======================================
| 0
| xx__-> [    9.151959][  T225] ------------[ cut here ]------------
| [ 9.152347][ T225] WARNING: CPU: 1 PID: 225 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) 
| [    9.152853][  T225] Modules linked in: netdevsim
[    9.153408][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.153676][ T225] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.153952][ T225] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 98 0c 00 00 be ff ff ff ff e8 d8 33 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 98 0c 00 00 	lea    0xc98(%r15),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 d8 33 78 00       	call   0x7833f9
  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
[    9.154692][  T225] RSP: 0018:ffffc90000b07520 EFLAGS: 00010246
[    9.154961][  T225] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[    9.155295][  T225] RDX: 0000000000000000 RSI: ffff88800b8cac98 RDI: ffff888009240b78
[    9.155611][  T225] RBP: ffffffff9af23440 R08: 0000000000000000 R09: fffffbfff31bd83c
[    9.155924][  T225] R10: ffffffff98dec1e7 R11: ffff888009240040 R12: 0000000000000000
[    9.156260][  T225] R13: ffff88800b8ca128 R14: ffff88800b8ca008 R15: ffff88800b8ca000
[    9.156573][  T225] FS:  00007f523a91c740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[    9.156945][  T225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.157263][  T225] CR2: 00007f5fcb9e4aa0 CR3: 0000000009b82004 CR4: 0000000000772ef0
[    9.157577][  T225] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    9.157885][  T225] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    9.158209][  T225] PKRU: 55555554
[    9.158369][  T225] Call Trace:
[    9.158531][  T225]  <TASK>
[ 9.158644][ T225] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.158869][ T225] ? __warn (kernel/panic.c:748) 
[ 9.159047][ T225] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.159260][ T225] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 9.159475][ T225] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 9.159637][ T225] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 9.159845][ T225] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 9.160077][ T225] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.160296][ T225] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 9.160560][ T225] ? _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) 
[ 9.160776][ T225] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 9.160989][ T225] register_netdevice (net/core/dev.c:11003) 
[ 9.161218][ T225] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 9.161437][ T225] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 9.161661][ T225] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 9.161932][ T225] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[ 9.162117][ T225] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 9.162398][ T225] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4349 kernel/locking/lockdep.c:4408) 
[ 9.162678][ T225] nsim_dev_port_add_all (drivers/net/netdevsim/dev.c:1449) netdevsim 
[ 9.162945][ T225] nsim_drv_probe (drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 9.163179][ T225] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 9.163462][ T225] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 9.163673][ T225] ? 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)) 
[ 9.163829][ T225] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 9.164060][ T225] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 9.164288][ T225] __driver_probe_device (drivers/base/dd.c:800) 
[ 9.164500][ T225] driver_probe_device (drivers/base/dd.c:830) 
[ 9.164732][ T225] __device_attach_driver (drivers/base/dd.c:959) 
[ 9.164961][ T225] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 9.165229][ T225] bus_for_each_drv (drivers/base/bus.c:462) 
[ 9.165440][ T225] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 9.165643][ T225] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 9.165860][ T225] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 9.166076][ T225] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 9.166288][ T225] __device_attach (drivers/base/dd.c:1030) 
[ 9.166497][ T225] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 9.166703][ T225] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 9.166911][ T225] ? 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) 
