======================================
| [   11.930751][  T232] netconsole: network logging started
| [   12.976086][  T219] ------------[ cut here ]------------
| [ 12.976696][ T219] WARNING: CPU: 1 PID: 219 at ./include/net/netdev_lock.h:52 __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
| [   12.977491][  T219] Modules linked in: netconsole netdevsim
[   12.978415][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.978846][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.979310][ T219] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 90 0c 00 00 be ff ff ff ff e8 08 e9 78 00 85 c0 0f 85 99 00 00 00 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 20 48 c1 ea 03
All code
========
   0:	00 e8                	add    %ch,%al
   2:	a3 4a fe ff 48 8b 5c 	movabs %eax,0x58245c8b48fffe4a
   9:	24 58 
   b:	e9 87 fb ff ff       	jmp    0xfffffffffffffb97
  10:	49 8d bf 90 0c 00 00 	lea    0xc90(%r15),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 08 e9 78 00       	call   0x78e929
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 99 00 00 00    	jne    0xc2
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  34:	fc ff df 
  37:	48 8b 54 24 20       	mov    0x20(%rsp),%rdx
  3c:	48 c1 ea 03          	shr    $0x3,%rdx

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   a:	fc ff df 
   d:	48 8b 54 24 20       	mov    0x20(%rsp),%rdx
  12:	48 c1 ea 03          	shr    $0x3,%rdx
[   12.980512][  T219] RSP: 0018:ffffc90000a57548 EFLAGS: 00010246
[   12.980953][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.981492][  T219] RDX: 0000000000000000 RSI: ffff88800be4ac90 RDI: ffff88800b470b78
[   12.981987][  T219] RBP: ffffffff9bf28600 R08: 0000000000000000 R09: fffffbfff33bd944
[   12.982492][  T219] R10: ffffffff99deca27 R11: ffff88800b470040 R12: 0000000000000000
[   12.982970][  T219] R13: ffff88800be4a128 R14: ffff88800be4a008 R15: ffff88800be4a000
[   12.983465][  T219] FS:  00007fb1eee27740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[   12.984033][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.984507][  T219] CR2: 00007fe80ea34960 CR3: 0000000005184005 CR4: 0000000000772ef0
[   12.985041][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.985541][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.986027][  T219] PKRU: 55555554
[   12.986319][  T219] Call Trace:
[   12.986790][  T219]  <TASK>
[ 12.986970][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.987331][ T219] ? __warn (kernel/panic.c:748) 
[ 12.987585][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.987937][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.988322][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.988598][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.988952][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.989366][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.989740][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.990074][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.990520][ T219] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:97 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 12.990867][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.991234][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.991594][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.991960][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.992348][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.992774][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.993241][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.993676][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.994054][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.994520][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.994890][ T219] ? kernfs_put (./arch/x86/include/asm/atomic.h:67 (discriminator 1) ./include/linux/atomic/atomic-arch-fallback.h:2278 (discriminator 1) ./include/linux/atomic/atomic-instrumented.h:1384 (discriminator 1) fs/kernfs/dir.c:557 (discriminator 1)) 
[ 12.995172][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.995544][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.995897][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.996261][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.996592][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.996923][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.997356][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.997689][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.998018][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.998384][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.998737][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.999096][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.999462][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.999827][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 13.000208][ T219] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 13.000583][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 13.000942][ T219] device_add (drivers/base/core.c:3672) 
[ 13.001340][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 13.001691][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 13.002059][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 13.002398][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 13.002700][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 13.002917][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 13.003169][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 13.003509][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 13.003879][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 13.004185][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 13.004555][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 13.004866][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 13.005233][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 13.005547][ T219] ksys_write (fs/read_write.c:731) 
[ 13.005815][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 13.006172][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 13.006530][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 13.006870][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   13.007311][  T219] RIP: 0033:0x7fb1eef68b77
[ 13.007664][ T219] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0b 00                	or     (%rax),%eax
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  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 01 00 00 00       	mov    $0x1,%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:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

