Re: [f2fs-dev] [PATCH v3] f2fs: fix potential deadlock in f2fs_balance_fs()

[patchwork-bot+f2fs]

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@xxxxxxxxxx>:

On Sat,  2 May 2026 20:41:57 +0800 you wrote:
> From: Ruipeng Qi <ruipengqi3@xxxxxxxxx>
> 
> When the f2fs filesystem space is nearly exhausted, we encounter deadlock
> issues as below:
> 
> INFO: task A:1890 blocked for more than 120 seconds.
>       Tainted: G           O       6.12.41-g3fe07ddf05ab #1
> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> task:A    state:D stack:0     pid:1890  tgid:1626  ppid:1153   flags:0x00000204
> Call trace:
>  __switch_to+0xf4/0x158
>  __schedule+0x27c/0x908
>  schedule+0x3c/0x118
>  io_schedule+0x44/0x68
>  folio_wait_bit_common+0x174/0x370
>  folio_wait_bit+0x20/0x38
>  folio_wait_writeback+0x54/0xc8
>  truncate_inode_partial_folio+0x70/0x1e0
>  truncate_inode_pages_range+0x1b0/0x450
>  truncate_pagecache+0x54/0x88
>  f2fs_file_write_iter+0x3e8/0xb80
>  do_iter_readv_writev+0xf0/0x1e0
>  vfs_writev+0x138/0x2c8
>  do_writev+0x88/0x130
>  __arm64_sys_writev+0x28/0x40
>  invoke_syscall+0x50/0x120
>  el0_svc_common.constprop.0+0xc8/0xf0
>  do_el0_svc+0x24/0x38
>  el0_svc+0x30/0xf8
>  el0t_64_sync_handler+0x120/0x130
>  el0t_64_sync+0x190/0x198
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,v3] f2fs: fix potential deadlock in f2fs_balance_fs()
    https://git.kernel.org/jaegeuk/f2fs/c/65ab67d250f6

You are awesome, thank you!
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