rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P6048/1:b..l
rcu: 	(detected by 1, t=10503 jiffies, g=17989, q=1525 ncpus=2)
task:kworker/u10:1   state:R  running task     stack:25592 pid:6048  tgid:6048  ppid:2      task_flags:0x4208160 flags:0x00080000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5325 [inline]
 __schedule+0x1190/0x5de0 kernel/sched/core.c:6929
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256
 irqentry_exit+0x36/0x90 kernel/entry/common.c:211
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:page_ext_next include/linux/page_ext.h:108 [inline]
RIP: 0010:page_ext_iter_next include/linux/page_ext.h:156 [inline]
RIP: 0010:__update_page_owner_free_handle.constprop.0+0xf4/0x4a0 mm/page_owner.c:275
Code: 48 89 04 24 83 e0 07 83 c0 03 88 44 24 27 eb 2f e8 d1 3f 8e ff 48 c7 c0 80 b8 b3 9a 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 <80> 3c 10 00 0f 85 6d 03 00 00 48 03 1d 9b a0 85 18 48 83 c5 01 e8
RSP: 0018:ffffc9000b2477b0 EFLAGS: 00000a02
RAX: 1ffffffff3567710 RBX: ffff88801c841a00 RCX: ffffffff822e19a8
RDX: dffffc0000000000 RSI: ffffffff822e17bf RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000d21 R11: 0000000000000001 R12: 000000000050030d
R13: 0000000000000008 R14: 0000000000028d21 R15: 0000000000000d21
 __reset_page_owner+0x93/0x1a0 mm/page_owner.c:312
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1394 [inline]
 __free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
 discard_slab mm/slub.c:3330 [inline]
 __put_partials+0x130/0x170 mm/slub.c:3876
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
 __kasan_kmalloc+0x8a/0xb0 mm/kasan/common.c:408
 kasan_kmalloc include/linux/kasan.h:262 [inline]
 __do_kmalloc_node mm/slub.c:5650 [inline]
 __kmalloc_node_track_caller_noprof+0x345/0x8a0 mm/slub.c:5759
 kvasprintf+0xbc/0x160 lib/kasprintf.c:25
 __kthread_create_on_node+0x186/0x3f0 kernel/kthread.c:519
 kthread_create_on_node+0xc7/0x100 kernel/kthread.c:587
 create_worker+0x416/0x7e0 kernel/workqueue.c:2802
 maybe_create_worker kernel/workqueue.c:3063 [inline]
 manage_workers kernel/workqueue.c:3140 [inline]
 worker_thread+0x9dd/0xf10 kernel/workqueue.c:3402
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>