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:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[   13.008831][  T219] RSP: 002b:00007ffe2e0aa3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   13.009365][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1eef68b77
[   13.009863][  T219] RDX: 0000000000000004 RSI: 000055a6578e2e20 RDI: 0000000000000001
[   13.010379][  T219] RBP: 000055a6578e2e20 R08: 0000000000000000 R09: 00007fb1eefdb4e0
[   13.010879][  T219] R10: 00007fb1eefdb3e0 R11: 0000000000000246 R12: 0000000000000004
[   13.011421][  T219] R13: 00007fb1ef024760 R14: 0000000000000004 R15: 00007fb1ef01f9c0
| [   13.040237][  T219] ------------[ cut here ]------------
| [ 13.040603][ T219] WARNING: CPU: 0 PID: 219 at ./include/net/netdev_lock.h:52 __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
| [   13.041020][  T219] Modules linked in: netconsole netdevsim
| [   13.041645][  T219] Tainted: [W]=WARN
[   13.041826][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 13.042149][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 13.042463][ T219] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 90 0c 00 00 be ff ff ff ff e8 08 e9 78 00 85 c0 0f 85 99 00 00 00 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 20 48 c1 ea 03
All code
========
   0:	00 e8                	add    %ch,%al
   2:	a3 4a fe ff 48 8b 5c 	movabs %eax,0x58245c8b48fffe4a
   9:	24 58 
   b:	e9 87 fb ff ff       	jmp    0xfffffffffffffb97
  10:	49 8d bf 90 0c 00 00 	lea    0xc90(%r15),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 08 e9 78 00       	call   0x78e929
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 99 00 00 00    	jne    0xc2
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  34:	fc ff df 
  37:	48 8b 54 24 20       	mov    0x20(%rsp),%rdx
  3c:	48 c1 ea 03          	shr    $0x3,%rdx

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   a:	fc ff df 
   d:	48 8b 54 24 20       	mov    0x20(%rsp),%rdx
  12:	48 c1 ea 03          	shr    $0x3,%rdx
[   13.043300][  T219] RSP: 0018:ffffc90000a57548 EFLAGS: 00010246
[   13.043562][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   13.043872][  T219] RDX: 0000000000000000 RSI: ffff88800adfac90 RDI: ffff88800b470b78
[   13.044186][  T219] RBP: ffffffff9bf28600 R08: 0000000000000000 R09: fffffbfff33bd944
[   13.044492][  T219] R10: ffffffff99deca27 R11: ffff88800b470040 R12: 0000000000000000
[   13.044832][  T219] R13: ffff88800adfa128 R14: ffff88800adfa008 R15: ffff88800adfa000
[   13.045151][  T219] FS:  00007fb1eee27740(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[   13.045539][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.045792][  T219] CR2: 00005624ca1cee90 CR3: 0000000005184002 CR4: 0000000000772ef0
[   13.046146][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   13.046510][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   13.046988][  T219] PKRU: 55555554
[   13.047178][  T219] Call Trace:
[   13.047388][  T219]  <TASK>
[ 13.047580][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 13.047813][ T219] ? __warn (kernel/panic.c:748) 
[ 13.047986][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 13.048215][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 13.048439][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 13.048605][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 13.048816][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 13.049059][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 13.049296][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 13.049547][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 13.049825][ T219] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:97 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 13.050068][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 13.050310][ T219] register_netdevice (net/core/dev.c:11003) 
[ 13.050523][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 13.050752][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 13.050971][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 13.051249][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 13.051579][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 13.051890][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 13.052115][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 13.052416][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 13.052648][ T219] ? kernfs_put (./arch/x86/include/asm/atomic.h:67 (discriminator 1) ./include/linux/atomic/atomic-arch-fallback.h:2278 (discriminator 1) ./include/linux/atomic/atomic-instrumented.h:1384 (discriminator 1) fs/kernfs/dir.c:557 (discriminator 1)) 
[ 13.052815][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 13.053033][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 13.053267][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 13.053488][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 13.053698][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 13.053911][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 13.054177][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 13.054395][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 13.054596][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 13.054808][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 13.055024][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 13.055262][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 13.055509][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 13.055709][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 13.055920][ T219] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 13.056146][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 13.056356][ T219] device_add (drivers/base/core.c:3672) 
[ 13.056564][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 13.056765][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 13.056979][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 13.057256][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 13.057533][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 13.057743][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 13.058022][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 13.058272][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 13.058523][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 13.058708][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 13.058958][ T219] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 13.059219][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 13.059500][ T219] ksys_write (fs/read_write.c:731) 
[ 13.059688][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 13.059941][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 13.060256][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   13.060601][  T219] RIP: 0033:0x7fb1eef68b77
[ 13.060845][ T219] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0b 00                	or     (%rax),%eax
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  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 01 00 00 00       	mov    $0x1,%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:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

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:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[   13.061821][  T219] RSP: 002b:00007ffe2e0aa428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   13.062337][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1eef68b77
[   13.062852][  T219] RDX: 0000000000000004 RSI: 000055a6578e2e20 RDI: 0000000000000001
[   13.063412][  T219] RBP: 000055a6578e2e20 R08: 0000000000000000 R09: 00007fb1eefdb4e0
[   13.063954][  T219] R10: 00007fb1eefdb3e0 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
__netdev_update_features:register_netdevice:nsim_create:__nsim_dev_port_add:nsim_drv_probe