ntfs: (device loop0): is_boot_sector_ntfs(): Invalid end of sector marker. ------------[ cut here ]------------ kernel BUG at fs/ntfs/aops.c:207! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 7946 Comm: syz-executor199 Not tainted 4.14.281-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880b39f0380 task.stack: ffff88809cdd8000 RIP: 0010:ntfs_read_block fs/ntfs/aops.c:207 [inline] RIP: 0010:ntfs_readpage+0x14c7/0x1a70 fs/ntfs/aops.c:456 RSP: 0018:ffff88809cddf778 EFLAGS: 00010297 RAX: ffff8880b39f0380 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffea0002303440 RDI: ffff88808e282790 RBP: ffff88808e282788 R08: 0000000000000000 R09: ffff88808e282c18 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88808e282740 R14: ffff88808e282a08 R15: ffffea0002303440 FS: 0000555556947300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc51865ff8 CR3: 000000009a9dc000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_read_cache_page+0x38e/0xc10 mm/filemap.c:2713 read_mapping_page include/linux/pagemap.h:398 [inline] ntfs_map_page fs/ntfs/aops.h:89 [inline] map_mft_record_page fs/ntfs/mft.c:85 [inline] map_mft_record+0x1ca/0xbe0 fs/ntfs/mft.c:168 ntfs_read_locked_inode+0x1bf/0x51b0 fs/ntfs/inode.c:582 ntfs_read_inode_mount+0xafb/0x2060 fs/ntfs/inode.c:2125 ntfs_fill_super+0x9a6/0x7170 fs/ntfs/super.c:2871 mount_bdev+0x2b3/0x360 fs/super.c:1134 mount_fs+0x92/0x2a0 fs/super.c:1237 vfs_kern_mount.part.0+0x5b/0x470 fs/namespace.c:1046 vfs_kern_mount fs/namespace.c:1036 [inline] do_new_mount fs/namespace.c:2572 [inline] do_mount+0xe65/0x2a30 fs/namespace.c:2905 SYSC_mount fs/namespace.c:3121 [inline] SyS_mount+0xa8/0x120 fs/namespace.c:3098 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f7cde80e49a RSP: 002b:00007ffe5a1633d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffe5a163430 RCX: 00007f7cde80e49a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffe5a1633f0 RBP: 00007ffe5a1633f0 R08: 00007ffe5a163430 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000368 R13: 0000000000000003 R14: 0000000000000004 R15: 000000000000000f Code: 89 04 00 00 49 83 be 88 fd ff ff 00 0f 85 3e f5 ff ff e8 1d 5f 45 ff 49 8b 86 80 fd ff ff a8 08 0f 85 2a f5 ff ff e8 09 5f 45 ff <0f> 0b e8 02 5f 45 ff 48 8b 84 24 88 00 00 00 48 8d b8 c0 fd ff RIP: ntfs_read_block fs/ntfs/aops.c:207 [inline] RSP: ffff88809cddf778 RIP: ntfs_readpage+0x14c7/0x1a70 fs/ntfs/aops.c:456 RSP: ffff88809cddf778 ---[ end trace 458d9030a7c1bed3 ]---