======================================
| [   22.816675][  T320] eth0: entered promiscuous mode
| [   22.819842][  T320] ------------[ cut here ]------------
| [ 22.820191][ T320] WARNING: CPU: 2 PID: 320 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.821436][  T320] Modules linked in:
[   22.822312][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.822723][ T320] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.823057][ T320] 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
[   22.824194][  T320] RSP: 0018:ffffc90000e46ef0 EFLAGS: 00010246
[   22.824613][  T320] RAX: 0000000000000000 RBX: ffff88800e00a000 RCX: 0000000000000001
[   22.825241][  T320] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   22.825727][  T320] RBP: ffffc90000e46fd8 R08: 0000000000000000 R09: 0000000000000000
[   22.826207][  T320] R10: ffffc90000e47008 R11: ffffffff9978d1e0 R12: 1ffff920001c8de2
[   22.826779][  T320] R13: 00000000000005dc R14: ffffc90000e47008 R15: ffff88800e00af48
[   22.827256][  T320] FS:  00007fe9266db800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[   22.827827][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.828229][  T320] CR2: 00000000004e59f0 CR3: 000000000c05d003 CR4: 0000000000772ef0
[   22.828727][  T320] PKRU: 55555554
[   22.828976][  T320] Call Trace:
[   22.829229][  T320]  <TASK>
[ 22.829415][ T320] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.829742][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.830077][ T320] netif_set_mtu (net/core/dev.c:9652) 
[ 22.830413][ T320] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.830750][ T320] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.831002][ T320] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 22.831327][ T320] br_add_if (net/bridge/br_if.c:697) 
[ 22.831616][ T320] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.831936][ T320] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 22.832264][ T320] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.832601][ T320] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.833007][ T320] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.833325][ T320] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.833657][ T320] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.833985][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.834313][ T320] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.834650][ T320] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.835050][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.835383][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.835708][ T320] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.836029][ T320] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.836353][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.836691][ T320] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.837015][ T320] ? __create_object (mm/kmemleak.c:771) 
[ 22.837334][ T320] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.837670][ T320] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.837995][ T320] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.838400][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.838729][ T320] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.839055][ T320] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.839390][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.839733][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.840054][ T320] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.840385][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.840707][ T320] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.841026][ T320] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.841350][ T320] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.841687][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.842014][ T320] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.842342][ T320] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.842678][ T320] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.843010][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.843330][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.843669][ T320] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.843994][ T320] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.844318][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.844658][ T320] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.844984][ T320] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.845307][ T320] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.845642][ T320] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.845967][ T320] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.846284][ T320] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.846700][ T320] ___sys_sendmsg (net/socket.c:2670) 
[ 22.847024][ T320] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.847345][ T320] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.847753][ T320] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.848079][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.848412][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.848742][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.849064][ T320] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.849420][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.849749][ T320] __sys_sendmsg (net/socket.c:2700) 
[ 22.850070][ T320] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.850474][ T320] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.850812][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.851134][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.851473][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.851875][  T320] RIP: 0033:0x7fe9268a81e7
[ 22.852212][ T320] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.853373][  T320] RSP: 002b:00007ffc94353578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.853857][  T320] RAX: ffffffffffffffda RBX: 00007ffc94353cb0 RCX: 00007fe9268a81e7
[   22.854338][  T320] RDX: 0000000000000000 RSI: 00007ffc943535e0 RDI: 0000000000000005
[   22.854847][  T320] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.855325][  T320] R10: 000000001d8e5910 R11: 0000000000000246 R12: 0000000000000004
[   22.855823][  T320] R13: 00000000686e1e5e R14: 0000000000499600 R15: 0000000000000000
| [   22.997553][  T321] ------------[ cut here ]------------
| [ 22.997862][ T321] WARNING: CPU: 3 PID: 321 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.999068][  T321] Modules linked in:
| [   22.999950][  T321] Tainted: [W]=WARN
[   23.000179][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.000573][ T321] 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) 
[ 23.000897][ T321] 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
[   23.001991][  T321] RSP: 0018:ffffc90000e56ef0 EFLAGS: 00010246
[   23.002409][  T321] RAX: 0000000000000000 RBX: ffff88800e00a000 RCX: 0000000000000001
[   23.002879][  T321] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   23.003332][  T321] RBP: ffffc90000e56fd8 R08: 0000000000000000 R09: 0000000000000000
[   23.003809][  T321] R10: ffffc90000e57008 R11: ffffffff9978d1e0 R12: 1ffff920001cade2
[   23.004261][  T321] R13: 00000000000005dc R14: ffffc90000e57008 R15: ffff88800e00af48
[   23.004729][  T321] FS:  00007f0c0da9d800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   23.005256][  T321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.005653][  T321] CR2: 00000000004e59f8 CR3: 000000000c183002 CR4: 0000000000772ef0
[   23.006102][  T321] PKRU: 55555554
[   23.006327][  T321] Call Trace:
[   23.006576][  T321]  <TASK>
[ 23.006751][ T321] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.007061][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.007529][ T321] netif_set_mtu (net/core/dev.c:9652) 
[ 23.007852][ T321] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.008166][ T321] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.008565][ T321] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 23.008884][ T321] br_add_if (net/bridge/br_if.c:697) 
[ 23.009145][ T321] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.009578][ T321] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.009906][ T321] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.010209][ T321] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.010613][ T321] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.010933][ T321] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.011231][ T321] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.011544][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.011859][ T321] ? __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) 
[ 23.012168][ T321] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.012552][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.012869][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.013165][ T321] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.013476][ T321] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.013781][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.014094][ T321] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.014421][ T321] ? __create_object (mm/kmemleak.c:771) 
[ 23.014724][ T321] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.015039][ T321] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.015342][ T321] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.015723][ T321] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.016054][ T321] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.016372][ T321] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.016673][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.017009][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.017311][ T321] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.017622][ T321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.017933][ T321] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.018238][ T321] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.018563][ T321] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.018869][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.019201][ T321] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.019524][ T321] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.019830][ T321] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.020160][ T321] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.020472][ T321] ? 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) 
[ 23.020779][ T321] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.021100][ T321] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.021415][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.021721][ T321] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.022027][ T321] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.022339][ T321] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.022669][ T321] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.022975][ T321] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.023288][ T321] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.023683][ T321] ___sys_sendmsg (net/socket.c:2670) 
[ 23.023994][ T321] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.024316][ T321] ? __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) 
[ 23.024701][ T321] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.025007][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.025327][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.025640][ T321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.025939][ T321] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.026262][ T321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.026592][ T321] __sys_sendmsg (net/socket.c:2700) 
[ 23.026892][ T321] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.027277][ T321] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.027598][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.027900][ T321] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.028212][ T321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.028613][  T321] RIP: 0033:0x7f0c0dc6a1e7
[ 23.028931][ T321] 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)
[   23.030042][  T321] RSP: 002b:00007fff0dee9fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.030537][  T321] RAX: ffffffffffffffda RBX: 00007fff0deea6f0 RCX: 00007f0c0dc6a1e7
[   23.031000][  T321] RDX: 0000000000000000 RSI: 00007fff0deea020 RDI: 0000000000000005
[   23.031475][  T321] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.031924][  T321] R10: 000000001c6b5910 R11: 0000000000000246 R12: 0000000000000004
[   23.032391][  T321] R13: 00000000686e1e5e R14: 0000000000499600 R15: 0000000000000000
| [   33.921342][  T375] ------------[ cut here ]------------
| [ 33.921701][ T375] WARNING: CPU: 3 PID: 375 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.922277][  T375] Modules linked in:
| [   33.923107][  T375] Tainted: [W]=WARN
[   33.923325][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.923699][ T375] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.924001][ T375] 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
[   33.925047][  T375] RSP: 0018:ffffc90000ff7140 EFLAGS: 00010246
[   33.925428][  T375] RAX: 0000000000000000 RBX: ffff88800de49000 RCX: 0000000000000001
[   33.925862][  T375] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   33.926327][  T375] RBP: ffffc90000ff7228 R08: ffff88800cbe3800 R09: 0000000000000000
[   33.926774][  T375] R10: ffffc90000ff75c8 R11: ffffffff9a073028 R12: 1ffff920001fee2c
[   33.927219][  T375] R13: 0000000000000514 R14: ffffc90000ff7880 R15: ffff888002c92a60
[   33.927712][  T375] FS:  00007f55b7ff4800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   33.928224][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.928601][  T375] CR2: 00000000004e59f0 CR3: 000000000ab27004 CR4: 0000000000772ef0
[   33.929042][  T375] PKRU: 55555554
[   33.929272][  T375] Call Trace:
[   33.929501][  T375]  <TASK>
[ 33.929655][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.929956][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.930246][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.930547][ T375] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.930838][ T375] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.931129][ T375] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.931432][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.931728][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.932095][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.932395][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.932684][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.932978][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.933271][ T375] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.933573][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.933941][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.934239][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.934536][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.934826][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.935117][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.935415][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.935703][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 33.936031][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.936324][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.936627][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.936985][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.937283][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.937589][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.937879][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.938175][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.938491][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.938780][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.939073][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.939381][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.939675][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.939969][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.940262][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.940566][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.940876][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.941177][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.941495][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.941804][ T375] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.942096][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.942391][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.942685][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.942977][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.943268][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.943579][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.943878][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.944164][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.944559][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 33.944847][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.945133][ T375] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.945508][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.945800][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.946101][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.946420][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.946712][ T375] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.947001][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.947310][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 33.947620][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.947980][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.948289][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.948610][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.948903][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.949274][  T375] RIP: 0033:0x7f55b81c11e7
[ 33.949591][ T375] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.950644][  T375] RSP: 002b:00007ffeb85520a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.951084][  T375] RAX: ffffffffffffffda RBX: 00007ffeb85527e0 RCX: 00007f55b81c11e7
[   33.951527][  T375] RDX: 0000000000000000 RSI: 00007ffeb8552110 RDI: 0000000000000005
[   33.951960][  T375] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   33.952407][  T375] R10: 00007f55b80be498 R11: 0000000000000246 R12: 0000000000000003
[   33.952838][  T375] R13: 00000000686e1e69 R14: 0000000000499600 R15: 0000000000000000
| [   34.098324][  T377] ------------[ cut here ]------------
| [ 34.098675][ T377] WARNING: CPU: 3 PID: 377 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.099264][  T377] Modules linked in:
| [   34.100952][  T377] Tainted: [W]=WARN
[   34.101171][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.101540][ T377] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.101838][ T377] 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
[   34.102883][  T377] RSP: 0018:ffffc90001017140 EFLAGS: 00010246
[   34.103248][  T377] RAX: 0000000000000000 RBX: ffff88800de4c000 RCX: 0000000000000001
[   34.103689][  T377] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   34.104121][  T377] RBP: ffffc90001017228 R08: ffff88800cb5a000 R09: 0000000000000000
[   34.104567][  T377] R10: ffffc900010175c8 R11: ffffffff9a073028 R12: 1ffff92000202e2c
[   34.105002][  T377] R13: 0000000000000514 R14: ffffc90001017880 R15: ffff888002c92de0
[   34.105440][  T377] FS:  00007f71e432f800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   34.105950][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.106311][  T377] CR2: 00000000004e5a00 CR3: 000000000b3ab006 CR4: 0000000000772ef0
[   34.106760][  T377] PKRU: 55555554
[   34.106979][  T377] Call Trace:
[   34.107195][  T377]  <TASK>
[ 34.107344][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.107652][ T377] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.107940][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.108230][ T377] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.108530][ T377] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.108823][ T377] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.109113][ T377] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.109439][ T377] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.109808][ T377] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.110097][ T377] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.110394][ T377] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.110692][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.110991][ T377] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.111282][ T377] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.111649][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.111945][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.112233][ T377] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.112530][ T377] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.112827][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.113120][ T377] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.113416][ T377] ? __create_object (mm/kmemleak.c:771) 
[ 34.113709][ T377] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.114001][ T377] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.114292][ T377] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.114663][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.114962][ T377] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.115260][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.115558][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.115860][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.116150][ T377] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.116445][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.116735][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.117024][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.117313][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.117618][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.117915][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.118207][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.118531][ T377] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.118834][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.119121][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.119442][ T377] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.119733][ T377] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.120043][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.120343][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.120648][ T377] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.120940][ T377] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.121239][ T377] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.121537][ T377] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.121836][ T377] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.122209][ T377] ___sys_sendmsg (net/socket.c:2670) 
[ 34.122523][ T377] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.122813][ T377] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.123179][ T377] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.123483][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.123782][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.124087][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.124389][ T377] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.124681][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.124977][ T377] __sys_sendmsg (net/socket.c:2700) 
[ 34.125266][ T377] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.125638][ T377] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.125943][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.126244][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.126549][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.126902][  T377] RIP: 0033:0x7f71e44fc1e7
[ 34.127199][ T377] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.128244][  T377] RSP: 002b:00007fffda29c7d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.128688][  T377] RAX: ffffffffffffffda RBX: 00007fffda29cf10 RCX: 00007f71e44fc1e7
[   34.129119][  T377] RDX: 0000000000000000 RSI: 00007fffda29c840 RDI: 0000000000000005
[   34.129564][  T377] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   34.129994][  T377] R10: 00007f71e43f9498 R11: 0000000000000246 R12: 0000000000000003
[   34.130446][  T377] R13: 00000000686e1e69 R14: 0000000000499600 R15: 0000000000000000
| [   34.969873][  T387] ------------[ cut here ]------------
| [ 34.970210][ T387] WARNING: CPU: 3 PID: 387 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.970805][  T387] Modules linked in:
| [   34.971663][  T387] Tainted: [W]=WARN
[   34.971889][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.972254][ T387] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.972572][ T387] 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
[   34.973634][  T387] RSP: 0018:ffffc90000ff7140 EFLAGS: 00010246
[   34.974003][  T387] RAX: 0000000000000000 RBX: ffff88800de49000 RCX: 0000000000000001
[   34.974475][  T387] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   34.974915][  T387] RBP: ffffc90000ff7228 R08: ffff88800ea92000 R09: 0000000000000000
[   34.975350][  T387] R10: ffffc90000ff75c8 R11: ffffffff9a073028 R12: 1ffff920001fee2c
[   34.975791][  T387] R13: 00000000000005dc R14: ffffc90000ff7880 R15: ffff888009370e60
