Re: [PATCH 4.19 00/55] 4.19.302-rc1 review

["Daniel Díaz" <daniel.diaz@linaro.org>]

Hello!

On 11/12/23 12:21 p. m., Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 4.19.302 release.
> There are 55 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 Wed, 13 Dec 2023 18:19:59 +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-4.19.302-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-4.19.y
> and the diffstat can be found below.
> 
> thanks,
> 
> greg k-h

Same problem here as with 4.14. Here's a list of failures:

## Test Regressions (compared to v4.19.301)
* arm, build
   - clang-17-axm55xx_defconfig
   - clang-17-defconfig
   - clang-17-multi_v5_defconfig-aa80e505
   - clang-17-mxs_defconfig
   - clang-17-nhk8815_defconfig
   - clang-17-u8500_defconfig
   - gcc-12-axm55xx_defconfig
   - gcc-12-bcm2835_defconfig
   - gcc-12-defconfig
   - gcc-12-lkftconfig
   - gcc-12-lkftconfig-debug
   - gcc-12-lkftconfig-debug-kmemleak
   - gcc-12-lkftconfig-kasan
   - gcc-12-lkftconfig-kselftest-kernel
   - gcc-12-lkftconfig-kunit
   - gcc-12-lkftconfig-libgpiod
   - gcc-12-lkftconfig-rcutorture
   - gcc-12-multi_v5_defconfig-aa80e505
   - gcc-12-mxs_defconfig
   - gcc-12-nhk8815_defconfig
   - gcc-12-u8500_defconfig
   - gcc-8-axm55xx_defconfig
   - gcc-8-bcm2835_defconfig
   - gcc-8-defconfig
   - gcc-8-multi_v5_defconfig-aa80e505
   - gcc-8-mxs_defconfig
   - gcc-8-nhk8815_defconfig
   - gcc-8-u8500_defconfig

* arm64, build
   - clang-17-defconfig
   - clang-17-defconfig-40bc7ee5
   - clang-17-lkftconfig
   - clang-lkftconfig
   - gcc-12-defconfig
   - gcc-12-defconfig-40bc7ee5
   - gcc-12-lkftconfig
   - gcc-12-lkftconfig-64k_page_size
   - gcc-12-lkftconfig-armv8_features
   - gcc-12-lkftconfig-debug
   - gcc-12-lkftconfig-debug-kmemleak
   - gcc-12-lkftconfig-devicetree
   - gcc-12-lkftconfig-kasan
   - gcc-12-lkftconfig-kselftest-kernel
   - gcc-12-lkftconfig-kunit
   - gcc-12-lkftconfig-libgpiod
   - gcc-12-lkftconfig-rcutorture
   - gcc-8-defconfig
   - gcc-8-defconfig-40bc7ee5


Failure:

-----8<-----
   /builds/linux/drivers/tty/serial/amba-pl011.c: In function 'pl011_dma_tx_refill':
   /builds/linux/drivers/tty/serial/amba-pl011.c:644:20: error: 'DMA_MAPPING_ERROR' undeclared (first use in this function); did you mean 'DMA_TRANS_NOERROR'?
     if (dmatx->dma == DMA_MAPPING_ERROR) {
                       ^~~~~~~~~~~~~~~~~
                       DMA_TRANS_NOERROR
   /builds/linux/drivers/tty/serial/amba-pl011.c:644:20: note: each undeclared identifier is reported only once for each function it appears in
   make[4]: *** [/builds/linux/scripts/Makefile.build:303: drivers/tty/serial/amba-pl011.o] Error 1
   make[4]: Target '__build' not remade because of errors.
----->8-----

Bisection points to the same commit:

   commit 6afe0d46b25850f794626c70aac55cc7f9b774e2
   Author: Arnd Bergmann <arnd@arndb.de>
   Date:   Wed Nov 22 18:15:03 2023 +0100

       ARM: PL011: Fix DMA support
       
       commit 58ac1b3799799069d53f5bf95c093f2fe8dd3cc5 upstream.


A revert helps the build pass.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

Greetings!

Daniel Díaz
daniel.diaz@linaro.org