Re: [PATCH 4.9 00/24] 4.9.306-rc1 review

[Daniel Díaz]

Hello!

On 09/03/22 09:59, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.9.306 release.
> There are 24 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 Fri, 11 Mar 2022 15:58:48 +0000.
> Anything received after that time might be too late.
>
> The whole patch series can be found in one patch at:
> 	https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.9.306-rc1.gz
> or in the git tree and branch at:
> 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.9.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h

Regressions found.

The following Arm combinations fail to build:
- arm-gcc-8-bcm2835_defconfig
- arm-gcc-8-imx_v6_v7_defconfig
- arm-gcc-8-omap2plus_defconfig
- arm-gcc-9-bcm2835_defconfig
- arm-gcc-9-imx_v6_v7_defconfig
- arm-gcc-9-omap2plus_defconfig
- arm-gcc-10-bcm2835_defconfig
- arm-gcc-10-imx_v6_v7_defconfig
- arm-gcc-10-omap2plus_defconfig
- arm-gcc-11-bcm2835_defconfig
- arm-gcc-11-imx_v6_v7_defconfig
- arm-gcc-11-omap2plus_defconfig

Messages look like this:

  /builds/linux/arch/arm/kernel/entry-common.S: Assembler messages:
  /builds/linux/arch/arm/kernel/entry-common.S:155: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/kernel/entry-common.S:164: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/kernel/entry-common.o] Error 1
  /builds/linux/arch/arm/kernel/entry-armv.S: Assembler messages:
  /builds/linux/arch/arm/kernel/entry-armv.S:1124: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/kernel/entry-armv.S:1147: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/kernel/entry-armv.S:1170: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/kernel/entry-armv.S:1193: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/kernel/entry-armv.S:1232: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/kernel/entry-armv.o] Error 1
  /builds/linux/arch/arm/mm/cache-v7.S: Assembler messages:
  /builds/linux/arch/arm/mm/cache-v7.S:63: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/mm/cache-v7.S:136: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/mm/cache-v7.S:170: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/mm/cache-v7.S:298: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/mm/cache-v7.o] Error 1
  /builds/linux/arch/arm/mm/tlb-v7.S: Assembler messages:
  /builds/linux/arch/arm/mm/tlb-v7.S:88: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/mm/tlb-v7.o] Error 1
  /builds/linux/arch/arm/mm/proc-v7-2level.S: Assembler messages:
  /builds/linux/arch/arm/mm/proc-v7-2level.S:58: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/mm/proc-v7-2level.S:60: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  /builds/linux/arch/arm/mm/proc-v7.S:61: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4'
  make[2]: *** [/builds/linux/scripts/Makefile.build:407: arch/arm/mm/proc-v7.o] Error 1
  make[2]: Target '__build' not remade because of errors.


Greetings!

Daniel Díaz
daniel.diaz@xxxxxxxxxx