[ 9.167144][ T225] bus_probe_device (drivers/base/bus.c:537) 
[ 9.167356][ T225] device_add (drivers/base/core.c:3672) 
[ 9.167566][ T225] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 9.167771][ T225] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 9.167993][ T225] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 9.168276][ T225] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 9.168546][ T225] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 9.168752][ T225] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 9.168975][ T225] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 9.169190][ T225] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 9.169413][ T225] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 9.169582][ T225] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 9.169796][ T225] ? __lock_release (kernel/locking/lockdep.c:5527) 
[ 9.170001][ T225] ? 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) 
[ 9.170238][ T225] ? __pfx___up_read (kernel/locking/rwsem.c:1337) 
[ 9.170457][ T225] ksys_write (fs/read_write.c:731) 
[ 9.170617][ T225] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 9.170820][ T225] ? do_user_addr_fault (./include/linux/rcupdate.h:882 ./include/linux/mm.h:742 arch/x86/mm/fault.c:1339) 
[ 9.171072][ T225] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 9.171310][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[    9.171578][  T225] RIP: 0033:0x7f523aa5db77
[ 9.171806][ T225] 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
[    9.172584][  T225] RSP: 002b:00007ffc657c55e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[    9.172915][  T225] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f523aa5db77
[    9.173250][  T225] RDX: 0000000000000004 RSI: 0000557c2e4917a0 RDI: 0000000000000001
[    9.173572][  T225] RBP: 0000557c2e4917a0 R08: 0000000000000003 R09: 0000000000000000
[    9.173880][  T225] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000004
[    9.174215][  T225] R13: 00007f523ab19760 R14: 0000000000000004 R15: 00007f523ab149c0
| [    9.195567][  T225] ------------[ cut here ]------------
| [ 9.195949][ T225] WARNING: CPU: 2 PID: 225 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) 
| [    9.196468][  T225] Modules linked in: netdevsim
| [    9.197295][  T225] Tainted: [W]=WARN
[    9.197502][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.197835][ T225] RIP: 0010:__netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.198156][ T225] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 98 0c 00 00 be ff ff ff ff e8 d8 33 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 98 0c 00 00 	lea    0xc98(%r15),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 d8 33 78 00       	call   0x7833f9
  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
[    9.198982][  T225] RSP: 0018:ffffc90000b07520 EFLAGS: 00010246
[    9.199291][  T225] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[    9.199644][  T225] RDX: 0000000000000000 RSI: ffff888009e32c98 RDI: ffff888009240b78
[    9.200014][  T225] RBP: ffffffff9af23440 R08: 0000000000000000 R09: fffffbfff31bd83c
[    9.200384][  T225] R10: ffffffff98dec1e7 R11: ffff888009240040 R12: 0000000000000000
[    9.200748][  T225] R13: ffff888009e32128 R14: ffff888009e32008 R15: ffff888009e32000
[    9.201120][  T225] FS:  00007f523a91c740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[    9.201525][  T225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.201833][  T225] CR2: 0000557c2e4927a8 CR3: 0000000009b82005 CR4: 0000000000772ef0
[    9.202198][  T225] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    9.202557][  T225] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    9.202922][  T225] PKRU: 55555554
[    9.203123][  T225] Call Trace:
[    9.203311][  T225]  <TASK>
[ 9.203443][ T225] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.203690][ T225] ? __warn (kernel/panic.c:748) 
[ 9.203901][ T225] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.204166][ T225] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 9.204417][ T225] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 9.204610][ T225] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 9.204882][ T225] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 9.205152][ T225] ? __netdev_update_features (./include/net/netdev_lock.h:52 ./include/net/netdev_lock.h:49 net/core/dev.c:10566) 
