======================================
| [  294.244738][ T4777] Initializing XFRM netlink socket
| [  297.914088][ T4854] netdevsim netdevsim0 eni0np1: renamed from eth0
| [  300.964301][ T1552] BUG: using smp_processor_id() in preemptible [00000000] code: rtnetlink.sh/1552
| [ 300.965011][ T1552] caller is nsim_queue_uninit (./include/linux/netdevice.h:3023 (discriminator 3) drivers/net/netdevsim/netdev.c:638 (discriminator 3) drivers/net/netdevsim/netdev.c:917 (discriminator 3)) netdevsim 
[  300.965548][ T1552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  300.965550][ T1552] Call Trace:
[  300.965552][ T1552]  <TASK>
[ 300.965554][ T1552] dump_stack_lvl (lib/dump_stack.c:123) 
[ 300.965564][ T1552] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 300.965572][ T1552] nsim_queue_uninit (./include/linux/netdevice.h:3023 (discriminator 3) drivers/net/netdevsim/netdev.c:638 (discriminator 3) drivers/net/netdevsim/netdev.c:917 (discriminator 3)) netdevsim 
[ 300.965591][ T1552] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 300.965611][ T1552] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 300.965631][ T1552] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 300.965648][ T1552] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 300.965668][ T1552] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 300.965685][ T1552] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 300.965692][ T1552] ? klist_put (lib/klist.c:220) 
[ 300.965699][ T1552] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 300.965708][ T1552] device_del (drivers/base/core.c:3882) 
[ 300.965716][ T1552] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 300.965732][ T1552] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 300.965736][ T1552] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 300.965755][ T1552] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 300.965769][ T1552] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 300.965777][ T1552] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 300.965785][ T1552] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 300.965788][ T1552] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 300.965797][ T1552] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 300.965808][ T1552] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 300.965817][ T1552] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 300.965828][ T1552] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 300.965841][ T1552] ksys_write (fs/read_write.c:738) 
[ 300.965846][ T1552] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 300.965849][ T1552] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 300.965863][ T1552] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 300.965870][ T1552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  300.965874][ T1552] RIP: 0033:0x7f915b83eb77
[ 300.965878][ T1552] 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
[  300.965881][ T1552] RSP: 002b:00007ffe34184268 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  300.965885][ T1552] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f915b83eb77
[  300.965887][ T1552] RDX: 0000000000000002 RSI: 000055786eb034a0 RDI: 0000000000000001
[  300.965889][ T1552] RBP: 000055786eb034a0 R08: 0000000000000000 R09: 00007f915b8b14e0
[  300.965890][ T1552] R10: 00007f915b8b13e0 R11: 0000000000000246 R12: 0000000000000002
[  300.965892][ T1552] R13: 00007f915b8fa760 R14: 0000000000000002 R15: 00007f915b8f59c0
| [  309.245555][ T5012] test-bond0 (unregistering): (slave eni20np1): Releasing backup interface
| [  309.265733][ T5012] test-bond0 (unregistering): Released all slaves
| [  309.341669][ T1552] BUG: using smp_processor_id() in preemptible [00000000] code: rtnetlink.sh/1552
| [ 309.342421][ T1552] caller is nsim_queue_uninit (./include/linux/netdevice.h:3023 (discriminator 3) drivers/net/netdevsim/netdev.c:638 (discriminator 3) drivers/net/netdevsim/netdev.c:917 (discriminator 3)) netdevsim 
[  309.342876][ T1552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  309.342878][ T1552] Call Trace:
[  309.342880][ T1552]  <TASK>
[ 309.342882][ T1552] dump_stack_lvl (lib/dump_stack.c:123) 
[ 309.342892][ T1552] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 309.342899][ T1552] nsim_queue_uninit (./include/linux/netdevice.h:3023 (discriminator 3) drivers/net/netdevsim/netdev.c:638 (discriminator 3) drivers/net/netdevsim/netdev.c:917 (discriminator 3)) netdevsim 
[ 309.342919][ T1552] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 309.342937][ T1552] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 309.342957][ T1552] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 309.342975][ T1552] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 309.342995][ T1552] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 309.343012][ T1552] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 309.343019][ T1552] ? klist_put (lib/klist.c:220) 
[ 309.343026][ T1552] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 309.343035][ T1552] device_del (drivers/base/core.c:3882) 
