======================================
| 0
| xx__-> [   19.730705][  T244] ------------[ cut here ]------------
| [   19.730943][  T244] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#0: rmmod/244
| [   19.731298][  T244] Modules linked in: netconsole netdevsim(-)
[   19.731778][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.731967][  T244] RIP: 0010:nsim_destroy (drivers/net/netdevsim/netdev.c:1234 (discriminator 2)) netdevsim
[   19.732165][  T244] 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 cc c7 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 10 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 cc c7       	call   0xffffffffc7cc17a2
  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 10 c7       	call   0xffffffffc7102322

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 10 c7       	call   0xffffffffc71022f8
[   19.732689][  T244] RSP: 0018:ffa0000000617b58 EFLAGS: 00010293
[   19.732876][  T244] RAX: 0000000000000000 RBX: ff11000012a0ad00 RCX: ff11000012a0b448
[   19.733093][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[   19.733324][  T244] RBP: ff11000012a0b448 R08: ff11000012a0b448 R09: 0000000000000000
[   19.733547][  T244] R10: 1fe2200002541689 R11: 0000000000000001 R12: ff1100000fc8bc98
[   19.733764][  T244] R13: dffffc0000000000 R14: ff1100000fc8b800 R15: ffffffffc0532380
[   19.733986][  T244] FS:  00007fb1f02b1bc0(0000) GS:ff110000aa685000(0000) knlGS:0000000000000000
[   19.734251][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.734434][  T244] CR2: 0000556967a1bbc8 CR3: 0000000004a61002 CR4: 0000000000771ef0
[   19.734652][  T244] PKRU: 55555554
[   19.734763][  T244] Call Trace:
[   19.734876][  T244]  <TASK>
[   19.734953][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   19.735107][  T244] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:444 drivers/net/netdevsim/dev.c:1529) netdevsim
[   19.735353][  T244]  ? devl_lock_is_held (net/devlink/core.c:285 (discriminator 1))
[   19.735500][  T244] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1538 (discriminator 4) drivers/net/netdevsim/dev.c:1764 (discriminator 4)) netdevsim
[   19.735682][  T244] nsim_drv_remove (drivers/net/netdevsim/dev.c:1781) netdevsim
[   19.735830][  T244]  device_release_driver_internal (drivers/base/dd.c:1286 drivers/base/dd.c:1307)
[   19.736014][  T244]  bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:623)
[   19.736166][  T244]  device_del (drivers/base/core.c:3879)
[   19.736334][  T244]  ? __device_link_del (drivers/base/core.c:3833)
[   19.736480][  T244]  device_unregister (drivers/base/core.c:3796 drivers/base/core.c:3920)
[   19.736625][  T244] nsim_bus_exit (drivers/net/netdevsim/bus.c:530 (discriminator 4)) netdevsim
[   19.736772][  T244] nsim_module_exit (drivers/net/netdevsim/netdev.c:1290) netdevsim
[   19.736963][  T244]  __do_sys_delete_module (kernel/module/main.c:836)
[   19.737111][  T244]  ? module_flags (kernel/module/main.c:778)
[   19.737313][  T244]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473)
[   19.737464][  T244]  ? 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)
[   19.737609][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   19.737753][  T244]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   19.737902][  T244]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.738045][  T244]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   19.738283][  T244] RIP: 0033:0x7fb1f03a937b
[   19.738436][  T244] 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
[   19.738948][  T244] RSP: 002b:00007ffd6578d738 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   19.739171][  T244] RAX: ffffffffffffffda RBX: 0000556967a127e0 RCX: 00007fb1f03a937b
[   19.739443][  T244] RDX: 0000000000000003 RSI: 0000000000000800 RDI: 0000556967a12840
[   19.739658][  T244] RBP: 00007ffd6578d760 R08: 0000000000000000 R09: 0000000000000000
[   19.739876][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   19.740090][  T244] R13: 00007ffd6578f6d1 R14: 00007ffd6578d9b0 R15: 0000000000000000
| [   21.607860][  T186] ------------[ cut here ]------------
| [   21.608076][  T186] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#3: bash/186
| [   21.608393][  T186] Modules linked in: netdevsim netconsole [last unloaded: netdevsim]
| [   21.608957][  T186] Tainted: [W]=WARN
[   21.609076][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.609268][  T186] RIP: 0010:nsim_destroy (drivers/net/netdevsim/netdev.c:1234 (discriminator 2)) netdevsim
