BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 10197 Comm: syz.1.1243 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call trace:
 dump_backtrace+0x0/0x43c arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf8/0x160 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:3735 [inline]
 validate_chain kernel/locking/lockdep.c:3756 [inline]
 __lock_acquire+0x1b30/0x651c kernel/locking/lockdep.c:5012
 lock_acquire+0x1f4/0x620 kernel/locking/lockdep.c:5623
 local_lock_acquire+0x4c/0x19c include/linux/local_lock_internal.h:29
 lru_cache_add+0x280/0x6e4 mm/swap.c:450
 lru_cache_add_inactive_or_unevictable+0x130/0x2f0 mm/swap.c:484
 do_anonymous_page mm/memory.c:3878 [inline]
 handle_pte_fault mm/memory.c:4648 [inline]
 __handle_mm_fault mm/memory.c:4785 [inline]
 handle_mm_fault+0x22cc/0x2950 mm/memory.c:4883
 __do_page_fault arch/arm64/mm/fault.c:505 [inline]
 do_page_fault+0x694/0xad4 arch/arm64/mm/fault.c:605
 do_translation_fault+0xe0/0x130 arch/arm64/mm/fault.c:686
 do_mem_abort+0x6c/0x1ac arch/arm64/mm/fault.c:819
 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:358
 el1h_64_sync_handler+0x80/0xcc arch/arm64/kernel/entry-common.c:418
 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:522
 filldir64+0x55c/0x9e4 fs/readdir.c:-1
 dir_emit include/linux/fs.h:3713 [inline]
 minix_readdir+0x39c/0x524 fs/minix/dir.c:122
 iterate_dir+0x1f0/0x4cc fs/readdir.c:-1
 __do_sys_getdents64 fs/readdir.c:369 [inline]
 __se_sys_getdents64 fs/readdir.c:354 [inline]
 __arm64_sys_getdents64+0x11c/0x340 fs/readdir.c:354
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
attempt to access beyond end of device
loop1: rw=0, want=1026, limit=64
Buffer I/O error on dev loop1, logical block 512, async page read
attempt to access beyond end of device
loop1: rw=0, want=113154, limit=64
Buffer I/O error on dev loop1, logical block 56576, async page read