[ 309.343043][ T1552] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 309.343057][ T1552] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 309.343061][ T1552] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 309.343079][ T1552] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 309.343093][ T1552] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 309.343100][ T1552] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 309.343108][ T1552] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 309.343111][ T1552] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 309.343120][ T1552] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 309.343130][ T1552] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 309.343139][ T1552] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 309.343150][ T1552] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 309.343165][ T1552] ksys_write (fs/read_write.c:738) 
[ 309.343170][ T1552] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 309.343173][ T1552] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 309.343187][ T1552] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 309.343193][ T1552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  309.343197][ T1552] RIP: 0033:0x7f915b83eb77
[ 309.343202][ T1552] 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
[  309.343204][ T1552] RSP: 002b:00007ffe34184138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  309.343208][ T1552] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f915b83eb77
[  309.343210][ T1552] RDX: 0000000000000003 RSI: 000055786eb034a0 RDI: 0000000000000001
[  309.343212][ T1552] RBP: 000055786eb034a0 R08: 0000000000000000 R09: 00007f915b8b14e0
[  309.343214][ T1552] R10: 00007f915b8b13e0 R11: 0000000000000246 R12: 0000000000000003
[  309.343215][ T1552] R13: 00007f915b8fa760 R14: 0000000000000003 R15: 00007f915b8f59c0
| [  309.343215][ T1552] R13: 00007f915b8fa760 R14: 0000000000000003 R15: 00007f915b8f59c0
| [  309.343233][ T1552]  </TASK>
| [  309.439837][ T1552] BUG: using smp_processor_id() in preemptible [00000000] code: rtnetlink.sh/1552
| [ 309.440679][ T1552] caller is nsim_queue_uninit (./include/linux/netdevice.h:3023 (discriminator 3) drivers/net/netdevsim/netdev.c:638 (discriminator 3) drivers/net/netdevsim/netdev.c:917 (discriminator 3)) netdevsim 
[  309.441781][ T1552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  309.441783][ T1552] Call Trace:
[  309.441785][ T1552]  <TASK>
[ 309.441787][ T1552] dump_stack_lvl (lib/dump_stack.c:123) 
[ 309.441797][ T1552] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 309.441804][ T1552] nsim_queue_uninit (./include/linux/netdevice.h:3023 (discriminator 3) drivers/net/netdevsim/netdev.c:638 (discriminator 3) drivers/net/netdevsim/netdev.c:917 (discriminator 3)) netdevsim 
[ 309.441824][ T1552] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 309.441843][ T1552] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 309.441863][ T1552] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 309.441881][ T1552] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 309.441901][ T1552] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 309.441918][ T1552] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 309.441924][ T1552] ? klist_put (lib/klist.c:220) 
[ 309.441931][ T1552] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 309.441940][ T1552] device_del (drivers/base/core.c:3882) 
[ 309.441948][ T1552] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 309.441962][ T1552] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 309.441966][ T1552] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 309.441984][ T1552] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 309.441998][ T1552] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 309.442005][ T1552] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 309.442014][ T1552] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 309.442016][ T1552] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 309.442025][ T1552] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 309.442036][ T1552] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 309.442046][ T1552] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 309.442064][ T1552] ksys_write (fs/read_write.c:738) 
[ 309.442070][ T1552] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 309.442084][ T1552] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 309.442090][ T1552] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  309.442094][ T1552] RIP: 0033:0x7f915b83eb77
[ 309.442098][ T1552] 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
[  309.442100][ T1552] RSP: 002b:00007ffe34184268 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  309.442104][ T1552] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f915b83eb77
[  309.442106][ T1552] RDX: 0000000000000003 RSI: 000055786eb034a0 RDI: 0000000000000001
[  309.442108][ T1552] RBP: 000055786eb034a0 R08: 0000000000000000 R09: 00007f915b8b14e0
[  309.442109][ T1552] R10: 00007f915b8b13e0 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
check_preemption_disabled:nsim_queue_uninit:nsim_destroy:__nsim_dev_port_del:nsim_dev_reload_destroy