- Lkft-triage - lists.linaro.org

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 4.19.234 release. There are 33 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 Sat, 12 Mar 2022 14:07:58 +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-4.19.234-r… 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 ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 4.19.234-rc2 Juergen Gross <jgross(a)suse.com> xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross <jgross(a)suse.com> xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross <jgross(a)suse.com> xen/pvcalls: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen/9p: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen: remove gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross <jgross(a)suse.com> xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix build warning in proc-v7-bugs.c Nathan Chancellor <nathan(a)kernel.org> ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix co-processor register typo Sami Tolvanen <samitolvanen(a)google.com> kbuild: add CONFIG_LD_IS_LLD Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Mark Rutland <mark.rutland(a)arm.com> arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit() Steven Price <steven.price(a)arm.com> arm/arm64: Provide a wrapper for SMCCC 1.1 calls Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra <peterz(a)infradead.org> x86,bugs: Unconditionally allow spectre_v2=retpoline,amd Borislav Petkov <bp(a)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.lds.h | 43 ++++- arch/arm/mm/Kconfig | 11 ++ arch/arm/mm/proc-v7-bugs.c | 201 +++++++++++++++++++--- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/cpu/bugs.c | 214 +++++++++++++++++------- drivers/block/xen-blkfront.c | 63 ++++--- drivers/firmware/psci.c | 15 ++ drivers/net/xen-netfront.c | 54 +++--- drivers/scsi/xen-scsifront.c | 3 +- drivers/xen/gntalloc.c | 25 +-- drivers/xen/grant-table.c | 71 ++++---- drivers/xen/pvcalls-front.c | 8 +- drivers/xen/xenbus/xenbus_client.c | 24 ++- include/linux/arm-smccc.h | 74 ++++++++ include/linux/bpf.h | 11 ++ include/xen/grant_table.h | 19 ++- init/Kconfig | 3 + kernel/sysctl.c | 8 + net/9p/trans_xen.c | 14 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 31 files changed, 963 insertions(+), 261 deletions(-)

3 years, 9 months

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[PATCH 5.4 00/33] 5.4.184-rc2 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 5.4.184 release. There are 33 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 Sat, 12 Mar 2022 14:07:58 +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-5.4.184-rc… 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 ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 5.4.184-rc2 Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Revert "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE" Juergen Gross <jgross(a)suse.com> xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross <jgross(a)suse.com> xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross <jgross(a)suse.com> xen/pvcalls: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen/9p: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen: remove gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross <jgross(a)suse.com> xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix build warning in proc-v7-bugs.c Nathan Chancellor <nathan(a)kernel.org> ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix co-processor register typo Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Mark Rutland <mark.rutland(a)arm.com> arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit() Steven Price <steven.price(a)arm.com> arm/arm64: Provide a wrapper for SMCCC 1.1 calls Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra <peterz(a)infradead.org> x86,bugs: Unconditionally allow spectre_v2=retpoline,amd Borislav Petkov <bp(a)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.lds.h | 43 ++++- arch/arm/mm/Kconfig | 11 ++ arch/arm/mm/proc-v7-bugs.c | 200 +++++++++++++++++++--- arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/cpu/bugs.c | 216 +++++++++++++++++------- drivers/acpi/ec.c | 10 -- drivers/acpi/sleep.c | 14 +- drivers/block/xen-blkfront.c | 63 ++++--- drivers/firmware/psci/psci.c | 15 ++ drivers/net/xen-netfront.c | 54 +++--- drivers/scsi/xen-scsifront.c | 3 +- drivers/xen/gntalloc.c | 25 +-- drivers/xen/grant-table.c | 71 ++++---- drivers/xen/pvcalls-front.c | 8 +- drivers/xen/xenbus/xenbus_client.c | 24 ++- include/linux/arm-smccc.h | 74 ++++++++ include/linux/bpf.h | 12 ++ include/xen/grant_table.h | 19 ++- kernel/sysctl.c | 8 + net/9p/trans_xen.c | 14 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 32 files changed, 970 insertions(+), 277 deletions(-)

