loop2: detected capacity change from 0 to 2048
------------[ cut here ]------------
WARNING: CPU: 1 PID: 16612 at mm/filemap.c:217 filemap_unaccount_folio+0x6be/0xe40 mm/filemap.c:216
Modules linked in:
CPU: 1 PID: 16612 Comm: syz-executor.2 Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:filemap_unaccount_folio+0x6be/0xe40 mm/filemap.c:216
Code: 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 0f 85 e5 00 00 00 8b 6d 00 ff c5 e9 45 fa ff ff e8 e3 66 ca ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 41 80 3c 06 00 74 0a 48 8b
RSP: 0018:ffffc900053271f8 EFLAGS: 00010087
RAX: ffffffff81cbcb0d RBX: ffff88807727bd28 RCX: 0000000000040000
RDX: ffffc9000b3fa000 RSI: 000000000000c855 RDI: 000000000000c856
RBP: 0000000000000003 R08: ffffffff81cbca29 R09: 1ffffd4000188ff0
R10: dffffc0000000000 R11: fffff94000188ff1 R12: 1ffffd4000188ff0
R13: ffffea0000c47f80 R14: 1ffff1100ee4f7a5 R15: ffffea0000c47f88
FS:  00007f37884c46c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f37884a3d58 CR3: 000000005bfa8000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 delete_from_page_cache_batch+0x173/0xc70 mm/filemap.c:341
 truncate_inode_pages_range+0x364/0xfc0 mm/truncate.c:359
 truncate_inode_pages mm/truncate.c:439 [inline]
 truncate_pagecache mm/truncate.c:732 [inline]
 truncate_setsize+0xcf/0xf0 mm/truncate.c:757
 simple_setattr+0xbe/0x110 fs/libfs.c:886
 notify_change+0xbb4/0xe70 fs/attr.c:499
 do_truncate+0x220/0x310 fs/open.c:65
 handle_truncate fs/namei.c:3308 [inline]
 do_open fs/namei.c:3654 [inline]
 path_openat+0x2a3d/0x3280 fs/namei.c:3807
 do_filp_open+0x235/0x490 fs/namei.c:3834
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1406
 do_sys_open fs/open.c:1421 [inline]
 __do_sys_creat fs/open.c:1497 [inline]
 __se_sys_creat fs/open.c:1491 [inline]
 __x64_sys_creat+0x123/0x170 fs/open.c:1491
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f378767cee9
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:00007f37884c40c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f37877abf80 RCX: 00007f378767cee9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140
RBP: 00007f37876c949e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f37877abf80 R15: 00007ffeb8ea5d28
 </TASK>