[ 9.205407][ T225] ? __pfx___netdev_update_features (net/core/dev.c:10559) 
[ 9.205710][ T225] ? _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) 
[ 9.205975][ T225] ? netdev_register_kobject (net/core/net-sysfs.c:2344) 
[ 9.206241][ T225] register_netdevice (net/core/dev.c:11003) 
[ 9.206490][ T225] ? __pfx_register_netdevice (net/core/dev.c:10881) 
[ 9.206757][ T225] nsim_create (drivers/net/netdevsim/netdev.c:958 drivers/net/netdevsim/netdev.c:1018) netdevsim 
[ 9.207022][ T225] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1393) netdevsim 
[ 9.207339][ T225] ? mark_lock (kernel/locking/lockdep.c:4729 (discriminator 3)) 
[ 9.207532][ T225] ? __pfx___nsim_dev_port_add (drivers/net/netdevsim/dev.c:1357) netdevsim 
[ 9.207867][ T225] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4349 kernel/locking/lockdep.c:4408) 
[ 9.208192][ T225] nsim_dev_port_add_all (drivers/net/netdevsim/dev.c:1449) netdevsim 
[ 9.208500][ T225] nsim_drv_probe (drivers/net/netdevsim/dev.c:1607) netdevsim 
[ 9.208769][ T225] ? __pfx_nsim_drv_probe (drivers/net/netdevsim/dev.c:1528) netdevsim 
[ 9.209090][ T225] ? kernfs_create_link (fs/kernfs/symlink.c:48) 
[ 9.209335][ T225] ? 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)) 
[ 9.209526][ T225] ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:48) 
[ 9.209784][ T225] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) 
[ 9.210050][ T225] __driver_probe_device (drivers/base/dd.c:800) 
[ 9.210297][ T225] driver_probe_device (drivers/base/dd.c:830) 
[ 9.210535][ T225] __device_attach_driver (drivers/base/dd.c:959) 
[ 9.210793][ T225] ? __pfx___device_attach_driver (drivers/base/dd.c:922) 
[ 9.211107][ T225] bus_for_each_drv (drivers/base/bus.c:462) 
[ 9.211359][ T225] ? __pfx_bus_for_each_drv (drivers/base/bus.c:450) 
[ 9.211598][ T225] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 9.211861][ T225] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 9.212113][ T225] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5816) 
[ 9.212365][ T225] __device_attach (drivers/base/dd.c:1030) 
[ 9.212608][ T225] ? __pfx___device_attach (drivers/base/dd.c:1001) 
[ 9.212875][ T225] ? bus_to_subsys (drivers/base/bus.c:85) 
[ 9.213142][ T225] ? 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) 
[ 9.213392][ T225] bus_probe_device (drivers/base/bus.c:537) 
[ 9.213639][ T225] device_add (drivers/base/core.c:3672) 
[ 9.213895][ T225] ? __pfx_device_add (drivers/base/core.c:3548) 
[ 9.214150][ T225] ? __init_waitqueue_head (./include/linux/list.h:37 kernel/sched/wait.c:12) 
[ 9.214407][ T225] new_device_store (drivers/net/netdevsim/bus.c:443 drivers/net/netdevsim/bus.c:173) netdevsim 
[ 9.214716][ T225] ? __pfx_new_device_store (drivers/net/netdevsim/bus.c:142) netdevsim 
[ 9.215053][ T225] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 9.215298][ T225] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1)) 
[ 9.215545][ T225] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132) 
[ 9.215802][ T225] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 9.216064][ T225] vfs_write (fs/read_write.c:586 fs/read_write.c:679) 
[ 9.216264][ T225] ? __pfx_vfs_write (fs/read_write.c:660) 
[ 9.216509][ T225] ? find_held_lock (kernel/locking/lockdep.c:5341) 
[ 9.216784][ T225] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) 
[ 9.217048][ T225] ksys_write (fs/read_write.c:731) 
[ 9.217239][ T225] ? __pfx_ksys_write (fs/read_write.c:721) 
[ 9.217489][ T225] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 9.217743][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[    9.218050][  T225] RIP: 0033:0x7f523aa5db77
[ 9.218300][ T225] 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
[    9.219261][  T225] RSP: 002b:00007ffc657c55e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[    9.219618][  T225] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f523aa5db77
[    9.219996][  T225] RDX: 0000000000000004 RSI: 0000557c2e4917a0 RDI: 0000000000000001
[    9.220368][  T225] RBP: 0000557c2e4917a0 R08: 0000000000000000 R09: 00007f523aad04e0
[    9.220718][  T225] R10: 00007f523aad03e0 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
__netdev_update_features:register_netdevice:nsim_create:__nsim_dev_port_add:nsim_dev_port_add_all