[   34.976223][  T387] FS:  00007fb810ba0800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   34.976749][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.977119][  T387] CR2: 00000000004e59f0 CR3: 000000000af87003 CR4: 0000000000772ef0
[   34.977569][  T387] PKRU: 55555554
[   34.977788][  T387] Call Trace:
[   34.978019][  T387]  <TASK>
[ 34.978177][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.978495][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.978784][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.979083][ T387] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.979400][ T387] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.979739][ T387] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.980090][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.980395][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.980764][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.981056][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.981340][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.981668][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.982050][ T387] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.982345][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.982718][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.983012][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.983304][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.983606][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.983898][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.984272][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.984579][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 34.984876][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.985168][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.985489][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.985857][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.986161][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.986465][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.986760][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.987057][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.987348][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.987647][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.987997][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.988338][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.988638][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.988935][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.989257][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.989561][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.989856][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.990160][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.990460][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.990754][ T387] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.991047][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.991335][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.991670][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.991967][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.992256][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.992565][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.992861][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.993150][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.993532][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 34.993819][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.994109][ T387] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.994476][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.994772][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.995066][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.995400][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.995722][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.996014][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.996311][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 34.996607][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.996967][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.997299][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.997605][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.997900][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.998258][  T387] RIP: 0033:0x7fb810d6d1e7
[ 34.998567][ T387] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.999741][  T387] RSP: 002b:00007ffe28a738a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.000184][  T387] RAX: ffffffffffffffda RBX: 00007ffe28a73fe0 RCX: 00007fb810d6d1e7
[   35.000661][  T387] RDX: 0000000000000000 RSI: 00007ffe28a73910 RDI: 0000000000000005
[   35.001093][  T387] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   35.001536][  T387] R10: 00007fb810c6a498 R11: 0000000000000246 R12: 0000000000000003
[   35.001970][  T387] R13: 00000000686e1e6a R14: 0000000000499600 R15: 0000000000000000
| [   35.138816][  T389] ------------[ cut here ]------------
| [ 35.139241][ T389] WARNING: CPU: 3 PID: 389 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) 
| [   35.139875][  T389] Modules linked in:
| [   35.141396][  T389] Tainted: [W]=WARN
[   35.141619][  T389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.141976][ T389] 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) 
[ 35.142276][ T389] 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
[   35.143322][  T389] RSP: 0018:ffffc90001077140 EFLAGS: 00010246
[   35.143697][  T389] RAX: 0000000000000000 RBX: ffff88800de4c000 RCX: 0000000000000001
[   35.144127][  T389] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   35.144575][  T389] RBP: ffffc90001077228 R08: ffff88800fa46800 R09: 0000000000000000
[   35.145005][  T389] R10: ffffc900010775c8 R11: ffffffff9a073028 R12: 1ffff9200020ee2c
[   35.145447][  T389] R13: 00000000000005dc R14: ffffc90001077880 R15: ffff888009372360
[   35.145880][  T389] FS:  00007f75e393c800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   35.146399][  T389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.146763][  T389] CR2: 00000000004e5a00 CR3: 000000000af87005 CR4: 0000000000772ef0
[   35.147195][  T389] PKRU: 55555554
[   35.147420][  T389] Call Trace:
[   35.147636][  T389]  <TASK>
[ 35.147783][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.148079][ T389] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.148386][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.148676][ T389] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.148966][ T389] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.149272][ T389] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.149577][ T389] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.149869][ T389] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.150239][ T389] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.150543][ T389] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.150829][ T389] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.151120][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.151423][ T389] ? __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) 
[ 35.151710][ T389] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.152070][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.152370][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.152659][ T389] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.152944][ T389] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.153232][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.153529][ T389] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.153818][ T389] ? __create_object (mm/kmemleak.c:771) 
[ 35.154113][ T389] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.154412][ T389] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.154703][ T389] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.155062][ T389] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.155368][ T389] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.155662][ T389] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.155978][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.156271][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.156570][ T389] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.156855][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.157145][ T389] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.157441][ T389] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.157730][ T389] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.158031][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.158325][ T389] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.158629][ T389] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.158916][ T389] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.159227][ T389] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.159526][ T389] ? 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) 
[ 35.159827][ T389] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.160117][ T389] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.160414][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.160713][ T389] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.161004][ T389] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.161292][ T389] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.161617][ T389] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.161924][ T389] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.162209][ T389] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.162587][ T389] ___sys_sendmsg (net/socket.c:2670) 
[ 35.162879][ T389] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.163163][ T389] ? __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) 
[ 35.163568][ T389] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.163885][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.164178][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.164479][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.164767][ T389] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.165055][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.165352][ T389] __sys_sendmsg (net/socket.c:2700) 
[ 35.165668][ T389] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.166059][ T389] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.166372][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.166665][ T389] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.166960][ T389] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.167315][  T389] RIP: 0033:0x7f75e3b091e7
[ 35.167635][ T389] 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)
[   35.168674][  T389] RSP: 002b:00007fff9f5a63c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.169108][  T389] RAX: ffffffffffffffda RBX: 00007fff9f5a6b00 RCX: 00007f75e3b091e7
[   35.169579][  T389] RDX: 0000000000000000 RSI: 00007fff9f5a6430 RDI: 0000000000000005
[   35.170013][  T389] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   35.170452][  T389] R10: 00007f75e3a06498 R11: 0000000000000246 R12: 0000000000000003
[   35.170881][  T389] R13: 00000000686e1e6a R14: 0000000000499600 R15: 0000000000000000
| [   37.121321][  T417] ------------[ cut here ]------------
| [ 37.122009][ T417] WARNING: CPU: 0 PID: 417 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) 
| [   37.122569][  T417] Modules linked in:
| [   37.123352][  T417] Tainted: [W]=WARN
[   37.123575][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.123917][ T417] 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) 
[ 37.124201][ T417] 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
[   37.125209][  T417] RSP: 0018:ffffc90001177140 EFLAGS: 00010246
[   37.125569][  T417] RAX: 0000000000000000 RBX: ffff88800de49000 RCX: 0000000000000001
[   37.125984][  T417] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   37.126405][  T417] RBP: ffffc90001177228 R08: ffff88800b495000 R09: 0000000000000000
[   37.126820][  T417] R10: ffffc900011775c8 R11: ffffffff9a073028 R12: 1ffff9200022ee2c
[   37.127231][  T417] R13: 0000000000000514 R14: ffffc90001177880 R15: ffff888002c903e0
[   37.127647][  T417] FS:  00007fdb1c2ff800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[   37.128129][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.128484][  T417] CR2: 00000000004e59f0 CR3: 000000000bec5006 CR4: 0000000000772ef0
[   37.128906][  T417] PKRU: 55555554
[   37.129113][  T417] Call Trace:
[   37.129329][  T417]  <TASK>
[ 37.129478][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.129764][ T417] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.130036][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.130313][ T417] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.130790][ T417] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.131072][ T417] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.131352][ T417] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.131949][ T417] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.132300][ T417] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.132707][ T417] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.132981][ T417] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.133267][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.133565][ T417] ? __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) 
[ 37.133844][ T417] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.134186][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.134473][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.134748][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.135021][ T417] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.135305][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.135594][ T417] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.135878][ T417] ? __create_object (mm/kmemleak.c:771) 
[ 37.136162][ T417] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.136448][ T417] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.136728][ T417] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.137071][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.137351][ T417] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.137648][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.137922][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.138203][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.138487][ T417] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.138759][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.139037][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.139320][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.139610][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.139937][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.140222][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.140512][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.140790][ T417] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.141078][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.141352][ T417] ? 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) 
[ 37.141648][ T417] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.141933][ T417] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.142207][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.142496][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.142778][ T417] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.143053][ T417] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.143336][ T417] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.143627][ T417] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.143906][ T417] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.144264][ T417] ___sys_sendmsg (net/socket.c:2670) 
[ 37.144547][ T417] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.144828][ T417] ? __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) 
[ 37.145168][ T417] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.145454][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.145734][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.146017][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.146295][ T417] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.146585][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.146870][ T417] __sys_sendmsg (net/socket.c:2700) 
[ 37.147143][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.147494][ T417] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.147781][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.148064][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.148341][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.148694][  T417] RIP: 0033:0x7fdb1c4cc1e7
[ 37.148980][ T417] 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)
[   37.149988][  T417] RSP: 002b:00007ffd85c40858 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.150419][  T417] RAX: ffffffffffffffda RBX: 00007ffd85c40f90 RCX: 00007fdb1c4cc1e7
[   37.150833][  T417] RDX: 0000000000000000 RSI: 00007ffd85c408c0 RDI: 0000000000000005
[   37.151246][  T417] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   37.151688][  T417] R10: 00007fdb1c3c9498 R11: 0000000000000246 R12: 0000000000000003
[   37.152107][  T417] R13: 00000000686e1e6c R14: 0000000000499600 R15: 0000000000000000
| [   37.298061][  T419] ------------[ cut here ]------------
| [ 37.299085][ T419] WARNING: CPU: 2 PID: 419 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) 
| [   37.299758][  T419] Modules linked in:
| [   37.300578][  T419] Tainted: [W]=WARN
[   37.300804][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.301160][ T419] 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) 
[ 37.301475][ T419] 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
[   37.302486][  T419] RSP: 0018:ffffc900010f7140 EFLAGS: 00010246
[   37.302853][  T419] RAX: 0000000000000000 RBX: ffff88800de4c000 RCX: 0000000000000001
[   37.303279][  T419] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   37.303717][  T419] RBP: ffffc900010f7228 R08: ffff888005ae2000 R09: 0000000000000000
[   37.304148][  T419] R10: ffffc900010f75c8 R11: ffffffff9a073028 R12: 1ffff9200021ee2c
[   37.304586][  T419] R13: 0000000000000514 R14: ffffc900010f7880 R15: ffff88800b697860
[   37.305019][  T419] FS:  00007efd337cd800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[   37.305529][  T419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.305891][  T419] CR2: 00000000004e5a00 CR3: 0000000010eec006 CR4: 0000000000772ef0
[   37.306319][  T419] PKRU: 55555554
[   37.306551][  T419] Call Trace:
[   37.306773][  T419]  <TASK>
[ 37.306928][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.307223][ T419] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.307529][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.307819][ T419] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.308111][ T419] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.308408][ T419] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.308711][ T419] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.309005][ T419] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.309408][ T419] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.309699][ T419] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.309988][ T419] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.310286][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.310600][ T419] ? __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) 
[ 37.310899][ T419] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.311258][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.311564][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.311855][ T419] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.312145][ T419] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.312452][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.312747][ T419] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.313040][ T419] ? __create_object (mm/kmemleak.c:771) 
[ 37.313330][ T419] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.313641][ T419] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.313941][ T419] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.314316][ T419] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.314624][ T419] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.314919][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.315204][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.315513][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.315891][ T419] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.316189][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.316492][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.316784][ T419] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.317072][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.317377][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.317677][ T419] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.317967][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.318264][ T419] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.318578][ T419] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.318864][ T419] ? 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) 
[ 37.319168][ T419] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.319483][ T419] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.319786][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.320079][ T419] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.320384][ T419] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.320677][ T419] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.320972][ T419] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.321263][ T419] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.321561][ T419] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.321936][ T419] ___sys_sendmsg (net/socket.c:2670) 
[ 37.322222][ T419] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.322519][ T419] ? __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) 
[ 37.322876][ T419] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.323169][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.323473][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.323773][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.324066][ T419] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.324367][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.324664][ T419] __sys_sendmsg (net/socket.c:2700) 
[ 37.324951][ T419] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.325303][ T419] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.325615][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.325906][ T419] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.326198][ T419] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.326569][  T419] RIP: 0033:0x7efd3399a1e7
[ 37.326870][ T419] 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)
[   37.327875][  T419] RSP: 002b:00007ffd83b47dd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.328308][  T419] RAX: ffffffffffffffda RBX: 00007ffd83b48510 RCX: 00007efd3399a1e7
[   37.328744][  T419] RDX: 0000000000000000 RSI: 00007ffd83b47e40 RDI: 0000000000000005
[   37.329178][  T419] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   37.329614][  T419] R10: 00007efd33897498 R11: 0000000000000246 R12: 0000000000000003
[   37.330043][  T419] R13: 00000000686e1e6c R14: 0000000000499600 R15: 0000000000000000
| [   55.952685][  T550] ------------[ cut here ]------------
| [ 55.952990][ T550] WARNING: CPU: 3 PID: 550 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) 
| [   55.953588][  T550] Modules linked in:
| [   55.954428][  T550] Tainted: [W]=WARN
[   55.954653][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 55.955027][ T550] 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) 
[ 55.955333][ T550] 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
[   55.956398][  T550] RSP: 0018:ffffc900017a6ef0 EFLAGS: 00010246
[   55.956779][  T550] RAX: 0000000000000000 RBX: ffff88800a8da000 RCX: 0000000000000001
[   55.957222][  T550] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   55.958387][  T550] RBP: ffffc900017a6fd8 R08: 0000000000000000 R09: 0000000000000000
[   55.958839][  T550] R10: ffffc900017a7008 R11: ffffffff9978d1e0 R12: 1ffff920002f4de2
[   55.959294][  T550] R13: 00000000000005dc R14: ffffc900017a7008 R15: ffff88800a8daf48
[   55.959760][  T550] FS:  00007fcd2c5bb800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   55.960277][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.960668][  T550] CR2: 00000000004e59f0 CR3: 00000000111ae003 CR4: 0000000000772ef0
[   55.961117][  T550] PKRU: 55555554
[   55.961340][  T550] Call Trace:
[   55.961568][  T550]  <TASK>
[ 55.961725][ T550] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 55.962026][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.962338][ T550] netif_set_mtu (net/core/dev.c:9652) 
[ 55.962641][ T550] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 55.962956][ T550] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 55.963182][ T550] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 55.963497][ T550] br_add_if (net/bridge/br_if.c:697) 
[ 55.963734][ T550] do_set_master (net/core/rtnetlink.c:2948) 
[ 55.964033][ T550] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 55.964335][ T550] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 55.964650][ T550] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 55.965032][ T550] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 55.965327][ T550] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 55.965631][ T550] ? __kernel_text_address (kernel/extable.c:79) 
