======================================
| 0
| xx__-> [ 5801.391538][ T8293] netdevsim netdevsim23753 eni23753np1: renamed from eth0
| [ 5805.032636][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5805.033395][ T8290] 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 
[ 5805.033859][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5805.033861][ T8290] Call Trace:
[ 5805.033864][ T8290]  <TASK>
[ 5805.033866][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5805.033876][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5805.033885][ T8290] 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 
[ 5805.033904][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5805.033923][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5805.033943][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5805.033961][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5805.033981][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5805.033998][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5805.034005][ T8290] ? klist_put (lib/klist.c:220) 
[ 5805.034013][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5805.034022][ T8290] device_del (drivers/base/core.c:3882) 
[ 5805.034030][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5805.034044][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5805.034048][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5805.034067][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5805.034081][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5805.034095][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5805.034104][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5805.034106][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5805.034115][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5805.034123][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5805.034130][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5805.034133][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5805.034141][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5805.034150][ T8290] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:903) 
[ 5805.034162][ T8290] ksys_write (fs/read_write.c:738) 
[ 5805.034168][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5805.034172][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5805.034183][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5805.034190][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5805.034194][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5805.034199][ T8290] 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
[ 5805.034201][ T8290] RSP: 002b:00007ffe009fdc08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5805.034205][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5805.034207][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5805.034209][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5805.034211][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5805.034213][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5805.034230][ T8290]  </TASK>
| [ 5805.359215][ T8308] netdevsim netdevsim23669 eni23669np1: renamed from eth0
| [ 5807.062882][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.063541][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.063915][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.063917][ T8290] Call Trace:
[ 5807.063919][ T8290]  <TASK>
[ 5807.063921][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.063931][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.063939][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.063957][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.063978][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.063994][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.064010][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.064017][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.064030][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.064038][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.064048][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.064056][ T8290] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 5807.064067][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5807.064086][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.064091][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.064094][ T8290] ? 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) 
[ 5807.064107][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.064113][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.064117][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.064121][ T8290] 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
[ 5807.064124][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.064128][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.064130][ T8290] RDX: 0000000000000004 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5807.064132][ T8290] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 5807.064133][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.064135][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.064135][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.064151][ T8290]  </TASK>
| [ 5807.110051][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.110582][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.110937][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.110938][ T8290] Call Trace:
[ 5807.110940][ T8290]  <TASK>
[ 5807.110942][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.110951][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.110957][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.110975][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.110988][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.111004][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.111020][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.111026][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.111039][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.111047][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.111054][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.111058][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.111066][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.111070][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.111085][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.111090][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.111102][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.111108][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.111111][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.111115][ T8290] 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
[ 5807.111117][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.111121][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.111123][ T8290] RDX: 0000000000000004 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5807.111125][ T8290] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 5807.111126][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.111128][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.111128][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.111143][ T8290]  </TASK>
| [ 5807.137877][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.138416][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.138762][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.138764][ T8290] Call Trace:
[ 5807.138766][ T8290]  <TASK>
[ 5807.138768][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.138775][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.138785][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.138802][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.138814][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.138830][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.138846][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.138851][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.138864][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.138872][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.138878][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.138883][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.138891][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.138895][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.138909][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.138914][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.138927][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.138933][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.138936][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.138939][ T8290] 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
