BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 1623 Comm: kworker/u8:8 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: xfs_iwalk-11057 xfs_pwork_work Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (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:3856 [inline] validate_chain kernel/locking/lockdep.c:3877 [inline] __lock_acquire+0xf50/0x3058 kernel/locking/lockdep.c:5235 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5866 fs_reclaim_acquire+0xb8/0x118 mm/page_alloc.c:4077 might_alloc include/linux/sched/mm.h:318 [inline] slab_pre_alloc_hook mm/slub.c:4098 [inline] slab_alloc_node mm/slub.c:4176 [inline] __do_kmalloc_node mm/slub.c:4326 [inline] __kmalloc_noprof+0xcc/0x4c8 mm/slub.c:4339 kmalloc_noprof include/linux/slab.h:909 [inline] xfs_iwalk_alloc+0x64/0xc0 fs/xfs/xfs_iwalk.c:155 xfs_iwalk_ag_work+0x90/0x1a8 fs/xfs/xfs_iwalk.c:613 xfs_pwork_work+0x80/0x1a4 fs/xfs/xfs_pwork.c:47 process_one_work+0x7e8/0x156c kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x958/0xed8 kernel/workqueue.c:3400 kthread+0x5fc/0x75c kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847