======================================
| 0
| xx__-> [   21.867702][  T246] ------------[ cut here ]------------
| [   21.867963][  T246] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#3: rmmod/246
| [   21.869065][  T246] Modules linked in: netconsole netdevsim(-)
[   21.869667][  T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.869863][  T246] RIP: 0010:nsim_destroy (drivers/net/netdevsim/netdev.c:1234 (discriminator 2)) netdevsim
[   21.870073][  T246] Code: 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 0f 85 47 06 00 00 48 8b 3b e8 84 17 ac c8 31 c0 48 8d ab 48 07 00 00 eb 07 90 <0f> 0b 90 83 c0 01 0f b7 d0 be 00 10 00 00 48 89 ef e8 e2 22 f0 c7
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	00 fc                	add    %bh,%ah
   6:	ff                   	lcall  (bad)
   7:	df 48 c1             	fisttps -0x3f(%rax)
   a:	e9 03 80 3c 01       	jmp    0x13c8012
   f:	00 0f                	add    %cl,(%rdi)
  11:	85 47 06             	test   %eax,0x6(%rdi)
  14:	00 00                	add    %al,(%rax)
  16:	48 8b 3b             	mov    (%rbx),%rdi
  19:	e8 84 17 ac c8       	call   0xffffffffc8ac17a2
  1e:	31 c0                	xor    %eax,%eax
  20:	48 8d ab 48 07 00 00 	lea    0x748(%rbx),%rbp
  27:	eb 07                	jmp    0x30
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	83 c0 01             	add    $0x1,%eax
  30:	0f b7 d0             	movzwl %ax,%edx
  33:	be 00 10 00 00       	mov    $0x1000,%esi
  38:	48 89 ef             	mov    %rbp,%rdi
  3b:	e8 e2 22 f0 c7       	call   0xffffffffc7f02322

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	83 c0 01             	add    $0x1,%eax
   6:	0f b7 d0             	movzwl %ax,%edx
   9:	be 00 10 00 00       	mov    $0x1000,%esi
   e:	48 89 ef             	mov    %rbp,%rdi
  11:	e8 e2 22 f0 c7       	call   0xffffffffc7f022f8
[   21.870699][  T246] RSP: 0018:ffa00000004f7b58 EFLAGS: 00010293
[   21.870897][  T246] RAX: 0000000000000000 RBX: ff11000008fead00 RCX: ff11000008feb448
[   21.871145][  T246] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[   21.871448][  T246] RBP: ff11000008feb448 R08: ff11000008feb448 R09: 0000000000000000
[   21.871692][  T246] R10: 1fe22000011fd689 R11: 0000000000000001 R12: ff110000024eec98
[   21.871925][  T246] R13: dffffc0000000000 R14: ff110000024ee800 R15: ffffffffc0555380
[   21.872160][  T246] FS:  00007f55dd44dbc0(0000) GS:ff110000a9a05000(0000) knlGS:0000000000000000
[   21.872502][  T246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.872701][  T246] CR2: 00007f55dd47a0d0 CR3: 000000000c450004 CR4: 0000000000771ef0
[   21.872940][  T246] PKRU: 55555554
[   21.873060][  T246] Call Trace:
[   21.873178][  T246]  <TASK>
[   21.873321][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   21.873492][  T246] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:444 drivers/net/netdevsim/dev.c:1529) netdevsim
[   21.873692][  T246]  ? devl_lock_is_held (net/devlink/core.c:285 (discriminator 1))
[   21.873853][  T246] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1538 (discriminator 4) drivers/net/netdevsim/dev.c:1764 (discriminator 4)) netdevsim
[   21.874051][  T246] nsim_drv_remove (drivers/net/netdevsim/dev.c:1781) netdevsim
[   21.874207][  T246]  device_release_driver_internal (drivers/base/dd.c:1286 drivers/base/dd.c:1307)
[   21.874469][  T246]  bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:623)
[   21.874628][  T246]  device_del (drivers/base/core.c:3879)
[   21.874747][  T246]  ? __device_link_del (drivers/base/core.c:3833)
[   21.874906][  T246]  device_unregister (drivers/base/core.c:3796 drivers/base/core.c:3920)
[   21.875058][  T246] nsim_bus_exit (drivers/net/netdevsim/bus.c:530 (discriminator 4)) netdevsim
[   21.875215][  T246] nsim_module_exit (drivers/net/netdevsim/netdev.c:1290) netdevsim
[   21.875443][  T246]  __do_sys_delete_module (kernel/module/main.c:836)
[   21.875597][  T246]  ? module_flags (kernel/module/main.c:778)
[   21.875757][  T246]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
[   21.875917][  T246]  ? 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)
[   21.876074][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   21.876229][  T246]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   21.876410][  T246]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.876647][  T246]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   21.876841][  T246] RIP: 0033:0x7f55dd54537b
