[ 1268.905347][T22418] Mirror/redirect action on [ 1288.087925][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 3441031814 wd_nsec: 3441031899 [ 1324.448874][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1324.449281][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P22250/1:b..l [ 1324.449705][ C0] rcu: (detected by 0, t=26002 jiffies, g=751313, q=198 ncpus=4) [ 1324.450028][ C0] task:kworker/0:2 state:R running task stack:28752 pid:22250 tgid:22250 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 1324.450693][ C0] Workqueue: events_power_efficient nf_flow_offload_work_gc [nf_flow_table] [ 1324.451041][ C0] Call Trace: [ 1324.451173][ C0] [ 1324.451267][ C0] __schedule+0x88d/0x1b90 [ 1324.451459][ C0] ? io_schedule_timeout+0x130/0x130 [ 1324.451634][ C0] ? mark_held_locks+0x40/0x70 [ 1324.451832][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x170 [ 1324.452061][ C0] ? lockdep_hardirqs_on+0x84/0x130 [ 1324.452247][ C0] ? irqentry_exit+0x3b/0x80 [ 1324.452428][ C0] ? preempt_schedule_irq+0x46/0xa0 [ 1324.452599][ C0] preempt_schedule_irq+0x51/0xa0 [ 1324.452777][ C0] irqentry_exit+0x36/0x80 [ 1324.452957][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 1324.453174][ C0] RIP: 0010:debug_object_active_state+0x4/0x430 [ 1324.453409][ C0] Code: fe ff ff 48 89 c7 be 28 00 00 00 48 89 44 24 28 e8 41 c3 97 ff 48 8b 44 24 28 e9 ed fd ff ff e8 52 40 38 01 66 90 f3 0f 1e fa <48> b8 00 00 00 00 00 fc ff df 55 49 89 f8 48 89 e5 41 57 41 89 d7 [ 1324.454048][ C0] RSP: 0018:ffa0000007627b50 EFLAGS: 00000246 [ 1324.454263][ C0] RAX: 0000000000000000 RBX: ff1100001055be00 RCX: 0000000000000001 [ 1324.454553][ C0] RDX: 0000000000000000 RSI: ffffffff99cdbc00 RDI: ff1100001055be00 [ 1324.454837][ C0] RBP: ff1100001055bf08 R08: 0000000000000000 R09: 0000000000000001 [ 1324.455097][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 1324.455584][ C0] R13: 1ff4000000ec4f77 R14: ff110000111b29e8 R15: ff110000111b29e8 [ 1324.455878][ C0] kvfree_call_rcu+0x5e/0x5b0 [ 1324.456077][ C0] nf_flow_offload_work_gc+0xe0/0x1b0 [nf_flow_table] [ 1324.456322][ C0] ? nf_flow_offload_gc_step+0x4c0/0x4c0 [nf_flow_table] [ 1324.456533][ C0] ? trace_lock_acquire+0x88/0xd0 [ 1324.456726][ C0] ? trace_lock_acquire+0x88/0xd0 [ 1324.456902][ C0] ? lock_acquire+0x31/0x80 [ 1324.457100][ C0] ? process_one_work+0xd16/0x1390 [ 1324.457289][ C0] ? rcu_is_watching+0x15/0xd0 [ 1324.457459][ C0] process_one_work+0xd57/0x1390 [ 1324.457655][ C0] ? pwq_dec_nr_in_flight+0x700/0x700 [ 1324.457823][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 1324.458003][ C0] ? assign_work+0x152/0x380 [ 1324.458170][ C0] worker_thread+0x4d6/0xd40 [ 1324.458336][ C0] ? process_one_work+0x1390/0x1390 [ 1324.458523][ C0] ? __kthread_parkme+0xb3/0x200 [ 1324.458717][ C0] ? process_one_work+0x1390/0x1390 [ 1324.458899][ C0] kthread+0x355/0x5b0 [ 1324.459037][ C0] ? kthread_is_per_cpu+0xe0/0xe0 [ 1324.459226][ C0] ? __lock_release.isra.0+0x59/0x170 [ 1324.459413][ C0] ? rcu_is_watching+0x15/0xd0 [ 1324.459600][ C0] ? kthread_is_per_cpu+0xe0/0xe0 [ 1324.459791][ C0] ret_from_fork+0x1d4/0x270 [ 1324.459972][ C0] ? kthread_is_per_cpu+0xe0/0xe0 [ 1324.460136][ C0] ret_from_fork_asm+0x11/0x20 [ 1324.460336][ C0]