
[ 48.953117][ T390] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.953459][ T390] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.953750][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.954052][ T390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.954338][ T390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.954678][  T390] RIP: 0033:0x7f9d5be111e7
[ 48.954976][ T390] 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)
[   48.955971][  T390] RSP: 002b:00007ffcf1c464c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.956393][  T390] RAX: ffffffffffffffda RBX: 00007ffcf1c46bf0 RCX: 00007f9d5be111e7
[   48.956806][  T390] RDX: 0000000000000000 RSI: 00007ffcf1c46530 RDI: 0000000000000005
[   48.957282][  T390] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   48.957720][  T390] R10: 00007f9d5bd0eee8 R11: 0000000000000246 R12: 0000000000000006
[   48.958179][  T390] R13: 00000000686e4b4f R14: 0000000000499600 R15: 0000000000000000
| [   50.936134][  T403] ------------[ cut here ]------------
| [ 50.936483][ T403] WARNING: CPU: 3 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) 
| [   50.937053][  T403] Modules linked in:
| [   50.938082][  T403] Tainted: [W]=WARN
[   50.938292][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 50.938640][ 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) 
[ 50.939064][ T403] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   50.940113][  T403] RSP: 0018:ffffc90001157140 EFLAGS: 00010246
[   50.940465][  T403] RAX: 0000000000000000 RBX: ffff8880099e9000 RCX: 0000000000000001
[   50.940888][  T403] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   50.941310][  T403] RBP: ffffc90001157228 R08: 0000000000000001 R09: fffff5200022adde
[   50.941724][  T403] R10: ffffc90001156ef7 R11: ffff88806cfb92c0 R12: 1ffff9200022ae2c
[   50.942152][  T403] R13: 000000000000ffff R14: ffffc90001157880 R15: ffff88800cdeede8
[   50.942565][  T403] FS:  00007fd2032db800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   50.943060][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.943409][  T403] CR2: 00000000004e6820 CR3: 000000000ccf1002 CR4: 0000000000772ef0
[   50.943829][  T403] PKRU: 55555554
[   50.944052][  T403] Call Trace:
[   50.944260][  T403]  <TASK>
[ 50.944401][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 50.944683][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 50.944968][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 50.945250][ T403] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 50.945529][ T403] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 50.945805][ T403] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 50.946095][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 50.946378][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 50.946730][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 50.947016][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 50.947293][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 50.947573][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 50.947866][ 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) 
[ 50.948148][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 50.948494][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 50.948773][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 50.949057][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 50.949335][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 50.949619][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 50.949947][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 50.950224][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 50.950506][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 50.950783][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 50.951070][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 50.951423][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 50.951715][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 50.952008][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 50.952287][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 50.952570][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 50.952868][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 50.953145][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 50.953431][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 50.953705][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 50.954004][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 50.954293][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 50.954575][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 50.954863][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 50.955145][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 50.955432][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 50.955705][ 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) 
[ 50.955992][ T403] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 50.956272][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 50.956545][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 50.956831][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 50.957127][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 50.957406][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 50.957693][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 50.957981][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 50.958261][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 50.958616][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 50.958910][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 50.959186][ 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) 
[ 50.959529][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 50.959820][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 50.960112][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 50.960396][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 50.960672][ 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) 
[ 50.960966][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 50.961251][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 50.961523][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 50.961872][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 50.962161][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 50.962446][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 50.962722][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   50.963078][  T403] RIP: 0033:0x7fd2034a81e7
[ 50.963367][ 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)
[   50.964354][  T403] RSP: 002b:00007ffeecead368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   50.964769][  T403] RAX: ffffffffffffffda RBX: 00007ffeeceada90 RCX: 00007fd2034a81e7
[   50.965198][  T403] RDX: 0000000000000000 RSI: 00007ffeecead3d0 RDI: 0000000000000005
[   50.965610][  T403] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   50.966029][  T403] R10: 00007fd2033a5ee8 R11: 0000000000000246 R12: 0000000000000006
[   50.966440][  T403] R13: 00000000686e4b51 R14: 0000000000499600 R15: 0000000000000000
| [   51.588941][  T407] ------------[ cut here ]------------
| [ 51.589293][ T407] WARNING: CPU: 2 PID: 407 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) 
| [   51.589911][  T407] Modules linked in:
| [   51.590729][  T407] Tainted: [W]=WARN
[   51.590965][  T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 51.591359][ T407] 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) 
[ 51.591659][ T407] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   51.592777][  T407] RSP: 0018:ffffc90001187140 EFLAGS: 00010246
[   51.593167][  T407] RAX: 0000000000000000 RBX: ffff888009559000 RCX: 0000000000000001
[   51.593611][  T407] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   51.594064][  T407] RBP: ffffc90001187228 R08: 0000000000000001 R09: fffff52000230dde
[   51.594513][  T407] R10: ffffc90001186ef7 R11: ffff88806cf39118 R12: 1ffff92000230e2c