[ 5807.138942][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.138945][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.138947][ T8290] RDX: 0000000000000004 RSI: 0000562881d4bb20 RDI: 0000000000000006
[ 5807.138949][ T8290] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 5807.138950][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.138952][ T8290] R13: 0000562881d4bb20 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.138952][ T8290] R13: 0000562881d4bb20 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.138967][ T8290]  </TASK>
| [ 5807.174046][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.174800][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.175139][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.175141][ T8290] Call Trace:
[ 5807.175142][ T8290]  <TASK>
[ 5807.175144][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.175151][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.175157][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.175175][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.175186][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.175203][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.175219][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.175224][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.175237][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.175245][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.175251][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.175255][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.175263][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.175267][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.175282][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.175287][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.175299][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.175305][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.175308][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.175312][ T8290] 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
[ 5807.175314][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.175317][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.175320][ T8290] RDX: 0000000000000003 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5807.175321][ T8290] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 5807.175323][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.175324][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.175324][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.175340][ T8290]  </TASK>
| [ 5807.202522][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.203000][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.203338][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.203340][ T8290] Call Trace:
[ 5807.203341][ T8290]  <TASK>
[ 5807.203343][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.203350][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.203356][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.203374][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.203385][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.203401][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.203418][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.203422][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.203436][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.203444][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.203450][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.203454][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.203462][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.203466][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.203481][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.203486][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.203498][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.203504][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.203507][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.203510][ T8290] 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
[ 5807.203513][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.203516][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.203518][ T8290] RDX: 0000000000000003 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5807.203520][ T8290] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 5807.203521][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.203523][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.203523][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.203539][ T8290]  </TASK>
| [ 5807.233034][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.233675][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.234023][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.234025][ T8290] Call Trace:
[ 5807.234027][ T8290]  <TASK>
[ 5807.234029][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.234035][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.234042][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.234059][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.234078][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.234095][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.234111][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.234116][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.234129][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.234137][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.234143][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.234148][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.234156][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.234159][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.234174][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.234179][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.234192][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.234197][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.234200][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.234204][ T8290] 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
[ 5807.234206][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.234209][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.234211][ T8290] RDX: 0000000000000003 RSI: 0000562881d4bb20 RDI: 0000000000000006
[ 5807.234213][ T8290] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 5807.234215][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.234216][ T8290] R13: 0000562881d4bb20 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.234216][ T8290] R13: 0000562881d4bb20 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.234232][ T8290]  </TASK>
| [ 5807.261869][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.262328][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.262665][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.262666][ T8290] Call Trace:
[ 5807.262668][ T8290]  <TASK>
[ 5807.262670][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.262676][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.262683][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.262700][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.262712][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.262728][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.262744][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.262749][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.262762][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.262770][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.262776][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.262784][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.262793][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.262796][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.262811][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.262816][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.262828][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.262834][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.262837][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.262840][ T8290] 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
