------------[ cut here ]------------ WARNING: CPU: 1 PID: 41 at fs/fuse/file.c:1843 fuse_write_file_get fs/fuse/file.c:1843 [inline] WARNING: CPU: 1 PID: 41 at fs/fuse/file.c:1843 fuse_writepages_fill+0x15ae/0x1a20 fs/fuse/file.c:2153 Modules linked in: CPU: 1 PID: 41 Comm: kworker/u4:2 Not tainted 5.19.0-rc8-syzkaller-00105-g6e2c0490769e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 Workqueue: writeback wb_workfn (flush-0:61) RIP: 0010:fuse_write_file_get fs/fuse/file.c:1843 [inline] RIP: 0010:fuse_writepages_fill+0x15ae/0x1a20 fs/fuse/file.c:2153 Code: ff 4c 89 ef e8 93 73 fa fe e9 54 ec ff ff e8 89 73 fa fe e9 7b ec ff ff e8 ff 95 ad fe 4c 89 f7 e8 e7 ae ad 06 e8 f2 95 ad fe <0f> 0b 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 18 48 c1 ea 03 80 RSP: 0018:ffffc90000b27390 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffc90000b275f8 RCX: 0000000000000000 RDX: ffff888017343b00 RSI: ffffffff82ccd41e RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000000 R09: ffff888073f83523 R10: ffffed100e7f06a4 R11: 0000000000000001 R12: ffffc90000b27608 R13: ffff888073f83408 R14: ffff888073f83520 R15: ffff888073f82f40 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00a0bd000 CR3: 000000007c648000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_cache_pages+0x79f/0x1a50 mm/page-writeback.c:2334 fuse_writepages+0x29b/0x410 fs/fuse/file.c:2259 do_writepages+0x1ab/0x690 mm/page-writeback.c:2443 __writeback_single_inode+0x126/0x10d0 fs/fs-writeback.c:1587 writeback_sb_inodes+0x54d/0xf10 fs/fs-writeback.c:1865 __writeback_inodes_wb+0xc6/0x280 fs/fs-writeback.c:1936 wb_writeback+0x7f8/0xc30 fs/fs-writeback.c:2041 wb_check_background_flush fs/fs-writeback.c:2107 [inline] wb_do_writeback fs/fs-writeback.c:2195 [inline] wb_workfn+0x9cb/0x1230 fs/fs-writeback.c:2222 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306