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+0x1455/0x2b00 fs/ntfs/dir.c:1200 Read of size 1 at addr ffff88802317c471 by task syz-executor415/5038 CPU: 0 PID: 5038 Comm: syz-executor415 Not tainted 6.5.0-rc5-next-20230809-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0xc4/0x620 mm/kasan/report.c:475 kasan_report+0xda/0x110 mm/kasan/report.c:588 ntfs_filldir fs/ntfs/dir.c:1021 [inline] ntfs_readdir+0x1455/0x2b00 fs/ntfs/dir.c:1200 wrap_directory_iterator+0xa5/0xe0 fs/readdir.c:67 iterate_dir+0x1e5/0x5f0 fs/readdir.c:106 __do_sys_getdents64 fs/readdir.c:405 [inline] __se_sys_getdents64 fs/readdir.c:390 [inline] __x64_sys_getdents64+0x14f/0x2e0 fs/readdir.c:390 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f8360cb3a59 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffd89db508 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8360cb3a59 RDX: 00000000000000ab RSI: 0000000020000080 RDI: 0000000000000004 RBP: 00007f8360d455f0 R08: 00005555573e54c0 R09: 00005555573e54c0 R10: 000000000001f1b8 R11: 0000000000000246 R12: 00007fffd89db530 R13: 00007fffd89db758 R14: 431bde82d7b634db R15: 00007f8360cfc03b Allocated by task 5038: kasan_save_stack+0x33/0x50 mm/kasan/common.c:45 kasan_set_track+0x25/0x30 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0xa2/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:198 [inline] __do_kmalloc_node mm/slab_common.c:1023 [inline] __kmalloc+0x60/0x100 mm/slab_common.c:1036 kmalloc include/linux/slab.h:603 [inline] ntfs_readdir+0x11a4/0x2b00 fs/ntfs/dir.c:1162 wrap_directory_iterator+0xa5/0xe0 fs/readdir.c:67 iterate_dir+0x1e5/0x5f0 fs/readdir.c:106 __do_sys_getdents64 fs/readdir.c:405 [inline] __se_sys_getdents64 fs/readdir.c:390 [inline] __x64_sys_getdents64+0x14f/0x2e0 fs/readdir.c:390 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd The buggy address belongs to the object at ffff88802317c400 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 57 bytes to the right of allocated 56-byte region [ffff88802317c400, ffff88802317c438) The buggy address belongs to the physical page: page:ffffea00008c5f00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2317c anon flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 00fff00000000200 ffff888012841640 0000000000000000 0000000000000001 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 48, tgid 48 (kworker/u4:3), ts 18733436964, free_ts 18726454427 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x2d2/0x350 mm/page_alloc.c:1567 prep_new_page mm/page_alloc.c:1574 [inline] get_page_from_freelist+0x10d7/0x31b0 mm/page_alloc.c:3253 __alloc_pages+0x1d0/0x4a0 mm/page_alloc.c:4509 alloc_pages+0x1a9/0x270 mm/mempolicy.c:2298 alloc_slab_page mm/slub.c:1870 [inline] allocate_slab+0x24e/0x380 mm/slub.c:2017 new_slab mm/slub.c:2070 [inline] ___slab_alloc+0x8bc/0x1570 mm/slub.c:3223 __slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3322 __slab_alloc_node mm/slub.c:3375 [inline] slab_alloc_node mm/slub.c:3468 [inline] __kmem_cache_alloc_node+0x137/0x350 mm/slub.c:3517 __do_kmalloc_node mm/slab_common.c:1022 [inline] __kmalloc+0x4f/0x100 mm/slab_common.c:1036 kmalloc include/linux/slab.h:603 [inline] kzalloc include/linux/slab.h:720 [inline] lsm_task_alloc security/security.c:654 [inline] security_task_alloc+0x1d4/0x270 security/security.c:2855 copy_process+0x24d7/0x7400 kernel/fork.c:2494 kernel_clone+0xfd/0x930 kernel/fork.c:2920 user_mode_thread+0xb4/0xf0 kernel/fork.c:2998 call_usermodehelper_exec_work kernel/umh.c:172 [inline] call_usermodehelper_exec_work+0xcb/0x170 kernel/umh.c:158 process_one_work+0x887/0x15d0 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x8bb/0x1290 kernel/workqueue.c:2784 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1158 [inline] free_unref_page_prepare+0x508/0xb90 mm/page_alloc.c:2380 free_unref_page+0x33/0x3b0 mm/page_alloc.c:2475 mm_free_pgd kernel/fork.c:803 [inline] __mmdrop+0xd7/0x490 kernel/fork.c:921 mmdrop include/linux/sched/mm.h:54 [inline] __mmput+0x409/0x4d0 kernel/fork.c:1367 mmput+0x62/0x70 kernel/fork.c:1378 free_bprm+0x144/0x3f0 fs/exec.c:1492 kernel_execve+0x3e7/0x4e0 fs/exec.c:2026 call_usermodehelper_exec_async+0x256/0x4c0 kernel/umh.c:110 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:145 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 Memory state around the buggy address: ffff88802317c300: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc ffff88802317c380: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc >ffff88802317c400: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc ^ ffff88802317c480: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc ffff88802317c500: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ==================================================================