------------[ cut here ]------------ workqueue: WQ_MEM_RECLAIM dio/loop2:dio_aio_complete_work is flushing !WQ_MEM_RECLAIM events_long:flush_mdb WARNING: CPU: 0 PID: 7215 at kernel/workqueue.c:2635 check_flush_dependency+0x2a6/0x340 kernel/workqueue.c:2631 Modules linked in: CPU: 0 PID: 7215 Comm: kworker/0:13 Not tainted 6.1.123-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: dio/loop2 dio_aio_complete_work RIP: 0010:check_flush_dependency+0x2a6/0x340 kernel/workqueue.c:2631 Code: 08 4c 89 e7 e8 0b 53 88 00 49 8b 14 24 49 81 c7 60 01 00 00 48 c7 c7 80 43 0b 8b 4c 89 ee 4c 89 f9 4c 8b 04 24 e8 9a d8 f8 ff <0f> 0b eb 9f 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c b1 fd ff ff 48 89 RSP: 0018:ffffc9000cf7f900 EFLAGS: 00010046 RAX: a6346f05dc844500 RBX: ffff88802978a9c0 RCX: ffff888026d09dc0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000008 R08: ffffffff8152b84e R09: ffffed10171c4f1c R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88804ab8f018 R13: ffff88802978a960 R14: dffffc0000000000 R15: ffff888017c71160 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c37529b CR3: 00000000691cd000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: start_flush_work kernel/workqueue.c:3035 [inline] __flush_work+0x2c7/0xad0 kernel/workqueue.c:3075 flush_work kernel/workqueue.c:3097 [inline] flush_delayed_work+0x14b/0x1a0 kernel/workqueue.c:3221 hfs_file_fsync+0xe9/0x140 fs/hfs/inode.c:686 generic_write_sync include/linux/fs.h:2962 [inline] dio_complete+0x66e/0x7b0 fs/direct-io.c:309 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295