[ 55.965943][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.966241][ T550] ? __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) 
[ 55.966546][ T550] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 55.966915][ T550] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.967214][ T550] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.967519][ T550] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 55.967817][ T550] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 55.968117][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.968430][ T550] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 55.968723][ T550] ? __create_object (mm/kmemleak.c:771) 
[ 55.969018][ T550] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 55.969339][ T550] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 55.969648][ T550] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 55.970014][ T550] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 55.970318][ T550] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 55.970639][ T550] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.970934][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.971237][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.971540][ T550] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 55.971834][ T550] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.972141][ T550] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.972446][ T550] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 55.972742][ T550] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.973046][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.973347][ T550] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.973656][ T550] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.973978][ T550] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 55.974300][ T550] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 55.974615][ T550] ? 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) 
[ 55.974914][ T550] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.975220][ T550] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 55.975522][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.975824][ T550] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.976121][ T550] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 55.976425][ T550] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 55.976727][ T550] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.977022][ T550] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 55.977320][ T550] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 55.977707][ T550] ___sys_sendmsg (net/socket.c:2670) 
[ 55.978001][ T550] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 55.978295][ T550] ? __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) 
[ 55.978678][ T550] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 55.978975][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.979283][ T550] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.979601][ T550] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.979895][ T550] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 55.980190][ T550] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.980501][ T550] __sys_sendmsg (net/socket.c:2700) 
[ 55.980793][ T550] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 55.981155][ T550] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 55.981471][ T550] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.981766][ T550] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.982064][ T550] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   55.982437][  T550] RIP: 0033:0x7fcd2c7881e7
[ 55.982743][ T550] 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)
[   55.984043][  T550] RSP: 002b:00007ffe46663d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   55.984501][  T550] RAX: ffffffffffffffda RBX: 00007ffe466644d0 RCX: 00007fcd2c7881e7
[   55.984942][  T550] RDX: 0000000000000000 RSI: 00007ffe46663e00 RDI: 0000000000000005
[   55.985387][  T550] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   55.986044][  T550] R10: 000000000f3c0910 R11: 0000000000000246 R12: 0000000000000004
[   55.986500][  T550] R13: 00000000686e1e7f R14: 0000000000499600 R15: 0000000000000000
| [   56.119230][  T551] ------------[ cut here ]------------
| [ 56.119554][ T551] WARNING: CPU: 3 PID: 551 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) 
| [   56.120144][  T551] Modules linked in:
| [   56.120989][  T551] Tainted: [W]=WARN
[   56.121217][  T551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 56.122287][ T551] 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) 
[ 56.122604][ T551] 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
[   56.123665][  T551] RSP: 0018:ffffc900017a6ef0 EFLAGS: 00010246
[   56.124040][  T551] RAX: 0000000000000000 RBX: ffff88800a8da000 RCX: 0000000000000001
[   56.124488][  T551] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   56.124931][  T551] RBP: ffffc900017a6fd8 R08: 0000000000000000 R09: 0000000000000000
[   56.125384][  T551] R10: ffffc900017a7008 R11: ffffffff9978d1e0 R12: 1ffff920002f4de2
[   56.125857][  T551] R13: 00000000000005dc R14: ffffc900017a7008 R15: ffff88800a8daf48
[   56.126300][  T551] FS:  00007f9370da3800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   56.126828][  T551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.127206][  T551] CR2: 00000000004e59f8 CR3: 0000000011526004 CR4: 0000000000772ef0
[   56.127661][  T551] PKRU: 55555554
[   56.127884][  T551] Call Trace:
[   56.128103][  T551]  <TASK>
[ 56.128255][ T551] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 56.128558][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.128868][ T551] netif_set_mtu (net/core/dev.c:9652) 
[ 56.129182][ T551] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 56.129560][ T551] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 56.129788][ T551] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 56.130088][ T551] br_add_if (net/bridge/br_if.c:697) 
[ 56.130321][ T551] do_set_master (net/core/rtnetlink.c:2948) 
[ 56.130624][ T551] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 56.130937][ T551] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 56.131235][ T551] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 56.131623][ T551] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 56.131918][ T551] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 56.132209][ T551] ? __kernel_text_address (kernel/extable.c:79) 
[ 56.132513][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.132812][ T551] ? __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) 
[ 56.133107][ T551] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 56.133483][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.133778][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.134070][ T551] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 56.134373][ T551] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 56.134672][ T551] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.134965][ T551] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 56.135258][ T551] ? __create_object (mm/kmemleak.c:771) 
[ 56.135562][ T551] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 56.135865][ T551] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 56.136162][ T551] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 56.136532][ T551] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 56.136840][ T551] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 56.137144][ T551] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 56.137446][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.137751][ T551] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.138051][ T551] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 56.138366][ T551] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.138664][ T551] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 56.138959][ T551] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 56.139263][ T551] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 56.139570][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.139877][ T551] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 56.140171][ T551] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 56.140484][ T551] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 56.140789][ T551] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 56.141082][ T551] ? 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) 
[ 56.141385][ T551] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 56.141682][ T551] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 56.141975][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.142286][ T551] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 56.142595][ T551] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 56.142890][ T551] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 56.143191][ T551] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 56.143512][ T551] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 56.143804][ T551] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 56.144182][ T551] ___sys_sendmsg (net/socket.c:2670) 
[ 56.144486][ T551] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 56.144782][ T551] ? __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) 
[ 56.145148][ T551] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 56.145453][ T551] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.145751][ T551] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 56.146051][ T551] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 56.146350][ T551] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 56.146652][ T551] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 56.146953][ T551] __sys_sendmsg (net/socket.c:2700) 
[ 56.147249][ T551] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 56.147625][ T551] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 56.147932][ T551] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 56.148230][ T551] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 56.148538][ T551] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   56.148901][  T551] RIP: 0033:0x7f9370f701e7
[ 56.149214][ T551] 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)
[   56.150281][  T551] RSP: 002b:00007ffc57aac558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   56.150735][  T551] RAX: ffffffffffffffda RBX: 00007ffc57aacc90 RCX: 00007f9370f701e7
[   56.151175][  T551] RDX: 0000000000000000 RSI: 00007ffc57aac5c0 RDI: 0000000000000005
[   56.151630][  T551] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   56.152073][  T551] R10: 0000000014b5c910 R11: 0000000000000246 R12: 0000000000000004
[   56.152521][  T551] R13: 00000000686e1e7f R14: 0000000000499600 R15: 0000000000000000
| [   66.992451][  T605] ------------[ cut here ]------------
| [ 66.992772][ T605] WARNING: CPU: 0 PID: 605 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) 
| [   66.993332][  T605] Modules linked in:
| [   66.994757][  T605] Tainted: [W]=WARN
[   66.994970][  T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 66.995316][ T605] 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) 
[ 66.995609][ T605] 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
[   66.996606][  T605] RSP: 0018:ffffc900018f7140 EFLAGS: 00010246
[   66.996956][  T605] RAX: 0000000000000000 RBX: ffff888009134000 RCX: 0000000000000001
[   66.997380][  T605] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   66.997792][  T605] RBP: ffffc900018f7228 R08: ffff88800e6d6800 R09: 0000000000000000
[   66.998214][  T605] R10: ffffc900018f75c8 R11: ffffffff9a073028 R12: 1ffff9200031ee2c
[   66.998633][  T605] R13: 0000000000000514 R14: ffffc900018f7880 R15: ffff888010d26a60
[   66.999045][  T605] FS:  00007f20d43a3800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[   66.999553][  T605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.999907][  T605] CR2: 00000000004e59f0 CR3: 00000000113b7001 CR4: 0000000000772ef0
[   67.000329][  T605] PKRU: 55555554
[   67.000546][  T605] Call Trace:
[   67.000755][  T605]  <TASK>
[ 67.000896][ T605] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.001179][ T605] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 67.001463][ T605] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.001746][ T605] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 67.002023][ T605] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 67.002297][ T605] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 67.002587][ T605] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 67.002869][ T605] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 67.003216][ T605] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 67.003500][ T605] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 67.003773][ T605] ? __kernel_text_address (kernel/extable.c:79) 
[ 67.004050][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.004329][ T605] ? __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) 
[ 67.004614][ T605] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 67.004957][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.005234][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.005517][ T605] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 67.005792][ T605] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 67.006068][ T605] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.006344][ T605] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 67.006630][ T605] ? __create_object (mm/kmemleak.c:771) 
[ 67.006907][ T605] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 67.007184][ T605] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 67.007474][ T605] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 67.007817][ T605] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 67.008101][ T605] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 67.008400][ T605] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 67.008680][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.008965][ T605] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.009251][ T605] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 67.009544][ T605] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.009833][ T605] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 67.010109][ T605] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 67.010395][ T605] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 67.010676][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.010956][ T605] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 67.011231][ T605] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 67.011524][ T605] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 67.011816][ T605] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 67.012091][ T605] ? 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) 
[ 67.012385][ T605] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 67.012664][ T605] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 67.012939][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.013219][ T605] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 67.013515][ T605] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 67.013798][ T605] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 67.014080][ T605] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 67.014372][ T605] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 67.014648][ T605] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 67.015002][ T605] ___sys_sendmsg (net/socket.c:2670) 
[ 67.015276][ T605] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 67.015561][ T605] ? __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) 
[ 67.015908][ T605] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 67.016186][ T605] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.016475][ T605] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.016757][ T605] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.017033][ T605] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 67.017306][ T605] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.017598][ T605] __sys_sendmsg (net/socket.c:2700) 
[ 67.017873][ T605] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 67.018217][ T605] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 67.018525][ T605] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.018803][ T605] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 67.019079][ T605] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   67.019440][  T605] RIP: 0033:0x7f20d45701e7
[ 67.019725][ T605] 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)
[   67.020719][  T605] RSP: 002b:00007ffc14e13708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   67.021132][  T605] RAX: ffffffffffffffda RBX: 00007ffc14e13e40 RCX: 00007f20d45701e7
[   67.021551][  T605] RDX: 0000000000000000 RSI: 00007ffc14e13770 RDI: 0000000000000005
[   67.021968][  T605] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   67.022391][  T605] R10: 00007f20d446d498 R11: 0000000000000246 R12: 0000000000000003
[   67.022804][  T605] R13: 00000000686e1e8a R14: 0000000000499600 R15: 0000000000000000
| [   67.178074][  T607] ------------[ cut here ]------------
| [ 67.178413][ T607] WARNING: CPU: 0 PID: 607 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) 
| [   67.178962][  T607] Modules linked in:
| [   67.179764][  T607] Tainted: [W]=WARN
[   67.179977][  T607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 67.180324][ T607] 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) 
[ 67.180620][ T607] 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
[   67.181623][  T607] RSP: 0018:ffffc90001867140 EFLAGS: 00010246
[   67.181972][  T607] RAX: 0000000000000000 RBX: ffff88800c5c1000 RCX: 0000000000000001
[   67.182391][  T607] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   67.182810][  T607] RBP: ffffc90001867228 R08: ffff888002b68800 R09: 0000000000000000
[   67.183220][  T607] R10: ffffc900018675c8 R11: ffffffff9a073028 R12: 1ffff9200030ce2c
[   67.183652][  T607] R13: 0000000000000514 R14: ffffc90001867880 R15: ffff888004dace60
[   67.184064][  T607] FS:  00007f666484d800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[   67.184557][  T607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.184907][  T607] CR2: 00000000004e5a00 CR3: 00000000113b7004 CR4: 0000000000772ef0
[   67.185320][  T607] PKRU: 55555554
[   67.185540][  T607] Call Trace:
[   67.185746][  T607]  <TASK>
[ 67.185888][ T607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.186167][ T607] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 67.186453][ T607] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.186734][ T607] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 67.187008][ T607] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 67.187281][ T607] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 67.187571][ T607] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 67.187852][ T607] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 67.188201][ T607] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 67.188505][ T607] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 67.188784][ T607] ? __kernel_text_address (kernel/extable.c:79) 
[ 67.189063][ T607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.189373][ T607] ? __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) 
[ 67.189650][ T607] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 67.189991][ T607] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.190268][ T607] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.190561][ T607] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 67.190835][ T607] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 67.191118][ T607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.191402][ T607] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 67.191677][ T607] ? __create_object (mm/kmemleak.c:771) 
[ 67.191954][ T607] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 67.192230][ T607] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 67.192527][ T607] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 67.192885][ T607] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 67.193183][ T607] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 67.193485][ T607] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 67.193760][ T607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.194040][ T607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.194316][ T607] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 67.194600][ T607] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.194884][ T607] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 67.195160][ T607] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 67.195447][ T607] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 67.195724][ T607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.196003][ T607] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 67.196279][ T607] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 67.196569][ T607] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 67.196861][ T607] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 67.197136][ T607] ? 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) 
[ 67.197424][ T607] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 67.197702][ T607] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 67.197975][ T607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.198254][ T607] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 67.198545][ T607] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 67.198823][ T607] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 67.199104][ T607] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 67.199401][ T607] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 67.199675][ T607] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 67.200033][ T607] ___sys_sendmsg (net/socket.c:2670) 
[ 67.200307][ T607] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 67.200591][ T607] ? __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) 
[ 67.200940][ T607] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 67.201219][ T607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.201510][ T607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.201791][ T607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.202066][ T607] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 67.202342][ T607] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.202637][ T607] __sys_sendmsg (net/socket.c:2700) 
[ 67.202911][ T607] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 67.203256][ T607] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 67.203558][ T607] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.203834][ T607] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 67.204112][ T607] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   67.204470][  T607] RIP: 0033:0x7f6664a1a1e7
[ 67.204758][ T607] 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)
[   67.205759][  T607] RSP: 002b:00007fff736c4668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   67.206174][  T607] RAX: ffffffffffffffda RBX: 00007fff736c4da0 RCX: 00007f6664a1a1e7
[   67.206599][  T607] RDX: 0000000000000000 RSI: 00007fff736c46d0 RDI: 0000000000000005
[   67.207019][  T607] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   67.207442][  T607] R10: 00007f6664917498 R11: 0000000000000246 R12: 0000000000000003
[   67.207854][  T607] R13: 00000000686e1e8a R14: 0000000000499600 R15: 0000000000000000
| [   68.006402][  T617] ------------[ cut here ]------------
| [ 68.006735][ T617] WARNING: CPU: 3 PID: 617 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) 
| [   68.007280][  T617] Modules linked in:
| [   68.008064][  T617] Tainted: [W]=WARN
[   68.008280][  T617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 68.008634][ T617] 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) 
[ 68.008919][ T617] 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
[   68.009934][  T617] RSP: 0018:ffffc90001897140 EFLAGS: 00010246
[   68.010290][  T617] RAX: 0000000000000000 RBX: ffff888009134000 RCX: 0000000000000001
[   68.010710][  T617] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   68.011122][  T617] RBP: ffffc90001897228 R08: ffff88800e53a000 R09: 0000000000000000
[   68.011542][  T617] R10: ffffc900018975c8 R11: ffffffff9a073028 R12: 1ffff92000312e2c
[   68.011956][  T617] R13: 00000000000005dc R14: ffffc90001897880 R15: ffff88800fb3c3e0
[   68.012377][  T617] FS:  00007fae35fc1800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   68.012867][  T617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.013213][  T617] CR2: 00000000004e59f0 CR3: 000000001145b004 CR4: 0000000000772ef0
[   68.013638][  T617] PKRU: 55555554
[   68.013851][  T617] Call Trace:
[   68.014059][  T617]  <TASK>
[ 68.014200][ T617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.014487][ T617] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 68.014759][ T617] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.015032][ T617] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 68.015310][ T617] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 68.015592][ T617] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 68.015879][ T617] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 68.016163][ T617] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 68.016527][ T617] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 68.016801][ T617] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 68.017079][ T617] ? __kernel_text_address (kernel/extable.c:79) 
