linux-kernel - Re: [PATCH 5.10 000/122] 5.10.245-rc1 review

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Message-Id: <e18281db-8d13-4602-b009-97b8e43a07c0@app.fastmail.com>
Date: Wed, 01 Oct 2025 12:33:26 +0200
From: "Arnd Bergmann" <arnd@...db.de>
To: "Naresh Kamboju" <naresh.kamboju@...aro.org>,
 "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>
Cc: stable@...r.kernel.org, patches@...ts.linux.dev,
 linux-kernel@...r.kernel.org,
 "Linus Torvalds" <torvalds@...ux-foundation.org>,
 "Andrew Morton" <akpm@...ux-foundation.org>,
 "Guenter Roeck" <linux@...ck-us.net>, shuah <shuah@...nel.org>,
 patches@...nelci.org, lkft-triage@...ts.linaro.org,
 "Pavel Machek" <pavel@...x.de>, "Jon Hunter" <jonathanh@...dia.com>,
 "Florian Fainelli" <f.fainelli@...il.com>,
 "Sudip Mukherjee" <sudipm.mukherjee@...il.com>, rwarsow@....de,
 "Conor Dooley" <conor@...nel.org>, hargar@...rosoft.com,
 "Mark Brown" <broonie@...nel.org>, achill@...ill.org,
 "Dan Carpenter" <dan.carpenter@...aro.org>, linux-fsdevel@...r.kernel.org,
 linux-block <linux-block@...r.kernel.org>,
 "Anders Roxell" <anders.roxell@...aro.org>,
 "Benjamin Copeland" <benjamin.copeland@...aro.org>
Subject: Re: [PATCH 5.10 000/122] 5.10.245-rc1 review

On Tue, Sep 30, 2025, at 21:27, Naresh Kamboju wrote:
> We are investigating and running bisections.
>
> ### Test log
> tst_test.c:1888: TINFO: === Testing on vfat ===
> tst_test.c:1217: TINFO: Formatting /dev/loop0 with vfat opts='' extra 
> opts=''
> mkfs.vfat: Partitions or virtual mappings on device '/dev/loop0', not
> making filesystem (use -I to override)
> tst_test.c:1217: TBROK: mkfs.vfat failed with exit code 1

The error message indicates that the loop device contains
existing data and mkfs.vfat refuses to overwrite it, which
would be part of your test environment.

Can you try adding the suggested '-I' flag to the mkfs.vfat
invocation so it overrides the warning?

    Arnd