syzbot

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WARNING: CPU: 0 PID: 8045 at fs/fuse/file.c:1989 fuse_write_file_get fs/fuse/file.c:1989 [inline]
WARNING: CPU: 0 PID: 8045 at fs/fuse/file.c:1989 fuse_write_file_get fs/fuse/file.c:1986 [inline]
WARNING: CPU: 0 PID: 8045 at fs/fuse/file.c:1989 fuse_writepages+0x497/0x5a0 fs/fuse/file.c:2368
Modules linked in:
CPU: 0 UID: 0 PID: 8045 Comm: kworker/u8:13 Not tainted 6.12.0-rc1-syzkaller-00046-g7ec462100ef9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: writeback wb_workfn (flush-0:46)
RIP: 0010:fuse_write_file_get fs/fuse/file.c:1989 [inline]
RIP: 0010:fuse_write_file_get fs/fuse/file.c:1986 [inline]
RIP: 0010:fuse_writepages+0x497/0x5a0 fs/fuse/file.c:2368
Code: 00 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 69 48 54 08 e8 39 8f 91 fe 48 8b 7c 24 08 e8 df 36 26 08 e8 2a 8f 91 fe 90 <0f> 0b 90 41 bf fb ff ff ff eb 8b e8 19 8f 91 fe 48 8b 7c 24 18 be
RSP: 0018:ffffc9000345f4a8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffffc9000345f4f8 RCX: 0000000000000000
RDX: ffff88802dd98000 RSI: ffffffff82fbf8b6 RDI: 0000000000000001
RBP: ffff88807abecaa0 R08: 0000000000000000 R09: ffffed100f57d9d7
R10: ffff88807abecebb R11: 0000000000000001 R12: ffffc9000345f840
R13: ffff88807abec880 R14: ffff888061fb4800 R15: ffff88807abecd50
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c442d97 CR3: 000000006eed8000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 do_writepages+0x1a6/0x7f0 mm/page-writeback.c:2683
 __writeback_single_inode+0x166/0xfa0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x603/0xfa0 fs/fs-writeback.c:1954
 wb_writeback+0x199/0xb50 fs/fs-writeback.c:2134
 wb_do_writeback fs/fs-writeback.c:2281 [inline]
 wb_workfn+0x294/0xbc0 fs/fs-writeback.c:2321
 process_one_work+0x9c8/0x1ba0 kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
 kthread+0x2c4/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>