3 years, 9 months

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[PATCH 5.16 00/53] 5.16.14-rc2 review

by Greg Kroah-Hartman

Note, I'm sending all the patches again for all of the -rc2 releases as there has been a lot of churn from what was in -rc1 to -rc2. This is the start of the stable review cycle for the 5.16.14 release. There are 53 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 Sat, 12 Mar 2022 14:07:58 +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-5.16.14-rc… or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.16.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 5.16.14-rc2 Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Revert "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE" Juergen Gross <jgross(a)suse.com> xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross <jgross(a)suse.com> xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross <jgross(a)suse.com> xen/pvcalls: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen/9p: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen: remove gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross <jgross(a)suse.com> xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix build warning in proc-v7-bugs.c Nathan Chancellor <nathan(a)kernel.org> arm64: Do not include __READ_ONCE() block in assembly files Nathan Chancellor <nathan(a)kernel.org> ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix co-processor register typo Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled James Morse <james.morse(a)arm.com> arm64: proton-pack: Include unprivileged eBPF status in Spectre v2 mitigation reporting James Morse <james.morse(a)arm.com> arm64: Use the clearbhb instruction in mitigations James Morse <james.morse(a)arm.com> KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated James Morse <james.morse(a)arm.com> arm64: Mitigate spectre style branch history side channels James Morse <james.morse(a)arm.com> arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of Spectre-v2 James Morse <james.morse(a)arm.com> arm64: Add percpu vectors for EL1 James Morse <james.morse(a)arm.com> arm64: entry: Add macro for reading symbol addresses from the trampoline James Morse <james.morse(a)arm.com> arm64: entry: Add vectors that have the bhb mitigation sequences James Morse <james.morse(a)arm.com> arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations James Morse <james.morse(a)arm.com> arm64: entry: Allow the trampoline text to occupy multiple pages James Morse <james.morse(a)arm.com> arm64: entry: Make the kpti trampoline's kpti sequence optional James Morse <james.morse(a)arm.com> arm64: entry: Move trampoline macros out of ifdef'd section James Morse <james.morse(a)arm.com> arm64: entry: Don't assume tramp_vectors is the start of the vectors James Morse <james.morse(a)arm.com> arm64: entry: Allow tramp_alias to access symbols after the 4K boundary James Morse <james.morse(a)arm.com> arm64: entry: Move the trampoline data page before the text page James Morse <james.morse(a)arm.com> arm64: entry: Free up another register on kpti's tramp_exit path James Morse <james.morse(a)arm.com> arm64: entry: Make the trampoline cleanup optional James Morse <james.morse(a)arm.com> KVM: arm64: Allow indirect vectors to be used without SPECTRE_V3A James Morse <james.morse(a)arm.com> arm64: spectre: Rename spectre_v4_patch_fw_mitigation_conduit James Morse <james.morse(a)arm.com> arm64: entry.S: Add ventry overflow sanity checks Joey Gouly <joey.gouly(a)arm.com> arm64: cpufeature: add HWCAP for FEAT_RPRES Joey Gouly <joey.gouly(a)arm.com> arm64: cpufeature: add HWCAP for FEAT_AFP Joey Gouly <joey.gouly(a)arm.com> arm64: add ID_AA64ISAR2_EL1 sys register Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE ------------- Diffstat: Documentation/admin-guide/hw-vuln/spectre.rst | 50 +-- Documentation/admin-guide/kernel-parameters.txt | 8 +- Documentation/arm64/cpu-feature-registers.rst | 17 ++ Documentation/arm64/elf_hwcaps.rst | 8 + Makefile | 4 +- arch/arm/include/asm/assembler.h | 10 + arch/arm/include/asm/spectre.h | 32 ++ arch/arm/include/asm/vmlinux.lds.h | 43 ++- 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/mm/Kconfig | 11 + arch/arm/mm/proc-v7-bugs.c | 208 ++++++++++--- arch/arm64/Kconfig | 9 + arch/arm64/include/asm/assembler.h | 53 ++++ arch/arm64/include/asm/cpu.h | 1 + arch/arm64/include/asm/cpufeature.h | 29 ++ arch/arm64/include/asm/cputype.h | 8 + arch/arm64/include/asm/fixmap.h | 6 +- arch/arm64/include/asm/hwcap.h | 2 + arch/arm64/include/asm/insn.h | 1 + arch/arm64/include/asm/kvm_host.h | 5 + arch/arm64/include/asm/rwonce.h | 4 +- arch/arm64/include/asm/sections.h | 5 + arch/arm64/include/asm/spectre.h | 4 + arch/arm64/include/asm/sysreg.h | 18 ++ arch/arm64/include/asm/vectors.h | 73 +++++ arch/arm64/include/uapi/asm/hwcap.h | 2 + arch/arm64/include/uapi/asm/kvm.h | 5 + arch/arm64/kernel/cpu_errata.c | 7 + arch/arm64/kernel/cpufeature.c | 25 ++ arch/arm64/kernel/cpuinfo.c | 3 + arch/arm64/kernel/entry.S | 214 +++++++++---- arch/arm64/kernel/image-vars.h | 4 + arch/arm64/kernel/proton-pack.c | 391 +++++++++++++++++++++++- arch/arm64/kernel/vmlinux.lds.S | 2 +- arch/arm64/kvm/arm.c | 5 +- arch/arm64/kvm/hyp/hyp-entry.S | 9 + arch/arm64/kvm/hyp/nvhe/mm.c | 4 +- arch/arm64/kvm/hyp/vhe/switch.c | 9 +- arch/arm64/kvm/hypercalls.c | 12 + arch/arm64/kvm/psci.c | 18 +- arch/arm64/kvm/sys_regs.c | 2 +- arch/arm64/mm/mmu.c | 12 +- arch/arm64/tools/cpucaps | 1 + arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/alternative.c | 8 +- arch/x86/kernel/cpu/bugs.c | 204 ++++++++++--- arch/x86/lib/retpoline.S | 2 +- arch/x86/net/bpf_jit_comp.c | 2 +- drivers/acpi/ec.c | 10 - drivers/acpi/sleep.c | 14 +- drivers/block/xen-blkfront.c | 63 ++-- drivers/net/xen-netfront.c | 54 ++-- drivers/scsi/xen-scsifront.c | 3 +- drivers/xen/gntalloc.c | 25 +- drivers/xen/grant-table.c | 71 +++-- drivers/xen/pvcalls-front.c | 8 +- drivers/xen/xenbus/xenbus_client.c | 24 +- include/linux/arm-smccc.h | 5 + include/linux/bpf.h | 12 + include/xen/grant_table.h | 19 +- kernel/sysctl.c | 7 + net/9p/trans_xen.c | 14 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 68 files changed, 1782 insertions(+), 358 deletions(-)

