[ 2025.439274][ T5917] Mirror/redirect action on [ 2028.681854][ C1] [ 2028.681945][ C1] ================================ [ 2028.682045][ C1] WARNING: inconsistent lock state [ 2028.682135][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 2028.682225][ C1] -------------------------------- [ 2028.682312][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 2028.682422][ C1] (udev-worker)/5899 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 2028.682535][ C1] ffffffffc086a7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 2028.682723][ C1] {SOFTIRQ-ON-W} state was registered at: [ 2028.682811][ C1] __lock_acquire+0x378/0xc10 [ 2028.682906][ C1] lock_acquire.part.0+0xbc/0x260 [ 2028.682993][ C1] _raw_spin_lock+0x33/0x40 [ 2028.683088][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 2028.683197][ C1] tcf_action_init_1+0x428/0x6b0 [ 2028.683285][ C1] tcf_action_init+0x3cf/0x890 [ 2028.683373][ C1] tcf_exts_validate_ex+0x411/0x670 [ 2028.683462][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 2028.683551][ C1] tc_new_tfilter+0x875/0x21e0 [ 2028.683644][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 2028.683733][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 2028.683823][ C1] netlink_unicast+0x486/0x750 [ 2028.683913][ C1] netlink_sendmsg+0x735/0xc60 [ 2028.684003][ C1] ____sys_sendmsg+0x419/0x850 [ 2028.684095][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 2028.684182][ C1] __sys_sendmsg+0x145/0x1f0 [ 2028.684273][ C1] do_syscall_64+0x117/0x590 [ 2028.684362][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2028.684472][ C1] irq event stamp: 111008 [ 2028.684539][ C1] hardirqs last enabled at (111008): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 2028.684715][ C1] hardirqs last disabled at (111007): [] _raw_spin_lock_irqsave+0x50/0x60 [ 2028.684892][ C1] softirqs last enabled at (110480): [] handle_softirqs+0x611/0x940 [ 2028.685054][ C1] softirqs last disabled at (110683): [] __irq_exit_rcu+0x103/0x1c0 [ 2028.685211][ C1] [ 2028.685211][ C1] other info that might help us debug this: [ 2028.685344][ C1] Possible unsafe locking scenario: [ 2028.685344][ C1] [ 2028.685476][ C1] CPU0 [ 2028.685543][ C1] ---- [ 2028.685608][ C1] lock(mirred_list_lock); [ 2028.685697][ C1] [ 2028.685764][ C1] lock(mirred_list_lock); [ 2028.685854][ C1] [ 2028.685854][ C1] *** DEADLOCK *** [ 2028.685854][ C1] [ 2028.685987][ C1] 3 locks held by (udev-worker)/5899: [ 2028.686080][ C1] #0: ff1100001ba83378 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2fc/0x970 [ 2028.686247][ C1] #1: ffffffff9078bda0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x17e/0x1ea0 [ 2028.686408][ C1] #2: ffffffff9078bc80 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 2028.686566][ C1] [ 2028.686566][ C1] stack backtrace: [ 2028.686678][ C1] CPU: 1 UID: 0 PID: 5899 Comm: (udev-worker) Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 2028.686681][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2028.686683][ C1] Call Trace: [ 2028.686684][ C1] [ 2028.686685][ C1] dump_stack_lvl+0x6f/0xa0 [ 2028.686690][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 2028.686693][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 2028.686696][ C1] mark_lock_irq+0x4e3/0x9c0 [ 2028.686698][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 2028.686699][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 2028.686701][ C1] ? save_trace+0x68/0x280 [ 2028.686703][ C1] ? arch_bpf_trampoline_size+0x100/0x1a0 [ 2028.686705][ C1] mark_lock+0x1d7/0xa00 [ 2028.686707][ C1] mark_usage+0x42/0x170 [ 2028.686708][ C1] __lock_acquire+0x378/0xc10 [ 2028.686709][ C1] ? mark_held_locks+0x40/0x70 [ 2028.686711][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 2028.686713][ C1] lock_acquire.part.0+0xbc/0x260 [ 2028.686715][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 2028.686716][ C1] ? rcu_is_watching+0x15/0xd0 [ 2028.686718][ C1] ? lock_acquire+0x134/0x160 [ 2028.686720][ C1] _raw_spin_lock+0x33/0x40 [ 2028.686721][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 2028.686723][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 2028.686725][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 2028.686726][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 2028.686728][ C1] rcu_do_batch+0x2b6/0x1020 [ 2028.686730][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 2028.686732][ C1] ? mark_held_locks+0x40/0x70 [ 2028.686734][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 