[ 26.409778][ T267] ip (267) used greatest stack depth: 24448 bytes left [ 26.935876][ T275] ip (275) used greatest stack depth: 23776 bytes left [ 29.208853][ T63] BUG: spinlock bad magic on CPU#3, kworker/3:2/63 [ 29.209087][ T63] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/3:2/63, .owner_cpu: 3 [ 29.209365][ T63] CPU: 3 UID: 0 PID: 63 Comm: kworker/3:2 Not tainted 6.10.0-virtme #1 [ 29.209610][ T63] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 29.209952][ T63] Workqueue: mld mld_ifc_work [ 29.210115][ T63] Call Trace: [ 29.210232][ T63] [ 29.210312][ T63] dump_stack_lvl+0xb0/0xd0 [ 29.210466][ T63] do_raw_spin_unlock+0x1ac/0x220 [ 29.210623][ T63] _raw_spin_unlock+0x23/0x40 [ 29.210777][ T63] __dev_xmit_skb+0x4ed/0x10c0 [ 29.210935][ T63] ? __pfx___dev_xmit_skb+0x10/0x10 [ 29.211085][ T63] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 29.211280][ T63] __dev_queue_xmit+0x794/0x18a0 [ 29.211442][ T63] ? __lock_release+0x103/0x460 [ 29.211594][ T63] ? ip6_finish_output2+0x512/0xfe0 [ 29.211752][ T63] ? __pfx___lock_release+0x10/0x10 [ 29.211901][ T63] ? __pfx___dev_queue_xmit+0x10/0x10 [ 29.212057][ T63] ? mark_held_locks+0x9e/0xe0 [ 29.212211][ T63] ? eth_header+0x158/0x1a0 [ 29.212365][ T63] ? neigh_resolve_output+0x409/0x7d0 [ 29.212518][ T63] ip6_finish_output2+0x512/0xfe0 [ 29.212683][ T63] ip6_finish_output+0x555/0xdf0 [ 29.212835][ T63] ip6_output+0x1fc/0x780 [ 29.212948][ T63] ? __pfx_ip6_output+0x10/0x10 [ 29.213102][ T63] ? lock_acquire.part.0+0xeb/0x330 [ 29.213253][ T63] ? find_held_lock+0x2c/0x110 [ 29.213412][ T63] ? __lock_release+0x103/0x460 [ 29.213565][ T63] ? icmp6_dst_alloc+0x2c0/0x450 [ 29.213720][ T63] NF_HOOK.constprop.0+0xe2/0x680 [ 29.213871][ T63] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 29.214026][ T63] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 29.214215][ T63] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 29.214401][ T63] ? icmp6_dst_alloc+0x2c0/0x450 [ 29.214554][ T63] ? __local_bh_enable_ip+0xa6/0x120 [ 29.214707][ T63] mld_sendpack+0x62d/0xbc0 [ 29.214861][ T63] ? __pfx_mld_sendpack+0x10/0x10 [ 29.215020][ T63] ? mld_send_cr+0x3a1/0x780 [ 29.215177][ T63] mld_ifc_work+0x32/0x1f0 [ 29.215331][ T63] process_one_work+0xe3b/0x1670 [ 29.215491][ T63] ? __pfx___lock_release+0x10/0x10 [ 29.215645][ T63] ? __pfx_process_one_work+0x10/0x10 [ 29.215797][ T63] ? assign_work+0x16c/0x240 [ 29.215957][ T63] worker_thread+0x587/0xce0 [ 29.216109][ T63] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 29.216310][ T63] ? __pfx_worker_thread+0x10/0x10 [ 29.216467][ T63] ? __pfx_worker_thread+0x10/0x10 [ 29.216621][ T63] kthread+0x28a/0x350 [ 29.216742][ T63] ? __pfx_kthread+0x10/0x10 [ 29.216895][ T63] ret_from_fork+0x31/0x70 [ 29.217048][ T63] ? __pfx_kthread+0x10/0x10 [ 29.217204][ T63] ret_from_fork_asm+0x1a/0x30 [ 29.217357][ T63]