ntfs: (device loop0): ntfs_read_locked_inode(): Failed with error code -5. Marking corrupt inode 0xa as bad. Run chkdsk. ntfs: (device loop0): load_and_init_upcase(): Failed to load $UpCase from the volume. Using default. ================================================================== BUG: KASAN: use-after-free in ntfs_read_locked_inode+0x4731/0x5490 fs/ntfs/inode.c:670 Read of size 8 at addr ffff8880819a46cd by task syz-executor611/6497 CPU: 1 PID: 6497 Comm: syz-executor611 Not tainted 4.19.150-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 print_address_description.cold+0x56/0x25c mm/kasan/report.c:256 kasan_report_error.cold+0x66/0xb9 mm/kasan/report.c:354 kasan_report mm/kasan/report.c:412 [inline] __asan_report_load_n_noabort+0x8b/0xa0 mm/kasan/report.c:443 ntfs_read_locked_inode+0x4731/0x5490 fs/ntfs/inode.c:670 ntfs_iget+0x12d/0x180 fs/ntfs/inode.c:190 load_and_init_attrdef fs/ntfs/super.c:1603 [inline] load_system_files fs/ntfs/super.c:1831 [inline] ntfs_fill_super+0x22b0/0x89d2 fs/ntfs/super.c:2908 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45761a Code: b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ed a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ca a3 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007ffcd49d7368 EFLAGS: 00000287 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffcd49d73c0 RCX: 000000000045761a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffcd49d7380 RBP: 0000000000000004 R08: 00007ffcd49d73c0 R09: 0000000000316777 R10: 0000000000000000 R11: 0000000000000287 R12: 0000000000000003 R13: 00007ffcd49d7380 R14: 0000000000000000 R15: 0000000020001230 The buggy address belongs to the page: page:ffffea0002066900 count:0 mapcount:0 mapping:0000000000000000 index:0x1 flags: 0xfffe0000000000() raw: 00fffe0000000000 ffffea0002066948 ffffea00020668c8 0000000000000000 raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff8880819a4580: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff8880819a4600: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff8880819a4680: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff8880819a4700: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff8880819a4780: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================