BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 8860 Comm: syz.3.655 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3899 [inline]
 validate_chain kernel/locking/lockdep.c:3920 [inline]
 __lock_acquire+0xed4/0x2b08 kernel/locking/lockdep.c:5288
 lock_acquire+0x13c/0x320 kernel/locking/lockdep.c:5942
 do_write_seqcount_begin_nested include/linux/seqlock.h:478 [inline]
 do_write_seqcount_begin include/linux/seqlock.h:504 [inline]
 psi_write_begin kernel/sched/psi.c:183 [inline]
 psi_task_change+0x174/0x3ac kernel/sched/psi.c:914
 psi_enqueue kernel/sched/stats.h:159 [inline]
 enqueue_task+0x24c/0x2ec kernel/sched/core.c:2199
 activate_task kernel/sched/core.c:2237 [inline]
 ttwu_do_activate+0x188/0x444 kernel/sched/core.c:3897
 ttwu_queue kernel/sched/core.c:4150 [inline]
 try_to_wake_up+0x5d8/0xfe0 kernel/sched/core.c:4488
 swake_up_locked+0x70/0x128 kernel/sched/swait.c:30
 swake_up_one+0x28/0x44 kernel/sched/swait.c:53
 rcu_gp_kthread_wake+0xc4/0x124 kernel/rcu/tree.c:1124
 rcu_report_qs_rsp+0xfc/0x160 kernel/rcu/tree.c:2355
 rcu_report_unblock_qs_rnp kernel/rcu/tree.c:2459 [inline]
 rcu_preempt_deferred_qs_irqrestore+0x6dc/0x8b0 kernel/rcu/tree_plugin.h:569
 rcu_read_unlock_special+0x338/0x4ac kernel/rcu/tree_plugin.h:796
 __rcu_read_unlock+0xa4/0x10c kernel/rcu/tree_plugin.h:436
 rcu_read_unlock include/linux/rcupdate.h:882 [inline]
 bdi_split_work_to_wbs+0x64c/0x6fc fs/fs-writeback.c:1170
 sync_inodes_sb+0x1bc/0xa1c fs/fs-writeback.c:3071
 sync_inodes_one_sb+0x58/0x70 fs/sync.c:77
 __iterate_supers+0x240/0x3a8 fs/super.c:953
 iterate_supers+0x2c/0x3c fs/super.c:969
 ksys_sync+0x9c/0x118 fs/sync.c:102
 __arm64_sys_sync+0x14/0x24 fs/sync.c:111
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x19c/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140
 el0_svc+0x60/0x1d8 arch/arm64/kernel/entry-common.c:796
 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:815
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:606