------------[ cut here ]------------
WARNING: fs/ext4/inode.c:3965 at ext4_dirty_folio+0xff/0x130 fs/ext4/inode.c:3965, CPU#0: syz.3.74/6213
Modules linked in:
CPU: 0 UID: 0 PID: 6213 Comm: syz.3.74 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ext4_dirty_folio+0xff/0x130 fs/ext4/inode.c:3965
Code: c1 ed 04 83 e5 01 89 ee e8 3e e4 3e ff 40 84 ed 0f 85 70 ff ff ff e8 f0 e9 3e ff 90 0f 0b 90 e9 62 ff ff ff e8 e2 e9 3e ff 90 <0f> 0b 90 eb 82 48 89 ef e8 14 cf a7 ff e9 35 ff ff ff e8 0a cf a7
RSP: 0018:ffffc9000bb679e0 EFLAGS: 00010283
RAX: 0000000000000210 RBX: ffffea0001afa6c0 RCX: ffffc9000e07e000
RDX: 0000000000080000 RSI: ffffffff827fec4e RDI: ffffea0001afa6e8
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: ffff88801e7f66b0 R12: ffff888053913e78
R13: 0000000000000001 R14: ffffc9000bb67c50 R15: ffff888057402040
FS:  00007fa7e6fd56c0(0000) GS:ffff8881248f6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000095e000 CR3: 000000007d5e7000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 folio_mark_dirty+0xd1/0x150 mm/page-writeback.c:2819
 folio_mark_dirty_lock+0x5f/0x90 mm/page-writeback.c:2841
 set_page_dirty_lock+0x65/0x140 mm/folio-compat.c:51
 fuse_copy_finish+0x306/0x4a0 fs/fuse/dev.c:860
 fuse_dev_do_read+0x1620/0x2480 fs/fuse/dev.c:1500
 fuse_dev_read+0x19c/0x250 fs/fuse/dev.c:1585
 new_sync_read fs/read_write.c:491 [inline]
 vfs_read+0x8bf/0xcf0 fs/read_write.c:572
 ksys_read+0x12a/0x250 fs/read_write.c:715
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa7e8d8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa7e6fd5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007fa7e8fe6090 RCX: 00007fa7e8d8f749
RDX: 0000000000002020 RSI: 0000200000000940 RDI: 0000000000000009
RBP: 00007fa7e8e13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa7e8fe6128 R14: 00007fa7e8fe6090 R15: 00007ffcf8bf7ea8
 </TASK>