This is the start of the stable review cycle for the 4.14.271 release. There are 18 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-4.14.271-rc... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.14.y and the diffstat can be found below.
thanks,
greg k-h
------------- Pseudo-Shortlog of commits:
Greg Kroah-Hartman gregkh@linuxfoundation.org Linux 4.14.271-rc1
Emmanuel Gil Peyrot linkmauve@linkmauve.fr ARM: fix build error when BPF_SYSCALL is disabled
Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: include unprivileged BPF status in Spectre V2 reporting
Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: Spectre-BHB workaround
Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: use LOADADDR() to get load address of sections
Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: early traps initialisation
Russell King (Oracle) rmk+kernel@armlinux.org.uk ARM: report Spectre v2 status through sysfs
Mark Rutland mark.rutland@arm.com arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit()
Steven Price steven.price@arm.com arm/arm64: Provide a wrapper for SMCCC 1.1 calls
Josh Poimboeuf jpoimboe@redhat.com x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT
Josh Poimboeuf jpoimboe@redhat.com x86/speculation: Warn about Spectre v2 LFENCE mitigation
Kim Phillips kim.phillips@amd.com x86/speculation: Update link to AMD speculation whitepaper
Kim Phillips kim.phillips@amd.com x86/speculation: Use generic retpoline by default on AMD
Josh Poimboeuf jpoimboe@redhat.com x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting
Peter Zijlstra peterz@infradead.org Documentation/hw-vuln: Update spectre doc
Peter Zijlstra peterz@infradead.org x86/speculation: Add eIBRS + Retpoline options
Peter Zijlstra (Intel) peterz@infradead.org x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE
Peter Zijlstra peterz@infradead.org x86,bugs: Unconditionally allow spectre_v2=retpoline,amd
Borislav Petkov bp@suse.de x86/speculation: Merge one test in spectre_v2_user_select_mitigation()
-------------
Diffstat:
Documentation/admin-guide/hw-vuln/spectre.rst | 48 ++++-- Documentation/admin-guide/kernel-parameters.txt | 8 +- Makefile | 4 +- arch/arm/include/asm/assembler.h | 10 ++ arch/arm/include/asm/spectre.h | 32 ++++ arch/arm/kernel/Makefile | 2 + arch/arm/kernel/entry-armv.S | 79 ++++++++- arch/arm/kernel/entry-common.S | 24 +++ arch/arm/kernel/spectre.c | 71 ++++++++ arch/arm/kernel/traps.c | 65 ++++++- arch/arm/kernel/vmlinux-xip.lds.S | 37 ++-- arch/arm/kernel/vmlinux.lds.S | 37 ++-- arch/arm/mm/Kconfig | 11 ++ arch/arm/mm/proc-v7-bugs.c | 198 +++++++++++++++++++--- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/cpu/bugs.c | 214 +++++++++++++++++------- drivers/firmware/psci.c | 15 ++ include/linux/arm-smccc.h | 74 ++++++++ include/linux/bpf.h | 11 ++ kernel/sysctl.c | 8 + tools/arch/x86/include/asm/cpufeatures.h | 2 +- 22 files changed, 822 insertions(+), 146 deletions(-)
Hello!
On 09/03/22 09:59, Greg Kroah-Hartman wrote:
This is the start of the stable review cycle for the 4.14.271 release. There are 18 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-4.14.271-rc... or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.14.y and the diffstat can be found below.
thanks,
greg k-h
Regressions found.
The following Arm combinations failed 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:164: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' /builds/linux/arch/arm/kernel/entry-common.S:173: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' make[2]: *** [/builds/linux/scripts/Makefile.build:430: arch/arm/kernel/entry-common.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:430: 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:430: arch/arm/mm/tlb-v7.o] Error 1 /builds/linux/arch/arm/kernel/entry-armv.S: Assembler messages: /builds/linux/arch/arm/kernel/entry-armv.S:1121: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' /builds/linux/arch/arm/kernel/entry-armv.S:1144: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' /builds/linux/arch/arm/kernel/entry-armv.S:1167: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' /builds/linux/arch/arm/kernel/entry-armv.S:1190: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' /builds/linux/arch/arm/kernel/entry-armv.S:1229: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' make[2]: *** [/builds/linux/scripts/Makefile.build:430: arch/arm/kernel/entry-armv.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:62: Error: co-processor register expected -- `mcr p15,0,r0,c7,r5,4' make[2]: *** [/builds/linux/scripts/Makefile.build:430: arch/arm/mm/proc-v7.o] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [/builds/linux/Makefile:1053: arch/arm/mm] Error 2
Greetings!
Daniel Díaz daniel.diaz@linaro.org
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Daniel Díaz -
Greg Kroah-Hartman