3 years, 9 months

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[PATCH 5.15 00/58] 5.15.28-rc2 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 5.15.28 release. There are 58 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 Sat, 12 Mar 2022 14:07:58 +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-5.15.28-rc… or in the git tree and branch at: git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.15.y and the diffstat can be found below. thanks, greg k-h ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 5.15.28-rc2 Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Revert "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE" Juergen Gross <jgross(a)suse.com> xen/netfront: react properly to failing gnttab_end_foreign_access_ref() Juergen Gross <jgross(a)suse.com> xen/gnttab: fix gnttab_end_foreign_access() without page specified Juergen Gross <jgross(a)suse.com> xen/pvcalls: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen/9p: use alloc/free_pages_exact() Juergen Gross <jgross(a)suse.com> xen: remove gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/gntalloc: don't use gnttab_query_foreign_access() Juergen Gross <jgross(a)suse.com> xen/scsifront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/netfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/blkfront: don't use gnttab_query_foreign_access() for mapped status Juergen Gross <jgross(a)suse.com> xen/grant-table: add gnttab_try_end_foreign_access() Juergen Gross <jgross(a)suse.com> xen/xenbus: don't let xenbus_grant_ring() remove grants in error case Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix build warning in proc-v7-bugs.c Nathan Chancellor <nathan(a)kernel.org> arm64: Do not include __READ_ONCE() block in assembly files Nathan Chancellor <nathan(a)kernel.org> ARM: Do not use NOCROSSREFS directive with ld.lld Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: fix co-processor register typo Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled James Morse <james.morse(a)arm.com> arm64: proton-pack: Include unprivileged eBPF status in Spectre v2 mitigation reporting James Morse <james.morse(a)arm.com> arm64: Use the clearbhb instruction in mitigations James Morse <james.morse(a)arm.com> KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated James Morse <james.morse(a)arm.com> arm64: Mitigate spectre style branch history side channels James Morse <james.morse(a)arm.com> arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of Spectre-v2 James Morse <james.morse(a)arm.com> arm64: Add percpu vectors for EL1 James Morse <james.morse(a)arm.com> arm64: entry: Add macro for reading symbol addresses from the trampoline James Morse <james.morse(a)arm.com> arm64: entry: Add vectors that have the bhb mitigation sequences James Morse <james.morse(a)arm.com> arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations James Morse <james.morse(a)arm.com> arm64: entry: Allow the trampoline text to occupy multiple pages James Morse <james.morse(a)arm.com> arm64: entry: Make the kpti trampoline's kpti sequence optional James Morse <james.morse(a)arm.com> arm64: entry: Move trampoline macros out of ifdef'd section James Morse <james.morse(a)arm.com> arm64: entry: Don't assume tramp_vectors is the start of the vectors James Morse <james.morse(a)arm.com> arm64: entry: Allow tramp_alias to access