linux-kernel - Re: stable-rc/linux-4.4.y build: 178 builds: 4 failed, 174 passed, 8 errors (v4.4.110-18-g5da3d9af3a4b)

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Date:   Mon, 8 Jan 2018 14:35:05 +0100
From:   Boris Brezillon <boris.brezillon@...e-electrons.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     "kernelci.org bot" <bot@...nelci.org>,
        Kernel Build Reports Mailman List 
        <kernel-build-reports@...ts.linaro.org>,
        Sean Nyekjær <sean.nyekjaer@...vas.dk>,
        Willy Tarreau <w@....eu>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Richard Weinberger <richard@....at>,
        linux-mtd <linux-mtd@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "# 4.4.x" <stable@...r.kernel.org>,
        gregkh <gregkh@...uxfoundation.org>
Subject: Re: stable-rc/linux-4.4.y build: 178 builds: 4 failed, 174 passed,
 8 errors (v4.4.110-18-g5da3d9af3a4b)

Hi Arnd,

On Mon, 8 Jan 2018 14:16:25 +0100
Arnd Bergmann <arnd@...db.de> wrote:

> On Mon, Jan 8, 2018 at 12:25 PM, kernelci.org bot <bot@...nelci.org> wrote:
> >
> > stable-rc/linux-4.4.y build: 178 builds: 4 failed, 174 passed, 8 errors (v4.4.110-18-g5da3d9af3a4b)
> > Full Build Summary: https://kernelci.org/build/stable-rc/branch/linux-4.4.y/kernel/v4.4.110-18-g5da3d9af3a4b/
> > Tree: stable-rc
> > Branch: linux-4.4.y
> > Git Describe: v4.4.110-18-g5da3d9af3a4b
> > Git Commit: 5da3d9af3a4b90d3c5ab19f9ad1dbb7d237edcf9
> > Git URL: http://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
> > Built: 4 unique architectures
> >
> > Build Failures Detected:
> >
> > arm: gcc version 5.3.1 20160412 (Linaro GCC 5.3-2016.05)
> > cm_x300_defconfig FAIL
> > mvebu_v7_defconfig FAIL
> > pxa3xx_defconfig FAIL
> > raumfeld_defconfig FAIL
> >
> > mvebu_v7_defconfig (arm) — FAIL, 2 errors, 0 warnings, 0 section mismatches
> >
> > Errors:
> > drivers/mtd/nand/pxa3xx_nand.c:918:2: error: duplicate case value
> > drivers/mtd/nand/pxa3xx_nand.c:915:2: error: previously used here  
> 
> Hi Greg,
> 
> Commit fee4380f368e ("mtd: nand: pxa3xx: Fix READOOB implementation") was
> apparently backported in error, it looks like it should just be
> dropped here in 4.4.y.
> 
> The commit lists 'Fixes: 43bcfd2bb24a ("mtd: nand: pxa3xx: Add driver-specific
> ECC BCH support")', that commit was merged into v4.14,

git tag --contains says commit 43bcfd2bb24a has been merged in 3.14.

> so backporting the
> fix further is probably not appropriate for 4.9 or earlier kernels either.
> 
> The duplicate case statement only happens before linux-4.6, as commit
> c2cdace755b5 ("mtd: nand: pxa3xx_nand: add support for partial chunks")'
> removed a previous 'case READOOB' statement in this driver, so the build
> regression appears only in 4.4 but not 4.9.

Crap, I didn't notice the NAND_READOOB case was handled before 4.6.
Still, the fix is needed, which means we'll have to revert this version
and create a custom one for 4.4.

Thanks for this report.

Boris