[ 28.787343][ T243] ip (243) used greatest stack depth: 23968 bytes left [ 34.024789][ T52] BUG: spinlock bad magic on CPU#2, kworker/2:1/52 [ 34.024998][ T52] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:1/52, .owner_cpu: 2 [ 34.025245][ T52] CPU: 2 UID: 0 PID: 52 Comm: kworker/2:1 Not tainted 6.10.0-virtme #1 [ 34.025448][ T52] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 34.025736][ T52] Workqueue: mld mld_ifc_work [ 34.025887][ T52] Call Trace: [ 34.025987][ T52] [ 34.026066][ T52] dump_stack_lvl+0xb0/0xd0 [ 34.026199][ T52] do_raw_spin_unlock+0x1ac/0x220 [ 34.026330][ T52] _raw_spin_unlock+0x23/0x40 [ 34.026474][ T52] __dev_xmit_skb+0x4ed/0x10c0 [ 34.026636][ T52] ? __pfx___dev_xmit_skb+0x10/0x10 [ 34.026773][ T52] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 34.026929][ T52] __dev_queue_xmit+0x784/0x1890 [ 34.027071][ T52] ? __lock_release+0x103/0x460 [ 34.027210][ T52] ? ip6_finish_output2+0x4ab/0xf70 [ 34.027343][ T52] ? __pfx___lock_release+0x10/0x10 [ 34.027477][ T52] ? __pfx___dev_queue_xmit+0x10/0x10 [ 34.027605][ T52] ? mark_held_locks+0x9e/0xe0 [ 34.027727][ T52] ? eth_header+0x158/0x1a0 [ 34.027867][ T52] ? neigh_resolve_output+0x409/0x7d0 [ 34.027996][ T52] ip6_finish_output2+0x4ab/0xf70 [ 34.028125][ T52] ip6_finish_output+0x4ef/0xd40 [ 34.028244][ T52] ip6_output+0x1fc/0x780 [ 34.028343][ T52] ? __pfx_ip6_output+0x10/0x10 [ 34.028465][ T52] ? lock_acquire.part.0+0xeb/0x330 [ 34.028609][ T52] ? find_held_lock+0x2c/0x110 [ 34.028745][ T52] ? __lock_release+0x103/0x460 [ 34.028875][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 34.029001][ T52] NF_HOOK.constprop.0+0xe2/0x680 [ 34.029127][ T52] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 34.029256][ T52] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 34.029423][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 34.029584][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 34.029707][ T52] ? __local_bh_enable_ip+0xa6/0x120 [ 34.029844][ T52] mld_sendpack+0x62d/0xbc0 [ 34.029973][ T52] ? __pfx_mld_sendpack+0x10/0x10 [ 34.030113][ T52] ? mld_send_cr+0x3a1/0x780 [ 34.030242][ T52] mld_ifc_work+0x32/0x1f0 [ 34.030372][ T52] process_one_work+0xe3b/0x1670 [ 34.030499][ T52] ? __pfx___lock_release+0x10/0x10 [ 34.030635][ T52] ? __pfx_process_one_work+0x10/0x10 [ 34.030767][ T52] ? assign_work+0x16c/0x240 [ 34.030898][ T52] worker_thread+0x587/0xce0 [ 34.031032][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 34.031204][ T52] ? __pfx_worker_thread+0x10/0x10 [ 34.031332][ T52] ? __pfx_worker_thread+0x10/0x10 [ 34.031460][ T52] kthread+0x28a/0x350 [ 34.031568][ T52] ? __pfx_kthread+0x10/0x10 [ 34.031700][ T52] ret_from_fork+0x31/0x70 [ 34.031830][ T52] ? __pfx_kthread+0x10/0x10 [ 34.031966][ T52] ret_from_fork_asm+0x1a/0x30 [ 34.032104][ T52]