loop5: detected capacity change from 0 to 4096 ntfs: volume version 3.1. ------------[ cut here ]------------ kernel BUG at fs/ntfs/file.c:497! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 24823 Comm: syz-executor.5 Not tainted 5.15.107-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline] RIP: 0010:ntfs_perform_write+0x8024/0x8280 fs/ntfs/file.c:1837 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c d2 f2 ff ff 48 89 df e8 ad 02 2c ff e9 c5 f2 ff ff e8 c3 ab e2 fe 0f 0b e8 bc ab e2 fe <0f> 0b e8 b5 ab e2 fe 0f 0b e8 ae ab e2 fe 0f 0b e8 a7 ab e2 fe 0f RSP: 0018:ffffc9000315f780 EFLAGS: 00010283 RAX: ffffffff829d0ef4 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90003bb6000 RSI: 00000000000191f0 RDI: 00000000000191f1 RBP: ffffc9000315fbb8 R08: ffffffff829c9439 R09: fffff940004325f7 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0002192f80 R13: 0000000000000000 R14: ffffc9000315fd90 R15: 0000000000000000 FS: 00007fa97d32e700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbedf142800 CR3: 000000007e07d000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ntfs_file_write_iter+0x15a6/0x1fa0 fs/ntfs/file.c:1921 call_write_iter include/linux/fs.h:2103 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0xacf/0xe50 fs/read_write.c:594 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fa97edbc169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa97d32e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fa97eedbf80 RCX: 00007fa97edbc169 RDX: 00000000000ffe00 RSI: 0000000020004200 RDI: 0000000000000004 RBP: 00007fa97ee17ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffecf89ccf R14: 00007fa97d32e300 R15: 0000000000022000 Modules linked in: ---[ end trace 7629d3607b14abe1 ]--- RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline] RIP: 0010:ntfs_perform_write+0x8024/0x8280 fs/ntfs/file.c:1837 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c d2 f2 ff ff 48 89 df e8 ad 02 2c ff e9 c5 f2 ff ff e8 c3 ab e2 fe 0f 0b e8 bc ab e2 fe <0f> 0b e8 b5 ab e2 fe 0f 0b e8 ae ab e2 fe 0f 0b e8 a7 ab e2 fe 0f RSP: 0018:ffffc9000315f780 EFLAGS: 00010283 RAX: ffffffff829d0ef4 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90003bb6000 RSI: 00000000000191f0 RDI: 00000000000191f1 RBP: ffffc9000315fbb8 R08: ffffffff829c9439 R09: fffff940004325f7 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0002192f80 R13: 0000000000000000 R14: ffffc9000315fd90 R15: 0000000000000000 FS: 00007fa97d32e700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200bd000 CR3: 000000007e07d000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400