[ 68.017373][ T617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.017652][ T617] ? __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) 
[ 68.017934][ T617] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 68.018275][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.018577][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.018855][ T617] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 68.019130][ T617] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 68.019428][ T617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.019703][ T617] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 68.019981][ T617] ? __create_object (mm/kmemleak.c:771) 
[ 68.020256][ T617] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 68.020546][ T617] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 68.020822][ T617] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 68.021165][ T617] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 68.021457][ T617] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 68.021739][ T617] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.022014][ T617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.022302][ T617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.022590][ T617] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 68.022864][ T617] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.023140][ T617] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.023424][ T617] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 68.023698][ T617] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.023979][ T617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.024263][ T617] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 68.024549][ T617] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.024827][ T617] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 68.025116][ T617] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 68.025396][ T617] ? 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) 
[ 68.025673][ T617] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 68.025950][ T617] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 68.026231][ T617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.026524][ T617] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 68.026804][ T617] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 68.027084][ T617] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 68.027380][ T617] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 68.027660][ T617] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 68.027934][ T617] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 68.028296][ T617] ___sys_sendmsg (net/socket.c:2670) 
[ 68.028582][ T617] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 68.028856][ T617] ? __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) 
[ 68.029204][ T617] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 68.029505][ T617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.029785][ T617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.030068][ T617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.030352][ T617] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 68.030648][ T617] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.030937][ T617] __sys_sendmsg (net/socket.c:2700) 
[ 68.031212][ T617] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 68.031575][ T617] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 68.031868][ T617] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.032148][ T617] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 68.032436][ T617] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   68.032784][  T617] RIP: 0033:0x7fae3618e1e7
[ 68.033068][ T617] 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)
[   68.034061][  T617] RSP: 002b:00007ffe49b5ed28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   68.034491][  T617] RAX: ffffffffffffffda RBX: 00007ffe49b5f460 RCX: 00007fae3618e1e7
[   68.034907][  T617] RDX: 0000000000000000 RSI: 00007ffe49b5ed90 RDI: 0000000000000005
[   68.035318][  T617] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   68.035764][  T617] R10: 00007fae3608b498 R11: 0000000000000246 R12: 0000000000000003
[   68.036178][  T617] R13: 00000000686e1e8b R14: 0000000000499600 R15: 0000000000000000
| [   68.160807][  T619] ------------[ cut here ]------------
| [ 68.161137][ T619] WARNING: CPU: 3 PID: 619 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) 
| [   68.161723][  T619] Modules linked in:
| [   68.162546][  T619] Tainted: [W]=WARN
[   68.162774][  T619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 68.163137][ T619] 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) 
[ 68.163445][ T619] 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
[   68.164499][  T619] RSP: 0018:ffffc90001917140 EFLAGS: 00010246
[   68.164876][  T619] RAX: 0000000000000000 RBX: ffff88800c5c1000 RCX: 0000000000000001
[   68.165311][  T619] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   68.165751][  T619] RBP: ffffc90001917228 R08: ffff88800c460800 R09: 0000000000000000
[   68.166186][  T619] R10: ffffc900019175c8 R11: ffffffff9a073028 R12: 1ffff92000322e2c
[   68.166633][  T619] R13: 00000000000005dc R14: ffffc90001917880 R15: ffff88800fb3f4e0
[   68.167064][  T619] FS:  00007fcd366fb800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   68.167582][  T619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.167950][  T619] CR2: 00000000004e5a00 CR3: 00000000114c9001 CR4: 0000000000772ef0
[   68.168395][  T619] PKRU: 55555554
[   68.168622][  T619] Call Trace:
[   68.168841][  T619]  <TASK>
[ 68.168983][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.169293][ T619] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 68.169589][ T619] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.169883][ T619] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 68.170176][ T619] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 68.170474][ T619] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 68.170773][ T619] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 68.171069][ T619] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 68.171456][ T619] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 68.171745][ T619] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 68.172052][ T619] ? __kernel_text_address (kernel/extable.c:79) 
[ 68.172392][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.172688][ T619] ? __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) 
[ 68.172990][ T619] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 68.173352][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.173660][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.173955][ T619] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 68.174244][ T619] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 68.174548][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.174837][ T619] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 68.175123][ T619] ? __create_object (mm/kmemleak.c:771) 
[ 68.175414][ T619] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 68.175701][ T619] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 68.175994][ T619] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 68.176354][ T619] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 68.176665][ T619] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 68.176962][ T619] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.177250][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.177559][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.177849][ T619] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 68.178136][ T619] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 68.178438][ T619] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 68.178726][ T619] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 68.179019][ T619] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.179325][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.179637][ T619] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 68.179930][ T619] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 68.180222][ T619] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 68.180533][ T619] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 68.180825][ T619] ? 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) 
[ 68.181117][ T619] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 68.181420][ T619] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 68.181715][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 68.182009][ T619] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 68.182306][ T619] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 68.182620][ T619] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 68.182920][ T619] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 68.183213][ T619] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 68.183511][ T619] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 68.183882][ T619] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 68.184243][ T619] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 68.184548][ T619] ___sys_sendmsg (net/socket.c:2670) 
[ 68.184842][ T619] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 68.185139][ T619] ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 1)) 
[ 68.185436][ T619] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 68.185725][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.186025][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.186333][ T619] ? rcu_do_batch (kernel/rcu/tree_nocb.h:1636 kernel/rcu/tree.c:2642) 
[ 68.186634][ T619] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 68.186928][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 68.187222][ T619] __sys_sendmsg (net/socket.c:2700) 
[ 68.187525][ T619] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 68.187813][ T619] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 68.188102][ T619] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 68.188413][ T619] ? handle_softirqs (./arch/x86/include/asm/preempt.h:27 kernel/softirq.c:426 kernel/softirq.c:607) 
[ 68.188709][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 68.189003][ T619] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 68.189304][ T619] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   68.189674][  T619] RIP: 0033:0x7fcd368c81e7
[ 68.189978][ T619] 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)
[   68.191034][  T619] RSP: 002b:00007ffc267b41e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   68.191484][  T619] RAX: ffffffffffffffda RBX: 00007ffc267b4920 RCX: 00007fcd368c81e7
[   68.191919][  T619] RDX: 0000000000000000 RSI: 00007ffc267b4250 RDI: 0000000000000005
[   68.192374][  T619] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   68.192811][  T619] R10: 00007fcd367c5498 R11: 0000000000000246 R12: 0000000000000003
[   68.193246][  T619] R13: 00000000686e1e8b R14: 0000000000499600 R15: 0000000000000000
| [   70.113860][  T647] ------------[ cut here ]------------
| [ 70.114213][ T647] WARNING: CPU: 2 PID: 647 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) 
| [   70.114791][  T647] Modules linked in:
| [   70.115606][  T647] Tainted: [W]=WARN
[   70.115828][  T647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 70.116192][ T647] 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) 
[ 70.117504][ T647] 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
[   70.118521][  T647] RSP: 0018:ffffc90001957140 EFLAGS: 00010246
[   70.118887][  T647] RAX: 0000000000000000 RBX: ffff888009134000 RCX: 0000000000000001
[   70.119330][  T647] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   70.119764][  T647] RBP: ffffc90001957228 R08: ffff88800fad0800 R09: 0000000000000000
[   70.120190][  T647] R10: ffffc900019575c8 R11: ffffffff9a073028 R12: 1ffff9200032ae2c
[   70.120624][  T647] R13: 0000000000000514 R14: ffffc90001957880 R15: ffff8880093718e0
[   70.121049][  T647] FS:  00007f0194f4c800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[   70.121557][  T647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.121917][  T647] CR2: 00000000004e59f0 CR3: 0000000010e70006 CR4: 0000000000772ef0
[   70.122347][  T647] PKRU: 55555554
[   70.122578][  T647] Call Trace:
[   70.122797][  T647]  <TASK>
[ 70.122949][ T647] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.123244][ T647] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 70.123540][ T647] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.123838][ T647] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 70.124130][ T647] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 70.124428][ T647] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 70.124725][ T647] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 70.125019][ T647] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 70.125391][ T647] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 70.125680][ T647] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 70.125967][ T647] ? __kernel_text_address (kernel/extable.c:79) 
[ 70.126256][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.126556][ T647] ? __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) 
[ 70.126848][ T647] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 70.127201][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.127499][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.127785][ T647] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 70.128071][ T647] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 70.128375][ T647] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.128671][ T647] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 70.128957][ T647] ? __create_object (mm/kmemleak.c:771) 
[ 70.129257][ T647] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 70.129559][ T647] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 70.129847][ T647] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 70.130201][ T647] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 70.130503][ T647] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 70.130799][ T647] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 70.131087][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.131393][ T647] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.131681][ T647] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 70.131968][ T647] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.132261][ T647] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 70.132565][ T647] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 70.132857][ T647] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 70.133243][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.133578][ T647] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 70.133884][ T647] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 70.134174][ T647] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 70.134493][ T647] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 70.134778][ T647] ? 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) 
[ 70.135069][ T647] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 70.135370][ T647] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 70.135664][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.135956][ T647] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 70.136248][ T647] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 70.136550][ T647] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 70.136848][ T647] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 70.137136][ T647] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 70.137434][ T647] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 70.137803][ T647] ___sys_sendmsg (net/socket.c:2670) 
[ 70.138091][ T647] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 70.138385][ T647] ? __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) 
[ 70.138750][ T647] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 70.139044][ T647] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.139349][ T647] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.139653][ T647] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.139945][ T647] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 70.140234][ T647] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.140541][ T647] __sys_sendmsg (net/socket.c:2700) 
[ 70.140833][ T647] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 70.141186][ T647] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 70.141496][ T647] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.141789][ T647] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 70.142077][ T647] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   70.142438][  T647] RIP: 0033:0x7f01951191e7
[ 70.142737][ T647] 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)
[   70.143742][  T647] RSP: 002b:00007ffddbd750d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   70.144168][  T647] RAX: ffffffffffffffda RBX: 00007ffddbd75810 RCX: 00007f01951191e7
[   70.144614][  T647] RDX: 0000000000000000 RSI: 00007ffddbd75140 RDI: 0000000000000005
[   70.145045][  T647] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   70.145485][  T647] R10: 00007f0195016498 R11: 0000000000000246 R12: 0000000000000003
[   70.145908][  T647] R13: 00000000686e1e8d R14: 0000000000499600 R15: 0000000000000000
| [   70.287719][  T649] ------------[ cut here ]------------
| [ 70.288033][ T649] WARNING: CPU: 3 PID: 649 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) 
| [   70.288597][  T649] Modules linked in:
| [   70.289390][  T649] Tainted: [W]=WARN
[   70.289599][  T649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 70.289940][ T649] 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) 
[ 70.290221][ T649] 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
[   70.291214][  T649] RSP: 0018:ffffc900019b7140 EFLAGS: 00010246
[   70.292492][  T649] RAX: 0000000000000000 RBX: ffff88800c5c1000 RCX: 0000000000000001
[   70.292908][  T649] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   70.293317][  T649] RBP: ffffc900019b7228 R08: ffff88800e7f2000 R09: 0000000000000000
[   70.293740][  T649] R10: ffffc900019b75c8 R11: ffffffff9a073028 R12: 1ffff92000336e2c
[   70.294150][  T649] R13: 0000000000000514 R14: ffffc900019b7880 R15: ffff888009373160
[   70.294567][  T649] FS:  00007fb3fa4ad800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   70.295045][  T649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.295404][  T649] CR2: 00000000004e5a00 CR3: 00000000113b5003 CR4: 0000000000772ef0
[   70.295818][  T649] PKRU: 55555554
[   70.296027][  T649] Call Trace:
[   70.296234][  T649]  <TASK>
[ 70.296381][ T649] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.296667][ T649] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 70.296943][ T649] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.297221][ T649] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 70.297511][ T649] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 70.297785][ T649] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 70.298063][ T649] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 70.298341][ T649] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 70.298698][ T649] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 70.298974][ T649] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 70.299261][ T649] ? __kernel_text_address (kernel/extable.c:79) 
[ 70.299553][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.299833][ T649] ? __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) 
[ 70.300109][ T649] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 70.300456][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.300732][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.301007][ T649] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 70.301281][ T649] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 70.301574][ T649] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.301848][ T649] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 70.302120][ T649] ? __create_object (mm/kmemleak.c:771) 
[ 70.302404][ T649] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 70.302680][ T649] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 70.302956][ T649] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 70.303297][ T649] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 70.303591][ T649] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 70.303874][ T649] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 70.304148][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.304436][ T649] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.304712][ T649] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 70.304985][ T649] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.305262][ T649] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 70.305543][ T649] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 70.305830][ T649] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 70.306108][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.306397][ T649] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 70.306676][ T649] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 70.306952][ T649] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 70.307237][ T649] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 70.307518][ T649] ? 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) 
[ 70.307805][ T649] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 70.308086][ T649] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 70.308371][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.308655][ T649] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 70.308934][ T649] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 70.309214][ T649] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 70.309510][ T649] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 70.309789][ T649] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 70.310074][ T649] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 70.310437][ T649] ___sys_sendmsg (net/socket.c:2670) 
[ 70.310711][ T649] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 70.310982][ T649] ? __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) 
[ 70.311326][ T649] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 70.311615][ T649] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.311900][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.312180][ T649] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.312463][ T649] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 70.312739][ T649] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.313021][ T649] __sys_sendmsg (net/socket.c:2700) 
[ 70.313293][ T649] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 70.313664][ T649] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 70.313952][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.314239][ T649] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 70.314527][ T649] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   70.314867][  T649] RIP: 0033:0x7fb3fa67a1e7
[ 70.315150][ T649] 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)
[   70.316150][  T649] RSP: 002b:00007ffd87348ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   70.316578][  T649] RAX: ffffffffffffffda RBX: 00007ffd873495e0 RCX: 00007fb3fa67a1e7
[   70.316989][  T649] RDX: 0000000000000000 RSI: 00007ffd87348f10 RDI: 0000000000000005
[   70.317410][  T649] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   70.317827][  T649] R10: 00007fb3fa577498 R11: 0000000000000246 R12: 0000000000000003
[   70.318237][  T649] R13: 00000000686e1e8d R14: 0000000000499600 R15: 0000000000000000
| [   87.757724][  T771] ------------[ cut here ]------------
| [ 87.758053][ T771] WARNING: CPU: 0 PID: 771 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) 
| [   87.758651][  T771] Modules linked in:
| [   87.759511][  T771] Tainted: [W]=WARN
[   87.759735][  T771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 87.760103][ T771] 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) 
[ 87.760791][ T771] 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
[   87.762054][  T771] RSP: 0018:ffffc90001f36ef0 EFLAGS: 00010246
[   87.762601][  T771] RAX: 0000000000000000 RBX: ffff8880091da000 RCX: 0000000000000001
[   87.763041][  T771] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   87.763571][  T771] RBP: ffffc90001f36fd8 R08: 0000000000000000 R09: 0000000000000000
[   87.764015][  T771] R10: ffffc90001f37008 R11: ffffffff9978d1e0 R12: 1ffff920003e6de2
[   87.764460][  T771] R13: 00000000000005dc R14: ffffc90001f37008 R15: ffff8880091daf48
[   87.764901][  T771] FS:  00007ff8b831e800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[   87.765539][  T771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.765918][  T771] CR2: 00000000004e59f0 CR3: 000000000f399001 CR4: 0000000000772ef0
[   87.766380][  T771] PKRU: 55555554
[   87.766603][  T771] Call Trace:
[   87.766825][  T771]  <TASK>
[ 87.766979][ T771] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 87.767283][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.767604][ T771] netif_set_mtu (net/core/dev.c:9652) 
[ 87.767900][ T771] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 87.768215][ T771] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 87.768448][ T771] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 87.768747][ T771] br_add_if (net/bridge/br_if.c:697) 
