rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P6329/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=16841, q=1692592 ncpus=2)
task:syz.0.166       state:R  running task     stack:21736 pid:6329  tgid:6329  ppid:5633   task_flags:0x40064c flags:0x00080001
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5504 [inline]
 __schedule+0x17d9/0x56c0 kernel/sched/core.c:7228
 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7552
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
 irqentry_exit+0x14f/0x8f0 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:rcu_lock_acquire include/linux/rcupdate.h:300 [inline]
RIP: 0010:rcu_read_lock include/linux/rcupdate.h:840 [inline]
RIP: 0010:class_rcu_constructor include/linux/rcupdate.h:1183 [inline]
RIP: 0010:unwind_next_frame+0xac/0x2550 arch/x86/kernel/unwind_orc.c:495
Code: 68 e8 e8 0b 35 00 4c 8d 2d 00 00 00 00 48 c7 c7 60 9a 95 8e 31 f6 31 d2 b9 02 00 00 00 45 31 c0 45 31 c9 41 55 e8 24 2d 2b 00 <48> 83 c4 08 e8 3b 18 33 0a 85 c0 74 3a e8 c2 56 34 00 84 c0 75 31
RSP: 0018:ffffc9000342edf8 EFLAGS: 00000286
RAX: 45f2ecb55dbaee00 RBX: ffffffff824b4e9a RCX: 0000000080000001
RDX: 0000000000000000 RSI: ffffffff8c292100 RDI: ffffffff8c2920c0
RBP: 1ffff92000685ddc R08: 0000000000000000 R09: 0000000000000000
R10: ffffc9000342eef8 R11: ffffffff81b11520 R12: dffffc0000000000
R13: ffffffff8176a21f R14: ffffc9000342eea8 R15: 1ffff92000685dd5
 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
 save_stack+0x122/0x230 mm/page_owner.c:165
 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320
 reset_page_owner include/linux/page_owner.h:25 [inline]
 __free_pages_prepare mm/page_alloc.c:1397 [inline]
 free_unref_folios+0xdb2/0x14d0 mm/page_alloc.c:2999
 folios_put_refs+0xa59/0xba0 mm/swap.c:1008
 folio_batch_release include/linux/folio_batch.h:101 [inline]
 shmem_undo_range+0x4e6/0x15d0 mm/shmem.c:1149
 shmem_truncate_range mm/shmem.c:1277 [inline]
 shmem_evict_inode+0x280/0xa80 mm/shmem.c:1407
 evict+0x624/0xb50 fs/inode.c:828
 dentry_kill+0x1b9/0x880 fs/dcache.c:826
 finish_dput+0x1a/0x260 fs/dcache.c:1001
 __fput+0x675/0xa50 fs/file_table.c:520
 task_work_run+0x1d9/0x270 kernel/task_work.c:233
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x73a/0x2360 kernel/exit.c:1004
 do_group_exit+0x22d/0x2f0 kernel/exit.c:1147
 get_signal+0x121b/0x12c0 kernel/signal.c:3038
 arch_do_signal_or_restart+0xbb/0x860 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:101 [inline]
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
 irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
 irqentry_exit+0x2ba/0x8f0 kernel/entry/common.c:165
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f28d8a52b27
RSP: 002b:00007f28d9a91060 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 000000000000000b RCX: 00007f28d8b9ce59
RDX: 00007f28d9a91080 RSI: 00007f28d9a911b0 RDI: 000000000000000b
RBP: 00007f28d8c32d6f R08: 0000000000000000 R09: 0000000000000058
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f28d8e16038 R14: 00007f28d8e15fa0 R15: 00007f28d8f3fa48
 </TASK>