[ 26.218325][ T243] ip (243) used greatest stack depth: 23840 bytes left [ 31.098814][ T203] BUG: spinlock bad magic on CPU#2, kworker/2:2/203 [ 31.099036][ T203] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:2/203, .owner_cpu: 2 [ 31.099307][ T203] CPU: 2 UID: 0 PID: 203 Comm: kworker/2:2 Not tainted 6.10.0-virtme #1 [ 31.099541][ T203] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.099874][ T203] Workqueue: mld mld_ifc_work [ 31.100030][ T203] Call Trace: [ 31.100148][ T203] [ 31.100221][ T203] dump_stack_lvl+0xb0/0xd0 [ 31.100366][ T203] do_raw_spin_unlock+0x1ac/0x220 [ 31.100514][ T203] _raw_spin_unlock+0x23/0x40 [ 31.100661][ T203] __dev_xmit_skb+0x4ed/0x10c0 [ 31.100812][ T203] ? __pfx___dev_xmit_skb+0x10/0x10 [ 31.100965][ T203] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 31.101159][ T203] __dev_queue_xmit+0x784/0x1890 [ 31.101305][ T203] ? __lock_release+0x103/0x460 [ 31.101451][ T203] ? ip6_finish_output2+0x4ab/0xf70 [ 31.101594][ T203] ? __pfx___lock_release+0x10/0x10 [ 31.101740][ T203] ? __pfx___dev_queue_xmit+0x10/0x10 [ 31.101884][ T203] ? mark_held_locks+0x9e/0xe0 [ 31.102028][ T203] ? eth_header+0x158/0x1a0 [ 31.102172][ T203] ? neigh_resolve_output+0x409/0x7d0 [ 31.102321][ T203] ip6_finish_output2+0x4ab/0xf70 [ 31.102464][ T203] ip6_finish_output+0x4ef/0xd40 [ 31.102613][ T203] ip6_output+0x1fc/0x780 [ 31.102718][ T203] ? __pfx_ip6_output+0x10/0x10 [ 31.102864][ T203] ? lock_acquire.part.0+0xeb/0x330 [ 31.103008][ T203] ? find_held_lock+0x2c/0x110 [ 31.103154][ T203] ? __lock_release+0x103/0x460 [ 31.103296][ T203] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.103447][ T203] NF_HOOK.constprop.0+0xe2/0x680 [ 31.103596][ T203] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 31.103742][ T203] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 31.103922][ T203] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.104103][ T203] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.104249][ T203] ? __local_bh_enable_ip+0xa6/0x120 [ 31.104394][ T203] mld_sendpack+0x62d/0xbc0 [ 31.104538][ T203] ? __pfx_mld_sendpack+0x10/0x10 [ 31.104686][ T203] ? mld_send_cr+0x3a1/0x780 [ 31.104843][ T203] mld_ifc_work+0x32/0x1f0 [ 31.104986][ T203] process_one_work+0xe3b/0x1670 [ 31.105148][ T203] ? __pfx___lock_release+0x10/0x10 [ 31.105294][ T203] ? __pfx_process_one_work+0x10/0x10 [ 31.105439][ T203] ? assign_work+0x16c/0x240 [ 31.105583][ T203] worker_thread+0x587/0xce0 [ 31.105725][ T203] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.105902][ T203] ? __pfx_worker_thread+0x10/0x10 [ 31.106045][ T203] ? __pfx_worker_thread+0x10/0x10 [ 31.106198][ T203] kthread+0x28a/0x350 [ 31.106312][ T203] ? __pfx_kthread+0x10/0x10 [ 31.106461][ T203] ret_from_fork+0x31/0x70 [ 31.106612][ T203] ? __pfx_kthread+0x10/0x10 [ 31.106759][ T203] ret_from_fork_asm+0x1a/0x30 [ 31.106906][ T203] WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr