[ 28.097019][ T252] ip (252) used greatest stack depth: 22976 bytes left [ 30.766297][ T278] 8021q: 802.1Q VLAN Support v1.8 [ 31.414562][ T52] BUG: spinlock bad magic on CPU#2, kworker/2:1/52 [ 31.414783][ T52] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:1/52, .owner_cpu: 2 [ 31.415009][ T52] CPU: 2 UID: 0 PID: 52 Comm: kworker/2:1 Not tainted 6.10.0-virtme #1 [ 31.415211][ T52] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.415508][ T52] Workqueue: mld mld_ifc_work [ 31.415646][ T52] Call Trace: [ 31.415748][ T52] [ 31.415821][ T52] dump_stack_lvl+0xb0/0xd0 [ 31.415956][ T52] do_raw_spin_unlock+0x1ac/0x220 [ 31.416089][ T52] _raw_spin_unlock+0x23/0x40 [ 31.416224][ T52] __dev_xmit_skb+0x4ed/0x10c0 [ 31.416360][ T52] ? __pfx___dev_xmit_skb+0x10/0x10 [ 31.416492][ T52] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 31.416656][ T52] __dev_queue_xmit+0x784/0x1890 [ 31.416788][ T52] ? find_held_lock+0x2c/0x110 [ 31.416920][ T52] ? __lock_release+0x103/0x460 [ 31.417044][ T52] ? ip6_finish_output2+0x4ab/0xf70 [ 31.417175][ T52] ? __pfx___lock_release+0x10/0x10 [ 31.417301][ T52] ? __pfx___dev_queue_xmit+0x10/0x10 [ 31.417434][ T52] ? mark_lock+0x38/0x3e0 [ 31.417529][ T52] ? mark_lock+0x38/0x3e0 [ 31.417632][ T52] ? mark_held_locks+0x9e/0xe0 [ 31.417756][ T52] ? eth_header+0x158/0x1a0 [ 31.417883][ T52] ? neigh_connected_output+0x2d8/0x550 [ 31.418009][ T52] ip6_finish_output2+0x4ab/0xf70 [ 31.418134][ T52] ip6_finish_output+0x4ef/0xd40 [ 31.418259][ T52] ip6_output+0x1fc/0x780 [ 31.418358][ T52] ? __pfx_ip6_output+0x10/0x10 [ 31.418485][ T52] ? lock_acquire.part.0+0xeb/0x330 [ 31.418616][ T52] ? find_held_lock+0x2c/0x110 [ 31.418746][ T52] ? __lock_release+0x103/0x460 [ 31.418871][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.419000][ T52] NF_HOOK.constprop.0+0xe2/0x680 [ 31.419128][ T52] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 31.419257][ T52] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 31.419420][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.419575][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.419697][ T52] ? __local_bh_enable_ip+0xa6/0x120 [ 31.419837][ T52] mld_sendpack+0x62d/0xbc0 [ 31.419962][ T52] ? __pfx_mld_sendpack+0x10/0x10 [ 31.420089][ T52] ? mld_send_cr+0x3a1/0x780 [ 31.420216][ T52] mld_ifc_work+0x32/0x1f0 [ 31.420346][ T52] process_one_work+0xe3b/0x1670 [ 31.420480][ T52] ? __pfx___lock_release+0x10/0x10 [ 31.420605][ T52] ? __pfx_process_one_work+0x10/0x10 [ 31.420732][ T52] ? assign_work+0x16c/0x240 [ 31.420861][ T52] worker_thread+0x587/0xce0 [ 31.420990][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.421147][ T52] ? __pfx_worker_thread+0x10/0x10 [ 31.421271][ T52] ? __pfx_worker_thread+0x10/0x10 [ 31.421400][ T52] kthread+0x28a/0x350 [ 31.421497][ T52] ? __pfx_kthread+0x10/0x10 [ 31.421624][ T52] ret_from_fork+0x31/0x70 [ 31.421749][ T52] ? __pfx_kthread+0x10/0x10 [ 31.421876][ T52] ret_from_fork_asm+0x1a/0x30 [ 31.422004][ T52] [ 35.794736][ T321] br1: port 1(veth1.100) entered blocking state [ 35.795086][ T321] br1: port 1(veth1.100) entered disabled state [ 35.795436][ T321] veth1.100: entered allmulticast mode [ 35.795657][ T321] veth1: entered allmulticast mode [ 35.798255][ T321] veth1.100: entered promiscuous mode [ 35.799775][ T321] veth1: entered promiscuous mode [ 36.199871][ T324] br1: port 1(veth1.100) entered blocking state [ 36.200250][ T324] br1: port 1(veth1.100) entered forwarding state [ 37.021513][ T334] br2: port 1(veth1.200) entered blocking state [ 37.021735][ T334] br2: port 1(veth1.200) entered disabled state [ 37.021944][ T334] veth1.200: entered allmulticast mode [ 37.023437][ T334] veth1.200: entered promiscuous mode [ 37.422933][ T337] br2: port 1(veth1.200) entered blocking state [ 37.423158][ T337] br2: port 1(veth1.200) entered forwarding state [ 50.085763][ T380] veth1.100: left allmulticast mode [ 50.085955][ T380] veth1.100: left promiscuous mode [ 50.086413][ T380] br1: port 1(veth1.100) entered disabled state [ 50.237401][ T381] veth1.200: left allmulticast mode [ 50.237576][ T381] veth1: left allmulticast mode [ 50.237731][ T381] veth1.200: left promiscuous mode [ 50.237874][ T381] veth1: left promiscuous mode [ 50.238288][ T381] br2: port 1(veth1.200) entered disabled state [ 52.452941][ T383] br2: port 1(veth1.200) entered blocking state [ 52.453223][ T383] br2: port 1(veth1.200) entered disabled state [ 52.453485][ T383] veth1.200: entered allmulticast mode [ 52.453653][ T383] veth1: entered allmulticast mode [ 52.455224][ T383] veth1.200: entered promiscuous mode [ 52.456026][ T383] veth1: entered promiscuous mode [ 52.458037][ T383] br2: port 1(veth1.200) entered blocking state [ 52.458368][ T383] br2: port 1(veth1.200) entered forwarding state [ 52.595119][ T384] br1: port 1(veth1.100) entered blocking state [ 52.595361][ T384] br1: port 1(veth1.100) entered disabled state [ 52.595593][ T384] veth1.100: entered allmulticast mode [ 52.597151][ T384] veth1.100: entered promiscuous mode [ 52.598049][ T384] br1: port 1(veth1.100) entered blocking state [ 52.598262][ T384] br1: port 1(veth1.100) entered forwarding state [ 59.096169][ T414] veth1.200: left allmulticast mode [ 59.098003][ T414] veth1.200: left promiscuous mode [ 59.098628][ T414] br2: port 1(veth1.200) entered disabled state [ 59.917504][ T421] veth1.100: left allmulticast mode [ 59.917676][ T421] veth1: left allmulticast mode [ 59.917826][ T421] veth1.100: left promiscuous mode [ 59.917965][ T421] veth1: left promiscuous mode [ 59.918388][ T421] br1: port 1(veth1.100) entered disabled state