[ 5807.262843][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.262846][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.262848][ T8290] RDX: 0000000000000004 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5807.262850][ T8290] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 5807.262851][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.262853][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.262853][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.262868][ T8290]  </TASK>
| [ 5807.298041][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.298499][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.298892][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.298894][ T8290] Call Trace:
[ 5807.298895][ T8290]  <TASK>
[ 5807.298897][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.298904][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.298910][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.298928][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.298940][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.298956][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.298973][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.298978][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.298991][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.298999][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.299005][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.299009][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.299017][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.299021][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.299036][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.299041][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.299054][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.299059][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.299062][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.299065][ T8290] 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
[ 5807.299068][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.299072][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.299074][ T8290] RDX: 0000000000000004 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5807.299075][ T8290] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 5807.299077][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.299079][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.299079][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5807.299095][ T8290]  </TASK>
| [ 5807.342869][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5807.343412][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.343814][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5807.343816][ T8290] Call Trace:
[ 5807.343817][ T8290]  <TASK>
[ 5807.343820][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5807.343826][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5807.343832][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5807.343850][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5807.343862][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5807.343878][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5807.343894][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5807.343899][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5807.343912][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5807.343920][ T8290] vfs_write (fs/read_write.c:684) 
[ 5807.343927][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5807.343931][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5807.343939][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5807.343943][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5807.343957][ T8290] ksys_write (fs/read_write.c:738) 
[ 5807.343962][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5807.343975][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5807.343980][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5807.343983][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5807.343987][ T8290] 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
[ 5807.343990][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5807.343993][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5807.343995][ T8290] RDX: 0000000000000004 RSI: 0000562881d4bb20 RDI: 0000000000000006
[ 5807.343996][ T8290] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 5807.343998][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5807.344000][ T8290] R13: 0000562881d4bb20 R14: 0000000000000006 R15: 0000562881adf900
| [ 5810.163861][ T8332] netdevsim netdevsim23369 eni23369np1: renamed from eth0
| [ 5811.458510][ T8290] check_preemption_disabled: 100 callbacks suppressed
| [ 5811.458517][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5811.459765][ T8290] 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 
[ 5811.460243][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5811.460245][ T8290] Call Trace:
[ 5811.460247][ T8290]  <TASK>
[ 5811.460250][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5811.460259][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5811.460267][ T8290] 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 
[ 5811.460287][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5811.460306][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5811.460326][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5811.460344][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5811.460364][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5811.460381][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5811.460388][ T8290] ? klist_put (lib/klist.c:220) 
[ 5811.460395][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5811.460404][ T8290] device_del (drivers/base/core.c:3882) 
[ 5811.460412][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5811.460426][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5811.460430][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5811.460449][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5811.460463][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5811.460470][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5811.460478][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5811.460481][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5811.460490][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5811.460500][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5811.460509][ T8290] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 5811.460521][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5811.460535][ T8290] ksys_write (fs/read_write.c:738) 
[ 5811.460540][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5811.460543][ T8290] ? 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) 
[ 5811.460558][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5811.460564][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5811.460568][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5811.460573][ T8290] 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
[ 5811.460575][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5811.460579][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5811.460581][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5811.460583][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5811.460585][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5811.460586][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5811.460586][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5811.460604][ T8290]  </TASK>
| [ 5811.460638][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5811.479164][ T8290] 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 
