BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 10137 Comm: syz.1.1372 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Call trace:
 dump_backtrace+0x1c0/0x1ec arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline]
 validate_chain kernel/locking/lockdep.c:3793 [inline]
 __lock_acquire+0x1864/0x6800 kernel/locking/lockdep.c:5049
 lock_acquire+0x20c/0x63c kernel/locking/lockdep.c:5662
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154
 rcu_note_context_switch+0x28c/0x105c kernel/rcu/tree_plugin.h:326
 __schedule+0x2a4/0x1b0c kernel/sched/core.c:6461
 preempt_schedule_irq+0x8c/0x1ac kernel/sched/core.c:6874
 arm64_preempt_schedule_irq+0x44/0x54 arch/arm64/kernel/entry-common.c:265
 __el1_irq arch/arm64/kernel/entry-common.c:474 [inline]
 el1_interrupt+0x3c/0x54 arch/arm64/kernel/entry-common.c:486
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:581
 lockdep_assert_rq_held kernel/sched/sched.h:-1 [inline]
 rq_clock_task kernel/sched/sched.h:1508 [inline]
 rcu_lock_acquire+0x0/0x44 kernel/sched/pelt.h:75
 slab_alloc_node mm/slub.c:3279 [inline]
 slab_alloc mm/slub.c:3367 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3374 [inline]
 kmem_cache_alloc_lru+0x60/0x280 mm/slub.c:3390
 alloc_inode_sb include/linux/fs.h:3245 [inline]
 alloc_inode fs/inode.c:263 [inline]
 new_inode_pseudo+0xdc/0x1cc fs/inode.c:1063
 alloc_anon_inode+0x28/0x2ac fs/libfs.c:1242
 aio_private_file fs/aio.c:264 [inline]
 aio_setup_ring+0xe0/0xbdc fs/aio.c:510
 ioctx_alloc+0x2f4/0x72c fs/aio.c:801
 __do_sys_io_setup fs/aio.c:1367 [inline]
 __se_sys_io_setup fs/aio.c:1350 [inline]
 __arm64_sys_io_setup+0x134/0x30c fs/aio.c:1350
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585