======================================
| 0
| xx__-> [   12.741200][  T239] netdevsim netdevsim260 eni260np1: renamed from eth0
| [   20.058302][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 20.059408][ T228] 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 
[   20.059968][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.059970][  T228] Call Trace:
[   20.059972][  T228]  <TASK>
[ 20.059975][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.059986][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 20.059997][ T228] 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 
[ 20.060015][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.060033][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.060052][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 20.060069][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 20.060102][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 20.060118][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 20.060126][ T228] ? klist_put (lib/klist.c:220) 
[ 20.060134][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 20.060144][ T228] device_del (drivers/base/core.c:3882) 
[ 20.060151][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 20.060165][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 20.060168][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 20.060185][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 20.060198][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 20.060206][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 20.060214][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 20.060216][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 20.060226][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 20.060238][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 20.060247][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 20.060260][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.060273][ T228] ksys_write (fs/read_write.c:738) 
[ 20.060279][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 20.060281][ T228] ? 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) 
[ 20.060297][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.060306][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.060310][  T228] RIP: 0033:0x7f87e887ab77
[ 20.060315][ T228] 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
[   20.060318][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   20.060322][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   20.060324][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   20.060326][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000003 R09: 0000000000000000
[   20.060328][  T228] R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000004
[   20.060330][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.060330][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.060347][  T228]  </TASK>
| [   20.060402][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 20.078081][ T228] 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 
[   20.078517][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.078519][  T228] Call Trace:
[   20.078521][  T228]  <TASK>
[ 20.078523][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.078530][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 20.078538][ T228] 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 
[ 20.078558][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.078576][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.078596][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 20.078613][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 20.078632][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 20.078648][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 20.078653][ T228] ? klist_put (lib/klist.c:220) 
[ 20.078661][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 20.078671][ T228] device_del (drivers/base/core.c:3882) 
[ 20.078678][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 20.078691][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 20.078695][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 20.078712][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 20.078725][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 20.078731][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 20.078739][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 20.078741][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 20.078751][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 20.078760][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 20.078769][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 20.078779][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.078791][ T228] ksys_write (fs/read_write.c:738) 
[ 20.078796][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 20.078798][ T228] ? 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) 
[ 20.078812][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.078819][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.078822][  T228] RIP: 0033:0x7f87e887ab77
[ 20.078825][ T228] 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
[   20.078828][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   20.078831][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   20.078833][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   20.078835][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000003 R09: 0000000000000000
[   20.078837][  T228] R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000004
[   20.078838][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.078838][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.078856][  T228]  </TASK>
| [   20.095124][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 20.095931][ T228] 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 
[   20.096356][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.096358][  T228] Call Trace:
[   20.096360][  T228]  <TASK>
[ 20.096363][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.096375][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 20.096387][ T228] 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 
[ 20.096406][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.096424][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.096443][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 20.096460][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 20.096478][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 20.096495][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 20.096505][ T228] ? klist_put (lib/klist.c:220) 
[ 20.096512][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 20.096523][ T228] device_del (drivers/base/core.c:3882) 
[ 20.096530][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 20.096543][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 20.096547][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 20.096568][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 20.096580][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 20.096589][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 20.096597][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 20.096599][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 20.096610][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 20.096623][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 20.096631][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 20.096644][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.096658][ T228] ksys_write (fs/read_write.c:738) 
[ 20.096664][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 20.096666][ T228] ? 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) 
[ 20.096683][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.096693][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.096697][  T228] RIP: 0033:0x7f87e887ab77
[ 20.096702][ T228] 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
[   20.096705][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   20.096709][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   20.096711][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   20.096713][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000003 R09: 0000000000000000
[   20.096714][  T228] R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000004
[   20.096716][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.096716][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.096733][  T228]  </TASK>
| [   20.112205][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 20.112768][ T228] 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 
[   20.113182][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.113184][  T228] Call Trace:
[   20.113185][  T228]  <TASK>
[ 20.113187][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.113193][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 20.113200][ T228] 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 
[ 20.113223][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.113241][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 20.113276][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 20.113294][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 20.113313][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 20.113329][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 20.113335][ T228] ? klist_put (lib/klist.c:220) 
[ 20.113343][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 20.113352][ T228] device_del (drivers/base/core.c:3882) 
[ 20.113359][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 20.113373][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 20.113376][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 20.113394][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 20.113407][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 20.113413][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 20.113421][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 20.113423][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 20.113433][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 20.113442][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 20.113451][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 20.113461][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.113473][ T228] ksys_write (fs/read_write.c:738) 
[ 20.113478][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 20.113481][ T228] ? 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) 
[ 20.113494][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.113501][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.113504][  T228] RIP: 0033:0x7f87e887ab77
[ 20.113507][ T228] 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
[   20.113510][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   20.113513][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   20.113515][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   20.113516][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000003 R09: 0000000000000000
[   20.113518][  T228] R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000004
[   20.113519][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   20.113537][  T228]  </TASK>
| [   20.578385][  T241] netdevsim netdevsim260 eni260np1: renamed from eth0
