BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 8855 Comm: syz.3.326 Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 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:3855 [inline] validate_chain kernel/locking/lockdep.c:3876 [inline] __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5237 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5868 _raw_spin_lock_nested+0x50/0x6c kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested kernel/sched/core.c:636 [inline] raw_spin_rq_lock kernel/sched/sched.h:1519 [inline] rq_lock kernel/sched/sched.h:1841 [inline] __schedule+0x338/0x2864 kernel/sched/core.c:6865 preempt_schedule_common+0xe0/0x194 kernel/sched/core.c:7145 preempt_schedule+0x60/0x80 kernel/sched/core.c:7169 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x94/0x98 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] memcg_list_lru_alloc+0x548/0x6b8 mm/list_lru.c:555 __memcg_slab_post_alloc_hook+0x1c8/0x604 mm/memcontrol.c:3163 memcg_slab_post_alloc_hook mm/slub.c:2216 [inline] slab_post_alloc_hook mm/slub.c:4190 [inline] slab_alloc_node mm/slub.c:4229 [inline] kmem_cache_alloc_lru_noprof+0x304/0x3ec mm/slub.c:4248 alloc_inode+0xb4/0x19c fs/inode.c:348 new_inode+0x2c/0x130 fs/inode.c:1145 ramfs_get_inode+0x34/0x278 fs/ramfs/inode.c:60 ramfs_fill_super+0x120/0x1d0 fs/ramfs/inode.c:275 vfs_get_super fs/super.c:1325 [inline] get_tree_nodev+0xb4/0x144 fs/super.c:1344 ramfs_get_tree+0x28/0x38 fs/ramfs/inode.c:285 vfs_get_tree+0x90/0x28c fs/super.c:1815 vfs_cmd_create+0xb8/0x1e8 fs/fsopen.c:225 vfs_fsconfig_locked+0x84/0x2c8 fs/fsopen.c:-1 __do_sys_fsconfig fs/fsopen.c:467 [inline] __se_sys_fsconfig fs/fsopen.c:344 [inline] __arm64_sys_fsconfig+0x654/0x7a0 fs/fsopen.c:344 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596