loop0: detected capacity change from 0 to 4096 ntfs: volume version 3.1. ------------[ cut here ]------------ kernel BUG at fs/ntfs/inode.c:2536! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5448 Comm: syz-executor.0 Not tainted 6.6.0-rc6-syzkaller-00029-g213f891525c2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 RIP: 0010:ntfs_truncate+0x27ff/0x2880 fs/ntfs/inode.c:2536 Code: 08 80 e1 07 80 c1 03 38 c1 0f 8c a7 f8 ff ff 48 8b 7c 24 08 e8 22 3f 1c ff e9 98 f8 ff ff e8 f8 bf c1 fe 0f 0b e8 f1 bf c1 fe <0f> 0b e8 ea bf c1 fe 0f 0b e8 e3 bf c1 fe 0f 0b e8 dc bf c1 fe 0f RSP: 0018:ffffc9000534fad8 EFLAGS: 00010293 RAX: ffffffff82cc4dbf RBX: 00000000ffffffe4 RCX: ffff88802529d940 RDX: 0000000000000000 RSI: 00000000ffffffe4 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff82cc2d73 R09: 1ffff1100cd5b742 R10: dffffc0000000000 R11: ffffed100cd5b743 R12: ffff888066adb9c0 R13: ffff888066adba10 R14: dffffc0000000000 R15: ffff88802adc8800 FS: 00007f50abf166c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffeaa5b85a8 CR3: 000000007d6fc000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ntfs_truncate_vfs fs/ntfs/inode.c:2863 [inline] ntfs_setattr+0x329/0x400 fs/ntfs/inode.c:2915 notify_change+0xb99/0xe60 fs/attr.c:499 do_truncate+0x220/0x300 fs/open.c:66 vfs_truncate+0x2e1/0x3a0 fs/open.c:112 do_sys_truncate+0xde/0x190 fs/open.c:135 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f50ab27cb29 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f50abf160c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004c RAX: ffffffffffffffda RBX: 00007f50ab39bf80 RCX: 00007f50ab27cb29 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040 RBP: 00007f50ab2c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f50ab39bf80 R15: 00007ffccf121b18 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ntfs_truncate+0x27ff/0x2880 fs/ntfs/inode.c:2536 Code: 08 80 e1 07 80 c1 03 38 c1 0f 8c a7 f8 ff ff 48 8b 7c 24 08 e8 22 3f 1c ff e9 98 f8 ff ff e8 f8 bf c1 fe 0f 0b e8 f1 bf c1 fe <0f> 0b e8 ea bf c1 fe 0f 0b e8 e3 bf c1 fe 0f 0b e8 dc bf c1 fe 0f RSP: 0018:ffffc9000534fad8 EFLAGS: 00010293 RAX: ffffffff82cc4dbf RBX: 00000000ffffffe4 RCX: ffff88802529d940 RDX: 0000000000000000 RSI: 00000000ffffffe4 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff82cc2d73 R09: 1ffff1100cd5b742 R10: dffffc0000000000 R11: ffffed100cd5b743 R12: ffff888066adb9c0 R13: ffff888066adba10 R14: dffffc0000000000 R15: ffff88802adc8800 FS: 00007f50abf166c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f40b0be7270 CR3: 000000007d6fc000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400