| [   27.615067][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 27.615787][ T228] 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 
[   27.616217][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.616220][  T228] Call Trace:
[   27.616222][  T228]  <TASK>
[ 27.616224][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 27.616237][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 27.616248][ T228] 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 
[ 27.616267][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.616284][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.616303][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 27.616320][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 27.616339][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 27.616355][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 27.616364][ T228] ? klist_put (lib/klist.c:220) 
[ 27.616372][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 27.616382][ T228] device_del (drivers/base/core.c:3882) 
[ 27.616390][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 27.616403][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 27.616406][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 27.616424][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 27.616437][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 27.616444][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 27.616452][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 27.616455][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 27.616465][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 27.616477][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 27.616485][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 27.616497][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.616510][ T228] ksys_write (fs/read_write.c:738) 
[ 27.616515][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 27.616518][ T228] ? 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) 
[ 27.616534][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.616544][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.616548][  T228] RIP: 0033:0x7f87e887ab77
[ 27.616552][ T228] 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
[   27.616557][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   27.616561][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   27.616564][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   27.616565][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000000 R09: 00007f87e88ed4e0
[   27.616567][  T228] R10: 00007f87e88ed3e0 R11: 0000000000000246 R12: 0000000000000004
[   27.616568][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   27.616568][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   27.616586][  T228]  </TASK>
| [   27.632394][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 27.632984][ T228] 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 
[   27.633420][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.633422][  T228] Call Trace:
[   27.633424][  T228]  <TASK>
[ 27.633426][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 27.633433][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 27.633441][ T228] 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 
[ 27.633460][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.633478][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.633498][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 27.633515][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 27.633534][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 27.633551][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 27.633558][ T228] ? klist_put (lib/klist.c:220) 
[ 27.633566][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 27.633576][ T228] device_del (drivers/base/core.c:3882) 
[ 27.633583][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 27.633597][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 27.633600][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 27.633618][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 27.633632][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 27.633638][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 27.633646][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 27.633648][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 27.633658][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 27.633668][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 27.633677][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 27.633687][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.633699][ T228] ksys_write (fs/read_write.c:738) 
[ 27.633704][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 27.633707][ T228] ? 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) 
[ 27.633721][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.633728][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.633731][  T228] RIP: 0033:0x7f87e887ab77
[ 27.633735][ T228] 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
[   27.633737][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   27.633740][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   27.633743][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   27.633744][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000000 R09: 00007f87e88ed4e0
[   27.633746][  T228] R10: 00007f87e88ed3e0 R11: 0000000000000246 R12: 0000000000000004
[   27.633748][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   27.633748][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   27.633765][  T228]  </TASK>
| [   27.649370][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 27.650851][ T228] 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 
[   27.651266][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.651268][  T228] Call Trace:
[   27.651270][  T228]  <TASK>
[ 27.651272][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 27.651278][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 27.651286][ T228] 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 
[ 27.651304][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.651322][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.651341][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 27.651358][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 27.651376][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 27.651392][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 27.651398][ T228] ? klist_put (lib/klist.c:220) 
[ 27.651405][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 27.651415][ T228] device_del (drivers/base/core.c:3882) 
[ 27.651422][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 27.651435][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 27.651438][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 27.651455][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 27.651468][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 27.651473][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 27.651481][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 27.651484][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 27.651493][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 27.651502][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 27.651511][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 27.651520][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.651532][ T228] ksys_write (fs/read_write.c:738) 
[ 27.651537][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 27.651540][ T228] ? 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) 
[ 27.651553][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.651561][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.651564][  T228] RIP: 0033:0x7f87e887ab77
[ 27.651568][ T228] 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
[   27.651570][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   27.651573][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   27.651575][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   27.651577][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000000 R09: 00007f87e88ed4e0
[   27.651578][  T228] R10: 00007f87e88ed3e0 R11: 0000000000000246 R12: 0000000000000004
[   27.651580][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   27.651580][  T228] R13: 00007f87e8936760 R14: 0000000000000004 R15: 00007f87e89319c0
| [   27.651597][  T228]  </TASK>
| [   27.667132][  T228] BUG: using smp_processor_id() in preemptible [00000000] code: tc-mq-visibilit/228
| [ 27.667699][ T228] 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 
[   27.668126][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.668127][  T228] Call Trace:
[   27.668129][  T228]  <TASK>
[ 27.668131][ T228] dump_stack_lvl (lib/dump_stack.c:123) 
[ 27.668137][ T228] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 27.668144][ T228] 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 
[ 27.668162][ T228] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.668179][ T228] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 27.668198][ T228] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 27.668214][ T228] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 27.668233][ T228] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 27.668249][ T228] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 27.668254][ T228] ? klist_put (lib/klist.c:220) 
[ 27.668261][ T228] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 27.668270][ T228] device_del (drivers/base/core.c:3882) 
[ 27.668277][ T228] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 27.668291][ T228] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 27.668294][ T228] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 27.668311][ T228] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 27.668324][ T228] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 27.668329][ T228] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 27.668337][ T228] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 27.668339][ T228] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 27.668349][ T228] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 27.668358][ T228] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 27.668366][ T228] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 27.668376][ T228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.668387][ T228] ksys_write (fs/read_write.c:738) 
[ 27.668392][ T228] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 27.668395][ T228] ? 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) 
[ 27.668408][ T228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.668414][ T228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.668417][  T228] RIP: 0033:0x7f87e887ab77
[ 27.668420][ T228] 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
[   27.668423][  T228] RSP: 002b:00007ffdf9ec7c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   27.668426][  T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87e887ab77
[   27.668428][  T228] RDX: 0000000000000004 RSI: 00005560bcbe28b0 RDI: 0000000000000001
[   27.668430][  T228] RBP: 00005560bcbe28b0 R08: 0000000000000000 R09: 00007f87e88ed4e0
[   27.668431][  T228] R10: 00007f87e88ed3e0 R11: 0000000000000246 R12: 0000000000000004


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