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kernel BUG at fs/f2fs/data.c:356!
Internal error: Oops - BUG: 00000000f2000800 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 2078 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Workqueue: loop1 loop_workfn
pstate: 43400005 (nZcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : f2fs_write_end_io+0xa4c/0xa70 fs/f2fs/data.c:355
lr : f2fs_write_end_io+0xa4c/0xa70 fs/f2fs/data.c:355
sp : ffff800097b47bc0
x29: ffff800097b47c20 x28: 0000000000000006 x27: ffff0000c8063c80
x26: 0000000000000000 x25: 0000000000000000 x24: 000000000000000b
x23: 0000000004387f00 x22: fffffdffc3387f00 x21: ffff0000ce1fc000
x20: ffff0000da0c4000 x19: dfff800000000000 x18: 1fffe0003378f088
x17: ffff80010c542000 x16: ffff80008b021140 x15: 0000000000000005
x14: 1ffff00012f68f7e x13: 0000000000000000 x12: 0000000000000000
x11: 000000002454a64e x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cccfdb80 x7 : ffff8000827585f0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002
x2 : 0000000000000008 x1 : 0000000000000000 x0 : 000000000000000b
Call trace:
 f2fs_write_end_io+0xa4c/0xa70 fs/f2fs/data.c:355 (P)
 bio_endio+0x858/0x894 block/bio.c:1651
 blk_update_request+0x474/0xba8 block/blk-mq.c:989
 blk_mq_end_request+0x54/0x88 block/blk-mq.c:1151
 lo_complete_rq+0x124/0x274 drivers/block/loop.c:314
 blk_complete_reqs block/blk-mq.c:1226 [inline]
 blk_done_softirq+0x11c/0x168 block/blk-mq.c:1231
 handle_softirqs+0x328/0xc88 kernel/softirq.c:579
 __do_softirq+0x14/0x20 kernel/softirq.c:613
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:68
 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:891
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:73
 invoke_softirq kernel/softirq.c:460 [inline]
 __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696
 __el1_irq arch/arm64/kernel/entry-common.c:520 [inline]
 el1_interrupt+0x40/0x60 arch/arm64/kernel/entry-common.c:532
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:537
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:592
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P)
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P)
 raise_softirq+0xa8/0xe0 kernel/softirq.c:740 (P)
 blk_mq_raise_softirq block/blk-mq.c:1288 [inline]
 blk_mq_complete_request_remote+0x618/0x88c block/blk-mq.c:1312
 blk_mq_complete_request+0x24/0xa8 block/blk-mq.c:1328
 lo_rw_aio_do_completion+0x138/0x19c drivers/block/loop.c:329
 lo_rw_aio_complete drivers/block/loop.c:337 [inline]
 lo_rw_aio+0x9f4/0xb44 drivers/block/loop.c:411
 do_req_filebacked drivers/block/loop.c:-1 [inline]
 loop_handle_cmd drivers/block/loop.c:1919 [inline]
 loop_process_work+0x7d8/0x1004 drivers/block/loop.c:1954
 loop_workfn+0x50/0x64 drivers/block/loop.c:1978
 process_one_work+0x7e8/0x155c kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
Code: 17fffde7 977f70fe d4210000 977f70fc (d4210000) 
---[ end trace 0000000000000000 ]---