[   21.877002][  T246] Code: 73 01 c3 48 8b 0d 85 2a 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 55 2a 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 85 2a 0f 00 	mov    0xf2a85(%rip),%rcx        # 0xf2a8f
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 b0 00 00 00       	mov    $0xb0,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 55 2a 0f 00 	mov    0xf2a55(%rip),%rcx        # 0xf2a8f
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 55 2a 0f 00 	mov    0xf2a55(%rip),%rcx        # 0xf2a65
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   21.877563][  T246] RSP: 002b:00007ffdde585628 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[   21.877798][  T246] RAX: ffffffffffffffda RBX: 00005635b7a517e0 RCX: 00007f55dd54537b
[   21.878029][  T246] RDX: 0000000000000003 RSI: 0000000000000800 RDI: 00005635b7a51840
[   21.878278][  T246] RBP: 00007ffdde585650 R08: 0000000000000000 R09: 0000000000000000
[   21.878517][  T246] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   21.878748][  T246] R13: 00007ffdde5866d1 R14: 00007ffdde5858a0 R15: 0000000000000000
| [   23.892818][  T189] ------------[ cut here ]------------
| [   23.893056][  T189] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#1: bash/189
| [   23.893569][  T189] Modules linked in: netdevsim netconsole [last unloaded: netdevsim]
| [   23.894147][  T189] Tainted: [W]=WARN
[   23.894280][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.894480][  T189] RIP: 0010:nsim_destroy (drivers/net/netdevsim/netdev.c:1234 (discriminator 2)) netdevsim
[   23.894681][  T189] Code: 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 0f 85 47 06 00 00 48 8b 3b e8 84 17 ac c8 31 c0 48 8d ab 48 07 00 00 eb 07 90 <0f> 0b 90 83 c0 01 0f b7 d0 be 00 10 00 00 48 89 ef e8 e2 22 f0 c7
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	00 fc                	add    %bh,%ah
   6:	ff                   	lcall  (bad)
   7:	df 48 c1             	fisttps -0x3f(%rax)
   a:	e9 03 80 3c 01       	jmp    0x13c8012
   f:	00 0f                	add    %cl,(%rdi)
  11:	85 47 06             	test   %eax,0x6(%rdi)
  14:	00 00                	add    %al,(%rax)
  16:	48 8b 3b             	mov    (%rbx),%rdi
  19:	e8 84 17 ac c8       	call   0xffffffffc8ac17a2
  1e:	31 c0                	xor    %eax,%eax
  20:	48 8d ab 48 07 00 00 	lea    0x748(%rbx),%rbp
  27:	eb 07                	jmp    0x30
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	83 c0 01             	add    $0x1,%eax
  30:	0f b7 d0             	movzwl %ax,%edx
  33:	be 00 10 00 00       	mov    $0x1000,%esi
  38:	48 89 ef             	mov    %rbp,%rdi
  3b:	e8 e2 22 f0 c7       	call   0xffffffffc7f02322

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	83 c0 01             	add    $0x1,%eax
   6:	0f b7 d0             	movzwl %ax,%edx
   9:	be 00 10 00 00       	mov    $0x1000,%esi
   e:	48 89 ef             	mov    %rbp,%rdi
  11:	e8 e2 22 f0 c7       	call   0xffffffffc7f022f8
[   23.895223][  T189] RSP: 0018:ffa00000008f79b8 EFLAGS: 00010293
[   23.895430][  T189] RAX: 0000000000000000 RBX: ff1100000d33ad00 RCX: ff1100000d33b448
[   23.895711][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[   23.895938][  T189] RBP: ff1100000d33b448 R08: ff1100000d33b448 R09: 0000000000000000
[   23.896164][  T189] R10: 1fe2200001a67689 R11: 0000000000000001 R12: ff11000004d66c98
[   23.896405][  T189] R13: dffffc0000000000 R14: ff11000004d66800 R15: ffffffffc0555380
[   23.896637][  T189] FS:  00007fae8ded1bc0(0000) GS:ff110000a9905000(0000) knlGS:0000000000000000
[   23.896917][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.897115][  T189] CR2: 000056308933c2ac CR3: 0000000004d8d003 CR4: 0000000000771ef0
[   23.897358][  T189] PKRU: 55555554
[   23.897476][  T189] Call Trace:
[   23.897590][  T189]  <TASK>
[   23.897669][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   23.897829][  T189] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:444 drivers/net/netdevsim/dev.c:1529) netdevsim
[   23.898021][  T189]  ? devl_lock_is_held (net/devlink/core.c:285 (discriminator 1))
[   23.898179][  T189] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1538 (discriminator 4) drivers/net/netdevsim/dev.c:1764 (discriminator 4)) netdevsim
