[   29.947101][  T256] ip (256) used greatest stack depth: 24160 bytes left
[   37.382412][    C1] BUG: spinlock bad magic on CPU#1, tc/302
[   37.382630][    C1]  lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: tc/302, .owner_cpu: 1
[   37.382893][    C1] CPU: 1 UID: 0 PID: 302 Comm: tc Not tainted 6.10.0-virtme #1
[   37.383117][    C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   37.383449][    C1] Call Trace:
[   37.383566][    C1]  <IRQ>
[   37.383648][    C1]  dump_stack_lvl+0xb0/0xd0
[   37.383813][    C1]  do_raw_spin_unlock+0x1ac/0x220
[   37.383966][    C1]  _raw_spin_unlock+0x23/0x40
[   37.384121][    C1]  net_tx_action+0x402/0x660
[   37.384273][    C1]  handle_softirqs+0x1f9/0x5c0
[   37.384429][    C1]  ? dev_deactivate_many+0x1e2/0x8d0
[   37.384588][    C1]  do_softirq+0x4d/0xa0
[   37.384698][    C1]  </IRQ>
[   37.384775][    C1]  <TASK>
[   37.384850][    C1]  __local_bh_enable_ip+0xf6/0x120
[   37.384995][    C1]  dev_deactivate_many+0x1e7/0x8d0
[   37.385142][    C1]  ? qdisc_create+0xdf/0xc90
[   37.385293][    C1]  ? tc_modify_qdisc+0x398/0x1490
[   37.385444][    C1]  ? netlink_rcv_skb+0x130/0x360
[   37.385599][    C1]  dev_deactivate+0xc1/0x1b0
[   37.385749][    C1]  ? __pfx_dev_deactivate+0x10/0x10
[   37.385897][    C1]  ? lockdep_init_map_type+0x2cb/0x7c0
[   37.386042][    C1]  ? __pfx_fifo_init+0x10/0x10
[   37.386190][    C1]  ? lockdep_init_map_type+0x2cb/0x7c0
[   37.386338][    C1]  qdisc_graft+0xb48/0x1110
[   37.386484][    C1]  ? trace_qdisc_create+0x118/0x190
[   37.386634][    C1]  ? qdisc_create+0x4cc/0xc90
[   37.386787][    C1]  ? __pfx_qdisc_graft+0x10/0x10
[   37.386937][    C1]  ? __pfx_qdisc_create+0x10/0x10
[   37.387081][    C1]  ? __nla_validate_parse+0x1bc/0x3d0
[   37.387227][    C1]  tc_modify_qdisc+0x95a/0x1490
[   37.387374][    C1]  ? trace_contention_end+0xeb/0x150
[   37.387522][    C1]  ? __pfx_tc_modify_qdisc+0x10/0x10
[   37.387666][    C1]  ? __mutex_lock+0x170/0xac0
[   37.387820][    C1]  ? trace_lock_acquire+0x14d/0x1f0
[   37.387972][    C1]  rtnetlink_rcv_msg+0x2fb/0xc10
[   37.388119][    C1]  ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[   37.388266][    C1]  ? hlock_class+0x4e/0x130
[   37.388410][    C1]  ? mark_lock+0x38/0x3e0
[   37.388520][    C1]  ? __lock_acquire+0xb35/0x1560
[   37.388671][    C1]  netlink_rcv_skb+0x130/0x360
[   37.388819][    C1]  ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[   37.388966][    C1]  ? __pfx_netlink_rcv_skb+0x10/0x10
[   37.389117][    C1]  ? netlink_deliver_tap+0x13e/0x340
[   37.389262][    C1]  ? netlink_deliver_tap+0xc3/0x340
[   37.389410][    C1]  netlink_unicast+0x44b/0x710
[   37.389554][    C1]  ? __pfx_netlink_unicast+0x10/0x10
[   37.389702][    C1]  netlink_sendmsg+0x723/0xbe0
[   37.389848][    C1]  ? __pfx_netlink_sendmsg+0x10/0x10
[   37.389992][    C1]  ? __import_iovec+0x35d/0x5d0
[   37.390140][    C1]  ____sys_sendmsg+0x7b2/0xa10
[   37.390294][    C1]  ? __pfx_____sys_sendmsg+0x10/0x10
[   37.390438][    C1]  ? __pfx_copy_msghdr_from_user+0x10/0x10
[   37.390624][    C1]  ___sys_sendmsg+0xee/0x170
[   37.390771][    C1]  ? __pfx____sys_sendmsg+0x10/0x10
[   37.390915][    C1]  ? kfree+0x2d/0x230
[   37.391025][    C1]  ? ___sys_recvmsg+0xe0/0x150
[   37.391167][    C1]  ? __pfx____sys_recvmsg+0x10/0x10
[   37.391315][    C1]  ? reacquire_held_locks+0x22f/0x4f0
[   37.391462][    C1]  ? do_user_addr_fault+0x8fd/0xe30
[   37.391613][    C1]  ? __fget_light+0x53/0x1e0
[   37.391760][    C1]  __sys_sendmsg+0xcd/0x170
[   37.391907][    C1]  ? __pfx___sys_sendmsg+0x10/0x10
[   37.392053][    C1]  ? __pfx___up_read+0x10/0x10
[   37.392201][    C1]  do_syscall_64+0xc1/0x1d0
[   37.392347][    C1]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   37.392533][    C1] RIP: 0033:0x7f6ee7fd47b7
[   37.392690][    C1] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[   37.393203][    C1] RSP: 002b:00007ffdc709b438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.393423][    C1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6ee7fd47b7
[   37.393644][    C1] RDX: 0000000000000000 RSI: 00007ffdc709b4a0 RDI: 0000000000000005
[   37.393864][    C1] RBP: 000000000047c620 R08: 0000000000000014 R09: 0000000000000000
[   37.394082][    C1] R10: 00007f6ee7e8d708 R11: 0000000000000246 R12: 00007ffdc70ab778
[   37.394299][    C1] R13: 0000000066ab944e R14: 00000000004829c0 R15: 00007f6ee8267000
[   37.394527][    C1]  </TASK>