loop4: detected capacity change from 0 to 4096 ntfs3: loop4: Different NTFS' sector size (4096) and media sector size (512) Unable to handle kernel paging request at virtual address dfff800000000002 KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000002] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 8003 Comm: syz-executor170 Not tainted 6.1.90-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 : ntfs_iget5+0x12c/0x2be8 fs/ntfs3/inode.c:525 lr : ntfs_iget5+0xf0/0x2be8 fs/ntfs3/inode.c:523 sp : ffff8000218f75a0 x29: ffff8000218f77e0 x28: ffff0000d565e000 x27: ffff8000125b3280 x26: dfff800000000000 x25: ffff8000218f79b0 x24: ffff70000431eee8 x23: 0000000000000002 x22: 0000000000000002 x21: ffff0000e228bd30 x20: 0000000000000010 x19: ffff8000218f7740 x18: ffff8000218f7040 x17: ffff8000188ce000 x16: ffff800008304340 x15: ffff8000183b3f80 x14: ffff0000d5b70a78 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff0000d5b70000 x8 : 0000000000000002 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008aaf42c x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: ntfs_iget5+0x12c/0x2be8 fs/ntfs3/inode.c:525 ntfs_fill_super+0x19f0/0x3458 fs/ntfs3/super.c:1009 get_tree_bdev+0x360/0x54c fs/super.c:1355 ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1359 vfs_get_tree+0x90/0x274 fs/super.c:1562 do_new_mount+0x278/0x8fc fs/namespace.c:3051 path_mount+0x590/0xe5c fs/namespace.c:3381 do_mount fs/namespace.c:3394 [inline] __do_sys_mount fs/namespace.c:3602 [inline] __se_sys_mount fs/namespace.c:3579 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3579 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: 97cb251c f9400288 91004114 d343fe88 (38fa6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 97cb251c bl 0xffffffffff2c9470 4: f9400288 ldr x8, [x20] 8: 91004114 add x20, x8, #0x10 c: d343fe88 lsr x8, x20, #3 * 10: 38fa6908 ldrsb w8, [x8, x26] <-- trapping instruction