[ 60.505956][ T731] netdevsim netdevsim1337 eni1337np1: renamed from eth0 [ 364.803035][ T1397] netdevsim: Exceeded number of supported nexthops [ 367.892919][ T1427] netdevsim: Failed to replace nexthop bucket [ 367.893295][ T1427] netdevsim: Failed to replace nexthop bucket [ 371.198067][ T1467] Failed to register nexthop notifier [ 371.967352][ C0] BUG: spinlock bad magic on CPU#0, kworker/u16:0/11 [ 371.967623][ C0] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/u16:0/11, .owner_cpu: 0 [ 371.967936][ C0] CPU: 0 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.10.0-virtme #1 [ 371.968142][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 371.968446][ C0] Workqueue: netns cleanup_net [ 371.968615][ C0] Call Trace: [ 371.968730][ C0] [ 371.968814][ C0] dump_stack_lvl+0xb0/0xd0 [ 371.968961][ C0] do_raw_spin_unlock+0x1ac/0x220 [ 371.969096][ C0] _raw_spin_unlock+0x23/0x40 [ 371.969242][ C0] net_tx_action+0x402/0x660 [ 371.969380][ C0] handle_softirqs+0x1f9/0x5c0 [ 371.969531][ C0] ? dev_deactivate_many+0x1e2/0x8d0 [ 371.969673][ C0] do_softirq+0x4d/0xa0 [ 371.969771][ C0] [ 371.969838][ C0] [ 371.969902][ C0] __local_bh_enable_ip+0xf6/0x120 [ 371.970045][ C0] dev_deactivate_many+0x1e7/0x8d0 [ 371.970201][ C0] __dev_close_many+0x12b/0x2d0 [ 371.970342][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 371.970487][ C0] dev_close_many+0x202/0x650 [ 371.970640][ C0] ? __pfx_dev_close_many+0x10/0x10 [ 371.970788][ C0] ? __pfx___lock_release+0x10/0x10 [ 371.970942][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 371.971085][ C0] unregister_netdevice_many_notify+0x8e5/0x1570 [ 371.971247][ C0] ? __mutex_lock+0x30b/0xac0 [ 371.971385][ C0] ? do_raw_spin_unlock+0x58/0x220 [ 371.971519][ C0] ? __mutex_lock+0x30b/0xac0 [ 371.971671][ C0] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 371.971850][ C0] ? mutex_is_locked+0x17/0x50 [ 371.971976][ C0] ? mutex_is_locked+0x17/0x50 [ 371.972114][ C0] ? rtnl_is_locked+0x15/0x20 [ 371.972242][ C0] ? unregister_netdevice_queue+0x70/0x410 [ 371.972416][ C0] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 371.972597][ C0] default_device_exit_batch+0x234/0x2d0 [ 371.972751][ C0] ? __pfx_default_device_exit_batch+0x10/0x10 [ 371.972910][ C0] ? mutex_is_locked+0x17/0x50 [ 371.973048][ C0] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 371.973228][ C0] cleanup_net+0x4ef/0x9d0 [ 371.973355][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 371.973498][ C0] ? __pfx_cleanup_net+0x10/0x10 [ 371.973669][ C0] ? trace_lock_acquire+0x14d/0x1f0 [ 371.973810][ C0] ? process_one_work+0xdf1/0x1670 [ 371.973962][ C0] ? lock_acquire+0x32/0xc0 [ 371.974101][ C0] ? process_one_work+0xdf1/0x1670 [ 371.974244][ C0] process_one_work+0xe3b/0x1670 [ 371.974375][ C0] ? __pfx___lock_release+0x10/0x10 [ 371.974540][ C0] ? __pfx_process_one_work+0x10/0x10 [ 371.974668][ C0] ? assign_work+0x16c/0x240 [ 371.974818][ C0] worker_thread+0x587/0xce0 [ 371.974947][ C0] ? __pfx_worker_thread+0x10/0x10 [ 371.975090][ C0] kthread+0x28a/0x350 [ 371.975192][ C0] ? __pfx_kthread+0x10/0x10 [ 371.975329][ C0] ret_from_fork+0x31/0x70 [ 371.975460][ C0] ? __pfx_kthread+0x10/0x10 [ 371.975618][ C0] ret_from_fork_asm+0x1a/0x30 [ 371.975754][ C0]