loop4: detected capacity change from 0 to 4096 ------------[ cut here ]------------ kernel BUG at fs/ntfs/aops.c:186! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 9183 Comm: syz.4.1082 Not tainted 5.15.162-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ntfs_read_block fs/ntfs/aops.c:186 [inline] pc : ntfs_readpage+0x1e00/0x1e04 fs/ntfs/aops.c:435 lr : ntfs_read_block fs/ntfs/aops.c:186 [inline] lr : ntfs_readpage+0x1e00/0x1e04 fs/ntfs/aops.c:435 sp : ffff80001d517380 x29: ffff80001d517510 x28: 1fffe0001c2be42e x27: 1fffff800078e5cc x26: fffffc0003c72e60 x25: fffffc0003c72e40 x24: 1fffff800078e5cc x23: 1fffe0001c2be42a x22: ffff0000e15f2188 x21: dfff800000000000 x20: 0000000000000230 x19: ffff0000e15f2420 x18: ffff80001d517168 x17: 0000000000000002 x16: ffff8000119a6548 x15: 0000000000000005 x14: ffff0000c7698000 x13: ffff700003aa2e8c x12: 0000000000040000 x11: 000000000000d173 x10: ffff80001f8c9000 x9 : 000000000000d174 x8 : ffff80000951f01c x7 : 0000000000000000 x6 : ffff80000870ebe0 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000951da0c x2 : ffffffffffffffc0 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: ntfs_read_block fs/ntfs/aops.c:186 [inline] ntfs_readpage+0x1e00/0x1e04 fs/ntfs/aops.c:435 do_read_cache_page+0x60c/0x950 read_cache_page+0x68/0x84 mm/filemap.c:3574 read_mapping_page include/linux/pagemap.h:515 [inline] ntfs_map_page fs/ntfs/aops.h:75 [inline] map_mft_record_page fs/ntfs/mft.c:73 [inline] map_mft_record+0x19c/0x738 fs/ntfs/mft.c:156 ntfs_read_locked_inode+0x160/0x38f0 fs/ntfs/inode.c:550 ntfs_read_inode_mount+0xbc0/0x2078 fs/ntfs/inode.c:2098 ntfs_fill_super+0x154c/0x24e8 fs/ntfs/super.c:2857 mount_bdev+0x274/0x370 fs/super.c:1387 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3051 legacy_get_tree+0xd4/0x16c fs/fs_context.c:611 vfs_get_tree+0x90/0x274 fs/super.c:1517 do_new_mount+0x278/0x8fc fs/namespace.c:3005 path_mount+0x594/0x101c fs/namespace.c:3335 do_mount fs/namespace.c:3348 [inline] __do_sys_mount fs/namespace.c:3556 [inline] __se_sys_mount fs/namespace.c:3533 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3533 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Code: f9406fe0 97ca3b1e d4210000 97be9567 (d4210000) ---[ end trace 036900ab422cf87a ]---