[   51.594979][  T407] R13: 000000000000ffff R14: ffffc90001187880 R15: ffff88800d8fb4e8
[   51.595444][  T407] FS:  00007f05b01e8800(0000) GS:ffff8880b7e99000(0000) knlGS:0000000000000000
[   51.596006][  T407] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.596466][  T407] CR2: 00000000004e73f0 CR3: 0000000009898001 CR4: 0000000000772ef0
[   51.596938][  T407] PKRU: 55555554
[   51.597174][  T407] Call Trace:
[   51.597421][  T407]  <TASK>
[ 51.597586][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.597913][ T407] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 51.598230][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.598554][ T407] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 51.598877][ T407] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 51.599184][ T407] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 51.599509][ T407] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 51.599838][ T407] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 51.600267][ T407] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 51.600608][ T407] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 51.601122][ T407] ? __kernel_text_address (kernel/extable.c:79) 
[ 51.601621][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.602136][ T407] ? __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) 
[ 51.602619][ T407] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 51.603257][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.603792][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.604353][ T407] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 51.604899][ T407] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 51.605431][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.605968][ T407] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 51.606488][ T407] ? __create_object (mm/kmemleak.c:771) 
[ 51.607036][ T407] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 51.607569][ T407] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 51.608121][ T407] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 51.608584][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 51.608914][ T407] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 51.609221][ T407] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 51.609548][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.609916][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.610235][ T407] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 51.610696][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.611030][ T407] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 51.611357][ T407] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 51.611670][ T407] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 51.612005][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.612334][ T407] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 51.612653][ T407] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 51.612972][ T407] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 51.613312][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 51.613619][ T407] ? 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) 
[ 51.613945][ T407] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 51.614271][ T407] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 51.614581][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.614903][ T407] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 51.615223][ T407] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 51.615574][ T407] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 51.616089][ T407] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 51.616592][ T407] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 51.617110][ T407] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 51.617755][ T407] ___sys_sendmsg (net/socket.c:2670) 
[ 51.618302][ T407] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 51.618825][ T407] ? __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) 
[ 51.619495][ T407] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 51.620062][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.620587][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.621136][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.621661][ T407] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 51.622201][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.622729][ T407] __sys_sendmsg (net/socket.c:2700) 
[ 51.623172][ T407] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 51.623601][ T407] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 51.624127][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.624445][ T407] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 51.624787][ T407] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   51.625384][  T407] RIP: 0033:0x7f05b03b51e7
[ 51.625691][ T407] 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)
[   51.626956][  T407] RSP: 002b:00007ffd4c532eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   51.627441][  T407] RAX: ffffffffffffffda RBX: 00007ffd4c5335e0 RCX: 00007f05b03b51e7
[   51.627908][  T407] RDX: 0000000000000000 RSI: 00007ffd4c532f20 RDI: 0000000000000005
[   51.628581][  T407] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   51.629266][  T407] R10: 00007f05b02b2ee8 R11: 0000000000000246 R12: 0000000000000006
[   51.630025][  T407] R13: 00000000686e4b51 R14: 0000000000499600 R15: 0000000000000000
| [   53.488683][  T420] ------------[ cut here ]------------
| [ 53.489015][ T420] WARNING: CPU: 3 PID: 420 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) 
| [   53.489567][  T420] Modules linked in:
| [   53.490384][  T420] Tainted: [W]=WARN
[   53.490594][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 53.490951][ T420] 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) 
[ 53.491240][ T420] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   53.492277][  T420] RSP: 0018:ffffc90000c17140 EFLAGS: 00010246
[   53.492633][  T420] RAX: 0000000000000000 RBX: ffff8880096b1000 RCX: 0000000000000001
[   53.493087][  T420] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   53.493505][  T420] RBP: ffffc90000c17228 R08: 0000000000000001 R09: fffff52000182dde
[   53.493958][  T420] R10: ffffc90000c16ef7 R11: ffff88806cfb92c0 R12: 1ffff92000182e2c
[   53.494389][  T420] R13: 000000000000ffff R14: ffffc90000c17880 R15: ffff888005b8dfe8
[   53.494809][  T420] FS:  00007f65ad139800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   53.495329][  T420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.495690][  T420] CR2: 00000000004e6820 CR3: 000000000fff2005 CR4: 0000000000772ef0
[   53.496140][  T420] PKRU: 55555554
[   53.496360][  T420] Call Trace:
[   53.496568][  T420]  <TASK>
[ 53.496709][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 53.497003][ T420] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 53.497280][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 53.497563][ T420] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 53.497862][ T420] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 53.498148][ T420] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 53.498444][ T420] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 53.498725][ T420] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 53.499084][ T420] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 53.499370][ T420] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 53.499643][ T420] ? __kernel_text_address (kernel/extable.c:79) 
[ 53.499955][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 53.500239][ T420] ? __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) 
[ 53.500519][ T420] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 53.500902][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 53.501192][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 53.501474][ T420] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 53.501779][ T420] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 53.502076][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 53.502376][ T420] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 53.502676][ T420] ? __create_object (mm/kmemleak.c:771) 
