linux-kernel - Re: [PATCH v4 0/9] ext4: avoid sysfs variables overflow causing BUG

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Message-ID: <171470889035.3010818.10968009452859195191.b4-ty@mit.edu>
Date: Fri,  3 May 2024 00:01:48 -0400
From: "Theodore Ts'o" <tytso@....edu>
To: linux-ext4@...r.kernel.org, Baokun Li <libaokun1@...wei.com>
Cc: "Theodore Ts'o" <tytso@....edu>, adilger.kernel@...ger.ca, jack@...e.cz,
        ritesh.list@...il.com, ojaswin@...ux.ibm.com, adobriyan@...il.com,
        linux-kernel@...r.kernel.org, yi.zhang@...wei.com,
        yangerkun@...wei.com
Subject: Re: [PATCH v4 0/9] ext4: avoid sysfs variables overflow causing BUG_ON/SOOB


On Tue, 19 Mar 2024 19:33:16 +0800, Baokun Li wrote:
> This patchset is intended to avoid variables that can be modified via sysfs
> from overflowing when stored or used and thus causing various problems.
> 
> "kvm-xfstests -c ext4/all -g auto" has been executed with no new failures.
> 
> V3->V4:
>   Patch 4: Corrects WARN_ON_ONCE added in V3.
> 
> [...]

Applied, thanks!

[1/9] ext4: avoid overflow when setting values via sysfs
      commit: 9e8e819f8f272c4e5dcd0bd6c7450e36481ed139
[2/9] ext4: refactor out ext4_generic_attr_store()
      commit: f536808adcc37a546bf9cc819c349bd55a28159b
[3/9] ext4: refactor out ext4_generic_attr_show()
      commit: 57341fe3179c7694c92dcf99e7f836cee4c800dd
[4/9] ext4: fix slab-out-of-bounds in ext4_mb_find_good_group_avg_frag_lists()
      commit: 13df4d44a3aaabe61cd01d277b6ee23ead2a5206
[5/9] ext4: add new attr pointer attr_mb_order
      commit: b7b2a5799b8fafe95fcd5455c32ba2c643c86f99
[6/9] ext4: add positive int attr pointer to avoid sysfs variables overflow
      commit: 63bfe841053f8dda09c9d059d543486d9dc16104
[7/9] ext4: set type of ac_groups_linear_remaining to __u32 to avoid overflow
      commit: 9a9f3a9842927e4af7ca10c19c94dad83bebd713
[8/9] ext4: set the type of max_zeroout to unsigned int to avoid overflow
      commit: 261341a932d9244cbcd372a3659428c8723e5a49
[9/9] ext4: clean up s_mb_rb_lock to fix build warnings with C=1
      commit: e19089dff547c9e1f09712acc3536d7b0aa9ce3d

Best regards,
-- 
Theodore Ts'o <tytso@....edu>