[ 87.768986][ T771] do_set_master (net/core/rtnetlink.c:2948) 
[ 87.769289][ T771] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 87.769601][ T771] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 87.769903][ T771] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 87.770281][ T771] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 87.770591][ T771] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 87.770888][ T771] ? __kernel_text_address (kernel/extable.c:79) 
[ 87.771186][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.771496][ T771] ? __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) 
[ 87.771794][ T771] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 87.772161][ T771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 87.772494][ T771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 87.772800][ T771] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 87.773097][ T771] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 87.773409][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.773711][ T771] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 87.774006][ T771] ? __create_object (mm/kmemleak.c:771) 
[ 87.774303][ T771] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 87.774611][ T771] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 87.774915][ T771] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 87.775282][ T771] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 87.775633][ T771] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 87.775944][ T771] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 87.776242][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.776555][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.776854][ T771] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 87.777148][ T771] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 87.777457][ T771] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 87.777753][ T771] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 87.778052][ T771] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 87.778352][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.778671][ T771] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 87.778964][ T771] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 87.779274][ T771] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 87.779593][ T771] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 87.779888][ T771] ? 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) 
[ 87.780187][ T771] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 87.780494][ T771] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 87.780790][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.781091][ T771] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 87.781399][ T771] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 87.781723][ T771] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 87.782031][ T771] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 87.782332][ T771] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 87.782642][ T771] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 87.783024][ T771] ___sys_sendmsg (net/socket.c:2670) 
[ 87.783319][ T771] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 87.783630][ T771] ? __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) 
[ 87.784000][ T771] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 87.784298][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.784609][ T771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.784914][ T771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.785207][ T771] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 87.785513][ T771] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 87.785816][ T771] __sys_sendmsg (net/socket.c:2700) 
[ 87.786108][ T771] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 87.786485][ T771] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 87.786801][ T771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 87.787137][ T771] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 87.787448][ T771] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   87.787815][  T771] RIP: 0033:0x7ff8b84eb1e7
[ 87.788118][ T771] 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)
[   87.789298][  T771] RSP: 002b:00007ffe4b99fd28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   87.789757][  T771] RAX: ffffffffffffffda RBX: 00007ffe4b9a0460 RCX: 00007ff8b84eb1e7
[   87.790199][  T771] RDX: 0000000000000000 RSI: 00007ffe4b99fd90 RDI: 0000000000000005
[   87.790652][  T771] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   87.791099][  T771] R10: 0000000008c89910 R11: 0000000000000246 R12: 0000000000000004
[   87.791548][  T771] R13: 00000000686e1e9f R14: 0000000000499600 R15: 0000000000000000
| [   87.924089][  T772] ------------[ cut here ]------------
| [ 87.924951][ T772] WARNING: CPU: 2 PID: 772 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) 
| [   87.925565][  T772] Modules linked in:
| [   87.926447][  T772] Tainted: [W]=WARN
[   87.926685][  T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 87.927087][ T772] 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) 
[ 87.927420][ T772] 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
[   87.928507][  T772] RSP: 0018:ffffc90001f36ef0 EFLAGS: 00010246
[   87.928898][  T772] RAX: 0000000000000000 RBX: ffff8880091da000 RCX: 0000000000000001
[   87.929378][  T772] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   87.929843][  T772] RBP: ffffc90001f36fd8 R08: 0000000000000000 R09: 0000000000000000
[   87.930319][  T772] R10: ffffc90001f37008 R11: ffffffff9a0ceab8 R12: 1ffff920003e6de2
[   87.930794][  T772] R13: 00000000000005dc R14: ffffc90001f37008 R15: ffff8880091daf48
[   87.931254][  T772] FS:  00007fd311c78800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[   87.931801][  T772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   87.932200][  T772] CR2: 00000000004e59f8 CR3: 00000000110fc003 CR4: 0000000000772ef0
[   87.932673][  T772] PKRU: 55555554
[   87.932909][  T772] Call Trace:
[   87.933146][  T772]  <TASK>
[ 87.933313][ T772] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 87.933659][ T772] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 87.933970][ T772] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 87.934406][ T772] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 87.934719][ T772] netif_set_mtu (net/core/dev.c:9652) 
[ 87.935025][ T772] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 87.935344][ T772] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 87.935746][ T772] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 87.935985][ T772] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 87.936298][ T772] br_add_if (net/bridge/br_if.c:697) 
[ 87.936566][ T772] do_set_master (net/core/rtnetlink.c:2948) 
[ 87.936874][ T772] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 87.937219][ T772] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 87.937548][ T772] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 87.937937][ T772] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 87.938279][ T772] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 87.938602][ T772] ? __kernel_text_address (kernel/extable.c:79) 
[ 87.938921][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.939249][ T772] ? __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) 
[ 87.939614][ T772] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 87.940037][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 87.940353][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 87.940686][ T772] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 87.940999][ T772] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 87.941319][ T772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.941647][ T772] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 87.941962][ T772] ? __create_object (mm/kmemleak.c:771) 
[ 87.942272][ T772] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 87.942595][ T772] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 87.942906][ T772] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 87.943287][ T772] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 87.943614][ T772] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 87.943935][ T772] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 87.944243][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.944574][ T772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.944885][ T772] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 87.945191][ T772] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 87.945519][ T772] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 87.945830][ T772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 87.946142][ T772] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 87.946473][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.946793][ T772] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 87.947103][ T772] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 87.947440][ T772] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 87.947964][ T772] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 87.948273][ T772] ? 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) 
[ 87.948596][ T772] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 87.948950][ T772] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 87.949268][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.949599][ T772] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 87.949913][ T772] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 87.950224][ T772] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 87.950551][ T772] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 87.950886][ T772] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 87.951199][ T772] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 87.951607][ T772] ___sys_sendmsg (net/socket.c:2670) 
[ 87.951915][ T772] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 87.952255][ T772] ? __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) 
[ 87.952657][ T772] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 87.952976][ T772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.953310][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 87.953635][ T772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 87.953943][ T772] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 87.954253][ T772] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 87.954582][ T772] __sys_sendmsg (net/socket.c:2700) 
[ 87.954893][ T772] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 87.955298][ T772] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 87.955655][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 87.955974][ T772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 87.956285][ T772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   87.956737][  T772] RIP: 0033:0x7fd311e451e7
[ 87.957054][ T772] 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)
[   87.958147][  T772] RSP: 002b:00007ffc9ed06f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   87.958623][  T772] RAX: ffffffffffffffda RBX: 00007ffc9ed07660 RCX: 00007fd311e451e7
[   87.959102][  T772] RDX: 0000000000000000 RSI: 00007ffc9ed06f90 RDI: 0000000000000005
[   87.959608][  T772] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   87.960062][  T772] R10: 000000002d158910 R11: 0000000000000246 R12: 0000000000000004
[   87.960548][  T772] R13: 00000000686e1e9f R14: 0000000000499600 R15: 0000000000000000
| [   99.074636][  T834] ------------[ cut here ]------------
| [ 99.074952][ T834] WARNING: CPU: 3 PID: 834 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) 
| [   99.075581][  T834] Modules linked in:
| [   99.076371][  T834] Tainted: [W]=WARN
[   99.076581][  T834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.076930][ T834] 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) 
[ 99.077212][ T834] 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
[   99.078207][  T834] RSP: 0018:ffffc90002067140 EFLAGS: 00010246
[   99.078565][  T834] RAX: 0000000000000000 RBX: ffff8880087c1000 RCX: 0000000000000001
[   99.078978][  T834] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   99.079414][  T834] RBP: ffffc90002067228 R08: ffff88800e280800 R09: 0000000000000000
[   99.079826][  T834] R10: ffffc900020675c8 R11: ffffffff9a073028 R12: 1ffff9200040ce2c
[   99.080236][  T834] R13: 0000000000000514 R14: ffffc90002067880 R15: ffff88800fb3d560
[   99.080658][  T834] FS:  00007f6c2e0c0800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[   99.081139][  T834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.081497][  T834] CR2: 00000000004e59f0 CR3: 00000000112ba006 CR4: 0000000000772ef0
[   99.081913][  T834] PKRU: 55555554
[   99.082118][  T834] Call Trace:
[   99.082322][  T834]  <TASK>
[ 99.082474][ T834] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.082757][ T834] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 99.083033][ T834] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.083308][ T834] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 99.083595][ T834] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 99.083872][ T834] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 99.084150][ T834] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 99.084445][ T834] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 99.084793][ T834] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 99.085071][ T834] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 99.085346][ T834] ? __kernel_text_address (kernel/extable.c:79) 
[ 99.085635][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.085915][ T834] ? __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) 
[ 99.086199][ T834] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 99.086554][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.086832][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.087112][ T834] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 99.087396][ T834] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 99.087675][ T834] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.087953][ T834] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 99.088224][ T834] ? __create_object (mm/kmemleak.c:771) 
[ 99.088513][ T834] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 99.088790][ T834] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 99.089069][ T834] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 99.089435][ T834] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 99.089724][ T834] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 99.090010][ T834] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.090286][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.090582][ T834] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.090860][ T834] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 99.091136][ T834] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.091426][ T834] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.091702][ T834] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 99.091980][ T834] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.092263][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.092557][ T834] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 99.092835][ T834] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.093113][ T834] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 99.093425][ T834] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 99.093705][ T834] ? 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) 
[ 99.093984][ T834] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 99.094263][ T834] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 99.094549][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.094832][ T834] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 99.095107][ T834] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 99.095389][ T834] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 99.095674][ T834] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 99.095950][ T834] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 99.096223][ T834] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 99.096590][ T834] ___sys_sendmsg (net/socket.c:2670) 
[ 99.096868][ T834] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 99.097142][ T834] ? __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) 
[ 99.097499][ T834] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 99.097776][ T834] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.098053][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.098343][ T834] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.098647][ T834] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 99.098920][ T834] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.099199][ T834] __sys_sendmsg (net/socket.c:2700) 
[ 99.099492][ T834] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 99.099832][ T834] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 99.100117][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.100403][ T834] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 99.100683][ T834] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   99.101026][  T834] RIP: 0033:0x7f6c2e28d1e7
[ 99.101310][ T834] 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)
[   99.102298][  T834] RSP: 002b:00007ffe350c8648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   99.102730][  T834] RAX: ffffffffffffffda RBX: 00007ffe350c8d80 RCX: 00007f6c2e28d1e7
[   99.103142][  T834] RDX: 0000000000000000 RSI: 00007ffe350c86b0 RDI: 0000000000000005
[   99.103567][  T834] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   99.103976][  T834] R10: 00007f6c2e18a498 R11: 0000000000000246 R12: 0000000000000003
[   99.104407][  T834] R13: 00000000686e1eaa R14: 0000000000499600 R15: 0000000000000000
| [   99.217155][  T836] ------------[ cut here ]------------
| [ 99.217533][ T836] WARNING: CPU: 2 PID: 836 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) 
| [   99.218099][  T836] Modules linked in:
| [   99.218927][  T836] Tainted: [W]=WARN
[   99.219160][  T836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.219561][ T836] 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) 
[ 99.219878][ T836] 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
[   99.220914][  T836] RSP: 0018:ffffc90001a87140 EFLAGS: 00010246
[   99.221281][  T836] RAX: 0000000000000000 RBX: ffff88800e154000 RCX: 0000000000000001
[   99.221713][  T836] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[   99.222139][  T836] RBP: ffffc90001a87228 R08: ffff88800ca0b800 R09: 0000000000000000
[   99.222730][  T836] R10: ffffc90001a875c8 R11: ffffffff9a073028 R12: 1ffff92000350e2c
[   99.223285][  T836] R13: 0000000000000514 R14: ffffc90001a87880 R15: ffff88800fb3cae0
[   99.223724][  T836] FS:  00007f75181ac800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[   99.224218][  T836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.224592][  T836] CR2: 00000000004e5a00 CR3: 0000000010e84003 CR4: 0000000000772ef0
[   99.225021][  T836] PKRU: 55555554
[   99.225240][  T836] Call Trace:
[   99.225468][  T836]  <TASK>
[ 99.225621][ T836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.225917][ T836] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 99.226206][ T836] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.226518][ T836] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 99.226819][ T836] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 99.227105][ T836] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 99.227407][ T836] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 99.227702][ T836] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 99.228068][ T836] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 99.228368][ T836] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 99.228667][ T836] ? __kernel_text_address (kernel/extable.c:79) 
[ 99.228956][ T836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.229256][ T836] ? __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) 
[ 99.229556][ T836] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 99.229916][ T836] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.230205][ T836] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.230505][ T836] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 99.230804][ T836] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 99.231095][ T836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.231391][ T836] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 99.231675][ T836] ? __create_object (mm/kmemleak.c:771) 
[ 99.231963][ T836] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 99.232253][ T836] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 99.232548][ T836] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 99.232904][ T836] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 99.233204][ T836] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 99.233507][ T836] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.233795][ T836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.234088][ T836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.234388][ T836] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 99.234678][ T836] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.234967][ T836] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.235256][ T836] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 99.235561][ T836] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.235852][ T836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.236146][ T836] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 99.236443][ T836] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.236733][ T836] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 99.237032][ T836] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 99.237319][ T836] ? 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) 
[ 99.237630][ T836] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 99.237925][ T836] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 99.238212][ T836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.238523][ T836] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 99.238815][ T836] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 99.239103][ T836] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 99.239424][ T836] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 99.239727][ T836] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 99.240014][ T836] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 99.240394][ T836] ___sys_sendmsg (net/socket.c:2670) 
[ 99.240680][ T836] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 99.240966][ T836] ? __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) 
[ 99.241320][ T836] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 99.241623][ T836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.241917][ T836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.242211][ T836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.242510][ T836] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 99.242801][ T836] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.243095][ T836] __sys_sendmsg (net/socket.c:2700) 
[ 99.243391][ T836] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 99.243744][ T836] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 99.244052][ T836] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.244342][ T836] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 99.244642][ T836] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   99.244993][  T836] RIP: 0033:0x7f75183791e7
[ 99.245291][ T836] 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)
[   99.246297][  T836] RSP: 002b:00007ffd58df80e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   99.246739][  T836] RAX: ffffffffffffffda RBX: 00007ffd58df8820 RCX: 00007f75183791e7
[   99.247163][  T836] RDX: 0000000000000000 RSI: 00007ffd58df8150 RDI: 0000000000000005
[   99.247630][  T836] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   99.248097][  T836] R10: 00007f7518276498 R11: 0000000000000246 R12: 0000000000000003
[   99.248539][  T836] R13: 00000000686e1eaa R14: 0000000000499600 R15: 0000000000000000
| [  100.045121][  T846] ------------[ cut here ]------------
| [ 100.045452][ T846] WARNING: CPU: 0 PID: 846 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) 
| [  100.046006][  T846] Modules linked in:
| [  100.046792][  T846] Tainted: [W]=WARN
[  100.047002][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 100.047344][ T846] 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) 
[ 100.047641][ T846] 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
[  100.048650][  T846] RSP: 0018:ffffc90001ac7140 EFLAGS: 00010246
[  100.049007][  T846] RAX: 0000000000000000 RBX: ffff8880087c1000 RCX: 0000000000000001
[  100.049440][  T846] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  100.049854][  T846] RBP: ffffc90001ac7228 R08: ffff888005a38800 R09: 0000000000000000
[  100.050263][  T846] R10: ffffc90001ac75c8 R11: ffffffff9a073028 R12: 1ffff92000358e2c
[  100.051383][  T846] R13: 00000000000005dc R14: ffffc90001ac7880 R15: ffff888010d24ae0
[  100.051800][  T846] FS:  00007f8079db7800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  100.052293][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.052651][  T846] CR2: 00000000004e59f0 CR3: 0000000010e96002 CR4: 0000000000772ef0
