WARNING: CPU: 1 PID: 48 at fs/fuse/file.c:1843 fuse_write_file_get fs/fuse/file.c:1843 [inline] WARNING: CPU: 1 PID: 48 at fs/fuse/file.c:1843 fuse_writepages_fill+0x15ae/0x1a20 fs/fuse/file.c:2153 Modules linked in: CPU: 1 PID: 48 Comm: kworker/u17:2 Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Workqueue: writeback wb_workfn (flush-0:45) 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 33 b9 00 ff e9 54 ec ff ff e8 29 b9 00 ff e9 7b ec ff ff e8 4f 96 b4 fe 4c 89 f7 e8 37 61 b5 06 e8 42 96 b4 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:ffffc90000907390 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffc900009075f8 RCX: 0000000000000000 RDX: ffff8880154b8080 RSI: ffffffff82c574be RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000000 R09: ffff888026ee5d63 R10: ffffed1004ddcbac R11: 0000000000000006 R12: ffffc90000907608 R13: ffff888026ee5c48 R14: ffff888026ee5d60 R15: ffff888026ee5780 FS: 0000000000000000(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32d21000 CR3: 0000000071d23000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_cache_pages+0x79f/0x1a50 mm/page-writeback.c:2359 fuse_writepages+0x29b/0x410 fs/fuse/file.c:2259 do_writepages+0x1ab/0x690 mm/page-writeback.c:2468 __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