loop0: detected capacity change from 0 to 4096 ntfs3: loop0: Different NTFS' sector size (2048) and media sector size (512) ntfs3: loop0: Mark volume as dirty due to NTFS errors Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 Mem abort info: ESR = 0x0000000086000006 EC = 0x21: IABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault user pgtable: 4k pages, 48-bit VAs, pgdp=000000010dd03000 [0000000000000000] pgd=080000010b565003, p4d=080000010b565003, pud=080000011893b003, pmd=0000000000000000 Internal error: Oops: 0000000086000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 5895 Comm: syz-executor.0 Not tainted 5.15.153-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : 0x0 lr : set_page_dirty+0x23c/0x544 mm/page-writeback.c:2609 sp : ffff80001df07630 x29: ffff80001df07630 x28: 0000000000000800 x27: 0000000000000010 x26: fffffc000327c7c8 x25: 1fffff800078aa99 x24: dfff800000000000 x23: 0000000000000000 x22: 05ffc0000000201d x21: ffff0000e9249338 x20: ffff800011daf1b8 x19: fffffc0003c554c0 x18: ffff80001df072c0 x17: 0000000000000002 x16: ffff80001197d2b4 x15: 000000000002ca39 x14: 1ffff0000292206a x13: dfff800000000000 x12: 0000000000040000 x11: 0000000000008b5a x10: ffff80001c9b9000 x9 : 0000000000008b5b x8 : 0000000000000000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000004 x2 : 0000000000000000 x1 : 0000000000000000 x0 : fffffc0003c554c0 Call trace: 0x0 ntfs_sparse_cluster+0x6b8/0x87c fs/ntfs3/file.c:337 ntfs_fallocate+0x638/0xc10 fs/ntfs3/file.c:706 vfs_fallocate+0x478/0x5b4 fs/open.c:308 ioctl_preallocate+0x2a0/0x34c fs/ioctl.c:294 do_vfs_ioctl+0x1d00/0x2a38 fs/ioctl.c:853 __do_sys_ioctl fs/ioctl.c:872 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:860 __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: bad PC value ---[ end trace 75b7c6f891333b08 ]---