[ 53.502988][ T420] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 53.503274][ T420] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 53.503582][ T420] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 53.503940][ T420] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 53.504250][ T420] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 53.504531][ T420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 53.504812][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 53.505107][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 53.505385][ T420] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 53.505656][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 53.505941][ T420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 53.506216][ T420] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 53.506492][ T420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 53.506771][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 53.507092][ T420] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 53.507377][ T420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 53.507654][ T420] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 53.507951][ T420] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 53.508256][ T420] ? 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) 
[ 53.508531][ T420] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 53.508834][ T420] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 53.509130][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 53.509420][ T420] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 53.509729][ T420] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 53.510049][ T420] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 53.510334][ T420] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 53.510632][ T420] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 53.510927][ T420] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 53.511294][ T420] ___sys_sendmsg (net/socket.c:2670) 
[ 53.511605][ T420] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 53.511914][ T420] ? __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) 
[ 53.512263][ T420] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 53.512548][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 53.512830][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 53.513121][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 53.513413][ T420] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 53.513690][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 53.513983][ T420] __sys_sendmsg (net/socket.c:2700) 
[ 53.514265][ T420] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 53.514605][ T420] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 53.514901][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 53.515180][ T420] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 53.515474][ T420] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   53.515830][  T420] RIP: 0033:0x7f65ad3061e7
[ 53.516142][ T420] 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)
[   53.517190][  T420] RSP: 002b:00007ffca3e5be38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   53.517636][  T420] RAX: ffffffffffffffda RBX: 00007ffca3e5c560 RCX: 00007f65ad3061e7
[   53.518082][  T420] RDX: 0000000000000000 RSI: 00007ffca3e5bea0 RDI: 0000000000000005
[   53.518521][  T420] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   53.518970][  T420] R10: 00007f65ad203ee8 R11: 0000000000000246 R12: 0000000000000006
[   53.519414][  T420] R13: 00000000686e4b53 R14: 0000000000499600 R15: 0000000000000000
| [   54.158124][  T424] ------------[ cut here ]------------
| [ 54.158510][ T424] WARNING: CPU: 0 PID: 424 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) 
| [   54.159084][  T424] Modules linked in:
| [   54.159892][  T424] Tainted: [W]=WARN
[   54.160104][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 54.160456][ T424] 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) 
[ 54.160745][ T424] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   54.161751][  T424] RSP: 0018:ffffc900011b7140 EFLAGS: 00010246
[   54.162135][  T424] RAX: 0000000000000000 RBX: ffff88800c474000 RCX: 0000000000000001
[   54.162552][  T424] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   54.163109][  T424] RBP: ffffc900011b7228 R08: 0000000000000001 R09: fffff52000236dde
[   54.163526][  T424] R10: ffffc900011b6ef7 R11: ffff88806ce39118 R12: 1ffff92000236e2c
[   54.164060][  T424] R13: 000000000000ffff R14: ffffc900011b7880 R15: ffff88800b5ba6e8
[   54.164474][  T424] FS:  00007fd156f07800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   54.164971][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.165322][  T424] CR2: 00000000004e7400 CR3: 000000000c2b9002 CR4: 0000000000772ef0
[   54.165738][  T424] PKRU: 55555554
[   54.165965][  T424] Call Trace:
[   54.166172][  T424]  <TASK>
[ 54.166311][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.166591][ T424] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 54.166874][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 54.167150][ T424] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 54.167425][ T424] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 54.167703][ T424] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 54.168000][ T424] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 54.168286][ T424] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 54.168636][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 54.168928][ T424] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 54.169207][ T424] ? __kernel_text_address (kernel/extable.c:79) 
[ 54.169485][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.169771][ T424] ? __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) 
[ 54.170062][ T424] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 54.170402][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.170679][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.170970][ T424] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 54.171248][ T424] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 54.171526][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.171806][ T424] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 54.172098][ T424] ? __create_object (mm/kmemleak.c:771) 
[ 54.172381][ T424] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 54.172658][ T424] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 54.172947][ T424] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 54.173290][ T424] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 54.173578][ T424] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 54.173870][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 54.174145][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.174436][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.174714][ T424] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 54.174998][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 54.175280][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 54.175565][ T424] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 54.175857][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 54.176142][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.176420][ T424] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 54.176702][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 54.176990][ T424] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 54.177286][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 54.177559][ T424] ? 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) 
