ntfs: volume version 3.1. ntfs: (device loop0): ntfs_lookup_inode_by_name(): Corrupt directory. Aborting lookup. ntfs: (device loop0): check_windows_hibernation_status(): Failed to find inode number for hiberfil.sys. ntfs: (device loop0): load_system_files(): Failed to determine if Windows is hibernated. Will not be able to remount read-write. Run chkdsk. ================================================================== BUG: KASAN: slab-out-of-bounds in ntfs_filldir fs/ntfs/dir.c:1021 [inline] BUG: KASAN: slab-out-of-bounds in ntfs_readdir+0xed5/0x36f0 fs/ntfs/dir.c:1200 Read of size 1 at addr ffff88801cfeb0f1 by task syz-executor287/3499 CPU: 0 PID: 3499 Comm: syz-executor287 Not tainted 5.15.118-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 print_address_description+0x63/0x3b0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x16b/0x1c0 mm/kasan/report.c:451 ntfs_filldir fs/ntfs/dir.c:1021 [inline] ntfs_readdir+0xed5/0x36f0 fs/ntfs/dir.c:1200 iterate_dir+0x224/0x570 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64+0x209/0x4f0 fs/readdir.c:354 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fd976a437b9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe4eb23988 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd976a437b9 RDX: 00000000000000ab RSI: 0000000020000080 RDI: 0000000000000004 RBP: 00007fd976a03050 R08: 0000000000000000 R09: 0000000000000000 R10: 000000000001f1b8 R11: 0000000000000246 R12: 00007fd976a030e0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Allocated by task 3499: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc+0xba/0xf0 mm/kasan/common.c:513 kasan_kmalloc include/linux/kasan.h:264 [inline] __kmalloc+0x168/0x300 mm/slub.c:4407 kmalloc include/linux/slab.h:596 [inline] ntfs_readdir+0x823/0x36f0 fs/ntfs/dir.c:1162 iterate_dir+0x224/0x570 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64+0x209/0x4f0 fs/readdir.c:354 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb The buggy address belongs to the object at ffff88801cfeb080 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 49 bytes to the right of 64-byte region [ffff88801cfeb080, ffff88801cfeb0c0) The buggy address belongs to the page: page:ffffea000073fac0 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1cfeb flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 ffffea000066e140 0000000200000002 ffff888011c41640 raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 9, ts 6332496693, free_ts 0 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5421 alloc_slab_page mm/slub.c:1775 [inline] allocate_slab mm/slub.c:1912 [inline] new_slab+0xbb/0x4b0 mm/slub.c:1975 ___slab_alloc+0x6f6/0xe10 mm/slub.c:3008 __slab_alloc mm/slub.c:3095 [inline] slab_alloc_node mm/slub.c:3186 [inline] kmem_cache_alloc_node_trace+0x1ce/0x2e0 mm/slub.c:3270 kmalloc_node include/linux/slab.h:609 [inline] kzalloc_node include/linux/slab.h:732 [inline] __get_vm_area_node+0x11f/0x2f0 mm/vmalloc.c:2416 __vmalloc_node_range+0xe3/0x8c0 mm/vmalloc.c:3015 alloc_thread_stack_node kernel/fork.c:245 [inline] dup_task_struct+0x428/0xb60 kernel/fork.c:890 copy_process+0x5eb/0x3ef0 kernel/fork.c:2030 kernel_clone+0x210/0x960 kernel/fork.c:2601 kernel_thread+0x168/0x1e0 kernel/fork.c:2653 call_usermodehelper_exec_work+0x58/0x220 kernel/umh.c:174 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2307 worker_thread+0xaca/0x1280 kernel/workqueue.c:2454 kthread+0x3f6/0x4f0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 page_owner free stack trace missing Memory state around the buggy address: ffff88801cfeaf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88801cfeb000: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc >ffff88801cfeb080: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc ^ ffff88801cfeb100: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff88801cfeb180: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc ==================================================================