Re: [PATCH 5.4 000/204] 5.4.294-rc1 review

[Florian Fainelli]

On 6/2/25 06:45, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 5.4.294 release.
> There are 204 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, 04 Jun 2025 13:42:20 +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/v5.x/stable-review/patch-5.4.294-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-5.4.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h

On ARCH_BRCMSTB using 32-bit and 64-bit ARM kernels, build tested on 
BMIPS_GENERIC:

Tested-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>

There is a new warning showing up due to:

commit d2dd45288b46f39ee8ee8756d14dadd63b64b14a
Author: Jeongjun Park <aha310510@xxxxxxxxx>
Date:   Tue Apr 22 20:30:25 2025 +0900

    tracing: Fix oob write in trace_seq_to_buffer()

as seen below:

In file included from ./include/asm-generic/bug.h:19,
                 from ./arch/arm/include/asm/bug.h:60,
                 from ./include/linux/bug.h:5,
                 from ./include/linux/mmdebug.h:5,
                 from ./include/linux/mm.h:9,
                 from ./include/linux/ring_buffer.h:5,
                 from kernel/trace/trace.c:15:
kernel/trace/trace.c: In function 'tracing_splice_read_pipe':
./include/linux/kernel.h:843:43: warning: comparison of distinct pointer 
types lacks a cast
  843 |                 (!!(sizeof((typeof(x) *)1 == (typeof(y) *)1)))
      |                                           ^~
./include/linux/kernel.h:857:18: note: in expansion of macro '__typecheck'
  857 |                 (__typecheck(x, y) && __no_side_effects(x, y))
      |                  ^~~~~~~~~~~
./include/linux/kernel.h:867:31: note: in expansion of macro '__safe_cmp'
  867 |         __builtin_choose_expr(__safe_cmp(x, y), \
      |                               ^~~~~~~~~~
./include/linux/kernel.h:876:25: note: in expansion of macro '__careful_cmp'
  876 | #define min(x, y)       __careful_cmp(x, y, <)
      |                         ^~~~~~~~~~~~~
kernel/trace/trace.c:6334:43: note: in expansion of macro 'min'
 6334 | 
min((size_t)trace_seq_used(&iter->seq),
      |                                           ^~~

--
Florian