[ 54.177838][ T424] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 54.178133][ T424] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 54.178412][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.178699][ T424] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 54.178991][ T424] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 54.179268][ T424] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 54.179549][ T424] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 54.179837][ T424] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 54.180126][ T424] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 54.180488][ T424] ___sys_sendmsg (net/socket.c:2670) 
[ 54.180765][ T424] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 54.181049][ T424] ? __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) 
[ 54.181396][ T424] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 54.181682][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.181967][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.182252][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.182530][ T424] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 54.182805][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 54.183097][ T424] __sys_sendmsg (net/socket.c:2700) 
[ 54.183372][ T424] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 54.183729][ T424] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 54.184028][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.184312][ T424] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 54.184590][ T424] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   54.184941][  T424] RIP: 0033:0x7fd1570d41e7
[ 54.185226][ T424] 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)
[   54.186225][  T424] RSP: 002b:00007ffcdf1633e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   54.186638][  T424] RAX: ffffffffffffffda RBX: 00007ffcdf163b10 RCX: 00007fd1570d41e7
[   54.187058][  T424] RDX: 0000000000000000 RSI: 00007ffcdf163450 RDI: 0000000000000005
[   54.187478][  T424] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   54.187898][  T424] R10: 00007fd156fd1ee8 R11: 0000000000000246 R12: 0000000000000006
[   54.188311][  T424] R13: 00000000686e4b54 R14: 0000000000499600 R15: 0000000000000000
| [   56.150160][  T438] ------------[ cut here ]------------
| [ 56.150683][ T438] WARNING: CPU: 2 PID: 438 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   56.151887][  T438] Modules linked in:
| [   56.153222][  T438] Tainted: [W]=WARN
[   56.153574][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 56.154131][ T438] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 56.154607][ T438] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   56.156332][  T438] RSP: 0018:ffffc90000c17140 EFLAGS: 00010246
[   56.156977][  T438] RAX: 0000000000000000 RBX: ffff88800cd0c000 RCX: 0000000000000001
[   56.157704][  T438] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   56.158444][  T438] RBP: ffffc90000c17228 R08: 0000000000000001 R09: fffff52000182dde
[   56.159186][  T438] R10: ffffc90000c16ef7 R11: ffff88806cf39118 R12: 1ffff92000182e2c
[   56.159941][  T438] R13: 000000000000ffff R14: ffffc90000c17880 R15: ffff88800ed698e8
[   56.160626][  T438] FS:  00007f82231f2800(0000) GS:ffff8880b7e99000(0000) knlGS:0000000000000000
[   56.161477][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.162075][  T438] CR2: 00000000004e6820 CR3: 000000000a54c004 CR4: 0000000000772ef0
[   56.162757][  T438] PKRU: 55555554
[   56.163137][  T438] Call Trace:
[   56.163494][  T438]  <TASK>
[ 56.163757][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.164244][ T438] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 56.164699][ T438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.165214][ T438] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 56.165692][ T438] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 56.166189][ T438] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 56.166675][ T438] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 56.167208][ T438] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 56.167836][ T438] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 56.168334][ T438] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 56.168801][ T438] ? __kernel_text_address (kernel/extable.c:79) 
[ 56.169293][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.169801][ T438] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 56.170310][ T438] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 56.170897][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.171372][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.171877][ T438] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 56.172363][ T438] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 56.172871][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.173365][ T438] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 56.173832][ T438] ? __create_object (mm/kmemleak.c:771) 
[ 56.174352][ T438] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 56.174841][ T438] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 56.175343][ T438] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 56.175946][ T438] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 56.176435][ T438] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 56.176957][ T438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 56.177419][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.177914][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.178417][ T438] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 56.178927][ T438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.179424][ T438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 56.179927][ T438] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 56.180419][ T438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 56.180953][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.181456][ T438] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 56.181964][ T438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 56.182436][ T438] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 56.182957][ T438] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 56.183441][ T438] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 56.183941][ T438] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 56.184422][ T438] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 56.184917][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.185418][ T438] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 56.185926][ T438] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 56.186416][ T438] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 56.186940][ T438] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 56.187446][ T438] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 56.187956][ T438] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 56.188357][ T438] ___sys_sendmsg (net/socket.c:2670) 
[ 56.188659][ T438] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 56.188966][ T438] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 56.189359][ T438] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 56.189719][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.190065][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.190380][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.190675][ T438] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 56.190977][ T438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.191290][ T438] __sys_sendmsg (net/socket.c:2700) 
[ 56.191591][ T438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 56.191967][ T438] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 56.192313][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.192810][ T438] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 56.193920][ T438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   56.194365][  T438] RIP: 0033:0x7f82233bf1e7
[ 56.194887][ T438] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   56.196259][  T438] RSP: 002b:00007ffeadf77688 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   56.196927][  T438] RAX: ffffffffffffffda RBX: 00007ffeadf77db0 RCX: 00007f82233bf1e7
