[   83.544958][    C3] BUG: spinlock bad magic on CPU#3, kworker/u16:1/73
[   83.545349][    C3]  lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/u16:1/73, .owner_cpu: 3
[   83.545747][    C3] CPU: 3 UID: 0 PID: 73 Comm: kworker/u16:1 Not tainted 6.10.0-virtme #1
[   83.545989][    C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   83.546386][    C3] Workqueue: netns cleanup_net
[   83.546575][    C3] Call Trace:
[   83.546705][    C3]  <IRQ>
[   83.546791][    C3]  dump_stack_lvl+0xb0/0xd0
[   83.546959][    C3]  do_raw_spin_unlock+0x1ac/0x220
[   83.547142][    C3]  _raw_spin_unlock+0x23/0x40
[   83.547354][    C3]  net_tx_action+0x402/0x660
[   83.547493][    C3]  handle_softirqs+0x1f9/0x5c0
[   83.547637][    C3]  ? dev_deactivate_many+0x1e2/0x8d0
[   83.547770][    C3]  do_softirq+0x4d/0xa0
[   83.547875][    C3]  </IRQ>
[   83.547950][    C3]  <TASK>
[   83.548017][    C3]  __local_bh_enable_ip+0xf6/0x120
[   83.548211][    C3]  dev_deactivate_many+0x1e7/0x8d0
[   83.548355][    C3]  __dev_close_many+0x12b/0x2d0
[   83.548486][    C3]  ? __pfx___dev_close_many+0x10/0x10
[   83.548624][    C3]  dev_close_many+0x202/0x650
[   83.548769][    C3]  ? lock_acquire.part.0+0xeb/0x330
[   83.548906][    C3]  ? default_device_exit_batch+0x81/0x2d0
[   83.549043][    C3]  ? __pfx_dev_close_many+0x10/0x10
[   83.549171][    C3]  ? __mutex_trylock_common+0xfa/0x260
[   83.549310][    C3]  unregister_netdevice_many_notify+0x8e5/0x1570
[   83.549475][    C3]  ? lock_acquire+0x32/0xc0
[   83.549634][    C3]  ? trace_contention_end+0xeb/0x150
[   83.549768][    C3]  ? __mutex_lock+0x170/0xac0
[   83.549925][    C3]  ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[   83.550141][    C3]  ? mark_lock+0x38/0x3e0
[   83.550280][    C3]  ? mutex_is_locked+0x17/0x50
[   83.550427][    C3]  ? rtnl_is_locked+0x15/0x20
[   83.550579][    C3]  ? unregister_netdevice_queue+0x70/0x410
[   83.550772][    C3]  ? __pfx_unregister_netdevice_queue+0x10/0x10
[   83.551000][    C3]  ? __pfx_unregister_netdevice_queue+0x10/0x10
[   83.551303][    C3]  default_device_exit_batch+0x234/0x2d0
[   83.551512][    C3]  ? __pfx_default_device_exit_batch+0x10/0x10
[   83.551752][    C3]  ? mutex_is_locked+0x17/0x50
[   83.551904][    C3]  ? nexthop_net_exit_batch_rtnl+0x83/0x210
[   83.552107][    C3]  cleanup_net+0x4ef/0x9d0
[   83.552306][    C3]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   83.552528][    C3]  ? __pfx_cleanup_net+0x10/0x10
[   83.552959][    C3]  ? trace_lock_acquire+0x14d/0x1f0
[   83.553179][    C3]  ? process_one_work+0xdf1/0x1670
[   83.553399][    C3]  ? lock_acquire+0x32/0xc0
[   83.553671][    C3]  ? process_one_work+0xdf1/0x1670
[   83.553895][    C3]  process_one_work+0xe3b/0x1670
[   83.554133][    C3]  ? __pfx___lock_release+0x10/0x10
[   83.554374][    C3]  ? __pfx_process_one_work+0x10/0x10
[   83.554612][    C3]  ? assign_work+0x16c/0x240
[   83.554831][    C3]  worker_thread+0x587/0xce0
[   83.555049][    C3]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   83.555340][    C3]  ? __pfx_worker_thread+0x10/0x10
[   83.555573][    C3]  ? __pfx_worker_thread+0x10/0x10
[   83.555788][    C3]  kthread+0x28a/0x350
[   83.555953][    C3]  ? __pfx_kthread+0x10/0x10
[   83.556173][    C3]  ret_from_fork+0x31/0x70
[   83.556420][    C3]  ? __pfx_kthread+0x10/0x10
[   83.556639][    C3]  ret_from_fork_asm+0x1a/0x30
[   83.556863][    C3]  </TASK>