[  100.053080][  T846] PKRU: 55555554
[  100.053289][  T846] Call Trace:
[  100.053505][  T846]  <TASK>
[ 100.053646][ T846] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.053930][ T846] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 100.054204][ T846] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 100.054495][ T846] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 100.054776][ T846] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 100.055052][ T846] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 100.055336][ T846] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 100.055628][ T846] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 100.055980][ T846] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 100.056257][ T846] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 100.056543][ T846] ? __kernel_text_address (kernel/extable.c:79) 
[ 100.056828][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.057113][ T846] ? __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) 
[ 100.057402][ T846] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 100.057749][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 100.058036][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 100.058313][ T846] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 100.058600][ T846] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 100.058878][ T846] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.059157][ T846] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 100.059461][ T846] ? __create_object (mm/kmemleak.c:771) 
[ 100.059739][ T846] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 100.060020][ T846] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 100.060299][ T846] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 100.060653][ T846] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 100.060940][ T846] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 100.061236][ T846] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 100.061550][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.061835][ T846] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.062114][ T846] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 100.062397][ T846] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 100.062675][ T846] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 100.062953][ T846] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 100.063234][ T846] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 100.063524][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.063810][ T846] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 100.064101][ T846] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 100.064392][ T846] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 100.064678][ T846] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 100.064956][ T846] ? 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) 
[ 100.065234][ T846] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 100.065537][ T846] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 100.065819][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.066104][ T846] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 100.066392][ T846] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 100.066666][ T846] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 100.066948][ T846] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 100.067228][ T846] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 100.067512][ T846] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 100.067869][ T846] ___sys_sendmsg (net/socket.c:2670) 
[ 100.068147][ T846] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 100.068432][ T846] ? __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) 
[ 100.068779][ T846] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 100.069064][ T846] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.069350][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.069643][ T846] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.069923][ T846] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 100.070199][ T846] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 100.070492][ T846] __sys_sendmsg (net/socket.c:2700) 
[ 100.070764][ T846] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 100.071106][ T846] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 100.071401][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 100.071678][ T846] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 100.071954][ T846] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  100.072298][  T846] RIP: 0033:0x7f8079f841e7
[ 100.072595][ T846] 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)
[  100.073599][  T846] RSP: 002b:00007ffdfd46a6a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  100.074022][  T846] RAX: ffffffffffffffda RBX: 00007ffdfd46ade0 RCX: 00007f8079f841e7
[  100.074445][  T846] RDX: 0000000000000000 RSI: 00007ffdfd46a710 RDI: 0000000000000005
[  100.074857][  T846] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  100.075276][  T846] R10: 00007f8079e81498 R11: 0000000000000246 R12: 0000000000000003
[  100.075705][  T846] R13: 00000000686e1eab R14: 0000000000499600 R15: 0000000000000000
| [  100.210583][  T848] ------------[ cut here ]------------
| [ 100.210889][ T848] WARNING: CPU: 0 PID: 848 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) 
| [  100.211480][  T848] Modules linked in:
| [  100.212260][  T848] Tainted: [W]=WARN
[  100.212486][  T848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 100.212830][ T848] 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) 
[ 100.213115][ T848] 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
[  100.214158][  T848] RSP: 0018:ffffc900020c7140 EFLAGS: 00010246
[  100.214533][  T848] RAX: 0000000000000000 RBX: ffff88800e154000 RCX: 0000000000000001
[  100.214946][  T848] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  100.215372][  T848] RBP: ffffc900020c7228 R08: ffff8880099ae800 R09: 0000000000000000
[  100.215783][  T848] R10: ffffc900020c75c8 R11: ffffffff9a073028 R12: 1ffff92000418e2c
[  100.216198][  T848] R13: 00000000000005dc R14: ffffc900020c7880 R15: ffff88800ac87160
[  100.216614][  T848] FS:  00007f6ed02d2800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  100.217095][  T848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.217447][  T848] CR2: 00000000004e5a00 CR3: 0000000010e96004 CR4: 0000000000772ef0
[  100.217862][  T848] PKRU: 55555554
[  100.218072][  T848] Call Trace:
[  100.218277][  T848]  <TASK>
[ 100.218435][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.218724][ T848] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 100.218997][ T848] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 100.219284][ T848] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 100.219585][ T848] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 100.219860][ T848] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 100.220146][ T848] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 100.220435][ T848] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 100.220785][ T848] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 100.221058][ T848] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 100.221331][ T848] ? __kernel_text_address (kernel/extable.c:79) 
[ 100.221626][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.221907][ T848] ? __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) 
[ 100.222187][ T848] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 100.222547][ T848] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 100.222823][ T848] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 100.223093][ T848] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 100.223378][ T848] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 100.223654][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.223928][ T848] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 100.224204][ T848] ? __create_object (mm/kmemleak.c:771) 
[ 100.224488][ T848] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 100.224763][ T848] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 100.225043][ T848] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 100.225392][ T848] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 100.225677][ T848] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 100.225955][ T848] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 100.226256][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.226566][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.226845][ T848] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 100.227117][ T848] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 100.227403][ T848] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 100.227677][ T848] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 100.227953][ T848] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 100.228230][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.228527][ T848] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 100.228803][ T848] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 100.229078][ T848] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 100.229385][ T848] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 100.229660][ T848] ? 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) 
[ 100.229936][ T848] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 100.230216][ T848] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 100.230519][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.230803][ T848] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 100.231082][ T848] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 100.231370][ T848] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 100.231652][ T848] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 100.231929][ T848] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 100.232201][ T848] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 100.232565][ T848] ___sys_sendmsg (net/socket.c:2670) 
[ 100.232837][ T848] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 100.233112][ T848] ? __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) 
[ 100.233462][ T848] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 100.233739][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.234014][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 100.234294][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 100.234585][ T848] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 100.234868][ T848] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 100.235150][ T848] __sys_sendmsg (net/socket.c:2700) 
[ 100.235430][ T848] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 100.235768][ T848] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 100.236054][ T848] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 100.236328][ T848] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 100.236610][ T848] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  100.236953][  T848] RIP: 0033:0x7f6ed049f1e7
[ 100.237238][ T848] 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)
[  100.238222][  T848] RSP: 002b:00007fffdcde7f98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  100.238658][  T848] RAX: ffffffffffffffda RBX: 00007fffdcde86d0 RCX: 00007f6ed049f1e7
[  100.239068][  T848] RDX: 0000000000000000 RSI: 00007fffdcde8000 RDI: 0000000000000005
[  100.239508][  T848] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  100.239923][  T848] R10: 00007f6ed039c498 R11: 0000000000000246 R12: 0000000000000003
[  100.240338][  T848] R13: 00000000686e1eab R14: 0000000000499600 R15: 0000000000000000
| [  102.388821][  T880] ------------[ cut here ]------------
| [ 102.389151][ T880] WARNING: CPU: 0 PID: 880 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) 
| [  102.389721][  T880] Modules linked in:
| [  102.390501][  T880] Tainted: [W]=WARN
[  102.390710][  T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 102.391056][ T880] 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) 
[ 102.391347][ T880] 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
[  102.392335][  T880] RSP: 0018:ffffc90002197140 EFLAGS: 00010246
[  102.392692][  T880] RAX: 0000000000000000 RBX: ffff8880087c1000 RCX: 0000000000000001
[  102.393107][  T880] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  102.393523][  T880] RBP: ffffc90002197228 R08: ffff88800afcd000 R09: 0000000000000000
[  102.393934][  T880] R10: ffffc900021975c8 R11: ffffffff9a073028 R12: 1ffff92000432e2c
[  102.394345][  T880] R13: 0000000000000514 R14: ffffc90002197880 R15: ffff88800b2aede0
[  102.394767][  T880] FS:  00007f664e25c800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  102.395257][  T880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.395640][  T880] CR2: 00000000004e59f0 CR3: 0000000010ddf002 CR4: 0000000000772ef0
[  102.396057][  T880] PKRU: 55555554
[  102.396262][  T880] Call Trace:
[  102.396478][  T880]  <TASK>
[ 102.396619][ T880] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.396924][ T880] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 102.397209][ T880] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 102.397511][ T880] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 102.397802][ T880] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 102.398089][ T880] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 102.398396][ T880] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 102.398687][ T880] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 102.399056][ T880] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 102.399353][ T880] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 102.399655][ T880] ? __kernel_text_address (kernel/extable.c:79) 
[ 102.399948][ T880] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.400238][ T880] ? __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) 
[ 102.400541][ T880] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 102.400897][ T880] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 102.401194][ T880] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 102.401490][ T880] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 102.401773][ T880] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 102.402051][ T880] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.402325][ T880] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 102.402610][ T880] ? __create_object (mm/kmemleak.c:771) 
[ 102.402886][ T880] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 102.403165][ T880] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 102.403457][ T880] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 102.403798][ T880] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 102.404079][ T880] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 102.404372][ T880] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 102.404647][ T880] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.404928][ T880] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.405202][ T880] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 102.405504][ T880] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 102.405783][ T880] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 102.406057][ T880] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 102.406336][ T880] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 102.406625][ T880] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.406907][ T880] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 102.407205][ T880] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 102.407492][ T880] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 102.407787][ T880] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 102.408059][ T880] ? 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) 
[ 102.408334][ T880] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 102.408623][ T880] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 102.408898][ T880] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.409177][ T880] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 102.409480][ T880] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 102.409763][ T880] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 102.410044][ T880] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 102.410321][ T880] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 102.410606][ T880] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 102.410962][ T880] ___sys_sendmsg (net/socket.c:2670) 
[ 102.411234][ T880] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 102.411515][ T880] ? __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) 
[ 102.411866][ T880] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 102.412144][ T880] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.412428][ T880] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.412712][ T880] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.412987][ T880] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 102.413277][ T880] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 102.413572][ T880] __sys_sendmsg (net/socket.c:2700) 
[ 102.413856][ T880] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 102.414197][ T880] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 102.414496][ T880] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 102.414787][ T880] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 102.415068][ T880] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  102.415431][  T880] RIP: 0033:0x7f664e4291e7
[ 102.415729][ T880] 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)
[  102.416740][  T880] RSP: 002b:00007fff0c102108 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  102.417155][  T880] RAX: ffffffffffffffda RBX: 00007fff0c102840 RCX: 00007f664e4291e7
[  102.417585][  T880] RDX: 0000000000000000 RSI: 00007fff0c102170 RDI: 0000000000000005
[  102.418016][  T880] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  102.418454][  T880] R10: 00007f664e326498 R11: 0000000000000246 R12: 0000000000000003
[  102.418881][  T880] R13: 00000000686e1ead R14: 0000000000499600 R15: 0000000000000000
| [  102.554844][  T882] ------------[ cut here ]------------
| [ 102.555154][ T882] WARNING: CPU: 0 PID: 882 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) 
| [  102.556267][  T882] Modules linked in:
| [  102.557056][  T882] Tainted: [W]=WARN
[  102.557274][  T882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 102.557646][ T882] 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) 
[ 102.557932][ T882] 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
[  102.558927][  T882] RSP: 0018:ffffc90002197140 EFLAGS: 00010246
[  102.559293][  T882] RAX: 0000000000000000 RBX: ffff88800e154000 RCX: 0000000000000001
[  102.559732][  T882] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  102.560147][  T882] RBP: ffffc90002197228 R08: ffff888005248800 R09: 0000000000000000
[  102.560598][  T882] R10: ffffc900021975c8 R11: ffffffff9a073028 R12: 1ffff92000432e2c
[  102.561016][  T882] R13: 0000000000000514 R14: ffffc90002197880 R15: ffff88800b2aea60
[  102.561470][  T882] FS:  00007f895de26800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  102.561957][  T882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.562318][  T882] CR2: 00000000004e5a00 CR3: 0000000010ddf004 CR4: 0000000000772ef0
[  102.562756][  T882] PKRU: 55555554
[  102.562977][  T882] Call Trace:
[  102.563185][  T882]  <TASK>
[ 102.563325][ T882] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.563620][ T882] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 102.563895][ T882] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 102.564173][ T882] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 102.564458][ T882] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 102.564737][ T882] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 102.565024][ T882] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 102.565306][ T882] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 102.565670][ T882] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 102.565947][ T882] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 102.566227][ T882] ? __kernel_text_address (kernel/extable.c:79) 
[ 102.566514][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.566802][ T882] ? __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) 
[ 102.567081][ T882] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 102.567435][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 102.567720][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 102.567994][ T882] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 102.568269][ T882] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 102.568556][ T882] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.568834][ T882] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 102.569115][ T882] ? __create_object (mm/kmemleak.c:771) 
[ 102.569413][ T882] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 102.569695][ T882] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 102.569972][ T882] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 102.570314][ T882] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 102.570604][ T882] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 102.570885][ T882] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 102.571166][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.571463][ T882] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.571739][ T882] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 102.572030][ T882] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 102.572317][ T882] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 102.572615][ T882] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 102.572914][ T882] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 102.573201][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.573508][ T882] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 102.573798][ T882] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 102.574075][ T882] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 102.574378][ T882] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 102.574651][ T882] ? 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) 
[ 102.574945][ T882] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 102.575243][ T882] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 102.575550][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.575836][ T882] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 102.576137][ T882] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 102.576431][ T882] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 102.576737][ T882] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 102.577029][ T882] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 102.577324][ T882] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 102.577707][ T882] ___sys_sendmsg (net/socket.c:2670) 
[ 102.577997][ T882] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 102.578282][ T882] ? __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) 
[ 102.578648][ T882] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 102.578928][ T882] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.579206][ T882] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 102.579509][ T882] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 102.579793][ T882] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 102.580065][ T882] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 102.580348][ T882] __sys_sendmsg (net/socket.c:2700) 
[ 102.580632][ T882] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 102.580975][ T882] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 102.581261][ T882] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 102.581546][ T882] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 102.581823][ T882] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  102.582168][  T882] RIP: 0033:0x7f895dff31e7
[ 102.582460][ T882] 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)
[  102.583466][  T882] RSP: 002b:00007ffc3e78f1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  102.583885][  T882] RAX: ffffffffffffffda RBX: 00007ffc3e78f930 RCX: 00007f895dff31e7
[  102.584304][  T882] RDX: 0000000000000000 RSI: 00007ffc3e78f260 RDI: 0000000000000005
[  102.584726][  T882] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  102.585142][  T882] R10: 00007f895def0498 R11: 0000000000000246 R12: 0000000000000003
[  102.585574][  T882] R13: 00000000686e1eae R14: 0000000000499600 R15: 0000000000000000
| [  120.650807][ T1012] ------------[ cut here ]------------
| [ 120.651117][ T1012] WARNING: CPU: 3 PID: 1012 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) 
| [  120.651738][ T1012] Modules linked in:
| [  120.652576][ T1012] Tainted: [W]=WARN
[  120.652804][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 120.653177][ T1012] 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) 
[ 120.654515][ T1012] 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
[  120.655587][ T1012] RSP: 0018:ffffc900026e6ef0 EFLAGS: 00010246
[  120.655965][ T1012] RAX: 0000000000000000 RBX: ffff88800b3f2000 RCX: 0000000000000001
[  120.656415][ T1012] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  120.656862][ T1012] RBP: ffffc900026e6fd8 R08: 0000000000000000 R09: 0000000000000000
[  120.657306][ T1012] R10: ffffc900026e7008 R11: ffffffff9978d1e0 R12: 1ffff920004dcde2
[  120.657764][ T1012] R13: 00000000000005dc R14: ffffc900026e7008 R15: ffff88800b3f2f48