[   56.197574][  T438] RDX: 0000000000000000 RSI: 00007ffeadf776f0 RDI: 0000000000000005
[   56.198020][  T438] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   56.198464][  T438] R10: 00007f82232bcee8 R11: 0000000000000246 R12: 0000000000000006
[   56.198910][  T438] R13: 00000000686e4b56 R14: 0000000000499600 R15: 0000000000000000
| [   56.912163][  T442] ------------[ cut here ]------------
| [ 56.912537][ T442] WARNING: CPU: 3 PID: 442 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   56.913190][  T442] Modules linked in:
| [   56.914024][  T442] Tainted: [W]=WARN
[   56.914246][  T442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 56.914614][ T442] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 56.914926][ T442] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   56.915980][  T442] RSP: 0018:ffffc90001247140 EFLAGS: 00010246
[   56.916361][  T442] RAX: 0000000000000000 RBX: ffff88800f081000 RCX: 0000000000000001
[   56.916799][  T442] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   56.917250][  T442] RBP: ffffc90001247228 R08: 0000000000000001 R09: fffff52000248dde
[   56.917689][  T442] R10: ffffc90001246ef7 R11: ffff88806cfb9118 R12: 1ffff92000248e2c
[   56.918144][  T442] R13: 000000000000ffff R14: ffffc90001247880 R15: ffff88800ff918e8
[   56.918584][  T442] FS:  00007fd538dd6800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   56.919129][  T442] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.919508][  T442] CR2: 00000000004e7410 CR3: 000000000b751001 CR4: 0000000000772ef0
[   56.919982][  T442] PKRU: 55555554
[   56.920208][  T442] Call Trace:
[   56.920432][  T442]  <TASK>
[ 56.920579][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.920899][ T442] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 56.921191][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.921485][ T442] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 56.921805][ T442] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 56.922121][ T442] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 56.922419][ T442] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 56.922723][ T442] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 56.923104][ T442] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 56.923394][ T442] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 56.923688][ T442] ? __kernel_text_address (kernel/extable.c:79) 
[ 56.924008][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.924309][ T442] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 56.924601][ T442] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 56.924971][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.925268][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.925559][ T442] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 56.925863][ T442] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 56.926189][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.926493][ T442] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 56.926790][ T442] ? __create_object (mm/kmemleak.c:771) 
[ 56.927113][ T442] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 56.927415][ T442] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 56.927703][ T442] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 56.928086][ T442] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 56.928398][ T442] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 56.928695][ T442] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 56.929000][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.929309][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.929619][ T442] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 56.929930][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.930226][ T442] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 56.930519][ T442] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 56.930812][ T442] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 56.931122][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.931421][ T442] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 56.931711][ T442] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 56.932033][ T442] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 56.932342][ T442] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 56.932628][ T442] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 56.932927][ T442] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 56.933225][ T442] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 56.933514][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.933805][ T442] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 56.934111][ T442] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 56.934408][ T442] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 56.934703][ T442] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 56.935000][ T442] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 56.935289][ T442] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 56.935669][ T442] ___sys_sendmsg (net/socket.c:2670) 
[ 56.935974][ T442] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 56.936272][ T442] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 56.936629][ T442] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 56.936963][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.937270][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.937562][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.937864][ T442] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 56.938154][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.938457][ T442] __sys_sendmsg (net/socket.c:2700) 
[ 56.938747][ T442] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 56.939115][ T442] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 56.939419][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.939718][ T442] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 56.940045][ T442] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   56.940404][  T442] RIP: 0033:0x7fd538fa31e7
[ 56.940708][ T442] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   56.941761][  T442] RSP: 002b:00007ffe37069638 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   56.942220][  T442] RAX: ffffffffffffffda RBX: 00007ffe37069d60 RCX: 00007fd538fa31e7
[   56.942656][  T442] RDX: 0000000000000000 RSI: 00007ffe370696a0 RDI: 0000000000000005
[   56.943097][  T442] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   56.943537][  T442] R10: 00007fd538ea0ee8 R11: 0000000000000246 R12: 0000000000000006
[   56.943994][  T442] R13: 00000000686e4b57 R14: 0000000000499600 R15: 0000000000000000
| [   58.710198][  T455] ------------[ cut here ]------------
| [ 58.710567][ T455] WARNING: CPU: 3 PID: 455 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) 
| [   58.711177][  T455] Modules linked in:
| [   58.712200][  T455] Tainted: [W]=WARN
[   58.712435][  T455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 58.712803][ T455] 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) 
[ 58.713283][ T455] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   58.714387][  T455] RSP: 0018:ffffc90001287140 EFLAGS: 00010246
[   58.714781][  T455] RAX: 0000000000000000 RBX: ffff8880093e9000 RCX: 0000000000000001
[   58.715223][  T455] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   58.715662][  T455] RBP: ffffc90001287228 R08: 0000000000000001 R09: fffff52000250dde
[   58.716111][  T455] R10: ffffc90001286ef7 R11: ffff88806cfb9118 R12: 1ffff92000250e2c
[   58.716549][  T455] R13: 000000000000ffff R14: ffffc90001287880 R15: ffff88800c4c8e68
[   58.716998][  T455] FS:  00007fca86087800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   58.717512][  T455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.717890][  T455] CR2: 00005597ee2e1ef0 CR3: 000000000988a003 CR4: 0000000000772ef0
[   58.718326][  T455] PKRU: 55555554
[   58.718544][  T455] Call Trace:
[   58.718761][  T455]  <TASK>
