[ 26.054669][ C1] BUG: spinlock bad magic on CPU#1, tc/247
[ 26.054905][ C1] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: tc/247, .owner_cpu: 1
[ 26.055187][ C1] CPU: 1 UID: 0 PID: 247 Comm: tc Not tainted 6.10.0-virtme #1
[ 26.055426][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 26.055756][ C1] Call Trace:
[ 26.055872][ C1]
[ 26.055951][ C1] dump_stack_lvl+0xb0/0xd0
[ 26.056110][ C1] do_raw_spin_unlock+0x1ac/0x220
[ 26.056265][ C1] _raw_spin_unlock+0x23/0x40
[ 26.056422][ C1] net_tx_action+0x424/0x680
[ 26.056575][ C1] handle_softirqs+0x1f9/0x5c0
[ 26.056735][ C1] ? dev_deactivate_many+0x1e2/0x8d0
[ 26.056892][ C1] do_softirq+0x4d/0xa0
[ 26.057007][ C1]
[ 26.057086][ C1]
[ 26.057155][ C1] __local_bh_enable_ip+0xf6/0x120
[ 26.057305][ C1] dev_deactivate_many+0x1e7/0x8d0
[ 26.057458][ C1] ? qdisc_create+0xdf/0xc90
[ 26.057609][ C1] ? tc_modify_qdisc+0x398/0x1490
[ 26.057756][ C1] dev_deactivate+0xc1/0x1b0
[ 26.057906][ C1] ? __pfx_dev_deactivate+0x10/0x10
[ 26.058052][ C1] ? __hrtimer_init+0x3a/0x210
[ 26.058204][ C1] qdisc_graft+0xb48/0x1110
[ 26.058358][ C1] ? trace_qdisc_create+0x118/0x190
[ 26.058507][ C1] ? qdisc_create+0x4cc/0xc90
[ 26.058658][ C1] ? __pfx_qdisc_graft+0x10/0x10
[ 26.058808][ C1] ? __pfx_qdisc_create+0x10/0x10
[ 26.058966][ C1] ? __nla_validate_parse+0x1bc/0x3d0
[ 26.059121][ C1] tc_modify_qdisc+0x95a/0x1490
[ 26.059271][ C1] ? trace_contention_end+0xeb/0x150
[ 26.059426][ C1] ? __pfx_tc_modify_qdisc+0x10/0x10
[ 26.059577][ C1] ? __mutex_lock+0x170/0xac0
[ 26.059731][ C1] ? trace_lock_acquire+0x14d/0x1f0
[ 26.059885][ C1] rtnetlink_rcv_msg+0x2fb/0xc10
[ 26.060035][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 26.060186][ C1] ? hlock_class+0x4e/0x130
[ 26.060342][ C1] ? mark_lock+0x38/0x3e0
[ 26.060453][ C1] ? __lock_acquire+0xb35/0x1560
[ 26.060599][ C1] netlink_rcv_skb+0x130/0x360
[ 26.060742][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 26.060887][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 26.061034][ C1] ? netlink_deliver_tap+0x13e/0x340
[ 26.061179][ C1] ? netlink_deliver_tap+0xc3/0x340
[ 26.061434][ C1] netlink_unicast+0x44b/0x710
[ 26.061584][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 26.061736][ C1] ? find_held_lock+0x2c/0x110
[ 26.061885][ C1] netlink_sendmsg+0x723/0xbe0
[ 26.062031][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 26.062173][ C1] ? __might_fault+0xc3/0x170
[ 26.062320][ C1] ? __import_iovec+0x35d/0x5d0
[ 26.062469][ C1] ____sys_sendmsg+0x7b2/0xa10
[ 26.062621][ C1] ? __pfx_____sys_sendmsg+0x10/0x10
[ 26.062765][ C1] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 26.062947][ C1] ___sys_sendmsg+0xee/0x170
[ 26.063092][ C1] ? __pfx____sys_sendmsg+0x10/0x10
[ 26.063240][ C1] ? kfree+0x2d/0x230
[ 26.063356][ C1] ? ___sys_recvmsg+0xe0/0x150
[ 26.063503][ C1] ? __pfx____sys_recvmsg+0x10/0x10
[ 26.063647][ C1] ? reacquire_held_locks+0x22f/0x4f0
[ 26.063792][ C1] ? do_user_addr_fault+0x8fd/0xe30
[ 26.064018][ C1] ? __fget_light+0x53/0x1e0
[ 26.064166][ C1] __sys_sendmsg+0xcd/0x170
[ 26.064311][ C1] ? __pfx___sys_sendmsg+0x10/0x10
[ 26.064456][ C1] ? __pfx___up_read+0x10/0x10
[ 26.064681][ C1] do_syscall_64+0xc1/0x1d0
[ 26.064827][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 26.065019][ C1] RIP: 0033:0x7f9ca69aa7b7
[ 26.065185][ 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
[ 26.065801][ C1] RSP: 002b:00007ffcb12a28d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 26.066113][ C1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f9ca69aa7b7
[ 26.066337][ C1] RDX: 0000000000000000 RSI: 00007ffcb12a2940 RDI: 0000000000000005
[ 26.066558][ C1] RBP: 000000000047d460 R08: 0000000000000014 R09: 0000000000000000
[ 26.066860][ C1] R10: 00007f9ca6863708 R11: 0000000000000246 R12: 00007ffcb12b2c08
[ 26.067078][ C1] R13: 0000000066ab92ed R14: 00000000004829c0 R15: 00007f9ca6c3d000
[ 26.067302][ C1]