linux-kernel - "WARNING in ext4_destroy_inode" in Linux Kernel v6.12-rc4

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Message-ID: <CAKHoSAsxwS1J2fme+6-d84tguJGDYamVCHfcuXZbeGpTGHze0A@mail.gmail.com>
Date: Wed, 15 Jan 2025 10:34:24 +0800
From: cheung wall <zzqq0103.hey@...il.com>
To: "Theodore Ts'o" <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>
Cc: linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: "WARNING in ext4_destroy_inode" in Linux Kernel v6.12-rc4

Hello,

I am writing to report a potential vulnerability identified in the
Linux Kernel version v6.12-rc4. This vulnerability was discovered
while i was testing the kernel.

Linux Kernel Repository Git Commit:
42f7652d3eb527d03665b09edac47f85fb600924 (tag: v6.12-rc4)

Bug Location: 0010:ext4_destroy_inode+0x1d0/0x270 fs/ext4/super.c:1465

Bug report: https://pastebin.com/YKFyLm5P

Entire Log: https://pastebin.com/fE1tFAUS

Thank you for your time and attention.

Best regards

Wall