[ 58.718916][ T455] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.719202][ T455] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 58.719500][ T455] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.719812][ T455] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 58.720112][ T455] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 58.720401][ T455] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 58.720698][ T455] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 58.721001][ T455] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 58.721378][ T455] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 58.721674][ T455] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 58.721976][ T455] ? __kernel_text_address (kernel/extable.c:79) 
[ 58.722274][ T455] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.722575][ T455] ? __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) 
[ 58.722875][ T455] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 58.723236][ T455] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.723529][ T455] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.723823][ T455] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 58.724120][ T455] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 58.724411][ T455] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.724707][ T455] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 58.725003][ T455] ? __create_object (mm/kmemleak.c:771) 
[ 58.725294][ T455] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 58.725588][ T455] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 58.725893][ T455] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 58.726258][ T455] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 58.726575][ T455] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 58.726873][ T455] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 58.727171][ T455] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.727477][ T455] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.727769][ T455] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 58.728068][ T455] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.728364][ T455] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 58.728661][ T455] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 58.728972][ T455] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 58.729273][ T455] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.729576][ T455] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 58.729894][ T455] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 58.730198][ T455] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 58.730509][ T455] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 58.730806][ T455] ? 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) 
[ 58.731116][ T455] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 58.731418][ T455] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 58.731718][ T455] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.732024][ T455] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 58.732306][ T455] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 58.732579][ T455] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 58.732866][ T455] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 58.733143][ T455] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 58.733419][ T455] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 58.733770][ T455] ___sys_sendmsg (net/socket.c:2670) 
[ 58.734054][ T455] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 58.734356][ T455] ? __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) 
[ 58.734701][ T455] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 58.734996][ T455] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.735279][ T455] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.735562][ T455] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.735838][ T455] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 58.736127][ T455] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.736412][ T455] __sys_sendmsg (net/socket.c:2700) 
[ 58.736684][ T455] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 58.737030][ T455] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 58.737323][ T455] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.737613][ T455] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 58.737898][ T455] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   58.738242][  T455] RIP: 0033:0x7fca862541e7
[ 58.738527][ T455] 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)
[   58.739571][  T455] RSP: 002b:00007ffd1ca9ae68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   58.740017][  T455] RAX: ffffffffffffffda RBX: 00007ffd1ca9b590 RCX: 00007fca862541e7
[   58.740441][  T455] RDX: 0000000000000000 RSI: 00007ffd1ca9aed0 RDI: 0000000000000005
[   58.740930][  T455] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   58.741371][  T455] R10: 00007fca86151ee8 R11: 0000000000000246 R12: 0000000000000006
[   58.741809][  T455] R13: 00000000686e4b59 R14: 0000000000499600 R15: 0000000000000000
| [   59.336948][  T459] ------------[ cut here ]------------
| [ 59.337278][ T459] WARNING: CPU: 0 PID: 459 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) 
| [   59.337868][  T459] Modules linked in:
| [   59.338654][  T459] Tainted: [W]=WARN
[   59.338887][  T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 59.339241][ T459] 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) 
[ 59.339534][ T459] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   59.340554][  T459] RSP: 0018:ffffc900012c7140 EFLAGS: 00010246
[   59.340919][  T459] RAX: 0000000000000000 RBX: ffff88800b4d9000 RCX: 0000000000000001
[   59.341350][  T459] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   59.341777][  T459] RBP: ffffc900012c7228 R08: 0000000000000001 R09: fffff52000258dde
[   59.342204][  T459] R10: ffffc900012c6ef7 R11: ffff88806ce39118 R12: 1ffff92000258e2c
[   59.342622][  T459] R13: 000000000000ffff R14: ffffc900012c7880 R15: ffff88800ed68e68
[   59.343061][  T459] FS:  00007f5340910800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   59.343559][  T459] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.344056][  T459] CR2: 00000000004e7420 CR3: 000000000abb8003 CR4: 0000000000772ef0
[   59.344479][  T459] PKRU: 55555554
[   59.344691][  T459] Call Trace:
[   59.345029][  T459]  <TASK>
[ 59.345172][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.345457][ T459] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 59.345739][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.346158][ T459] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 59.346437][ T459] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 59.346715][ T459] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 59.347055][ T459] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 59.347337][ T459] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 59.347694][ T459] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 59.348004][ T459] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 59.348283][ T459] ? __kernel_text_address (kernel/extable.c:79) 
[ 59.348561][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.348862][ T459] ? __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) 
[ 59.349147][ T459] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 59.349493][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.349799][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.350092][ T459] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 59.350380][ T459] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 59.350659][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.350965][ T459] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 59.351247][ T459] ? __create_object (mm/kmemleak.c:771) 
