[ 118.520760][ T1647] u32 classifier [ 118.521381][ T1647] input device check on [ 118.521489][ T1647] Actions configured [ 118.562362][ T1648] Mirror/redirect action on [ 135.484936][ C0] clocksource: Watchdog remote CPU 1 read timed out [ 182.307904][ C0] [ 182.307989][ C0] ================================ [ 182.308076][ C0] WARNING: inconsistent lock state [ 182.308151][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 182.308235][ C0] -------------------------------- [ 182.308312][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 182.308408][ C0] ksoftirqd/0/14 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 182.308504][ C0] ffffffffc06387b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 182.308665][ C0] {SOFTIRQ-ON-W} state was registered at: [ 182.308743][ C0] __lock_acquire+0x378/0xc10 [ 182.308826][ C0] lock_acquire.part.0+0xbc/0x260 [ 182.308900][ C0] _raw_spin_lock+0x33/0x40 [ 182.308975][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 182.309067][ C0] tcf_action_init_1+0x428/0x6b0 [ 182.309143][ C0] tcf_action_init+0x3cf/0x890 [ 182.309217][ C0] tcf_exts_validate_ex+0x411/0x670 [ 182.309292][ C0] u32_set_parms+0x8f/0x6c0 [cls_u32] [ 182.309367][ C0] u32_change+0x159f/0x2a1c [cls_u32] [ 182.309441][ C0] tc_new_tfilter+0x875/0x21e0 [ 182.309515][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 182.309590][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 182.309666][ C0] netlink_unicast+0x486/0x750 [ 182.309745][ C0] netlink_sendmsg+0x735/0xc60 [ 182.309820][ C0] ____sys_sendmsg+0x419/0x850 [ 182.309896][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 182.309971][ C0] __sys_sendmsg+0x145/0x1f0 [ 182.310045][ C0] do_syscall_64+0x117/0x590 [ 182.310120][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 182.310213][ C0] irq event stamp: 1457286 [ 182.310289][ C0] hardirqs last enabled at (1457286): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 182.310438][ C0] hardirqs last disabled at (1457285): [] _raw_spin_lock_irqsave+0x50/0x60 [ 182.310588][ C0] softirqs last enabled at (1457044): [] handle_softirqs+0x611/0x940 [ 182.310722][ C0] softirqs last disabled at (1457047): [] run_ksoftirqd+0x39/0x60 [ 182.310853][ C0] [ 182.310853][ C0] other info that might help us debug this: [ 182.310962][ C0] Possible unsafe locking scenario: [ 182.310962][ C0] [ 182.311071][ C0] CPU0 [ 182.311126][ C0] ---- [ 182.311182][ C0] lock(mirred_list_lock); [ 182.311258][ C0] [ 182.311314][ C0] lock(mirred_list_lock); [ 182.311388][ C0] [ 182.311388][ C0] *** DEADLOCK *** [ 182.311388][ C0] [ 182.311498][ C0] 1 lock held by ksoftirqd/0/14: [ 182.311573][ C0] #0: ffffffffa218bc80 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 182.311714][ C0] [ 182.311714][ C0] stack backtrace: [ 182.311807][ C0] CPU: 0 UID: 0 PID: 14 Comm: ksoftirqd/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 182.311810][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 182.311811][ C0] Call Trace: [ 182.311813][ C0] [ 182.311814][ C0] dump_stack_lvl+0x6f/0xa0 [ 182.311819][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 182.311822][ C0] mark_lock_irq+0x4e3/0x9c0 [ 182.311824][ C0] ? kthread+0x367/0x460 [ 182.311827][ C0] ? save_trace+0x68/0x280 [ 182.311829][ C0] ? __lock_acquire+0x508/0xc10 [ 182.311831][ C0] mark_lock+0x1d7/0xa00 [ 182.311832][ C0] mark_usage+0x42/0x170 [ 182.311834][ C0] __lock_acquire+0x378/0xc10 [ 182.311835][ C0] ? rcu_is_watching+0x15/0xd0 [ 182.311838][ C0] lock_acquire.part.0+0xbc/0x260 [ 182.311839][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 182.311841][ C0] ? rcu_is_watching+0x15/0xd0 [ 182.311843][ C0] ? lock_acquire+0x134/0x160 [ 182.311844][ C0] _raw_spin_lock+0x33/0x40 [ 182.311846][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 182.311847][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 182.311849][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 182.311851][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 182.311852][ C0] rcu_do_batch+0x2b6/0x1020 [ 182.311854][ C0] ? rcu_is_watching+0x15/0xd0 [ 182.311856][ C0] ? sched_balance_softirq+0x260/0x320 [ 182.311859][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 182.311861][ C0] ? sched_balance_domains+0xcd0/0xcd0 [ 182.311863][ C0] ? rcu_is_watching+0x15/0xd0 [ 182.311864][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 182.311867][ C0] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 182.311869][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 182.311870][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 182.311872][ C0] rcu_core+0x2bf/0x640 [ 182.311874][ C0] handle_softirqs+0x1d8/0x940 [ 182.311876][ C0] ? _local_bh_enable+0xd0/0xd0 [ 182.311877][ C0] ? perf_trace_sched_switch+0x7d0/0x7d0 [ 182.311880][ C0] ? rcu_is_watching+0x15/0xd0 [ 182.311881][ C0] ? rcu_is_watching+0x15/0xd0 [ 182.311883][ C0] run_ksoftirqd+0x39/0x60 [ 182.311885][ C0] smpboot_thread_fn+0x2fb/0x9b0 [ 182.311888][ C0] ? sort_range+0x20/0x20 [ 182.311889][ C0] kthread+0x367/0x460 [ 182.311891][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 182.311892][ C0] ? kthread_affine_node+0x330/0x330 [ 182.311894][ C0] ret_from_fork+0x474/0x6b0 [ 182.311897][ C0] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 182.311899][ C0] ? __switch_to+0x5a3/0xe00 [ 182.311901][ C0] ? kthread_affine_node+0x330/0x330 [ 182.311903][ C0] ret_from_fork_asm+0x11/0x20 [ 182.311907][ C0]