[ 499.155108][T12418] Mirror/redirect action on [ 502.649325][T12628] tc (12628) used greatest stack depth: 23856 bytes left [ 513.999841][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1554103095 wd_nsec: 1554102413 [ 547.312730][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 3288053009 wd_nsec: 3288051864 [ 581.272978][ C0] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 19360308389 wd_nsec: 19360301609 [ 584.427707][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 584.427992][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-3): P10/1:b..l [ 584.428355][ C0] rcu: (detected by 0, t=26002 jiffies, g=235101, q=59 ncpus=4) [ 584.428574][ C0] task:kworker/0:1 state:R running task stack:29376 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 584.429132][ C0] Workqueue: 0x0 (mm_percpu_wq) [ 584.429281][ C0] Call Trace: [ 584.429402][ C0] [ 584.429480][ C0] __schedule+0xae2/0x1720 [ 584.429627][ C0] ? io_schedule_timeout+0x130/0x130 [ 584.429770][ C0] ? mark_held_locks+0x40/0x70 [ 584.429914][ C0] preempt_schedule_irq+0x51/0xa0 [ 584.430053][ C0] irqentry_exit+0xf4/0x4d0 [ 584.430205][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 584.430385][ C0] RIP: 0010:orc_find.part.0+0x17d/0x3e0 [ 584.430541][ C0] Code: 8b 0c 8d 70 59 e5 94 48 b8 00 00 00 00 00 fc ff df 48 8d 3c 95 70 59 e5 94 48 89 fe 48 c1 ee 03 0f b6 34 06 48 89 f8 83 e0 07 <83> c0 03 40 38 f0 7c 09 40 84 f6 0f 85 77 01 00 00 89 c8 8b 14 95 [ 584.431049][ C0] RSP: 0018:ffa00000000a7818 EFLAGS: 00000246 [ 584.431231][ C0] RAX: 0000000000000000 RBX: ffffffff9167c515 RCX: 0000000000034459 [ 584.431474][ C0] RDX: 00000000000107c6 RSI: 0000000000000000 RDI: ffffffff94e97888 [ 584.431695][ C0] RBP: 0000000000000001 R08: ff11000001ab8ab8 R09: ff11000001ab8ab8 [ 584.431932][ C0] R10: 00000000000107c5 R11: 000000000002af18 R12: ffa00000000a79a8 [ 584.432381][ C0] R13: ffa00000000a7950 R14: 0000000000000000 R15: ff11000001ab8040 [ 584.432602][ C0] ? kasan_quarantine_reduce+0x195/0x240 [ 584.432750][ C0] ? rcu_is_watching+0x15/0xd0 [ 584.432896][ C0] unwind_next_frame+0x248/0x1cc0 [ 584.433037][ C0] ? kasan_quarantine_reduce+0x196/0x240 [ 584.433177][ C0] ? stack_access_ok+0x1d0/0x1d0 [ 584.433319][ C0] ? __unwind_start+0x3f6/0x8c0 [ 584.433473][ C0] ? write_profile+0xf0/0xf0 [ 584.433611][ C0] arch_stack_walk+0x9b/0x100 [ 584.433759][ C0] ? kasan_quarantine_reduce+0x196/0x240 [ 584.433901][ C0] stack_trace_save+0x93/0xc0 [ 584.434040][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 584.434184][ C0] set_track_prepare+0x3f/0x70 [ 584.434325][ C0] ? kasan_quarantine_reduce+0x196/0x240 [ 584.434479][ C0] free_to_partial_list+0x1ba/0x300 [ 584.434617][ C0] ? qlist_free_all+0x42/0xe0 [ 584.434758][ C0] qlist_free_all+0x47/0xe0 [ 584.434901][ C0] kasan_quarantine_reduce+0x196/0x240 [ 584.435040][ C0] __kasan_slab_alloc+0x4b/0x70 [ 584.435181][ C0] __kmalloc_cache_node_noprof+0x23e/0x720 [ 584.435353][ C0] ? lockdep_hardirqs_on+0x84/0x130 [ 584.435502][ C0] ? create_worker+0xfe/0x6f0 [ 584.435642][ C0] create_worker+0xfe/0x6f0 [ 584.435785][ C0] ? worker_enter_idle+0x6a0/0x6a0 [ 584.435926][ C0] ? add_timer_on+0x4d0/0x4d0 [ 584.436069][ C0] ? rcu_is_watching+0x15/0xd0 [ 584.436209][ C0] worker_thread+0x741/0xd40 [ 584.436353][ C0] ? process_one_work+0x1390/0x1390 [ 584.436499][ C0] kthread+0x355/0x5b0 [ 584.436610][ C0] ? kthread_is_per_cpu+0xe0/0xe0 [ 584.436750][ C0] ? __lock_release.isra.0+0x59/0x170 [ 584.436893][ C0] ? rcu_is_watching+0x15/0xd0 [ 584.437031][ C0] ? kthread_is_per_cpu+0xe0/0xe0 [ 584.437170][ C0] ret_from_fork+0x3fb/0x510 [ 584.437312][ C0] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140 [ 584.437491][ C0] ? __switch_to+0x53c/0xd00 [ 584.437638][ C0] ? kthread_is_per_cpu+0xe0/0xe0 [ 584.437777][ C0] ret_from_fork_asm+0x11/0x20 [ 584.437927][ C0]