======================================
| [   11.415972][  T231] netconsole: network logging started
| [   12.283193][  T219] ------------[ cut here ]------------
| [ 12.283602][ T219] WARNING: CPU: 3 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) 
| [   12.284073][  T219] Modules linked in: netconsole netdevsim
[   12.284631][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.284911][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.285224][ 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
[   12.286158][  T219] RSP: 0018:ffffc90000ab7548 EFLAGS: 00010246
[   12.286462][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.286806][  T219] RDX: 0000000000000000 RSI: ffff88800aa52c90 RDI: ffff8880025b50f8
[   12.287173][  T219] RBP: ffffffffbc328600 R08: 0000000000000000 R09: fffffbfff743d944
[   12.287543][  T219] R10: ffffffffba1eca27 R11: ffff8880025b45c0 R12: 0000000000000000
[   12.287928][  T219] R13: ffff88800aa52128 R14: ffff88800aa52008 R15: ffff88800aa52000
[   12.288408][  T219] FS:  00007f54688be740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[   12.288892][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.289264][  T219] CR2: 00007f16a0d9d000 CR3: 0000000009600002 CR4: 0000000000772ef0
[   12.289672][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.290347][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.290750][  T219] PKRU: 55555554
[   12.290940][  T219] Call Trace:
[   12.291192][  T219]  <TASK>
[ 12.291320][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.291564][ T219] ? __warn (kernel/panic.c:748) 
[ 12.291744][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.291977][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.292259][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.292440][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.292694][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.292956][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.293225][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.293452][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.293733][ 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) 
[ 12.293963][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.294199][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.294447][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.294689][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.294928][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.295250][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.295630][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.295913][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.296150][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.296436][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.296657][ 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)) 
[ 12.296821][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.297045][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.297273][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.297477][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.297716][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.297921][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.298182][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.298409][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.298609][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.298809][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.299024][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.299273][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.299477][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.299676][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.299890][ 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) 
[ 12.300121][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 12.300347][ T219] device_add (drivers/base/core.c:3672) 
[ 12.300551][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 12.300753][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 12.300965][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 12.301262][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 12.301528][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.301742][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 12.301949][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.302181][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 12.302394][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 12.302556][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 12.302774][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 12.302977][ 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) 
[ 12.303205][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 12.303414][ T219] ksys_write (fs/read_write.c:731) 
[ 12.303579][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 12.303800][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 12.304021][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 12.304265][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   12.304556][  T219] RIP: 0033:0x7f54689ffb77
[ 12.304790][ 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
[   12.305543][  T219] RSP: 002b:00007ffe93dbe028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.305858][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f54689ffb77
[   12.306191][  T219] RDX: 0000000000000004 RSI: 0000558fc18cd110 RDI: 0000000000000001
[   12.306518][  T219] RBP: 0000558fc18cd110 R08: 0000000000000000 R09: 00007f5468a724e0
[   12.306827][  T219] R10: 00007f5468a723e0 R11: 0000000000000246 R12: 0000000000000004
[   12.307140][  T219] R13: 00007f5468abb760 R14: 0000000000000004 R15: 00007f5468ab69c0
| [   12.333415][  T219] ------------[ cut here ]------------
| [ 12.333754][ T219] WARNING: CPU: 3 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) 
| [   12.334214][  T219] Modules linked in: netconsole netdevsim
| [   12.334783][  T219] Tainted: [W]=WARN
[   12.334955][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.335221][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.335503][ 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
[   12.336228][  T219] RSP: 0018:ffffc90000ab7548 EFLAGS: 00010246
[   12.336482][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.336824][  T219] RDX: 0000000000000000 RSI: ffff88800bbcac90 RDI: ffff8880025b50f8
[   12.337159][  T219] RBP: ffffffffbc328600 R08: 0000000000000000 R09: fffffbfff743d944
[   12.337455][  T219] R10: ffffffffba1eca27 R11: ffff8880025b45c0 R12: 0000000000000000
[   12.337861][  T219] R13: ffff88800bbca128 R14: ffff88800bbca008 R15: ffff88800bbca000
[   12.338276][  T219] FS:  00007f54688be740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[   12.338673][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.338946][  T219] CR2: 00007f16a0d9d000 CR3: 0000000009600002 CR4: 0000000000772ef0
[   12.339362][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.339686][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.340012][  T219] PKRU: 55555554
[   12.340187][  T219] Call Trace:
[   12.340361][  T219]  <TASK>
[ 12.340474][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.340693][ T219] ? __warn (kernel/panic.c:748) 
[ 12.340861][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.341091][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.341315][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.341488][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.341707][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.341936][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.342165][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.342392][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.342669][ 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) 
[ 12.342893][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.343128][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.343354][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.343585][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.343820][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.344109][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.344398][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.344684][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.344915][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.345204][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.345443][ 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)) 
[ 12.345609][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.345838][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.346078][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.346297][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.346514][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.346734][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.346998][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.347229][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.347446][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.347667][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.347886][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.348118][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.348335][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.348547][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.348771][ 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) 
[ 12.349015][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 12.349255][ T219] device_add (drivers/base/core.c:3672) 
[ 12.349477][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 12.349698][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 12.349929][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 12.350412][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 12.350695][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.350907][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 12.351164][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.351379][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 12.351603][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 12.351780][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 12.352001][ T219] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 12.352249][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.352474][ T219] ksys_write (fs/read_write.c:731) 
[ 12.352782][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 12.353025][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 12.353268][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   12.353539][  T219] RIP: 0033:0x7f54689ffb77
[ 12.353775][ 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
[   12.354835][  T219] RSP: 002b:00007ffe93dbe058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.355183][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f54689ffb77
[   12.355536][  T219] RDX: 0000000000000004 RSI: 0000558fc18cd110 RDI: 0000000000000001
[   12.355871][  T219] RBP: 0000558fc18cd110 R08: 0000000000000000 R09: 00007f5468a724e0
[   12.356355][  T219] R10: 00007f5468a723e0 R11: 0000000000000246 R12: 0000000000000004


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