[  120.658215][ T1012] FS:  00007f447148c800(0000) GS:ffff8880d1d19000(0000) knlGS:0000000000000000
[  120.658747][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.659120][ T1012] CR2: 00000000004e59f0 CR3: 0000000011018003 CR4: 0000000000772ef0
[  120.659597][ T1012] PKRU: 55555554
[  120.659824][ T1012] Call Trace:
[  120.660046][ T1012]  <TASK>
[ 120.660199][ T1012] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 120.660508][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.660819][ T1012] netif_set_mtu (net/core/dev.c:9652) 
[ 120.661119][ T1012] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 120.661442][ T1012] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 120.661672][ T1012] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 120.661971][ T1012] br_add_if (net/bridge/br_if.c:697) 
[ 120.662205][ T1012] do_set_master (net/core/rtnetlink.c:2948) 
[ 120.662506][ T1012] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 120.662820][ T1012] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 120.663121][ T1012] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 120.663505][ T1012] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 120.663804][ T1012] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 120.664097][ T1012] ? __kernel_text_address (kernel/extable.c:79) 
[ 120.664421][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.664730][ T1012] ? __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) 
[ 120.665028][ T1012] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 120.665406][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 120.665718][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 120.666011][ T1012] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 120.666305][ T1012] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 120.666611][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.666909][ T1012] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 120.667199][ T1012] ? __create_object (mm/kmemleak.c:771) 
[ 120.667504][ T1012] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 120.667801][ T1012] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 120.668106][ T1012] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 120.668479][ T1012] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 120.668781][ T1012] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 120.669084][ T1012] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 120.669405][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.669709][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.670005][ T1012] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 120.670299][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 120.670613][ T1012] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 120.670908][ T1012] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 120.671207][ T1012] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 120.671517][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.671818][ T1012] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 120.672113][ T1012] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 120.672422][ T1012] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 120.672735][ T1012] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 120.673034][ T1012] ? 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) 
[ 120.673334][ T1012] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 120.673648][ T1012] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 120.673947][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.674274][ T1012] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 120.674595][ T1012] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 120.674896][ T1012] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 120.675199][ T1012] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 120.675514][ T1012] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 120.675808][ T1012] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 120.676208][ T1012] ___sys_sendmsg (net/socket.c:2670) 
[ 120.676514][ T1012] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 120.676809][ T1012] ? __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) 
[ 120.677181][ T1012] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 120.677492][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.677807][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.678106][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.678411][ T1012] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 120.678723][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 120.679028][ T1012] __sys_sendmsg (net/socket.c:2700) 
[ 120.679336][ T1012] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 120.679728][ T1012] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 120.680040][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 120.680339][ T1012] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 120.680649][ T1012] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  120.681015][ T1012] RIP: 0033:0x7f44716591e7
[ 120.681320][ T1012] 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)
[  120.682391][ T1012] RSP: 002b:00007ffd879345b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  120.683063][ T1012] RAX: ffffffffffffffda RBX: 00007ffd87934cf0 RCX: 00007f44716591e7
[  120.683518][ T1012] RDX: 0000000000000000 RSI: 00007ffd87934620 RDI: 0000000000000005
[  120.683969][ T1012] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  120.684640][ T1012] R10: 000000003b7a6910 R11: 0000000000000246 R12: 0000000000000004
[  120.685084][ T1012] R13: 00000000686e1ec0 R14: 0000000000499600 R15: 0000000000000000
| [  120.842843][ T1013] ------------[ cut here ]------------
| [ 120.843143][ T1013] WARNING: CPU: 1 PID: 1013 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) 
| [  120.843737][ T1013] Modules linked in:
| [  120.844579][ T1013] Tainted: [W]=WARN
[  120.844838][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 120.845207][ T1013] 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) 
[ 120.845549][ T1013] 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
[  120.846609][ T1013] RSP: 0018:ffffc900026f6ef0 EFLAGS: 00010246
[  120.847004][ T1013] RAX: 0000000000000000 RBX: ffff88800b3f2000 RCX: 0000000000000001
[  120.847452][ T1013] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  120.847896][ T1013] RBP: ffffc900026f6fd8 R08: 0000000000000000 R09: 0000000000000000
[  120.848339][ T1013] R10: ffffc900026f7008 R11: ffffffff9978d1e0 R12: 1ffff920004dede2
[  120.848820][ T1013] R13: 00000000000005dc R14: ffffc900026f7008 R15: ffff88800b3f2f48
[  120.849303][ T1013] FS:  00007fb497b1a800(0000) GS:ffff8880d1c19000(0000) knlGS:0000000000000000
[  120.849828][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.850199][ T1013] CR2: 00000000004e59f8 CR3: 0000000010e05006 CR4: 0000000000772ef0
[  120.850654][ T1013] PKRU: 55555554
[  120.850893][ T1013] Call Trace:
[  120.851113][ T1013]  <TASK>
[ 120.851267][ T1013] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 120.851572][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.851880][ T1013] netif_set_mtu (net/core/dev.c:9652) 
[ 120.852171][ T1013] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 120.852517][ T1013] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 120.852759][ T1013] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 120.853065][ T1013] br_add_if (net/bridge/br_if.c:697) 
[ 120.853299][ T1013] do_set_master (net/core/rtnetlink.c:2948) 
[ 120.853603][ T1013] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 120.853903][ T1013] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 120.854202][ T1013] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 120.854596][ T1013] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 120.854898][ T1013] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 120.855195][ T1013] ? __kernel_text_address (kernel/extable.c:79) 
[ 120.855502][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.855800][ T1013] ? __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) 
[ 120.856095][ T1013] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 120.856481][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 120.856807][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 120.857101][ T1013] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 120.857413][ T1013] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 120.857711][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.858006][ T1013] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 120.858298][ T1013] ? __create_object (mm/kmemleak.c:771) 
[ 120.858608][ T1013] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 120.858922][ T1013] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 120.859218][ T1013] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 120.859604][ T1013] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 120.859913][ T1013] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 120.860214][ T1013] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 120.860532][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.860867][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.861165][ T1013] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 120.861467][ T1013] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 120.861763][ T1013] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 120.862055][ T1013] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 120.862377][ T1013] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 120.862691][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.862994][ T1013] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 120.863290][ T1013] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 120.863595][ T1013] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 120.863902][ T1013] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 120.864195][ T1013] ? 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) 
[ 120.864519][ T1013] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 120.864843][ T1013] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 120.865138][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.865448][ T1013] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 120.865751][ T1013] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 120.866047][ T1013] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 120.866351][ T1013] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 120.866686][ T1013] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 120.866978][ T1013] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 120.867370][ T1013] ___sys_sendmsg (net/socket.c:2670) 
[ 120.867663][ T1013] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 120.867956][ T1013] ? __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) 
[ 120.868327][ T1013] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 120.868652][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.868981][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 120.869292][ T1013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 120.869600][ T1013] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 120.869895][ T1013] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 120.870196][ T1013] __sys_sendmsg (net/socket.c:2700) 
[ 120.870502][ T1013] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 120.870881][ T1013] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 120.871196][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 120.871503][ T1013] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 120.871801][ T1013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  120.872170][ T1013] RIP: 0033:0x7fb497ce71e7
[ 120.872597][ T1013] 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)
[  120.873700][ T1013] RSP: 002b:00007fffc57f76d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  120.874147][ T1013] RAX: ffffffffffffffda RBX: 00007fffc57f7e10 RCX: 00007fb497ce71e7
[  120.874600][ T1013] RDX: 0000000000000000 RSI: 00007fffc57f7740 RDI: 0000000000000005
[  120.875059][ T1013] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  120.875517][ T1013] R10: 0000000028fdf910 R11: 0000000000000246 R12: 0000000000000004
[  120.875960][ T1013] R13: 00000000686e1ec0 R14: 0000000000499600 R15: 0000000000000000
| [  131.933957][ T1075] ------------[ cut here ]------------
| [ 131.934280][ T1075] WARNING: CPU: 0 PID: 1075 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) 
| [  131.934841][ T1075] Modules linked in:
| [  131.935625][ T1075] Tainted: [W]=WARN
[  131.935835][ T1075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 131.936181][ T1075] 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) 
[ 131.936477][ T1075] 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
[  131.937472][ T1075] RSP: 0018:ffffc90002847140 EFLAGS: 00010246
[  131.937828][ T1075] RAX: 0000000000000000 RBX: ffff8880075e1000 RCX: 0000000000000001
[  131.938242][ T1075] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  131.939149][ T1075] RBP: ffffc90002847228 R08: ffff888009ac0800 R09: 0000000000000000
[  131.939593][ T1075] R10: ffffc900028475c8 R11: ffffffff9a073028 R12: 1ffff92000508e2c
[  131.940006][ T1075] R13: 0000000000000514 R14: ffffc90002847880 R15: ffff88801124dc60
[  131.940427][ T1075] FS:  00007f7201cc4800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  131.940910][ T1075] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.941266][ T1075] CR2: 00000000004e59f0 CR3: 000000000c6bd005 CR4: 0000000000772ef0
[  131.941695][ T1075] PKRU: 55555554
[  131.941907][ T1075] Call Trace:
[  131.942112][ T1075]  <TASK>
[ 131.942254][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 131.942552][ T1075] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 131.942827][ T1075] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 131.943107][ T1075] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 131.943395][ T1075] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 131.943673][ T1075] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 131.943952][ T1075] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 131.944240][ T1075] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 131.944603][ T1075] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 131.944880][ T1075] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 131.945155][ T1075] ? __kernel_text_address (kernel/extable.c:79) 
[ 131.945445][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 131.945735][ T1075] ? __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) 
[ 131.946011][ T1075] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 131.946352][ T1075] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 131.946647][ T1075] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 131.946921][ T1075] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 131.947203][ T1075] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 131.947510][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 131.947790][ T1075] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 131.948066][ T1075] ? __create_object (mm/kmemleak.c:771) 
[ 131.948348][ T1075] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 131.948640][ T1075] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 131.948919][ T1075] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 131.949267][ T1075] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 131.949579][ T1075] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 131.949867][ T1075] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 131.950144][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 131.950440][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 131.950721][ T1075] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 131.950997][ T1075] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 131.951280][ T1075] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 131.951571][ T1075] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 131.951861][ T1075] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 131.952141][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 131.952432][ T1075] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 131.952709][ T1075] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 131.952986][ T1075] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 131.953276][ T1075] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 131.953563][ T1075] ? 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) 
[ 131.953846][ T1075] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 131.954126][ T1075] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 131.954411][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 131.954691][ T1075] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 131.954970][ T1075] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 131.955247][ T1075] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 131.955539][ T1075] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 131.955823][ T1075] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 131.956096][ T1075] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 131.956461][ T1075] ___sys_sendmsg (net/socket.c:2670) 
[ 131.956735][ T1075] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 131.957010][ T1075] ? __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) 
[ 131.957371][ T1075] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 131.957652][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 131.957937][ T1075] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 131.958221][ T1075] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 131.958508][ T1075] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 131.958784][ T1075] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 131.959067][ T1075] __sys_sendmsg (net/socket.c:2700) 
[ 131.959350][ T1075] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 131.959705][ T1075] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 131.959998][ T1075] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 131.960276][ T1075] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 131.960566][ T1075] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  131.960907][ T1075] RIP: 0033:0x7f7201e911e7
[ 131.961197][ T1075] 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)
[  131.962198][ T1075] RSP: 002b:00007ffc659cbd38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  131.962627][ T1075] RAX: ffffffffffffffda RBX: 00007ffc659cc470 RCX: 00007f7201e911e7
[  131.963043][ T1075] RDX: 0000000000000000 RSI: 00007ffc659cbda0 RDI: 0000000000000005
[  131.963469][ T1075] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  131.963886][ T1075] R10: 00007f7201d8e498 R11: 0000000000000246 R12: 0000000000000003
[  131.964302][ T1075] R13: 00000000686e1ecb R14: 0000000000499600 R15: 0000000000000000
| [  132.099020][ T1077] ------------[ cut here ]------------
| [ 132.099467][ T1077] WARNING: CPU: 2 PID: 1077 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) 
| [  132.100035][ T1077] Modules linked in:
| [  132.100870][ T1077] Tainted: [W]=WARN
[  132.101095][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 132.101467][ T1077] 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) 
[ 132.101764][ T1077] 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
[  132.102777][ T1077] RSP: 0018:ffffc900027e7140 EFLAGS: 00010246
[  132.103141][ T1077] RAX: 0000000000000000 RBX: ffff88800f294000 RCX: 0000000000000001
[  132.103577][ T1077] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  132.104003][ T1077] RBP: ffffc900027e7228 R08: ffff88800e595000 R09: 0000000000000000
[  132.104441][ T1077] R10: ffffc900027e75c8 R11: ffffffff9a073028 R12: 1ffff920004fce2c
[  132.104870][ T1077] R13: 0000000000000514 R14: ffffc900027e7880 R15: ffff88801124dfe0
[  132.105295][ T1077] FS:  00007f5f7feee800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[  132.105804][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.106166][ T1077] CR2: 00000000004e5a00 CR3: 000000000c6bd002 CR4: 0000000000772ef0
[  132.106612][ T1077] PKRU: 55555554
[  132.106835][ T1077] Call Trace:
[  132.107053][ T1077]  <TASK>
[ 132.107207][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.107512][ T1077] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 132.107797][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 132.108091][ T1077] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 132.108391][ T1077] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 132.108689][ T1077] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 132.108980][ T1077] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 132.109293][ T1077] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 132.109682][ T1077] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 132.109974][ T1077] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 132.110261][ T1077] ? __kernel_text_address (kernel/extable.c:79) 
[ 132.110575][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.110871][ T1077] ? __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) 
[ 132.111164][ T1077] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 132.111532][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 132.111826][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 132.112110][ T1077] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 132.112409][ T1077] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 132.112699][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.112993][ T1077] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 132.113279][ T1077] ? __create_object (mm/kmemleak.c:771) 
[ 132.113579][ T1077] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 132.113870][ T1077] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 132.114159][ T1077] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 132.114532][ T1077] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 132.114826][ T1077] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 132.115129][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 132.115427][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.115722][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.116008][ T1077] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 132.116303][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 132.116602][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 132.116889][ T1077] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 132.117179][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 132.117492][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.117787][ T1077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 132.118076][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 132.118375][ T1077] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 132.118677][ T1077] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 132.118963][ T1077] ? 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) 
[ 132.119254][ T1077] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 132.119575][ T1077] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 132.119868][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.120160][ T1077] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 132.120468][ T1077] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 132.120758][ T1077] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 132.121052][ T1077] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 132.121343][ T1077] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 132.121647][ T1077] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 132.122019][ T1077] ___sys_sendmsg (net/socket.c:2670) 
[ 132.122305][ T1077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 132.122603][ T1077] ? __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) 
[ 132.122958][ T1077] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 132.123251][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.123554][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.123855][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.124144][ T1077] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 132.124446][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 132.124745][ T1077] __sys_sendmsg (net/socket.c:2700) 
[ 132.125032][ T1077] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 132.125398][ T1077] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 132.125699][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 132.125989][ T1077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 132.126289][ T1077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  132.126657][ T1077] RIP: 0033:0x7f5f800bb1e7
[ 132.126959][ T1077] 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)
[  132.127967][ T1077] RSP: 002b:00007fff08cb3ed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  132.128415][ T1077] RAX: ffffffffffffffda RBX: 00007fff08cb4610 RCX: 00007f5f800bb1e7
[  132.128839][ T1077] RDX: 0000000000000000 RSI: 00007fff08cb3f40 RDI: 0000000000000005
[  132.129267][ T1077] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  132.129714][ T1077] R10: 00007f5f7ffb8498 R11: 0000000000000246 R12: 0000000000000003
[  132.130146][ T1077] R13: 00000000686e1ecb R14: 0000000000499600 R15: 0000000000000000
| [  132.959035][ T1087] ------------[ cut here ]------------
| [ 132.959382][ T1087] WARNING: CPU: 0 PID: 1087 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) 
| [  132.959935][ T1087] Modules linked in:
| [  132.960856][ T1087] Tainted: [W]=WARN
[  132.961066][ T1087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 132.961415][ T1087] 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) 
