======================================
| [   11.078859][  T231] netconsole: network logging started
| [   12.012952][  T219] ------------[ cut here ]------------
| [ 12.013480][ T219] WARNING: CPU: 2 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) 
| [   12.013953][  T219] Modules linked in: netconsole netdevsim
[   12.014547][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.014813][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.015106][ 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
[   12.016022][  T219] RSP: 0018:ffffc90000b37548 EFLAGS: 00010246
[   12.016382][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.016787][  T219] RDX: 0000000000000000 RSI: ffff888005f52c90 RDI: ffff8880051c50f8
[   12.017193][  T219] RBP: ffffffffbb728600 R08: 0000000000000000 R09: fffffbfff72bd944
[   12.017584][  T219] R10: ffffffffb95eca27 R11: ffff8880051c45c0 R12: 0000000000000000
[   12.018007][  T219] R13: ffff888005f52128 R14: ffff888005f52008 R15: ffff888005f52000
[   12.018451][  T219] FS:  00007f506572a740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[   12.019186][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.019570][  T219] CR2: 000056237a3196d8 CR3: 00000000050a4001 CR4: 0000000000772ef0
[   12.020022][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.020531][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.021001][  T219] PKRU: 55555554
[   12.021300][  T219] Call Trace:
[   12.021563][  T219]  <TASK>
[ 12.021745][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.022050][ T219] ? __warn (kernel/panic.c:748) 
[ 12.022242][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.022546][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.022804][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.023008][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.023258][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.023539][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.023793][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.024040][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.024344][ 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) 
[ 12.024588][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.024826][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.025093][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.025400][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.025709][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.026077][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.026452][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.026794][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.027054][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.027375][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.027620][ 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)) 
[ 12.027823][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.028132][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.028462][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.028761][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.029047][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.029377][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.029752][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.030064][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.030433][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.030761][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.031080][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.031426][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.031747][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.031972][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.032228][ 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) 
[ 12.032500][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 12.032752][ T219] device_add (drivers/base/core.c:3672) 
[ 12.032985][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 12.033207][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 12.033476][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 12.033751][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 12.034041][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.034261][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 12.034497][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.034708][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 12.034945][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 12.035150][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 12.035437][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 12.035741][ 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) 
[ 12.036039][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 12.036330][ T219] ksys_write (fs/read_write.c:731) 
[ 12.036526][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 12.036784][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 12.037043][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 12.037302][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   12.037594][  T219] RIP: 0033:0x7f506586bb77
[ 12.037862][ 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
[   12.038790][  T219] RSP: 002b:00007ffd25073e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.039423][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f506586bb77
[   12.039876][  T219] RDX: 0000000000000004 RSI: 000056237a3186d0 RDI: 0000000000000001
[   12.040332][  T219] RBP: 000056237a3186d0 R08: 0000000000000003 R09: 0000000000000000
[   12.040812][  T219] R10: 0000000000000080 R11: 0000000000000246 R12: 0000000000000004
[   12.041242][  T219] R13: 00007f5065927760 R14: 0000000000000004 R15: 00007f50659229c0
| [   12.071787][  T219] ------------[ cut here ]------------
| [ 12.072192][ 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) 
| [   12.072761][  T219] Modules linked in: netconsole netdevsim
| [   12.073448][  T219] Tainted: [W]=WARN
[   12.073666][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.073938][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.074239][ 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
[   12.075036][  T219] RSP: 0018:ffffc90000b37548 EFLAGS: 00010246
[   12.075323][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.075645][  T219] RDX: 0000000000000000 RSI: ffff888002142c90 RDI: ffff8880051c50f8
[   12.075967][  T219] RBP: ffffffffbb728600 R08: 0000000000000000 R09: fffffbfff72bd944
[   12.076320][  T219] R10: ffffffffb95eca27 R11: ffff8880051c45c0 R12: 0000000000000000
[   12.076667][  T219] R13: ffff888002142128 R14: ffff888002142008 R15: ffff888002142000
[   12.077017][  T219] FS:  00007f506572a740(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[   12.077422][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.077749][  T219] CR2: 00007f2eef7437d0 CR3: 00000000050a4001 CR4: 0000000000772ef0
[   12.078361][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.078741][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.079084][  T219] PKRU: 55555554
[   12.079290][  T219] Call Trace:
[   12.079489][  T219]  <TASK>
[ 12.079610][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.079870][ T219] ? __warn (kernel/panic.c:748) 
[ 12.080105][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.080407][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.080718][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.080935][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.081226][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.081484][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.081730][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.081959][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.082246][ 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) 
[ 12.082474][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.082688][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.082908][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.083149][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.083419][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.083711][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.084004][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.084321][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.084571][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.084827][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.085042][ 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)) 
[ 12.085210][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.085436][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.085647][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.085852][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.086052][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.086258][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.086557][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.086777][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.086991][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.087207][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.087445][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.087667][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.087882][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.088101][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.088330][ 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) 
[ 12.088556][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 12.088782][ T219] device_add (drivers/base/core.c:3672) 
[ 12.089012][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 12.089243][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 12.089465][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 12.089735][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 12.090007][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.090209][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 12.090428][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.090684][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 12.090896][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 12.091070][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 12.091291][ T219] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 12.091504][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.091724][ T219] ksys_write (fs/read_write.c:731) 
[ 12.091882][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 12.092101][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 12.092316][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   12.092580][  T219] RIP: 0033:0x7f506586bb77
[ 12.092796][ 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
[   12.093744][  T219] RSP: 002b:00007ffd25073e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.094066][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f506586bb77
[   12.094507][  T219] RDX: 0000000000000004 RSI: 000056237a3186d0 RDI: 0000000000000001
[   12.094814][  T219] RBP: 000056237a3186d0 R08: 0000000000000000 R09: 00007f50658de4e0
[   12.095256][  T219] R10: 00007f50658de3e0 R11: 0000000000000246 R12: 0000000000000004


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