[ 5811.479616][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5811.479618][ T8290] Call Trace:
[ 5811.479619][ T8290]  <TASK>
[ 5811.479622][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5811.479631][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5811.479639][ T8290] 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 
[ 5811.479658][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5811.479677][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5811.479697][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5811.479715][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5811.479735][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5811.479752][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5811.479758][ T8290] ? klist_put (lib/klist.c:220) 
[ 5811.479765][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5811.479774][ T8290] device_del (drivers/base/core.c:3882) 
[ 5811.479783][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5811.479798][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5811.479801][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5811.479820][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5811.479834][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5811.479841][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5811.479849][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5811.479852][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5811.479861][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5811.479871][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5811.479880][ T8290] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 5811.479891][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5811.479905][ T8290] ksys_write (fs/read_write.c:738) 
[ 5811.479911][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5811.479914][ T8290] ? 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) 
[ 5811.479928][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5811.479934][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5811.479938][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5811.479942][ T8290] 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
[ 5811.479945][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5811.479948][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5811.479950][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5811.479952][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5811.479954][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5811.479955][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5811.479973][ T8290]  </TASK>
| [ 5811.711326][ T8331] netdevsim netdevsim20026 eni20026np1: renamed from eth0
| [ 5813.698504][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5813.699233][ T8290] 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 
[ 5813.699714][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5813.699716][ T8290] Call Trace:
[ 5813.699718][ T8290]  <TASK>
[ 5813.699721][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5813.699731][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5813.699739][ T8290] 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 
[ 5813.699759][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5813.699777][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5813.699800][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5813.699818][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5813.699837][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5813.699855][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5813.699862][ T8290] ? klist_put (lib/klist.c:220) 
[ 5813.699869][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5813.699878][ T8290] device_del (drivers/base/core.c:3882) 
[ 5813.699886][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5813.699900][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5813.699904][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5813.699923][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5813.699937][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5813.699944][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5813.699952][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5813.699955][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5813.699964][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5813.699975][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5813.699984][ T8290] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 5813.699996][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5813.700010][ T8290] ksys_write (fs/read_write.c:738) 
[ 5813.700015][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5813.700018][ T8290] ? 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) 
[ 5813.700032][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5813.700039][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5813.700042][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5813.700047][ T8290] 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
[ 5813.700050][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5813.700054][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5813.700056][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5813.700058][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5813.700060][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5813.700061][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5813.700061][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5813.700079][ T8290]  </TASK>
| [ 5813.716044][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5813.716702][ T8290] 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 
[ 5813.717162][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5813.717163][ T8290] Call Trace:
[ 5813.717165][ T8290]  <TASK>
[ 5813.717167][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5813.717175][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5813.717182][ T8290] 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 
[ 5813.717201][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5813.717220][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5813.717240][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5813.717258][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5813.717278][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5813.717295][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5813.717301][ T8290] ? klist_put (lib/klist.c:220) 
[ 5813.717308][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5813.717318][ T8290] device_del (drivers/base/core.c:3882) 
[ 5813.717325][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5813.717339][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5813.717343][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5813.717362][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5813.717376][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5813.717382][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5813.717390][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5813.717393][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5813.717402][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5813.717412][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5813.717421][ T8290] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 5813.717431][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5813.717444][ T8290] ksys_write (fs/read_write.c:738) 
[ 5813.717450][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5813.717452][ T8290] ? 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) 
[ 5813.717465][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5813.717471][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5813.717474][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5813.717478][ T8290] 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
[ 5813.717480][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5813.717484][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5813.717486][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5813.717488][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5813.717489][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5813.717491][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5813.717509][ T8290]  </TASK>