[ 132.961697][ T1087] 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
[  132.962686][ T1087] RSP: 0018:ffffc90002207140 EFLAGS: 00010246
[  132.963035][ T1087] RAX: 0000000000000000 RBX: ffff8880075e1000 RCX: 0000000000000001
[  132.963451][ T1087] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  132.963859][ T1087] RBP: ffffc90002207228 R08: ffff88800c3a5000 R09: 0000000000000000
[  132.964266][ T1087] R10: ffffc900022075c8 R11: ffffffff9a073028 R12: 1ffff92000440e2c
[  132.964688][ T1087] R13: 00000000000005dc R14: ffffc90002207880 R15: ffff888009250ae0
[  132.965097][ T1087] FS:  00007f2060053800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  132.965584][ T1087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.965929][ T1087] CR2: 00000000004e59f0 CR3: 0000000010f55004 CR4: 0000000000772ef0
[  132.966345][ T1087] PKRU: 55555554
[  132.966557][ T1087] Call Trace:
[  132.966761][ T1087]  <TASK>
[ 132.966906][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.967187][ T1087] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 132.967469][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 132.967747][ T1087] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 132.968022][ T1087] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 132.968302][ T1087] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 132.968587][ T1087] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 132.968867][ T1087] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 132.969214][ T1087] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 132.969514][ T1087] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 132.969787][ T1087] ? __kernel_text_address (kernel/extable.c:79) 
[ 132.970066][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.970350][ T1087] ? __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) 
[ 132.970638][ T1087] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 132.970977][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 132.971251][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 132.971530][ T1087] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 132.971806][ T1087] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 132.972083][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.972373][ T1087] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 132.972647][ T1087] ? __create_object (mm/kmemleak.c:771) 
[ 132.972921][ T1087] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 132.973196][ T1087] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 132.973481][ T1087] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 132.973821][ T1087] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 132.974105][ T1087] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 132.974394][ T1087] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 132.974674][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.974953][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.975226][ T1087] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 132.975507][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 132.975784][ T1087] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 132.976059][ T1087] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 132.976335][ T1087] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 132.976632][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.976915][ T1087] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 132.977192][ T1087] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 132.977476][ T1087] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 132.977763][ T1087] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 132.978037][ T1087] ? 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) 
[ 132.978312][ T1087] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 132.978618][ T1087] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 132.978893][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.979173][ T1087] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 132.979467][ T1087] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 132.979744][ T1087] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 132.980025][ T1087] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 132.980300][ T1087] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 132.980585][ T1087] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 132.980947][ T1087] ___sys_sendmsg (net/socket.c:2670) 
[ 132.981220][ T1087] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 132.981501][ T1087] ? __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) 
[ 132.981846][ T1087] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 132.982122][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.982407][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 132.982688][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 132.982969][ T1087] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 132.983242][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 132.983534][ T1087] __sys_sendmsg (net/socket.c:2700) 
[ 132.983811][ T1087] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 132.984151][ T1087] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 132.984449][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 132.984728][ T1087] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 132.985008][ T1087] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  132.985347][ T1087] RIP: 0033:0x7f20602201e7
[ 132.985643][ T1087] 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)
[  132.986636][ T1087] RSP: 002b:00007ffffc350778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  132.987062][ T1087] RAX: ffffffffffffffda RBX: 00007ffffc350eb0 RCX: 00007f20602201e7
[  132.987480][ T1087] RDX: 0000000000000000 RSI: 00007ffffc3507e0 RDI: 0000000000000005
[  132.987894][ T1087] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  132.988305][ T1087] R10: 00007f206011d498 R11: 0000000000000246 R12: 0000000000000003
[  132.988732][ T1087] R13: 00000000686e1ecc R14: 0000000000499600 R15: 0000000000000000
| [  133.125647][ T1089] ------------[ cut here ]------------
| [ 133.125994][ T1089] WARNING: CPU: 2 PID: 1089 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) 
| [  133.126572][ T1089] Modules linked in:
| [  133.127392][ T1089] Tainted: [W]=WARN
[  133.127649][ T1089] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 133.128017][ T1089] 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) 
[ 133.128317][ T1089] 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
[  133.129843][ T1089] RSP: 0018:ffffc90002847140 EFLAGS: 00010246
[  133.130213][ T1089] RAX: 0000000000000000 RBX: ffff88800f294000 RCX: 0000000000000001
[  133.130650][ T1089] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  133.131073][ T1089] RBP: ffffc90002847228 R08: ffff888005fcb800 R09: 0000000000000000
[  133.131541][ T1089] R10: ffffc900028475c8 R11: ffffffff9a073028 R12: 1ffff92000508e2c
[  133.131970][ T1089] R13: 00000000000005dc R14: ffffc90002847880 R15: ffff888009252360
[  133.132411][ T1089] FS:  00007f10354b7800(0000) GS:ffff8880d1c99000(0000) knlGS:0000000000000000
[  133.133006][ T1089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  133.133377][ T1089] CR2: 00000000004e5a00 CR3: 0000000010e14002 CR4: 0000000000772ef0
[  133.133815][ T1089] PKRU: 55555554
[  133.134034][ T1089] Call Trace:
[  133.134284][ T1089]  <TASK>
[ 133.134455][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 133.134752][ T1089] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 133.135037][ T1089] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 133.135330][ T1089] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 133.135663][ T1089] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 133.135957][ T1089] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 133.136247][ T1089] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 133.136558][ T1089] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 133.136921][ T1089] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 133.137209][ T1089] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 133.137508][ T1089] ? __kernel_text_address (kernel/extable.c:79) 
[ 133.137797][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 133.138088][ T1089] ? __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) 
[ 133.138399][ T1089] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 133.138761][ T1089] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 133.139051][ T1089] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 133.139351][ T1089] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 133.139687][ T1089] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 133.139982][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 133.140269][ T1089] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 133.140567][ T1089] ? __create_object (mm/kmemleak.c:771) 
[ 133.140858][ T1089] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 133.141158][ T1089] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 133.141458][ T1089] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 133.141813][ T1089] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 133.142109][ T1089] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 133.142410][ T1089] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 133.142696][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 133.142990][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 133.143285][ T1089] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 133.143614][ T1089] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 133.143908][ T1089] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 133.144198][ T1089] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 133.144500][ T1089] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 133.144794][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 133.145088][ T1089] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 133.145388][ T1089] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 133.145684][ T1089] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 133.145983][ T1089] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 133.146267][ T1089] ? 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) 
[ 133.146567][ T1089] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 133.146858][ T1089] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 133.147144][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 133.147478][ T1089] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 133.147780][ T1089] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 133.148069][ T1089] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 133.148373][ T1089] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 133.148666][ T1089] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 133.148960][ T1089] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 133.149338][ T1089] ___sys_sendmsg (net/socket.c:2670) 
[ 133.149639][ T1089] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 133.149934][ T1089] ? __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) 
[ 133.150290][ T1089] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 133.150592][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 133.150883][ T1089] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 133.151179][ T1089] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 133.151512][ T1089] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 133.151806][ T1089] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 133.152109][ T1089] __sys_sendmsg (net/socket.c:2700) 
[ 133.152410][ T1089] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 133.152765][ T1089] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 133.153065][ T1089] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 133.153368][ T1089] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 133.153661][ T1089] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  133.154010][ T1089] RIP: 0033:0x7f10356841e7
[ 133.154314][ T1089] 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)
[  133.155317][ T1089] RSP: 002b:00007ffe4a283588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  133.155789][ T1089] RAX: ffffffffffffffda RBX: 00007ffe4a283cc0 RCX: 00007f10356841e7
[  133.156223][ T1089] RDX: 0000000000000000 RSI: 00007ffe4a2835f0 RDI: 0000000000000005
[  133.156658][ T1089] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  133.157079][ T1089] R10: 00007f1035581498 R11: 0000000000000246 R12: 0000000000000003
[  133.157513][ T1089] R13: 00000000686e1ecc R14: 0000000000499600 R15: 0000000000000000
| [  135.309726][ T1121] ------------[ cut here ]------------
| [ 135.310039][ T1121] WARNING: CPU: 0 PID: 1121 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) 
| [  135.310605][ T1121] Modules linked in:
| [  135.311388][ T1121] Tainted: [W]=WARN
[  135.311601][ T1121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 135.311948][ T1121] 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) 
[ 135.312234][ T1121] 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
[  135.313230][ T1121] RSP: 0018:ffffc90002867140 EFLAGS: 00010246
[  135.313588][ T1121] RAX: 0000000000000000 RBX: ffff8880075e1000 RCX: 0000000000000001
[  135.314004][ T1121] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  135.314455][ T1121] RBP: ffffc90002867228 R08: ffff888008dc0800 R09: 0000000000000000
[  135.314871][ T1121] R10: ffffc900028675c8 R11: ffffffff9a073028 R12: 1ffff9200050ce2c
[  135.315296][ T1121] R13: 0000000000000514 R14: ffffc90002867880 R15: ffff88800f92cae0
[  135.316289][ T1121] FS:  00007f4c2eb86800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  135.316793][ T1121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  135.317144][ T1121] CR2: 00000000004e59f0 CR3: 0000000010d7c002 CR4: 0000000000772ef0
[  135.317575][ T1121] PKRU: 55555554
[  135.317784][ T1121] Call Trace:
[  135.317990][ T1121]  <TASK>
[ 135.318130][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.318424][ T1121] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 135.318706][ T1121] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.318983][ T1121] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 135.319261][ T1121] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 135.319559][ T1121] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 135.319840][ T1121] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 135.320120][ T1121] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 135.320484][ T1121] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 135.320760][ T1121] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 135.321032][ T1121] ? __kernel_text_address (kernel/extable.c:79) 
[ 135.321311][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.321602][ T1121] ? __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) 
[ 135.321884][ T1121] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 135.322223][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.322515][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.322792][ T1121] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 135.323070][ T1121] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 135.323352][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.323649][ T1121] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 135.323924][ T1121] ? __create_object (mm/kmemleak.c:771) 
[ 135.324208][ T1121] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 135.324500][ T1121] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 135.324782][ T1121] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 135.325128][ T1121] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 135.325425][ T1121] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 135.325710][ T1121] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.325985][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.326267][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.326561][ T1121] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 135.326840][ T1121] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.327124][ T1121] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.327413][ T1121] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 135.327692][ T1121] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.327974][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.328257][ T1121] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 135.328566][ T1121] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.328848][ T1121] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 135.329147][ T1121] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 135.329450][ T1121] ? 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) 
[ 135.329730][ T1121] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 135.330010][ T1121] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 135.330285][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.330580][ T1121] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 135.330861][ T1121] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 135.331141][ T1121] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 135.331435][ T1121] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 135.331716][ T1121] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 135.331992][ T1121] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 135.332348][ T1121] ___sys_sendmsg (net/socket.c:2670) 
[ 135.332634][ T1121] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 135.332923][ T1121] ? __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) 
[ 135.333268][ T1121] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 135.333566][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.333848][ T1121] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.334128][ T1121] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.334423][ T1121] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 135.334700][ T1121] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.334993][ T1121] __sys_sendmsg (net/socket.c:2700) 
[ 135.335271][ T1121] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 135.335628][ T1121] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 135.335921][ T1121] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.336200][ T1121] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 135.336491][ T1121] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  135.336840][ T1121] RIP: 0033:0x7f4c2ed531e7
[ 135.337130][ T1121] 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)
[  135.338132][ T1121] RSP: 002b:00007ffe7085cbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  135.338558][ T1121] RAX: ffffffffffffffda RBX: 00007ffe7085d330 RCX: 00007f4c2ed531e7
[  135.338973][ T1121] RDX: 0000000000000000 RSI: 00007ffe7085cc60 RDI: 0000000000000005
[  135.339419][ T1121] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  135.339834][ T1121] R10: 00007f4c2ec50498 R11: 0000000000000246 R12: 0000000000000003
[  135.340248][ T1121] R13: 00000000686e1ece R14: 0000000000499600 R15: 0000000000000000
| [  135.488632][ T1123] ------------[ cut here ]------------
| [ 135.488948][ T1123] WARNING: CPU: 0 PID: 1123 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) 
| [  135.489526][ T1123] Modules linked in:
| [  135.490310][ T1123] Tainted: [W]=WARN
[  135.490527][ T1123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 135.490872][ T1123] 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) 
[ 135.491156][ T1123] 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
[  135.492148][ T1123] RSP: 0018:ffffc90002987140 EFLAGS: 00010246
[  135.492505][ T1123] RAX: 0000000000000000 RBX: ffff88800f294000 RCX: 0000000000000001
[  135.492915][ T1123] RDX: 0000000000000000 RSI: ffffffff98d10759 RDI: ffffffff98458280
[  135.493322][ T1123] RBP: ffffc90002987228 R08: ffff88800b093800 R09: 0000000000000000
[  135.493748][ T1123] R10: ffffc900029875c8 R11: ffffffff9a073028 R12: 1ffff92000530e2c
[  135.494160][ T1123] R13: 0000000000000514 R14: ffffc90002987880 R15: ffff88800f92fbe0
[  135.494689][ T1123] FS:  00007f91a27f3800(0000) GS:ffff8880d1b99000(0000) knlGS:0000000000000000
[  135.495173][ T1123] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  135.495537][ T1123] CR2: 00000000004e5a00 CR3: 0000000010d7c004 CR4: 0000000000772ef0
[  135.495953][ T1123] PKRU: 55555554
[  135.496160][ T1123] Call Trace:
[  135.496378][ T1123]  <TASK>
[ 135.496519][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.496804][ T1123] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 135.497078][ T1123] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.497370][ T1123] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 135.497653][ T1123] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 135.497931][ T1123] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 135.498211][ T1123] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 135.498503][ T1123] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 135.498852][ T1123] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 135.499127][ T1123] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 135.499425][ T1123] ? __kernel_text_address (kernel/extable.c:79) 
[ 135.499707][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.499988][ T1123] ? __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) 
[ 135.500265][ T1123] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 135.500619][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.500898][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.501174][ T1123] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 135.501464][ T1123] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 135.501745][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.502021][ T1123] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 135.502295][ T1123] ? __create_object (mm/kmemleak.c:771) 
[ 135.502585][ T1123] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 135.502863][ T1123] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 135.503141][ T1123] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 135.503493][ T1123] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 135.503781][ T1123] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 135.504063][ T1123] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.504340][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.504634][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.504916][ T1123] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 135.505192][ T1123] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.505496][ T1123] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 135.505776][ T1123] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 135.506056][ T1123] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.506338][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.506659][ T1123] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 135.506942][ T1123] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 135.507221][ T1123] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 135.507525][ T1123] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 135.507809][ T1123] ? 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) 
[ 135.508099][ T1123] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 135.508391][ T1123] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 135.508667][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.508948][ T1123] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 135.509227][ T1123] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 135.509524][ T1123] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 135.509808][ T1123] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 135.510093][ T1123] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 135.510380][ T1123] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 135.510739][ T1123] ___sys_sendmsg (net/socket.c:2670) 
[ 135.511014][ T1123] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 135.511291][ T1123] ? __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) 
[ 135.511650][ T1123] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 135.511932][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.512217][ T1123] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 135.512508][ T1123] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 135.512789][ T1123] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 135.513067][ T1123] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 135.513369][ T1123] __sys_sendmsg (net/socket.c:2700) 
[ 135.513649][ T1123] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 135.513991][ T1123] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 135.514285][ T1123] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 135.514574][ T1123] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 135.514853][ T1123] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  135.515195][ T1123] RIP: 0033:0x7f91a29c01e7
[ 135.515496][ T1123] 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)
[  135.516500][ T1123] RSP: 002b:00007ffe35cf7b58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  135.516916][ T1123] RAX: ffffffffffffffda RBX: 00007ffe35cf8290 RCX: 00007f91a29c01e7
[  135.517326][ T1123] RDX: 0000000000000000 RSI: 00007ffe35cf7bc0 RDI: 0000000000000005
[  135.517753][ T1123] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  135.518168][ T1123] R10: 00007f91a28bd498 R11: 0000000000000246 R12: 0000000000000003


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