Re: stable-rc queue/4.19 x86 and i386 builds failed

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Thu, Mar 10, 2022 at 06:20:16PM +0530, Naresh Kamboju wrote:
> stable-rc queue/4.19 x86 and i386 gcc-11 builds failed due to following
> multiple warnings and errors.
> 
> metadata:
>     git_describe: v4.19.233-22-g83c76d59eabe
>     git_repo: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc-queues
>     git_sha: 83c76d59eabe7545b86485336a9aeb0f652666be
>     git_short_log: 83c76d59eabe (\ARM: fix build warning in proc-v7-bugs.c\)
>     target_arch: x86_64
>     toolchain: gcc-11
> 
> 
> make --silent --keep-going --jobs=8
> O=/home/tuxbuild/.cache/tuxmake/builds/2/build ARCH=x86_64
> CROSS_COMPILE=x86_64-linux-gnu- 'CC=sccache x86_64-linux-gnu-gcc'
> 'HOSTCC=sccache gcc'
> arch/x86/entry/entry_64.S: Assembler messages:
> arch/x86/entry/entry_64.S:1738: Warning: no instruction mnemonic
> suffix given and no register operands; using default for `sysret'
> arch/x86/kernel/cpu/bugs.c: In function 'spectre_v2_select_mitigation':
> arch/x86/kernel/cpu/bugs.c:973:41: error: implicit declaration of
> function 'unprivileged_ebpf_enabled'
> [-Werror=implicit-function-declaration]
>   973 |         if (mode == SPECTRE_V2_EIBRS && unprivileged_ebpf_enabled())
>       |                                         ^~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: some warnings being treated as errors
> 
> 
> drivers/crypto/ccp/sp-platform.c:37:34: warning: array 'sp_of_match'
> assumed to have one element
>    37 | static const struct of_device_id sp_of_match[];
>       |                                  ^~~~~~~~~~~
> drivers/gpu/drm/i915/intel_dp.c: In function 'intel_dp_check_mst_status':
> drivers/gpu/drm/i915/intel_dp.c:4129:30: warning:
> 'drm_dp_channel_eq_ok' reading 6 bytes from a region of size 4
> [-Wstringop-overread]
>  4129 |                             !drm_dp_channel_eq_ok(&esi[10],
> intel_dp->lane_count)) {
>       |
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/gpu/drm/i915/intel_dp.c:4129:30: note: referencing argument 1
> of type 'const u8 *' {aka 'const unsigned char *'}
> In file included from drivers/gpu/drm/i915/intel_dp.c:39:
> include/drm/drm_dp_helper.h:954:6: note: in a call to function
> 'drm_dp_channel_eq_ok'
>   954 | bool drm_dp_channel_eq_ok(const u8 link_status[DP_LINK_STATUS_SIZE],
>       |      ^~~~~~~~~~~~~~~~~~~~
> make[1]: Target '_all' not remade because of errors.
> 
> 
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> 
> build link [1] & [2]
> 

Should now be fixed, thanks.

greg k-h