Re: [PATCH] ext4: Fix accessing uninit percpu counter variable with fast_commit

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On Thu, Apr 29, 2021 at 04:13:44PM +0530, Ritesh Harjani wrote:
> When running generic/527 with fast_commit configuration, below issue is
> seen on Power.
> With fast_commit, during ext4_fc_replay() (which can be called from
> ext4_fill_super()), if inode eviction happens then it can access an
> uninitialized percpu counter variable.
> 
> This patch adds the check b4 accessing the counters in ext4_free_inode() path.

Applied, thanks.

					- Ted



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