[   21.609464][  T186] 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 cc c7 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 10 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 cc c7       	call   0xffffffffc7cc17a2
  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 10 c7       	call   0xffffffffc7102322

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 10 c7       	call   0xffffffffc71022f8
[   21.610000][  T186] RSP: 0018:ffa00000008b79b8 EFLAGS: 00010293
[   21.610187][  T186] RAX: 0000000000000000 RBX: ff11000001f3ad00 RCX: ff11000001f3b448
[   21.610413][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[   21.610685][  T186] RBP: ff11000001f3b448 R08: ff11000001f3b448 R09: 0000000000000000
[   21.610910][  T186] R10: 1fe22000003e7689 R11: 0000000000000001 R12: ff11000001ee6c98
[   21.611132][  T186] R13: dffffc0000000000 R14: ff11000001ee6800 R15: ffffffffc0532380
[   21.611362][  T186] FS:  00007f36664c3bc0(0000) GS:ff110000aa805000(0000) knlGS:0000000000000000
[   21.611621][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.611805][  T186] CR2: 000055c8f55702ac CR3: 0000000005b4a005 CR4: 0000000000771ef0
[   21.612033][  T186] PKRU: 55555554
[   21.612145][  T186] Call Trace:
[   21.612262][  T186]  <TASK>
[   21.612340][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   21.612496][  T186] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:444 drivers/net/netdevsim/dev.c:1529) netdevsim
[   21.612682][  T186]  ? devl_lock_is_held (net/devlink/core.c:285 (discriminator 1))
[   21.612832][  T186] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1538 (discriminator 4) drivers/net/netdevsim/dev.c:1764 (discriminator 4)) netdevsim
[   21.613019][  T186] nsim_drv_remove (drivers/net/netdevsim/dev.c:1781) netdevsim
[   21.613167][  T186]  device_release_driver_internal (drivers/base/dd.c:1286 drivers/base/dd.c:1307)
[   21.613361][  T186]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   21.613508][  T186]  bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:623)
[   21.613656][  T186]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   21.613801][  T186]  device_del (drivers/base/core.c:3879)
[   21.613916][  T186]  ? __device_link_del (drivers/base/core.c:3833)
[   21.614065][  T186]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   21.614215][  T186]  device_unregister (drivers/base/core.c:3796 drivers/base/core.c:3920)
[   21.614366][  T186] del_device_store (drivers/net/netdevsim/bus.c:248) netdevsim
[   21.614552][  T186]  ? 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))
[   21.614698][  T186]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:215) netdevsim
[   21.614887][  T186]  ? sysfs_file_kobj (fs/sysfs/file.c:26)
[   21.615032][  T186]  ? sysfs_kf_write (fs/sysfs/file.c:139)
[   21.615180][  T186]  kernfs_fop_write_iter (fs/kernfs/file.c:88 fs/kernfs/file.c:356)
[   21.615332][  T186]  ? kernfs_ops (fs/kernfs/file.c:312)
[   21.615443][  T186]  new_sync_write (fs/read_write.c:596 (discriminator 1))
[   21.615593][  T186]  ? new_sync_read (fs/read_write.c:586)
[   21.615742][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   21.615890][  T186]  ? ksys_write (fs/read_write.c:741)
[   21.616042][  T186]  vfs_write (fs/read_write.c:688)
[   21.616156][  T186]  ksys_write (fs/read_write.c:741)
[   21.616273][  T186]  ? __ia32_sys_read (fs/read_write.c:730)
[   21.616418][  T186]  ? 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)
[   21.616566][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   21.616714][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   21.616866][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.617013][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   21.617199][  T186] RIP: 0033:0x7f3666533c5e
[   21.617358][  T186] 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
[   21.617886][  T186] RSP: 002b:00007ffdd9e5d380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   21.618109][  T186] RAX: ffffffffffffffda RBX: 00007f36666af5c0 RCX: 00007f3666533c5e
[   21.618333][  T186] RDX: 0000000000000004 RSI: 000055c8f55c1980 RDI: 0000000000000001
[   21.618552][  T186] RBP: 00007ffdd9e5d390 R08: 0000000000000000 R09: 0000000000000000
[   21.618771][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   21.618995][  T186] R13: 0000000000000004 R14: 000055c8f55c1980 R15: 000055c8f55c4790
| [   24.691537][  T186] ------------[ cut here ]------------
| [   24.691760][  T186] WARNING: drivers/net/netdevsim/netdev.c:1234 at nsim_destroy+0x128/0x7b0 [netdevsim], CPU#0: bash/186
| [   24.692075][  T186] Modules linked in: netdevsim netconsole [last unloaded: netdevsim]
