[ 29.142563][ C0] BUG: spinlock bad magic on CPU#0, kworker/u16:0/11
[ 29.142775][ C0] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/u16:0/11, .owner_cpu: 0
[ 29.143047][ C0] CPU: 0 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.10.0-virtme #1
[ 29.143262][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 29.143574][ C0] Workqueue: netns cleanup_net
[ 29.143728][ C0] Call Trace:
[ 29.143847][ C0]
[ 29.143921][ C0] dump_stack_lvl+0xb0/0xd0
[ 29.144071][ C0] do_raw_spin_unlock+0x1ac/0x220
[ 29.144219][ C0] _raw_spin_unlock+0x23/0x40
[ 29.144382][ C0] net_tx_action+0x424/0x680
[ 29.144530][ C0] handle_softirqs+0x1f9/0x5c0
[ 29.144666][ C0] ? dev_deactivate_many+0x1e2/0x8d0
[ 29.144811][ C0] do_softirq+0x4d/0xa0
[ 29.144920][ C0]
[ 29.145002][ C0]
[ 29.145068][ C0] __local_bh_enable_ip+0xf6/0x120
[ 29.145209][ C0] dev_deactivate_many+0x1e7/0x8d0
[ 29.145353][ C0] __dev_close_many+0x12b/0x2d0
[ 29.145498][ C0] ? __pfx___dev_close_many+0x10/0x10
[ 29.145635][ C0] ? __lock_acquire+0xa70/0x1560
[ 29.145798][ C0] dev_close_many+0x202/0x650
[ 29.145925][ C0] ? lock_acquire.part.0+0xeb/0x330
[ 29.146067][ C0] ? default_device_exit_batch+0x81/0x2d0
[ 29.146218][ C0] ? __pfx_dev_close_many+0x10/0x10
[ 29.146363][ C0] ? fou_exit_net+0x2f/0xf0
[ 29.146508][ C0] ? __mutex_trylock_common+0xfa/0x260
[ 29.146649][ C0] unregister_netdevice_many_notify+0x8e5/0x1570
[ 29.146833][ C0] ? lock_acquire+0x32/0xc0
[ 29.146965][ C0] ? trace_contention_end+0xeb/0x150
[ 29.147088][ C0] ? __mutex_lock+0x170/0xac0
[ 29.147226][ C0] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 29.147397][ C0] ? __mutex_lock+0x170/0xac0
[ 29.147542][ C0] ? find_held_lock+0x2c/0x110
[ 29.147689][ C0] ? mutex_is_locked+0x17/0x50
[ 29.147836][ C0] ? mutex_is_locked+0x17/0x50
[ 29.147986][ C0] ? rtnl_is_locked+0x15/0x20
[ 29.148128][ C0] ? unregister_netdevice_queue+0x70/0x410
[ 29.148305][ C0] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 29.148481][ C0] default_device_exit_batch+0x234/0x2d0
[ 29.148629][ C0] ? __pfx_default_device_exit_batch+0x10/0x10
[ 29.148804][ C0] ? ops_exit_list+0xb4/0x170
[ 29.148950][ C0] cleanup_net+0x4ef/0xb10
[ 29.149084][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 29.149234][ C0] ? __pfx_cleanup_net+0x10/0x10
[ 29.149375][ C0] ? trace_lock_acquire+0x14d/0x1f0
[ 29.149518][ C0] ? process_one_work+0xdf1/0x1670
[ 29.149660][ C0] ? lock_acquire+0x32/0xc0
[ 29.149807][ C0] ? process_one_work+0xdf1/0x1670
[ 29.149952][ C0] process_one_work+0xe3b/0x1670
[ 29.150093][ C0] ? __pfx___lock_release+0x10/0x10
[ 29.150237][ C0] ? __pfx_process_one_work+0x10/0x10
[ 29.150378][ C0] ? assign_work+0x16c/0x240
[ 29.150524][ C0] worker_thread+0x587/0xce0
[ 29.150673][ C0] ? __pfx_worker_thread+0x10/0x10
[ 29.150820][ C0] kthread+0x28a/0x350
[ 29.150932][ C0] ? __pfx_kthread+0x10/0x10
[ 29.151079][ C0] ret_from_fork+0x31/0x70
[ 29.151227][ C0] ? __pfx_kthread+0x10/0x10
[ 29.151376][ C0] ret_from_fork_asm+0x1a/0x30
[ 29.151531][ C0]