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workqueue: WQ_MEM_RECLAIM dio/loop6:dio_aio_complete_work is flushing !WQ_MEM_RECLAIM events_long:flush_mdb
WARNING: CPU: 0 PID: 6541 at kernel/workqueue.c:3721 check_flush_dependency+0x288/0x33c kernel/workqueue.c:3717
Modules linked in:
CPU: 0 UID: 0 PID: 6541 Comm: kworker/0:4 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: dio/loop6 dio_aio_complete_work
pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : check_flush_dependency+0x288/0x33c kernel/workqueue.c:3717
lr : check_flush_dependency+0x288/0x33c kernel/workqueue.c:3717
sp : ffff8000a3197730
x29: ffff8000a3197740 x28: dfff800000000000 x27: ffff700014632ef4
x26: ffff0000c1081008 x25: 0000000000000000 x24: ffff0000f22dc400
x23: dfff800000000000 x22: ffff8000812b7d20 x21: ffff80009282a000
x20: ffff0000c5d81218 x19: ffff0000c0029400 x18: 00000000ffffffff
x17: ffff800092f39000 x16: ffff80008adbe9e4 x15: 0000000000000001
x14: 1fffe0003386aae2 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60003386aae3 x10: 0000000000ff0100 x9 : ca0e9bcee17d7900
x8 : ca0e9bcee17d7900 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000a3197078 x4 : ffff80008f415ba0 x3 : ffff8000807b4b68
x2 : 0000000000000001 x1 : 0000000100000001 x0 : 0000000000000000
Call trace:
 check_flush_dependency+0x288/0x33c kernel/workqueue.c:3717 (P)
 start_flush_work kernel/workqueue.c:4171 [inline]
 __flush_work+0x220/0x8c0 kernel/workqueue.c:4208
 flush_work kernel/workqueue.c:4265 [inline]
 flush_delayed_work+0xcc/0xf8 kernel/workqueue.c:4287
 hfs_file_fsync+0xe8/0x144 fs/hfs/inode.c:680
 vfs_fsync_range+0x160/0x19c fs/sync.c:187
 generic_write_sync include/linux/fs.h:2976 [inline]
 dio_complete+0x510/0x6bc fs/direct-io.c:313
 dio_aio_complete_work+0x28/0x38 fs/direct-io.c:325
 process_one_work+0x7e8/0x156c kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847
irq event stamp: 88990
hardirqs last  enabled at (88989): [<ffff80008041e064>] flush_delayed_work+0xac/0xf8 kernel/workqueue.c:4286
hardirqs last disabled at (88990): [<ffff80008addf8f0>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (88990): [<ffff80008addf8f0>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (88926): [<ffff8000803cf71c>] softirq_handle_end kernel/softirq.c:425 [inline]
softirqs last  enabled at (88926): [<ffff8000803cf71c>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607
softirqs last disabled at (88911): [<ffff800080020efc>] __do_softirq+0x14/0x20 kernel/softirq.c:613
---[ end trace 0000000000000000 ]---