======================================
| [   11.255930][  T231] netconsole: network logging started
| [   12.125179][  T219] ------------[ cut here ]------------
| [ 12.125606][ 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) 
| [   12.126104][  T219] Modules linked in: netconsole netdevsim
[   12.126734][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.127027][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.127340][ 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
[   12.128153][  T219] RSP: 0018:ffffc90000a77548 EFLAGS: 00010246
[   12.128451][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.128815][  T219] RDX: 0000000000000000 RSI: ffff888004ff2c90 RDI: ffff888005fd0b78
[   12.129214][  T219] RBP: ffffffffb3128600 R08: 0000000000000000 R09: fffffbfff61fd944
[   12.129581][  T219] R10: ffffffffb0feca27 R11: ffff888005fd0040 R12: 0000000000000000
[   12.129950][  T219] R13: ffff888004ff2128 R14: ffff888004ff2008 R15: ffff888004ff2000
[   12.130324][  T219] FS:  00007f38bca8c740(0000) GS:ffff88802f400000(0000) knlGS:0000000000000000
[   12.130728][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.131042][  T219] CR2: 00007f3edf238000 CR3: 000000000524c005 CR4: 0000000000772ef0
[   12.131420][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.131785][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.132321][  T219] PKRU: 55555554
[   12.132512][  T219] Call Trace:
[   12.132689][  T219]  <TASK>
[ 12.132811][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.133048][ T219] ? __warn (kernel/panic.c:748) 
[ 12.133242][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.133499][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.133726][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.133893][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.134110][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.134357][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.134579][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.134803][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.135087][ 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) 
[ 12.135353][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.135587][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.135826][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.136066][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.136324][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.136638][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.136945][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.137257][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.137502][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.137797][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.138032][ 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)) 
[ 12.138224][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.138466][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.138702][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.138933][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.139186][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.139434][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.139714][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.139949][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.140188][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.140421][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.140650][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.140891][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.141122][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.141360][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.141595][ 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) 
[ 12.141848][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 12.142091][ T219] device_add (drivers/base/core.c:3672) 
[ 12.142338][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 12.142578][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 12.142817][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 12.143111][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 12.143423][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.143665][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 12.143897][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.144123][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 12.144374][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 12.144555][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 12.144793][ T219] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 12.145026][ 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) 
[ 12.145279][ T219] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 12.145516][ T219] ksys_write (fs/read_write.c:731) 
[ 12.145693][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 12.145921][ T219] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 12.146175][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 12.146407][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   12.146726][  T219] RIP: 0033:0x7f38bcbcdb77
[ 12.146981][ 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
[   12.147834][  T219] RSP: 002b:00007fff9e8ce658 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.148207][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f38bcbcdb77
[   12.148562][  T219] RDX: 0000000000000004 RSI: 000055a0fbdc89d0 RDI: 0000000000000001
[   12.148903][  T219] RBP: 000055a0fbdc89d0 R08: 0000000000000000 R09: 00007f38bcc404e0
[   12.149253][  T219] R10: 00007f38bcc403e0 R11: 0000000000000246 R12: 0000000000000004
[   12.149605][  T219] R13: 00007f38bcc89760 R14: 0000000000000004 R15: 00007f38bcc849c0
| [   12.177680][  T219] ------------[ cut here ]------------
| [ 12.178058][ 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) 
| [   12.178626][  T219] Modules linked in: netconsole netdevsim
| [   12.179294][  T219] Tainted: [W]=WARN
[   12.179491][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.179783][ T219] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.180083][ 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
[   12.180887][  T219] RSP: 0018:ffffc90000a77548 EFLAGS: 00010246
[   12.181192][  T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[   12.181544][  T219] RDX: 0000000000000000 RSI: ffff88800bd9ac90 RDI: ffff888005fd0b78
[   12.181889][  T219] RBP: ffffffffb3128600 R08: 0000000000000000 R09: fffffbfff61fd944
[   12.182369][  T219] R10: ffffffffb0feca27 R11: ffff888005fd0040 R12: 0000000000000000
[   12.182717][  T219] R13: ffff88800bd9a128 R14: ffff88800bd9a008 R15: ffff88800bd9a000
[   12.183062][  T219] FS:  00007f38bca8c740(0000) GS:ffff88802f480000(0000) knlGS:0000000000000000
[   12.183485][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.183775][  T219] CR2: 000055d070757730 CR3: 000000000524c002 CR4: 0000000000772ef0
[   12.184117][  T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.184476][  T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.184827][  T219] PKRU: 55555554
[   12.185005][  T219] Call Trace:
[   12.185195][  T219]  <TASK>
[ 12.185315][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.185551][ T219] ? __warn (kernel/panic.c:748) 
[ 12.185733][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.185965][ T219] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 12.186225][ T219] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 12.186405][ T219] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 12.186650][ T219] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 12.186908][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 12.187140][ T219] ? __netdev_update_features (./include/net/netdev_lock.h:52 net/core/dev.c:10566) 
[ 12.187395][ T219] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 12.187691][ 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) 
[ 12.187934][ T219] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 12.188193][ T219] register_netdevice (net/core/dev.c:11003) 
[ 12.188429][ T219] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 12.188677][ T219] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 12.188924][ T219] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 12.189235][ T219] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 12.189543][ T219] ? nsim_dev_hwstats_init (./include/linux/workqueue.h:817 drivers/net/netdevsim/hwstats.c:442) netdevsim 
[ 12.189847][ T219] nsim_drv_probe (drivers/net/netdevsim/dev.c:1450 drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 12.190092][ T219] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 12.190395][ T219] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 12.190631][ 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)) 
[ 12.190807][ T219] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 12.191048][ T219] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 12.191303][ T219] __driver_probe_device (drivers/base/dd.c:800) 
[ 12.191542][ T219] driver_probe_device (drivers/base/dd.c:830) 
[ 12.191776][ T219] __device_attach_driver (drivers/base/dd.c:959) 
[ 12.192014][ T219] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 12.192311][ T219] bus_for_each_drv (drivers/base/bus.c:462) 
[ 12.192545][ T219] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 12.192774][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.193011][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.193259][ T219] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 12.193497][ T219] __device_attach (drivers/base/dd.c:1030) 
[ 12.193732][ T219] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 12.193965][ T219] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 12.194217][ 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) 
[ 12.194458][ T219] bus_probe_device (drivers/base/bus.c:537) 
[ 12.194835][ T219] device_add (drivers/base/core.c:3672) 
[ 12.195076][ T219] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 12.195324][ T219] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 12.195571][ T219] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 12.195868][ T219] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 12.196183][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.196414][ T219] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 12.196666][ T219] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 12.196900][ T219] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 12.197139][ T219] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 12.197342][ T219] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 12.197578][ T219] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 12.197820][ T219] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 12.198062][ T219] ksys_write (fs/read_write.c:731) 
[ 12.198268][ T219] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 12.198521][ T219] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 12.198758][ T219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   12.199049][  T219] RIP: 0033:0x7f38bcbcdb77
[ 12.199305][ 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
[   12.200119][  T219] RSP: 002b:00007fff9e8ce688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.200481][  T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f38bcbcdb77
[   12.200830][  T219] RDX: 0000000000000004 RSI: 000055a0fbdc89d0 RDI: 0000000000000001
[   12.201190][  T219] RBP: 000055a0fbdc89d0 R08: 0000000000000000 R09: 00007f38bcc404e0
[   12.201541][  T219] R10: 00007f38bcc403e0 R11: 0000000000000246 R12: 0000000000000004


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