[ 59.351530][ T459] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 59.351812][ T459] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 59.352101][ T459] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 59.352448][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 59.352737][ T459] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 59.353046][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.353326][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.353613][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.353902][ T459] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 59.354185][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.354468][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.354750][ T459] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 59.355053][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.355345][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.355637][ T459] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 59.355931][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.356210][ T459] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 59.356498][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 59.356779][ T459] ? 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) 
[ 59.357069][ T459] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 59.357358][ T459] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 59.357651][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.357946][ T459] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.358228][ T459] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 59.358509][ T459] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 59.358803][ T459] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.359105][ T459] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 59.359379][ T459] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 59.359753][ T459] ___sys_sendmsg (net/socket.c:2670) 
[ 59.360044][ T459] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 59.360324][ T459] ? __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) 
[ 59.360677][ T459] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 59.360989][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.361271][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.361558][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.361859][ T459] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 59.362141][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.362428][ T459] __sys_sendmsg (net/socket.c:2700) 
[ 59.362709][ T459] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 59.363077][ T459] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 59.363380][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.363663][ T459] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.363962][ T459] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   59.364308][  T459] RIP: 0033:0x7f5340add1e7
[ 59.364598][ T459] 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)
[   59.365612][  T459] RSP: 002b:00007ffd685f1e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   59.366047][  T459] RAX: ffffffffffffffda RBX: 00007ffd685f2580 RCX: 00007f5340add1e7
[   59.366471][  T459] RDX: 0000000000000000 RSI: 00007ffd685f1ec0 RDI: 0000000000000005
[   59.366913][  T459] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   59.367335][  T459] R10: 00007f53409daee8 R11: 0000000000000246 R12: 0000000000000006
[   59.367764][  T459] R13: 00000000686e4b59 R14: 0000000000499600 R15: 0000000000000000
| [   68.175456][  T474] ------------[ cut here ]------------
| [ 68.175777][ T474] WARNING: CPU: 0 PID: 474 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) 
| [   68.176352][  T474] Modules linked in:
| [   68.177154][  T474] Tainted: [W]=WARN
[   68.177369][  T474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 68.177716][ T474] 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) 
[ 68.178009][ T474] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   68.179006][  T474] RSP: 0018:ffffc90000fd7140 EFLAGS: 00010246
[   68.179359][  T474] RAX: 0000000000000000 RBX: ffff88800ade9000 RCX: 0000000000000001
[   68.179785][  T474] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   68.180265][  T474] RBP: ffffc90000fd7228 R08: 0000000000000001 R09: fffff520001fadde
[   68.180686][  T474] R10: ffffc90000fd6ef7 R11: ffff88806ce39118 R12: 1ffff920001fae2c
[   68.181114][  T474] R13: 000000000000ffff R14: ffffc90000fd7880 R15: ffff88800c15dfe8
[   68.181532][  T474] FS:  00007f9ff276f800(0000) GS:ffff8880b7d99000(0000) knlGS:0000000000000000
[   68.182044][  T474] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.182400][  T474] CR2: 00000000004e6820 CR3: 000000000aa4e004 CR4: 0000000000772ef0
[   68.182819][  T474] PKRU: 55555554
[   68.183039][  T474] Call Trace:
[   68.183248][  T474]  <TASK>
[ 68.183390][ T474] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.183679][ T474] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 68.183964][ T474] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.184247][ T474] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 68.184530][ T474] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 68.184814][ T474] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 68.185108][ T474] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 68.185391][ T474] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 68.185749][ T474] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 68.186037][ T474] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 68.186314][ T474] ? __kernel_text_address (kernel/extable.c:79) 
[ 68.186594][ T474] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.186893][ T474] ? __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) 
[ 68.187177][ T474] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 68.187528][ T474] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.187811][ T474] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.188097][ T474] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 68.188377][ T474] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 68.188663][ T474] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.188954][ T474] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 68.189231][ T474] ? __create_object (mm/kmemleak.c:771) 
[ 68.189510][ T474] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 68.189798][ T474] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 68.190090][ T474] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 68.190435][ T474] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 68.190726][ T474] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 68.191019][ T474] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.191301][ T474] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.191595][ T474] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.191882][ T474] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 68.192159][ T474] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.192446][ T474] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.192730][ T474] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 68.193027][ T474] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.193316][ T474] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.193600][ T474] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 68.193890][ T474] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.194176][ T474] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 68.194466][ T474] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 68.194757][ T474] ? 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) 
[ 68.195044][ T474] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 68.195327][ T474] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 68.195602][ T474] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.195897][ T474] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 68.196184][ T474] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 68.196460][ T474] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 68.196789][ T474] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 68.197097][ T474] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 68.197388][ T474] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 68.197745][ T474] ___sys_sendmsg (net/socket.c:2670) 