| [ 5813.910740][ T8331] netdevsim netdevsim28693 eni28693np1: renamed from eth0
| [ 5815.160583][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5815.161168][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5815.161513][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5815.161515][ T8290] Call Trace:
[ 5815.161517][ T8290]  <TASK>
[ 5815.161519][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5815.161529][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5815.161536][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5815.161553][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5815.161566][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5815.161583][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5815.161599][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5815.161605][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5815.161618][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5815.161626][ T8290] vfs_write (fs/read_write.c:684) 
[ 5815.161637][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5815.161645][ T8290] ? __pfx_lock_vma_under_rcu (mm/mmap_lock.c:137) 
[ 5815.161656][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5815.161668][ T8290] ksys_write (fs/read_write.c:738) 
[ 5815.161673][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5815.161676][ T8290] ? 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) 
[ 5815.161689][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5815.161695][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5815.161699][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5815.161703][ T8290] 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
[ 5815.161706][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5815.161710][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5815.161712][ T8290] RDX: 0000000000000003 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5815.161714][ T8290] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 5815.161716][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5815.161717][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.161717][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.161733][ T8290]  </TASK>
| [ 5815.173408][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5815.174195][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5815.174536][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5815.174538][ T8290] Call Trace:
[ 5815.174540][ T8290]  <TASK>
[ 5815.174542][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5815.174549][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5815.174556][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5815.174574][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5815.174586][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5815.174602][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5815.174619][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5815.174624][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5815.174638][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5815.174645][ T8290] vfs_write (fs/read_write.c:684) 
[ 5815.174653][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5815.174657][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5815.174665][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5815.174669][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5815.174684][ T8290] ksys_write (fs/read_write.c:738) 
[ 5815.174689][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5815.174701][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5815.174707][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5815.174710][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5815.174714][ T8290] 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
[ 5815.174717][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5815.174720][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5815.174722][ T8290] RDX: 0000000000000003 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5815.174724][ T8290] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 5815.174725][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5815.174727][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.174727][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.174743][ T8290]  </TASK>
| [ 5815.193568][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5815.194056][ T8290] caller is nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5815.194416][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5815.194417][ T8290] Call Trace:
[ 5815.194419][ T8290]  <TASK>
[ 5815.194421][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5815.194428][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5815.194434][ T8290] nsim_queue_mem_free (./include/linux/netdevice.h:3023 drivers/net/netdevsim/netdev.c:638 drivers/net/netdevsim/netdev.c:699) netdevsim 
[ 5815.194451][ T8290] netdev_rx_queue_restart (net/core/netdev_rx_queue.c:57 (discriminator 1)) 
[ 5815.194463][ T8290] nsim_qreset_write (drivers/net/netdevsim/netdev.c:790) netdevsim 
[ 5815.194479][ T8290] ? __pfx_nsim_qreset_write (drivers/net/netdevsim/netdev.c:766) netdevsim 
[ 5815.194495][ T8290] ? __debugfs_file_get (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2233 ./include/linux/atomic/atomic-instrumented.h:1347 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 fs/debugfs/file.c:156) 
[ 5815.194500][ T8290] ? __pfx___debugfs_file_get (fs/debugfs/file.c:80) 
[ 5815.194513][ T8290] full_proxy_write (fs/debugfs/file.c:398 (discriminator 6)) 
[ 5815.194521][ T8290] vfs_write (fs/read_write.c:684) 
[ 5815.194527][ T8290] ? vfs_getattr_nosec (fs/stat.c:218) 
[ 5815.194531][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5815.194539][ T8290] ? __do_sys_newfstat (fs/stat.c:551) 
[ 5815.194543][ T8290] ? __pfx___do_sys_newfstat (fs/stat.c:551) 
[ 5815.194557][ T8290] ksys_write (fs/read_write.c:738) 
[ 5815.194563][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5815.194575][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5815.194581][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5815.194584][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5815.194588][ T8290] 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
[ 5815.194590][ T8290] RSP: 002b:00007ffe009fdf28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5815.194593][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5815.194595][ T8290] RDX: 0000000000000003 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5815.194597][ T8290] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 5815.194598][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5815.194600][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.194600][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.194615][ T8290]  </TASK>
| [ 5815.219647][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5815.220426][ T8290] 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 
[ 5815.221151][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5815.221152][ T8290] Call Trace:
[ 5815.221154][ T8290]  <TASK>
[ 5815.221156][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5815.221164][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5815.221170][ T8290] 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 
[ 5815.221190][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5815.221209][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5815.221229][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5815.221247][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5815.221267][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5815.221284][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5815.221291][ T8290] ? klist_put (lib/klist.c:220) 
[ 5815.221298][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5815.221307][ T8290] device_del (drivers/base/core.c:3882) 