| [   24.692651][  T186] Tainted: [W]=WARN
[   24.692766][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.692959][  T186] RIP: 0010:nsim_destroy (drivers/net/netdevsim/netdev.c:1234 (discriminator 2)) netdevsim
[   24.693156][  T186] 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 cc c7 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 10 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 cc c7       	call   0xffffffffc7cc17a2
  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 10 c7       	call   0xffffffffc7102322

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 10 c7       	call   0xffffffffc71022f8
[   24.693697][  T186] RSP: 0018:ffa00000008b79b8 EFLAGS: 00010293
[   24.693888][  T186] RAX: 0000000000000000 RBX: ff1100001744ad00 RCX: ff1100001744b448
[   24.694110][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: dffffc0000000000
[   24.694347][  T186] RBP: ff1100001744b448 R08: ff1100001744b448 R09: 0000000000000000
[   24.694629][  T186] R10: 1fe2200002e89689 R11: 0000000000000001 R12: ff11000012378c98
[   24.694851][  T186] R13: dffffc0000000000 R14: ff11000012378800 R15: ffffffffc0532380
[   24.695082][  T186] FS:  00007f36664c3bc0(0000) GS:ff110000aa685000(0000) knlGS:0000000000000000
[   24.695356][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.695543][  T186] CR2: 000055c8f55702ac CR3: 0000000005b4a004 CR4: 0000000000771ef0
[   24.695766][  T186] PKRU: 55555554
[   24.695885][  T186] Call Trace:
[   24.695997][  T186]  <TASK>
[   24.696074][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   24.696244][  T186] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:444 drivers/net/netdevsim/dev.c:1529) netdevsim
[   24.696431][  T186]  ? devl_lock_is_held (net/devlink/core.c:285 (discriminator 1))
[   24.696581][  T186] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1538 (discriminator 4) drivers/net/netdevsim/dev.c:1764 (discriminator 4)) netdevsim
[   24.696768][  T186] nsim_drv_remove (drivers/net/netdevsim/dev.c:1781) netdevsim
[   24.696925][  T186]  device_release_driver_internal (drivers/base/dd.c:1286 drivers/base/dd.c:1307)
[   24.697112][  T186]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   24.697272][  T186]  bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:623)
[   24.697422][  T186]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   24.697568][  T186]  device_del (drivers/base/core.c:3879)
[   24.697682][  T186]  ? __device_link_del (drivers/base/core.c:3833)
[   24.697838][  T186]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   24.697988][  T186]  device_unregister (drivers/base/core.c:3796 drivers/base/core.c:3920)
[   24.698137][  T186] del_device_store (drivers/net/netdevsim/bus.c:248) netdevsim
[   24.698334][  T186]  ? 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))
[   24.698482][  T186]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:215) netdevsim
[   24.698667][  T186]  ? sysfs_file_kobj (fs/sysfs/file.c:26)
[   24.698815][  T186]  ? sysfs_kf_write (fs/sysfs/file.c:139)
[   24.698968][  T186]  kernfs_fop_write_iter (fs/kernfs/file.c:88 fs/kernfs/file.c:356)
[   24.699121][  T186]  ? kernfs_ops (fs/kernfs/file.c:312)
[   24.699246][  T186]  new_sync_write (fs/read_write.c:596 (discriminator 1))
[   24.699396][  T186]  ? new_sync_read (fs/read_write.c:586)
[   24.699547][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   24.699695][  T186]  ? ksys_write (fs/read_write.c:741)
[   24.699847][  T186]  vfs_write (fs/read_write.c:688)
[   24.699966][  T186]  ksys_write (fs/read_write.c:741)
[   24.700078][  T186]  ? __ia32_sys_read (fs/read_write.c:730)
[   24.700239][  T186]  ? 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)
[   24.700388][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   24.700538][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   24.700689][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.700838][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   24.701029][  T186] RIP: 0033:0x7f3666533c5e
[   24.701190][  T186] 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
[   24.701722][  T186] RSP: 002b:00007ffdd9e5d380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.701954][  T186] RAX: ffffffffffffffda RBX: 00007f36666af5c0 RCX: 00007f3666533c5e
[   24.702178][  T186] RDX: 0000000000000004 RSI: 000055c8f55c1980 RDI: 0000000000000001
[   24.702406][  T186] RBP: 00007ffdd9e5d390 R08: 0000000000000000 R09: 0000000000000000
[   24.702627][  T186] 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