[ 32.313394][ T280] ip (280) used greatest stack depth: 24336 bytes left [ 32.482209][ T281] eth0: renamed from r1h1 [ 32.824868][ T283] eth0: renamed from r2h1 [ 33.315937][ T286] eth2: renamed from r2h2 [ 33.813834][ T289] eth1: renamed from r2r1 [ 34.598347][ T294] br0: port 1(eth0) entered blocking state [ 34.598782][ T294] br0: port 1(eth0) entered disabled state [ 34.599015][ T294] eth0: entered allmulticast mode [ 34.600251][ T294] eth0: entered promiscuous mode [ 34.602605][ T52] br0: port 1(eth0) entered blocking state [ 34.602941][ T52] br0: port 1(eth0) entered forwarding state [ 34.612753][ T294] ip (294) used greatest stack depth: 24096 bytes left [ 34.757524][ T295] br0: port 2(eth1) entered blocking state [ 34.757842][ T295] br0: port 2(eth1) entered disabled state [ 34.758089][ T295] eth1: entered allmulticast mode [ 34.759207][ T295] eth1: entered promiscuous mode [ 34.760842][ T50] br0: port 2(eth1) entered blocking state [ 34.761023][ T50] br0: port 2(eth1) entered forwarding state [ 57.096322][ T73] eth1: left allmulticast mode [ 57.096567][ T73] eth1: left promiscuous mode [ 57.096903][ T73] br0: port 2(eth1) entered disabled state [ 57.099258][ T73] eth0: left allmulticast mode [ 57.099406][ T73] eth0: left promiscuous mode [ 57.099739][ T73] br0: port 1(eth0) entered disabled state [ 57.102497][ C0] BUG: spinlock bad magic on CPU#0, kworker/u16:1/73 [ 57.102670][ C0] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/u16:1/73, .owner_cpu: 0 [ 57.102960][ C0] CPU: 0 UID: 0 PID: 73 Comm: kworker/u16:1 Not tainted 6.10.0-virtme #1 [ 57.103153][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 57.103436][ C0] Workqueue: netns cleanup_net [ 57.103572][ C0] Call Trace: [ 57.103670][ C0] [ 57.103736][ C0] dump_stack_lvl+0xb0/0xd0 [ 57.103867][ C0] do_raw_spin_unlock+0x1ac/0x220 [ 57.103999][ C0] _raw_spin_unlock+0x23/0x40 [ 57.104131][ C0] net_tx_action+0x424/0x680 [ 57.104257][ C0] handle_softirqs+0x1f9/0x5c0 [ 57.104386][ C0] ? dev_deactivate_many+0x1e2/0x8d0 [ 57.104520][ C0] do_softirq+0x4d/0xa0 [ 57.104617][ C0] [ 57.104683][ C0] [ 57.104746][ C0] __local_bh_enable_ip+0xf6/0x120 [ 57.104869][ C0] dev_deactivate_many+0x1e7/0x8d0 [ 57.104999][ C0] __dev_close_many+0x12b/0x2d0 [ 57.105127][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 57.105253][ C0] dev_close_many+0x202/0x650 [ 57.105381][ C0] ? __lock_release+0x103/0x460 [ 57.105505][ C0] ? __virt_addr_valid+0x22b/0x430 [ 57.105635][ C0] ? __pfx_dev_close_many+0x10/0x10 [ 57.105769][ C0] ? trace_lock_acquire+0x14d/0x1f0 [ 57.105902][ C0] unregister_netdevice_many_notify+0x8e5/0x1570 [ 57.106068][ C0] ? mark_held_locks+0x9e/0xe0 [ 57.106206][ C0] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 57.106367][ C0] ? mutex_is_locked+0x17/0x50 [ 57.106497][ C0] ? rtnl_is_locked+0x15/0x20 [ 57.106628][ C0] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 57.106785][ C0] ? mutex_is_locked+0x17/0x50 [ 57.106914][ C0] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 57.107079][ C0] cleanup_net+0x4cf/0xb10 [ 57.107207][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 57.107331][ C0] ? __pfx_cleanup_net+0x10/0x10 [ 57.107455][ C0] ? trace_lock_acquire+0x14d/0x1f0 [ 57.107581][ C0] ? process_one_work+0xdf1/0x1670 [ 57.107706][ C0] ? lock_acquire+0x32/0xc0 [ 57.107835][ C0] ? process_one_work+0xdf1/0x1670 [ 57.107962][ C0] process_one_work+0xe3b/0x1670 [ 57.108096][ C0] ? __pfx___lock_release+0x10/0x10 [ 57.108220][ C0] ? __pfx_process_one_work+0x10/0x10 [ 57.108348][ C0] ? assign_work+0x16c/0x240 [ 57.108476][ C0] worker_thread+0x587/0xce0 [ 57.108604][ C0] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 57.108760][ C0] ? __pfx_worker_thread+0x10/0x10 [ 57.108885][ C0] ? __pfx_worker_thread+0x10/0x10 [ 57.109006][ C0] kthread+0x28a/0x350 [ 57.109100][ C0] ? __pfx_kthread+0x10/0x10 [ 57.109222][ C0] ret_from_fork+0x31/0x70 [ 57.109348][ C0] ? __pfx_kthread+0x10/0x10 [ 57.109474][ C0] ret_from_fork_asm+0x1a/0x30 [ 57.109600][ C0] [ 65.835464][ T481] eth0: renamed from r1h1 [ 66.129553][ T483] eth0: renamed from r2h1 [ 66.561618][ T486] eth2: renamed from r2h2 [ 67.003613][ T489] eth1: renamed from r2r1 [ 68.993702][ T504] br0: port 1(eth0) entered blocking state [ 68.993954][ T504] br0: port 1(eth0) entered disabled state [ 68.994166][ T504] eth0: entered allmulticast mode [ 68.995091][ T504] eth0: entered promiscuous mode [ 68.997599][ T52] br0: port 1(eth0) entered blocking state [ 68.997823][ T52] br0: port 1(eth0) entered forwarding state [ 69.129840][ T506] br0: port 2(eth1) entered blocking state [ 69.130068][ T506] br0: port 2(eth1) entered disabled state [ 69.130262][ T506] eth1: entered allmulticast mode [ 69.131193][ T506] eth1: entered promiscuous mode [ 69.132438][ T51] br0: port 2(eth1) entered blocking state [ 69.132634][ T51] br0: port 2(eth1) entered forwarding state [ 89.430829][ T73] eth1: left allmulticast mode [ 89.431020][ T73] eth1: left promiscuous mode [ 89.431290][ T73] br0: port 2(eth1) entered disabled state [ 89.438107][ T73] eth0: left allmulticast mode [ 89.438337][ T73] eth0: left promiscuous mode [ 89.438588][ T73] br0: port 1(eth0) entered disabled state [ 98.806969][ T693] eth0: renamed from r1h1 [ 99.113479][ T695] eth0: renamed from r2h1 [ 99.560929][ T698] eth2: renamed from r2h2 [ 100.009269][ T701] eth1: renamed from r2r1 [ 100.685132][ T706] br0: port 1(eth0) entered blocking state [ 100.685375][ T706] br0: port 1(eth0) entered disabled state [ 100.685540][ T706] eth0: entered allmulticast mode [ 100.686471][ T706] eth0: entered promiscuous mode [ 100.688643][ T30] br0: port 1(eth0) entered blocking state [ 100.688825][ T30] br0: port 1(eth0) entered forwarding state [ 100.827958][ T707] br0: port 2(eth1) entered blocking state [ 100.828197][ T707] br0: port 2(eth1) entered disabled state [ 100.828402][ T707] eth1: entered allmulticast mode [ 100.829304][ T707] eth1: entered promiscuous mode [ 100.830350][ T52] br0: port 2(eth1) entered blocking state [ 100.830557][ T52] br0: port 2(eth1) entered forwarding state [ 121.981753][ T73] eth1: left allmulticast mode [ 121.981904][ T73] eth1: left promiscuous mode [ 121.982134][ T73] br0: port 2(eth1) entered disabled state [ 121.983249][ T73] eth0: left allmulticast mode [ 121.983380][ T73] eth0: left promiscuous mode [ 121.983592][ T73] br0: port 1(eth0) entered disabled state [ 130.994021][ T904] eth0: renamed from r1h1 [ 131.302865][ T906] eth0: renamed from r2h1 [ 131.746520][ T909] eth2: renamed from r2h2 [ 132.177824][ T912] eth1: renamed from r2r1 [ 134.092698][ T927] br0: port 1(eth0) entered blocking state [ 134.092951][ T927] br0: port 1(eth0) entered disabled state [ 134.093187][ T927] eth0: entered allmulticast mode [ 134.094315][ T927] eth0: entered promiscuous mode [ 134.095984][ T692] br0: port 1(eth0) entered blocking state [ 134.096221][ T692] br0: port 1(eth0) entered forwarding state [ 134.218695][ T928] br0: port 2(eth1) entered blocking state [ 134.218895][ T928] br0: port 2(eth1) entered disabled state [ 134.219163][ T928] eth1: entered allmulticast mode [ 134.220114][ T928] eth1: entered promiscuous mode [ 134.221365][ T52] br0: port 2(eth1) entered blocking state [ 134.221530][ T52] br0: port 2(eth1) entered forwarding state [ 155.462712][ T73] eth1: left allmulticast mode [ 155.462908][ T73] eth1: left promiscuous mode [ 155.463160][ T73] br0: port 2(eth1) entered disabled state [ 155.466317][ T73] eth0: left allmulticast mode [ 155.466466][ T73] eth0: left promiscuous mode [ 155.466697][ T73] br0: port 1(eth0) entered disabled state