[   23.898388][  T189] nsim_drv_remove (drivers/net/netdevsim/dev.c:1781) netdevsim
[   23.898546][  T189]  device_release_driver_internal (drivers/base/dd.c:1286 drivers/base/dd.c:1307)
[   23.898738][  T189]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   23.898892][  T189]  bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:623)
[   23.899047][  T189]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   23.899196][  T189]  device_del (drivers/base/core.c:3879)
[   23.899328][  T189]  ? __device_link_del (drivers/base/core.c:3833)
[   23.899491][  T189]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   23.899642][  T189]  device_unregister (drivers/base/core.c:3796 drivers/base/core.c:3920)
[   23.899795][  T189] del_device_store (drivers/net/netdevsim/bus.c:248) netdevsim
[   23.899986][  T189]  ? sysfs_file_kobj (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/linux/rcupdate.h:1193 (discriminator 1) fs/sysfs/file.c:24 (discriminator 1))
[   23.900139][  T189]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:215) netdevsim
[   23.900362][  T189]  ? sysfs_file_kobj (fs/sysfs/file.c:26)
[   23.900521][  T189]  ? sysfs_kf_write (fs/sysfs/file.c:139)
[   23.900675][  T189]  kernfs_fop_write_iter (fs/kernfs/file.c:88 fs/kernfs/file.c:356)
[   23.900833][  T189]  ? kernfs_ops (fs/kernfs/file.c:312)
[   23.900952][  T189]  new_sync_write (fs/read_write.c:596 (discriminator 1))
[   23.901105][  T189]  ? new_sync_read (fs/read_write.c:586)
[   23.901266][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   23.901432][  T189]  ? ksys_write (fs/read_write.c:741)
[   23.901589][  T189]  vfs_write (fs/read_write.c:688)
[   23.901707][  T189]  ksys_write (fs/read_write.c:741)
[   23.901822][  T189]  ? __ia32_sys_read (fs/read_write.c:730)
[   23.901977][  T189]  ? 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)
[   23.902129][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   23.902290][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   23.902453][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.902604][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   23.902797][  T189] RIP: 0033:0x7fae8df41c5e
[   23.902957][  T189] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.903518][  T189] RSP: 002b:00007ffcacc671e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   23.903749][  T189] RAX: ffffffffffffffda RBX: 00007fae8e0bd5c0 RCX: 00007fae8df41c5e
[   23.903975][  T189] RDX: 0000000000000004 RSI: 000056308938d980 RDI: 0000000000000001
[   23.904202][  T189] RBP: 00007ffcacc671f0 R08: 0000000000000000 R09: 0000000000000000
[   23.904440][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   23.904667][  T189] R13: 0000000000000004 R14: 000056308938d980 R15: 0000563089390790
| [   27.833463][  T189] ------------[ cut here ]------------
| [   27.833705][  T189] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#1: bash/189
| [   27.834023][  T189] Modules linked in: netdevsim netconsole [last unloaded: netdevsim]
| [   27.834632][  T189] Tainted: [W]=WARN
[   27.834750][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.834944][  T189] RIP: 0010:nsim_destroy (drivers/net/netdevsim/netdev.c:1234 (discriminator 2)) netdevsim
[   27.835147][  T189] Code: 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 0f 85 47 06 00 00 48 8b 3b e8 84 17 ac c8 31 c0 48 8d ab 48 07 00 00 eb 07 90 <0f> 0b 90 83 c0 01 0f b7 d0 be 00 10 00 00 48 89 ef e8 e2 22 f0 c7
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	00 fc                	add    %bh,%ah
   6:	ff                   	lcall  (bad)
   7:	df 48 c1             	fisttps -0x3f(%rax)
   a:	e9 03 80 3c 01       	jmp    0x13c8012
   f:	00 0f                	add    %cl,(%rdi)
  11:	85 47 06             	test   %eax,0x6(%rdi)
  14:	00 00                	add    %al,(%rax)
  16:	48 8b 3b             	mov    (%rbx),%rdi
  19:	e8 84 17 ac c8       	call   0xffffffffc8ac17a2
  1e:	31 c0                	xor    %eax,%eax
  20:	48 8d ab 48 07 00 00 	lea    0x748(%rbx),%rbp
  27:	eb 07                	jmp    0x30
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	83 c0 01             	add    $0x1,%eax
  30:	0f b7 d0             	movzwl %ax,%edx
  33:	be 00 10 00 00       	mov    $0x1000,%esi
  38:	48 89 ef             	mov    %rbp,%rdi
  3b:	e8 e2 22 f0 c7       	call   0xffffffffc7f02322

