Re: [f2fs-dev] [PATCH v2] f2fs: fix to avoid potential deadlock in f2fs_record_stop_reason()

[patchwork-bot+f2fs]

Hello:

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

On Tue, 22 Oct 2024 16:36:23 +0800 you wrote:
> syzbot reports deadlock issue of f2fs as below:
> 
> ======================================================
> WARNING: possible circular locking dependency detected
> 6.12.0-rc3-syzkaller-00087-gc964ced77262 #0 Not tainted
> ------------------------------------------------------
> kswapd0/79 is trying to acquire lock:
> ffff888011824088 (&sbi->sb_lock){++++}-{3:3}, at: f2fs_down_write fs/f2fs/f2fs.h:2199 [inline]
> ffff888011824088 (&sbi->sb_lock){++++}-{3:3}, at: f2fs_record_stop_reason+0x52/0x1d0 fs/f2fs/super.c:4068
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,v2] f2fs: fix to avoid potential deadlock in f2fs_record_stop_reason()
    https://git.kernel.org/jaegeuk/f2fs/c/f10a890308a7

You are awesome, thank you!
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