[ 5815.221314][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5815.221329][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5815.221332][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5815.221351][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5815.221365][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5815.221372][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5815.221380][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5815.221383][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5815.221391][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5815.221398][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5815.221404][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5815.221407][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.221415][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.221424][ T8290] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:903) 
[ 5815.221436][ T8290] ksys_write (fs/read_write.c:738) 
[ 5815.221441][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5815.221445][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.221457][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5815.221463][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5815.221465][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5815.221469][ T8290] 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
[ 5815.221472][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5815.221475][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5815.221477][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5815.221479][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5815.221480][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5815.221482][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.221482][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.221499][ T8290]  </TASK>
| [ 5815.221652][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5815.241353][ T8290] 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 
[ 5815.241786][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5815.241788][ T8290] Call Trace:
[ 5815.241790][ T8290]  <TASK>
[ 5815.241792][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5815.241799][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5815.241805][ T8290] 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 
[ 5815.241824][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5815.241843][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5815.241863][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5815.241881][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5815.241901][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5815.241919][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5815.241924][ T8290] ? klist_put (lib/klist.c:220) 
[ 5815.241932][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5815.241940][ T8290] device_del (drivers/base/core.c:3882) 
[ 5815.241948][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5815.241962][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5815.241966][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5815.241985][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5815.241999][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5815.242006][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5815.242014][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5815.242017][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5815.242026][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5815.242032][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5815.242039][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5815.242042][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.242049][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.242058][ T8290] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:903) 
[ 5815.242071][ T8290] ksys_write (fs/read_write.c:738) 
[ 5815.242076][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5815.242081][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.242092][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5815.242098][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5815.242101][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5815.242105][ T8290] 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
[ 5815.242107][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5815.242110][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5815.242112][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5815.242114][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5815.242116][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280
[ 5815.242118][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.242118][ T8290] R13: 0000562881d4f7e0 R14: 0000000000000006 R15: 0000562881adf900
| [ 5815.242135][ T8290]  </TASK>
| [ 5815.258775][ T8290] BUG: using smp_processor_id() in preemptible [00000000] code: python3/8290
| [ 5815.259394][ T8290] 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 
[ 5815.261687][ T8290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 5815.261689][ T8290] Call Trace:
[ 5815.261691][ T8290]  <TASK>
[ 5815.261693][ T8290] dump_stack_lvl (lib/dump_stack.c:123) 
[ 5815.261700][ T8290] check_preemption_disabled (lib/smp_processor_id.c:52) 
[ 5815.261706][ T8290] 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 
[ 5815.261726][ T8290] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5815.261745][ T8290] nsim_destroy (drivers/net/netdevsim/netdev.c:1062) netdevsim 
[ 5815.261765][ T8290] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim 
[ 5815.261786][ T8290] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim 
[ 5815.261806][ T8290] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim 
[ 5815.261823][ T8290] device_release_driver_internal (drivers/base/dd.c:1274 drivers/base/dd.c:1295) 
[ 5815.261829][ T8290] ? klist_put (lib/klist.c:220) 
[ 5815.261836][ T8290] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:586) 
[ 5815.261845][ T8290] device_del (drivers/base/core.c:3882) 
[ 5815.261853][ T8290] ? __pfx_device_del (drivers/base/core.c:3836) 
[ 5815.261867][ T8290] device_unregister (drivers/base/core.c:3799 drivers/base/core.c:3923) 
[ 5815.261871][ T8290] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim 
[ 5815.261890][ T8290] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim 
[ 5815.261904][ T8290] ? sysfs_file_kobj (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1155 fs/sysfs/file.c:24) 
[ 5815.261910][ T8290] ? sysfs_file_kobj (fs/sysfs/file.c:26) 
[ 5815.261919][ T8290] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:138) 
[ 5815.261921][ T8290] kernfs_fop_write_iter (fs/kernfs/file.c:334) 
[ 5815.261930][ T8290] vfs_write (fs/read_write.c:594 fs/read_write.c:686) 
[ 5815.261937][ T8290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 5815.261943][ T8290] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 5815.261946][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.261954][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.261963][ T8290] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:903) 
[ 5815.261975][ T8290] ksys_write (fs/read_write.c:738) 
[ 5815.261981][ T8290] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 5815.261985][ T8290] ? kernfs_fop_llseek (fs/kernfs/file.c:892) 
[ 5815.261997][ T8290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 5815.262003][ T8290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 5815.262006][ T8290] RIP: 0033:0x7fb4f7d23b77
[ 5815.262010][ T8290] 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
[ 5815.262012][ T8290] RSP: 002b:00007ffe009fdce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 5815.262015][ T8290] RAX: ffffffffffffffda RBX: 00007fb4f7b09140 RCX: 00007fb4f7d23b77
[ 5815.262017][ T8290] RDX: 0000000000000005 RSI: 0000562881d4f7e0 RDI: 0000000000000006
[ 5815.262019][ T8290] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 5815.262021][ T8290] R10: 0000000000000002 R11: 0000000000000246 R12: 00007fb4e99da280


Finger prints:
check_preemption_disabled:nsim_queue_mem_free:netdev_rx_queue_restart:nsim_qreset_write:full_proxy_write
check_preemption_disabled:nsim_queue_uninit:nsim_destroy:__nsim_dev_port_del:nsim_dev_reload_destroy