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	83 c0 01             	add    $0x1,%eax
   6:	0f b7 d0             	movzwl %ax,%edx
   9:	be 00 10 00 00       	mov    $0x1000,%esi
   e:	48 89 ef             	mov    %rbp,%rdi
  11:	e8 e2 22 f0 c7       	call   0xffffffffc7f022f8
[   27.835711][  T189] RSP: 0018:ffa00000008f79b8 EFLAGS: 00010293
[   27.835997][  T189] RAX: 0000000000000000 RBX: ff11000010d62d00 RCX: ff11000010d63448
[   27.836229][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[   27.836482][  T189] RBP: ff11000010d63448 R08: ff11000010d63448 R09: 0000000000000000
[   27.836715][  T189] R10: 1fe22000021ac689 R11: 0000000000000001 R12: ff1100000bf9ec98
[   27.836951][  T189] R13: dffffc0000000000 R14: ff1100000bf9e800 R15: ffffffffc0555380
[   27.837185][  T189] FS:  00007fae8ded1bc0(0000) GS:ff110000a9905000(0000) knlGS:0000000000000000
[   27.837466][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.837661][  T189] CR2: 000056308933c2ac CR3: 0000000004d8d001 CR4: 0000000000771ef0
[   27.837891][  T189] PKRU: 55555554
[   27.838006][  T189] Call Trace:
[   27.838121][  T189]  <TASK>
[   27.838200][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   27.838425][  T189] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:444 drivers/net/netdevsim/dev.c:1529) netdevsim
[   27.838621][  T189]  ? devl_lock_is_held (net/devlink/core.c:285 (discriminator 1))
[   27.838776][  T189] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1538 (discriminator 4) drivers/net/netdevsim/dev.c:1764 (discriminator 4)) netdevsim
[   27.838970][  T189] nsim_drv_remove (drivers/net/netdevsim/dev.c:1781) netdevsim
[   27.839126][  T189]  device_release_driver_internal (drivers/base/dd.c:1286 drivers/base/dd.c:1307)
[   27.839335][  T189]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   27.839495][  T189]  bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:623)
[   27.839651][  T189]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   27.839806][  T189]  device_del (drivers/base/core.c:3879)
[   27.839925][  T189]  ? __device_link_del (drivers/base/core.c:3833)
[   27.840084][  T189]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   27.840236][  T189]  device_unregister (drivers/base/core.c:3796 drivers/base/core.c:3920)
[   27.840399][  T189] del_device_store (drivers/net/netdevsim/bus.c:248) netdevsim
[   27.840599][  T189]  ? sysfs_file_kobj (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/linux/rcupdate.h:1193 (discriminator 1) fs/sysfs/file.c:24 (discriminator 1))
[   27.840751][  T189]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:215) netdevsim
[   27.840944][  T189]  ? sysfs_file_kobj (fs/sysfs/file.c:26)
[   27.841098][  T189]  ? sysfs_kf_write (fs/sysfs/file.c:139)
[   27.841259][  T189]  kernfs_fop_write_iter (fs/kernfs/file.c:88 fs/kernfs/file.c:356)
[   27.841424][  T189]  ? kernfs_ops (fs/kernfs/file.c:312)
[   27.841541][  T189]  new_sync_write (fs/read_write.c:596 (discriminator 1))
[   27.841699][  T189]  ? new_sync_read (fs/read_write.c:586)
[   27.841853][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   27.842011][  T189]  ? ksys_write (fs/read_write.c:741)
[   27.842171][  T189]  vfs_write (fs/read_write.c:688)
[   27.842295][  T189]  ksys_write (fs/read_write.c:741)
[   27.842423][  T189]  ? __ia32_sys_read (fs/read_write.c:730)
[   27.842578][  T189]  ? 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)
[   27.842737][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   27.842893][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   27.843050][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.843207][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   27.843410][  T189] RIP: 0033:0x7fae8df41c5e
[   27.843576][  T189] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.844135][  T189] RSP: 002b:00007ffcacc671e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   27.844378][  T189] RAX: ffffffffffffffda RBX: 00007fae8e0bd5c0 RCX: 00007fae8df41c5e
[   27.844616][  T189] RDX: 0000000000000004 RSI: 000056308938d980 RDI: 0000000000000001
[   27.844845][  T189] RBP: 00007ffcacc671f0 R08: 0000000000000000 R09: 0000000000000000
[   27.845074][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004


Finger prints:
nsim_destroy:__nsim_dev_port_del:nsim_dev_reload_destroy:nsim_drv_remove:device_release_driver_internal