linux-kernel - Re: [PATCH 4.9 00/59] 4.9.226-rc2 review

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Date:   Tue, 2 Jun 2020 21:34:34 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        open list <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Shuah Khan <shuah@...nel.org>, patches@...nelci.org,
        Ben Hutchings <ben.hutchings@...ethink.co.uk>,
        lkft-triage@...ts.linaro.org,
        linux- stable <stable@...r.kernel.org>,
        Russell King - ARM Linux <linux@...linux.org.uk>
Subject: Re: [PATCH 4.9 00/59] 4.9.226-rc2 review

+ Russell King

On Tue, 2 Jun 2020 at 21:07, Guenter Roeck <linux@...ck-us.net> wrote:
>
> On 6/2/20 3:23 AM, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 4.9.226 release.
> > There are 59 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> >
> > Responses should be made by Thu, 04 Jun 2020 10:16:52 +0000.
> > Anything received after that time might be too late.
> >
>
> Many arm builds still fail as attached. Is it really only me seeing this problem ?
>

We have noticed this problem.

> FWIW, if we need/want to use unified assembler in v4.9.y, shouldn't all unified
> assembler patches be applied ?

This is reported on stable mailing list
https://lore.kernel.org/stable/20200601203710.GR1551@shell.armlinux.org.uk/T/#t

>
> $ git log --oneline v4.9..c001899a5d6 arch/arm | grep unified
> c001899a5d6c ARM: 8843/1: use unified assembler in headers
> a216376add73 ARM: 8841/1: use unified assembler in macros
> eb7ff9023e4f ARM: 8829/1: spinlock: use unified assembler language syntax
> 32fdb046ac43 ARM: 8828/1: uaccess: use unified assembler language syntax
> 1293c2b5d790 ARM: dts: berlin2q: add "cache-unified" to l2 node
> 75fea300d73a ARM: 8723/2: always assume the "unified" syntax for assembly code
>
> I am quite concerned especially about missing commit 75fea300d73a,
> which removes the ARM_ASM_UNIFIED configuration option. That means it is
> still present in v4.9.y, but the failing builds don't enable it. Given that,
> the build failures don't seem to be surprising.
>
> Guenter
>
> ---
> Build reference: v4.9.225-60-g6915714f12d0
> gcc version: arm-linux-gnueabi-gcc (GCC) 9.3.0
>
> Building arm:allmodconfig ... failed
> --------------
> Error log:
> arch/arm/vfp/vfphw.S: Assembler messages:
> arch/arm/vfp/vfphw.S:158: Error: bad instruction `ldclne p11,cr0,[r10],#32*4'
> arch/arm/vfp/vfphw.S:233: Error: bad instruction `stclne p11,cr0,[r0],#32*4'
> make[2]: *** [arch/arm/vfp/vfphw.o] Error 1
> make[2]: *** Waiting for unfinished jobs....
> make[1]: *** [arch/arm/vfp] Error 2
> make[1]: *** Waiting for unfinished jobs....
> make: *** [sub-make] Error 2
> --------------
>
> Building arm:s3c2410_defconfig ... failed
> --------------
> Error log:
> arch/arm/lib/changebit.S: Assembler messages:
> arch/arm/lib/changebit.S:15: Error: bad instruction `strbne r1,[ip]'
> make[2]: *** [arch/arm/lib/changebit.o] Error 1
> make[2]: *** Waiting for unfinished jobs....
> arch/arm/lib/clear_user.S: Assembler messages:
> arch/arm/lib/clear_user.S:33: Error: bad instruction `strbtal r2,[r0],#1'
> arch/arm/lib/clear_user.S:34: Error: bad instruction `strbtle r2,[r0],#1'
> arch/arm/lib/clear_user.S:35: Error: bad instruction `strbtlt r2,[r0],#1'
> arch/arm/lib/clear_user.S:39: Error: bad instruction `strtpl r2,[r0],#4'
> arch/arm/lib/clear_user.S:39: Error: bad instruction `strtpl r2,[r0],#4'
> arch/arm/lib/clear_user.S:42: Error: bad instruction `strtpl r2,[r0],#4'
> arch/arm/lib/clear_user.S:44: Error: bad instruction `strbtne r2,[r0],#1'
> arch/arm/lib/clear_user.S:44: Error: bad instruction `strbtne r2,[r0],#1'
> make[2]: *** [arch/arm/lib/clear_user.o] Error 1
> make[1]: *** [arch/arm/lib] Error 2
> make[1]: *** Waiting for unfinished jobs....
>
> Failed builds:
> arm:allmodconfig
> arm:s3c2410_defconfig
> arm:omap2plus_defconfig
> arm:imx_v6_v7_defconfig
> arm:ixp4xx_defconfig
> arm:u8500_defconfig
> arm:multi_v5_defconfig
> arm:omap1_defconfig
> arm:footbridge_defconfig
> arm:davinci_all_defconfig
> arm:mini2440_defconfig
> arm:axm55xx_defconfig
> arm:mxs_defconfig
> arm:keystone_defconfig
> arm:vexpress_defconfig
> arm:imx_v4_v5_defconfig
> arm:at91_dt_defconfig
> arm:s3c6400_defconfig
> arm:lpc32xx_defconfig
> arm:shmobile_defconfig
> arm:nhk8815_defconfig
> arm:bcm2835_defconfig
> arm:sama5_defconfig
> arm:orion5x_defconfig
> arm:exynos_defconfig
> arm:cm_x2xx_defconfig
> arm:s5pv210_defconfig
> arm:integrator_defconfig
> arm:pxa910_defconfig
> arm:clps711x_defconfig