2028.686735][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 2028.686737][ C1] rcu_core+0x2bf/0x640 [ 2028.686739][ C1] handle_softirqs+0x1d8/0x940 [ 2028.686740][ C1] ? find_held_lock+0x2b/0x80 [ 2028.686742][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 2028.686744][ C1] ? _local_bh_enable+0xd0/0xd0 [ 2028.686746][ C1] __irq_exit_rcu+0x103/0x1c0 [ 2028.686747][ C1] irq_exit_rcu+0xe/0x30 [ 2028.686748][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 2028.686750][ C1] [ 2028.686750][ C1] [ 2028.686751][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 2028.686753][ C1] RIP: 0010:unwind_next_frame+0x372/0x1ea0 [ 2028.686755][ C1] Code: 01 40 38 f1 7f 08 84 c9 0f 85 b0 15 00 00 41 88 45 41 41 0f b6 40 04 83 e0 0f 3c 05 0f 84 9e 0e 00 00 0f 87 25 04 00 00 3c 03 <0f> 84 f6 0d 00 00 3c 04 0f 84 62 0d 00 00 3c 01 0f 84 31 06 00 00 [ 2028.686757][ C1] RSP: 0018:ffa0000007d77698 EFLAGS: 00000202 [ 2028.686759][ C1] RAX: 0000000000000004 RBX: 1ff4000000faeedc RCX: 0000000000000000 [ 2028.686760][ C1] RDX: ffa0000007d777d9 RSI: 0000000000000001 RDI: 0000000000000001 [ 2028.686761][ C1] RBP: 0000000000000001 R08: ffffffff9160b594 R09: ffffffff9131144c [ 2028.686762][ C1] R10: ffffffff9160b598 R11: 0000000000000000 R12: ffa0000007d777f0 [ 2028.686762][ C1] R13: ffa0000007d77798 R14: ff11000013aba340 R15: ff1100000cf531c0 [ 2028.686765][ C1] ? unwind_next_frame+0x272/0x1ea0 [ 2028.686766][ C1] ? do_syscall_64+0x117/0x590 [ 2028.686768][ C1] ? stack_access_ok+0x1e0/0x1e0 [ 2028.686770][ C1] ? __unwind_start+0x432/0x910 [ 2028.686771][ C1] ? write_profile+0xf0/0xf0 [ 2028.686773][ C1] arch_stack_walk+0xd7/0x130 [ 2028.686777][ C1] ? do_syscall_64+0x117/0x590 [ 2028.686779][ C1] stack_trace_save+0x93/0xc0 [ 2028.686781][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 2028.686783][ C1] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 2028.686785][ C1] ? validate_chain+0x38b/0xc20 [ 2028.686787][ C1] ? tear_down_vmas+0x178/0x610 [ 2028.686788][ C1] kasan_save_stack+0x2f/0x50 [ 2028.686791][ C1] ? kasan_save_stack+0x2f/0x50 [ 2028.686792][ C1] ? kasan_record_aux_stack+0x9b/0xc0 [ 2028.686793][ C1] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 2028.686794][ C1] ? tear_down_vmas+0x178/0x610 [ 2028.686795][ C1] ? exit_mmap+0x486/0x970 [ 2028.686796][ C1] ? mmput+0xa9/0x450 [ 2028.686798][ C1] ? exit_mm+0x1a6/0x290 [ 2028.686800][ C1] ? do_exit+0x548/0xdc0 [ 2028.686801][ C1] ? do_group_exit+0xb8/0x370 [ 2028.686802][ C1] ? __x64_sys_exit_group+0x3c/0x50 [ 2028.686803][ C1] ? x64_sys_call+0x102c/0x1530 [ 2028.686805][ C1] ? do_syscall_64+0x117/0x590 [ 2028.686810][ C1] kasan_record_aux_stack+0x9b/0xc0 [ 2028.686812][ C1] ? flush_cpu_sheaves+0x20/0x20 [ 2028.686814][ C1] __call_rcu_common.constprop.0+0xb2/0xa10 [ 2028.686816][ C1] tear_down_vmas+0x178/0x610 [ 2028.686818][ C1] exit_mmap+0x486/0x970 [ 2028.686819][ C1] ? vm_brk_flags+0x4c0/0x4c0 [ 2028.686820][ C1] ? lock_acquire+0x134/0x160 [ 2028.686822][ C1] ? rcu_is_watching+0x15/0xd0 [ 2028.686824][ C1] ? find_held_lock+0x2b/0x80 [ 2028.686826][ C1] ? __mutex_unlock_slowpath+0x14e/0x5b0 [ 2028.686830][ C1] mmput+0xa9/0x450 [ 2028.686832][ C1] exit_mm+0x1a6/0x290 [ 2028.686833][ C1] ? unwind_deferred_task_exit+0x2c/0x80 [ 2028.686835][ C1] do_exit+0x548/0xdc0 [ 2028.686837][ C1] ? exit_notify+0x890/0x890 [ 2028.686838][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 2028.686839][ C1] ? rcu_is_watching+0x15/0xd0 [ 2028.686841][ C1] do_group_exit+0xb8/0x370 [ 2028.686842][ C1] __x64_sys_exit_group+0x3c/0x50 [ 2028.686844][ C1] x64_sys_call+0x102c/0x1530 [ 2028.686845][ C1] do_syscall_64+0x117/0x590 [ 2028.686847][ C1] ? trace_hardirqs_off+0xd/0x30 [ 2028.686850][ C1] ? exc_page_fault+0xee/0x100 [ 2028.686851][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2028.686853][ C1] RIP: 0033:0x7eff74fdb2b8 [ 2028.686855][ C1] Code: Unable to access opcode bytes at 0x7eff74fdb28e. [ 2028.686856][ C1] RSP: 002b:00007fff7dc0c988 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 2028.686857][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff74fdb2b8 [ 2028.686858][ C1] RDX: 0000000000000000 RSI: fffffffffffffe98 RDI: 0000000000000000 [ 2028.686859][ C1] RBP: 00007fff7dc0cb10 R08: 000055eaf2aa6f08 R09: 0000000000000000 [ 2028.686859][ C1] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 2028.686860][ C1] R13: 00007eff74839058 R14: 00007eff7550a72c R15: 000055eaf2aacdd0 [ 2028.686862][ C1]