[ 27.802395][ T252] ip (252) used greatest stack depth: 23344 bytes left [ 30.488838][ T278] 8021q: 802.1Q VLAN Support v1.8 [ 31.123433][ T51] BUG: spinlock bad magic on CPU#2, kworker/2:1/51 [ 31.123729][ T51] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:1/51, .owner_cpu: 2 [ 31.124096][ T51] CPU: 2 UID: 0 PID: 51 Comm: kworker/2:1 Not tainted 6.10.0-virtme #1 [ 31.124390][ T51] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.124809][ T51] Workqueue: mld mld_ifc_work [ 31.125013][ T51] Call Trace: [ 31.125164][ T51] [ 31.125277][ T51] dump_stack_lvl+0xb0/0xd0 [ 31.125480][ T51] do_raw_spin_unlock+0x1ac/0x220 [ 31.125673][ T51] _raw_spin_unlock+0x23/0x40 [ 31.125864][ T51] __dev_xmit_skb+0x4ed/0x10c0 [ 31.126068][ T51] ? __pfx___dev_xmit_skb+0x10/0x10 [ 31.126260][ T51] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 31.126500][ T51] __dev_queue_xmit+0x784/0x1890 [ 31.126696][ T51] ? find_held_lock+0x2c/0x110 [ 31.126889][ T51] ? __lock_release+0x103/0x460 [ 31.127081][ T51] ? ip6_finish_output2+0x4ab/0xf70 [ 31.127271][ T51] ? __pfx___lock_release+0x10/0x10 [ 31.127463][ T51] ? __pfx___dev_queue_xmit+0x10/0x10 [ 31.127657][ T51] ? mark_lock+0x38/0x3e0 [ 31.127799][ T51] ? mark_lock+0x38/0x3e0 [ 31.127947][ T51] ? mark_held_locks+0x9e/0xe0 [ 31.128131][ T51] ? eth_header+0x158/0x1a0 [ 31.128322][ T51] ? neigh_connected_output+0x2d8/0x550 [ 31.128496][ T51] ip6_finish_output2+0x4ab/0xf70 [ 31.128670][ T51] ip6_finish_output+0x4ef/0xd40 [ 31.128862][ T51] ip6_output+0x1fc/0x780 [ 31.129001][ T51] ? __pfx_ip6_output+0x10/0x10 [ 31.129187][ T51] ? lock_acquire.part.0+0xeb/0x330 [ 31.129378][ T51] ? find_held_lock+0x2c/0x110 [ 31.129556][ T51] ? __lock_release+0x103/0x460 [ 31.129741][ T51] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.129942][ T51] NF_HOOK.constprop.0+0xe2/0x680 [ 31.130102][ T51] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 31.130227][ T51] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 31.130386][ T51] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.130561][ T51] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.130687][ T51] ? __local_bh_enable_ip+0xa6/0x120 [ 31.130814][ T51] mld_sendpack+0x62d/0xbc0 [ 31.130939][ T51] ? __pfx_mld_sendpack+0x10/0x10 [ 31.131065][ T51] ? mld_send_cr+0x3a1/0x780 [ 31.131194][ T51] mld_ifc_work+0x32/0x1f0 [ 31.131318][ T51] process_one_work+0xe3b/0x1670 [ 31.131447][ T51] ? __pfx___lock_release+0x10/0x10 [ 31.131580][ T51] ? __pfx_process_one_work+0x10/0x10 [ 31.131705][ T51] ? assign_work+0x16c/0x240 [ 31.131831][ T51] worker_thread+0x587/0xce0 [ 31.131952][ T51] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.132108][ T51] ? __pfx_worker_thread+0x10/0x10 [ 31.132233][ T51] ? __pfx_worker_thread+0x10/0x10 [ 31.132356][ T51] kthread+0x28a/0x350 [ 31.132448][ T51] ? __pfx_kthread+0x10/0x10 [ 31.132591][ T51] ret_from_fork+0x31/0x70 [ 31.132721][ T51] ? __pfx_kthread+0x10/0x10 [ 31.132843][ T51] ret_from_fork_asm+0x1a/0x30 [ 31.132974][ T51] [ 33.529453][ T304] br1: port 1(veth1) entered blocking state [ 33.529667][ T304] br1: port 1(veth1) entered disabled state [ 33.529878][ T304] veth1: entered allmulticast mode [ 33.531669][ T304] veth1: entered promiscuous mode [ 33.696962][ T35] br1: port 1(veth1) entered blocking state [ 33.697210][ T35] br1: port 1(veth1) entered forwarding state [ 53.223200][ T379] br1: port 1(veth1) entered disabled state [ 53.358535][ T381] veth1: left allmulticast mode [ 53.358754][ T381] veth1: left promiscuous mode [ 53.359048][ T381] br1: port 1(veth1) entered disabled state