ntfs: (device loop8): read_ntfs_boot_sector(): Primary boot sector is invalid.
ntfs: (device loop8): read_ntfs_boot_sector(): Hot-fix: Recovering invalid primary boot sector from backup copy.
------------[ cut here ]------------
kernel BUG at fs/ntfs/aops.c:186!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9613 Comm: syz.8.1094 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:ntfs_read_block fs/ntfs/aops.c:186 [inline]
RIP: 0010:ntfs_readpage+0x2211/0x2220 fs/ntfs/aops.c:435
Code: 49 ed fe 0f 0b e8 cf 49 ed fe 48 ff cb 48 89 5c 24 08 48 8b 7c 24 08 48 c7 c6 e0 ce 3a 8a e8 56 b5 1f ff 0f 0b e8 af 49 ed fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 41 57 41 56 41 55
RSP: 0018:ffffc900040ef740 EFLAGS: 00010283
RAX: ffffffff828a8101 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90015916000 RSI: 00000000000127ad RDI: 00000000000127ae
RBP: ffffc900040ef8f0 R08: dffffc0000000000 R09: ffffed100b49384b
R10: ffffed100b49384b R11: 1ffff1100b49384a R12: ffffea00017210c0
R13: ffff88805a49c520 R14: dffffc0000000000 R15: ffff8880608bf800
FS:  00007f3bf5e486c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa80a06a6b0 CR3: 000000001ed3c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 00000000e24df2d6 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 do_read_cache_page+0x8a1/0x1030 mm/filemap.c:-1
 read_mapping_page include/linux/pagemap.h:515 [inline]
 ntfs_map_page+0x24/0x390 fs/ntfs/aops.h:75
 map_mft_record_page fs/ntfs/mft.c:73 [inline]
 map_mft_record+0x1c9/0x620 fs/ntfs/mft.c:156
 ntfs_read_locked_inode+0x1ae/0x4de0 fs/ntfs/inode.c:550
 ntfs_read_inode_mount+0xd46/0x25d0 fs/ntfs/inode.c:2098
 ntfs_fill_super+0x18af/0x2c90 fs/ntfs/super.c:2857
 mount_bdev+0x287/0x3c0 fs/super.c:1400
 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x24a/0xa40 fs/namespace.c:3025
 do_mount fs/namespace.c:3368 [inline]
 __do_sys_mount fs/namespace.c:3576 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3553
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3bf7be238a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3bf5e47e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f3bf5e47ef0 RCX: 00007f3bf7be238a
RDX: 0000200000000080 RSI: 000020000001ecc0 RDI: 00007f3bf5e47eb0
RBP: 0000200000000080 R08: 00007f3bf5e47ef0 R09: 0000000002a10000
R10: 0000000002a10000 R11: 0000000000000246 R12: 000020000001ecc0
R13: 00007f3bf5e47eb0 R14: 000000000001ec93 R15: 00002000000000c0
 </TASK>
Modules linked in:
---[ end trace 6c2ac31e0e62e423 ]---
RIP: 0010:ntfs_read_block fs/ntfs/aops.c:186 [inline]
RIP: 0010:ntfs_readpage+0x2211/0x2220 fs/ntfs/aops.c:435
Code: 49 ed fe 0f 0b e8 cf 49 ed fe 48 ff cb 48 89 5c 24 08 48 8b 7c 24 08 48 c7 c6 e0 ce 3a 8a e8 56 b5 1f ff 0f 0b e8 af 49 ed fe <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 41 57 41 56 41 55
RSP: 0018:ffffc900040ef740 EFLAGS: 00010283
RAX: ffffffff828a8101 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90015916000 RSI: 00000000000127ad RDI: 00000000000127ae
RBP: ffffc900040ef8f0 R08: dffffc0000000000 R09: ffffed100b49384b
R10: ffffed100b49384b R11: 1ffff1100b49384a R12: ffffea00017210c0
R13: ffff88805a49c520 R14: dffffc0000000000 R15: ffff8880608bf800
FS:  00007f3bf5e486c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055cc640e5040 CR3: 000000001ed3c000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400