Hello! On Wed, 27 Nov 2019 at 14:55, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > This is the start of the stable review cycle for the 4.19.87 release. > There are 306 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, 29 Nov 2019 20:18:09 +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-4.19.87-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 We're seeing this build failure on 4.19 (and 4.14) on x86 32-bits: > In file included from /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/export.h:45:0, > from /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/linkage.h:7, > from /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/preempt.h:10, > from /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/spinlock.h:51, > from /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/arch/x86/mm/cpu_entry_area.c:3: > In function 'setup_cpu_entry_area_ptes', > inlined from 'setup_cpu_entry_areas' at /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/arch/x86/mm/cpu_entry_area.c:209:2: > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/compiler.h:348:38: error: call to '__compiletime_assert_192' declared with attribute error: BUILD_BUG_ON failed: (CPU_ENTRY_AREA_PAGES+1)*PAGE_SIZE != CPU_ENTRY_AREA_MAP_SIZE > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/compiler.h:329:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/compiler.h:348:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) > ^~~~~~~~~~~~~~~~ > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-core2-32/kernel-source/arch/x86/mm/cpu_entry_area.c:192:2: note: in expansion of macro 'BUILD_BUG_ON' > BUILD_BUG_ON((CPU_ENTRY_AREA_PAGES+1)*PAGE_SIZE != CPU_ENTRY_AREA_MAP_SIZE); > ^~~~~~~~~~~~ Bisection points to "x86/cpu_entry_area: Add guard page for entry stack on 32bit" (e50622b4a1, also present in 4.14.y as 880a98c339). Greetings! Daniel Díaz daniel.diaz@xxxxxxxxxx