linux-kernel - Re: [PATCH] fat: Avoid oops when bdi->io

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Message-Id: <20200830140143.4332B206FA@mail.kernel.org>
Date:   Sun, 30 Aug 2020 14:01:42 +0000
From:   Sasha Levin <sashal@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     stable@...r.kernel.org
Subject: Re: [PATCH] fat: Avoid oops when bdi->io_pages==0

Hi

[This is an automated email]

This commit has been processed because it contains a -stable tag.
The stable tag indicates that it's relevant for the following trees: all

The bot has tested the following trees: v5.8.5, v5.4.61, v4.19.142, v4.14.195, v4.9.234, v4.4.234.

v5.8.5: Build OK!
v5.4.61: Failed to apply! Possible dependencies:
    898310032b96 ("fat: improve the readahead for FAT entries")
    a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")

v4.19.142: Failed to apply! Possible dependencies:
    898310032b96 ("fat: improve the readahead for FAT entries")
    a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")

v4.14.195: Failed to apply! Possible dependencies:
    898310032b96 ("fat: improve the readahead for FAT entries")
    a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")
    f663b5b38fff ("fat: add FITRIM ioctl for FAT file system")

v4.9.234: Failed to apply! Possible dependencies:
    898310032b96 ("fat: improve the readahead for FAT entries")
    a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")
    f663b5b38fff ("fat: add FITRIM ioctl for FAT file system")

v4.4.234: Failed to apply! Possible dependencies:
    898310032b96 ("fat: improve the readahead for FAT entries")
    8992de4cec12 ("fat: constify fatent_operations structures")
    a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")
    f663b5b38fff ("fat: add FITRIM ioctl for FAT file system")


NOTE: The patch will not be queued to stable trees until it is upstream.

How should we proceed with this patch?

-- 
Thanks
Sasha