[ 68.198031][ T474] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 68.198312][ T474] ? __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) 
[ 68.198669][ T474] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 68.198966][ T474] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.199252][ T474] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.199536][ T474] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.199833][ T474] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 68.200125][ T474] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.200410][ T474] __sys_sendmsg (net/socket.c:2700) 
[ 68.200697][ T474] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 68.201051][ T474] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 68.201345][ T474] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.201626][ T474] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 68.201919][ T474] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   68.202264][  T474] RIP: 0033:0x7f9ff293c1e7
[ 68.202554][ T474] 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)
[   68.203564][  T474] RSP: 002b:00007ffffd27f798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   68.203996][  T474] RAX: ffffffffffffffda RBX: 00007ffffd27fec0 RCX: 00007f9ff293c1e7
[   68.204413][  T474] RDX: 0000000000000000 RSI: 00007ffffd27f800 RDI: 0000000000000005
[   68.204833][  T474] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   68.205257][  T474] R10: 00007f9ff2839ee8 R11: 0000000000000246 R12: 0000000000000006
[   68.205673][  T474] R13: 00000000686e4b62 R14: 0000000000499600 R15: 0000000000000000
| [   68.836987][  T486] ------------[ cut here ]------------
| [ 68.837399][ T486] WARNING: CPU: 3 PID: 486 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   68.838029][  T486] Modules linked in:
| [   68.838865][  T486] Tainted: [W]=WARN
[   68.839075][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 68.839427][ T486] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 68.839725][ T486] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   68.840756][  T486] RSP: 0018:ffffc900013a7140 EFLAGS: 00010246
[   68.841149][  T486] RAX: 0000000000000000 RBX: ffff8880075f1000 RCX: 0000000000000001
[   68.841567][  T486] RDX: 0000000000000000 RSI: ffffffffb2b10759 RDI: ffffffffb2258280
[   68.841988][  T486] RBP: ffffc900013a7228 R08: 0000000000000001 R09: fffff52000274dde
[   68.842406][  T486] R10: ffffc900013a6ef7 R11: ffff88806cfb9118 R12: 1ffff92000274e2c
[   68.842823][  T486] R13: 000000000000ffff R14: ffffc900013a7880 R15: ffff88800def7be8
[   68.843258][  T486] FS:  00007f85f2079800(0000) GS:ffff8880b7f19000(0000) knlGS:0000000000000000
[   68.843747][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.844106][  T486] CR2: 00000000004e7430 CR3: 000000000a49d006 CR4: 0000000000772ef0
[   68.844525][  T486] PKRU: 55555554
[   68.844732][  T486] Call Trace:
[   68.844955][  T486]  <TASK>
[ 68.845099][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.845384][ T486] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 68.845683][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.845978][ T486] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 68.846274][ T486] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 68.846552][ T486] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 68.846858][ T486] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 68.847147][ T486] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 68.847503][ T486] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 68.847784][ T486] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 68.848234][ T486] ? __kernel_text_address (kernel/extable.c:79) 
[ 68.848533][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.848820][ T486] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 68.849239][ T486] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 68.849589][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.850024][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.850311][ T486] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 68.850605][ T486] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 68.851023][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.851304][ T486] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 68.851583][ T486] ? __create_object (mm/kmemleak.c:771) 
[ 68.852003][ T486] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 68.852284][ T486] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 68.852564][ T486] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 68.853013][ T486] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 68.853300][ T486] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 68.853586][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.853876][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.854165][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.854448][ T486] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 68.854732][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.855023][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.855306][ T486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 68.855585][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.855881][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.856166][ T486] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 68.856445][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.856726][ T486] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 68.857049][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 68.857325][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 68.857603][ T486] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 68.857888][ T486] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 68.858161][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.858440][ T486] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 68.858719][ T486] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 68.859011][ T486] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 68.859294][ T486] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 68.859575][ T486] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 68.859879][ T486] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 68.860239][ T486] ___sys_sendmsg (net/socket.c:2670) 
[ 68.860516][ T486] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 68.860789][ T486] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 68.861150][ T486] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 68.861432][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.861711][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.862002][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.862280][ T486] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 68.862559][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.862855][ T486] __sys_sendmsg (net/socket.c:2700) 
[ 68.863133][ T486] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 68.863491][ T486] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 68.863779][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.864068][ T486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 68.864347][ T486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   68.864691][  T486] RIP: 0033:0x7f85f22461e7
[ 68.864989][ T486] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   68.865997][  T486] RSP: 002b:00007ffdc99c46d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   68.866417][  T486] RAX: ffffffffffffffda RBX: 00007ffdc99c4e00 RCX: 00007f85f22461e7
[   68.866828][  T486] RDX: 0000000000000000 RSI: 00007ffdc99c4740 RDI: 0000000000000005
[   68.867257][  T486] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000078
[   68.867671][  T486] R10: 00007f85f2143ee8 R11: 0000000000000246 R12: 0000000000000006


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast