------------[ cut here ]------------ kernel BUG at fs/ntfs/aops.c:207! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 11699 Comm: syz-executor.4 Not tainted 4.14.277-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff88805868c400 task.stack: ffff8880504d8000 RIP: 0010:ntfs_read_block fs/ntfs/aops.c:207 [inline] RIP: 0010:ntfs_readpage+0x14c7/0x1a70 fs/ntfs/aops.c:456 RSP: 0018:ffff8880504df778 EFLAGS: 00010212 RAX: 0000000000040000 RBX: dffffc0000000000 RCX: ffffc90009808000 RDX: 00000000000049eb RSI: ffffffff820fe667 RDI: ffff88804431d1d0 RBP: ffff88804431d1c8 R08: 0000000000000000 R09: ffff88804431d658 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88804431d180 R14: ffff88804431d448 R15: ffffea0001226640 FS: 00007f1ce63fc700(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 ------------[ cut here ]------------ CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel BUG at fs/ntfs/aops.c:207! CR2: 00007f1ce63fd000 CR3: 00000000b468c000 CR4: 00000000003406f0 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+0xe65/0x2a10 fs/namespace.c:2902 SYSC_mount fs/namespace.c:3118 [inline] SyS_mount+0xa8/0x120 fs/namespace.c:3095 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f1ce7a8861a RSP: 002b:00007f1ce63fbf88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f1ce7a8861a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f1ce63fbfe0 RBP: 00007f1ce63fc020 R08: 00007f1ce63fc020 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f1ce63fbfe0 R15: 000000002007dc00 Code: 89 04 00 00 49 83 be 88 fd ff ff 00 0f 85 3e f5 ff ff e8 4d 60 45 ff 49 8b 86 80 fd ff ff a8 08 0f 85 2a f5 ff ff e8 39 60 45 ff <0f> 0b e8 32 60 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: ffff8880504df778 RIP: ntfs_readpage+0x14c7/0x1a70 fs/ntfs/aops.c:456 RSP: ffff8880504df778 invalid opcode: 0000 [#2] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 11719 Comm: syz-executor.1 Tainted: G D 4.14.277-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880b295a040 task.stack: ffff88804e5d8000 RIP: 0010:ntfs_read_block fs/ntfs/aops.c:207 [inline] RIP: 0010:ntfs_readpage+0x14c7/0x1a70 fs/ntfs/aops.c:456 RSP: 0018:ffff88804e5df778 EFLAGS: 00010216 RAX: 0000000000040000 RBX: dffffc0000000000 RCX: ffffc900077f8000 RDX: 000000000000429a RSI: ffffffff820fe667 RDI: ffff88804515f0d0 RBP: ffff88804515f0c8 R08: 0000000000000000 R09: ffff88804515f558 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88804515f080 R14: ffff88804515f348 R15: ffffea0001c62a40 FS: 00007ff5e48b1700(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc5f484c000 CR3: 00000000afac9000 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+0xe65/0x2a10 fs/namespace.c:2902 SYSC_mount fs/namespace.c:3118 [inline] SyS_mount+0xa8/0x120 fs/namespace.c:3095 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7ff5e5f3d61a RSP: 002b:00007ff5e48b0f88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007ff5e5f3d61a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ff5e48b0fe0 RBP: 00007ff5e48b1020 R08: 00007ff5e48b1020 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007ff5e48b0fe0 R15: 000000002007dc00 Code: 89 04 00 00 49 83 be 88 fd ff ff 00 0f 85 3e f5 ff ff e8 4d 60 45 ff 49 8b 86 80 fd ff ff a8 08 0f 85 2a f5 ff ff e8 39 60 45 ff <0f> 0b e8 32 60 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: ffff88804e5df778 RIP: ntfs_readpage+0x14c7/0x1a70 fs/ntfs/aops.c:456 RSP: ffff88804e5df778 __ntfs_error: 1414 callbacks suppressed ntfs: (device loop2): ntfs_read_block(): Failed to read from inode 0x1, attribute type 0x80, vcn 0x0, offset 0x0 because its location on disk could not be determined even after retrying (error code -5). ---[ end trace 37991df64d024dd3 ]--- ntfs: (device loop2): ntfs_read_block(): Failed to read from inode 0x1, attribute type 0x80, vcn 0x0, offset 0x400 because its location on disk could not be determined even after retrying (error code -5).