symbols after the 4K boundary James Morse <james.morse(a)arm.com> arm64: entry: Move the trampoline data page before the text page James Morse <james.morse(a)arm.com> arm64: entry: Free up another register on kpti's tramp_exit path James Morse <james.morse(a)arm.com> arm64: entry: Make the trampoline cleanup optional James Morse <james.morse(a)arm.com> KVM: arm64: Allow indirect vectors to be used without SPECTRE_V3A James Morse <james.morse(a)arm.com> arm64: spectre: Rename spectre_v4_patch_fw_mitigation_conduit James Morse <james.morse(a)arm.com> arm64: entry.S: Add ventry overflow sanity checks Joey Gouly <joey.gouly(a)arm.com> arm64: cpufeature: add HWCAP for FEAT_RPRES Joey Gouly <joey.gouly(a)arm.com> arm64: cpufeature: add HWCAP for FEAT_AFP Joey Gouly <joey.gouly(a)arm.com> arm64: add ID_AA64ISAR2_EL1 sys register Anshuman Khandual <anshuman.khandual(a)arm.com> arm64: Add Cortex-X2 CPU part definition Marc Zyngier <maz(a)kernel.org> arm64: Add HWCAP for self-synchronising virtual counter Suzuki K Poulose <suzuki.poulose(a)arm.com> arm64: Add Neoverse-N2, Cortex-A710 CPU part definition Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra <peterz(a)infradead.org> x86,bugs: Unconditionally allow spectre_v2=retpoline,amd Huang Pei <huangpei(a)loongson.cn> slip: fix macro redefine warning ------------- Diffstat: Documentation/admin-guide/hw-vuln/spectre.rst | 48 ++- Documentation/admin-guide/kernel-parameters.txt | 8 +- Documentation/arm64/cpu-feature-registers.rst | 29 +- Documentation/arm64/elf_hwcaps.rst | 12 + Makefile | 4 +- arch/arm/include/asm/assembler.h | 10 + arch/arm/include/asm/spectre.h | 32 ++ arch/arm/include/asm/vmlinux.lds.h | 43 ++- 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/mm/Kconfig | 11 + arch/arm/mm/proc-v7-bugs.c | 208 ++++++++++--- arch/arm64/Kconfig | 9 + arch/arm64/include/asm/assembler.h | 53 ++++ arch/arm64/include/asm/cpu.h | 1 + arch/arm64/include/asm/cpufeature.h | 29 ++ arch/arm64/include/asm/cputype.h | 14 + arch/arm64/include/asm/fixmap.h | 6 +- arch/arm64/include/asm/hwcap.h | 3 + arch/arm64/include/asm/insn.h | 1 + arch/arm64/include/asm/kvm_host.h | 5 + arch/arm64/include/asm/rwonce.h | 4 +- arch/arm64/include/asm/sections.h | 5 + arch/arm64/include/asm/spectre.h | 4 + arch/arm64/include/asm/sysreg.h | 18 ++ arch/arm64/include/asm/vectors.h | 73 +++++ arch/arm64/include/uapi/asm/hwcap.h | 3 + arch/arm64/include/uapi/asm/kvm.h | 5 + arch/arm64/kernel/cpu_errata.c | 7 + arch/arm64/kernel/cpufeature.c | 28 +- arch/arm64/kernel/cpuinfo.c | 4 + arch/arm64/kernel/entry.S | 214 +++++++++---- arch/arm64/kernel/image-vars.h | 4 + arch/arm64/kernel/proton-pack.c | 391 +++++++++++++++++++++++- arch/arm64/kernel/vmlinux.lds.S | 2 +- arch/arm64/kvm/arm.c | 5 +- arch/arm64/kvm/hyp/hyp-entry.S | 9 + arch/arm64/kvm/hyp/nvhe/mm.c | 4 +- arch/arm64/kvm/hyp/vhe/switch.c | 9 +- arch/arm64/kvm/hypercalls.c | 12 + arch/arm64/kvm/psci.c | 18 +- arch/arm64/kvm/sys_regs.c | 2 +- arch/arm64/mm/mmu.c | 12 +- arch/arm64/tools/cpucaps | 1 + arch/x86/include/asm/cpufeatures.h | 2 +- arch/x86/include/asm/nospec-branch.h | 16 +- arch/x86/kernel/cpu/bugs.c | 205 +++++++++---- arch/x86/lib/retpoline.S | 2 +- drivers/acpi/ec.c | 10 - drivers/acpi/sleep.c | 14 +- drivers/block/xen-blkfront.c | 63 ++-- drivers/net/slip/slip.h | 2 + drivers/net/xen-netfront.c | 54 ++-- drivers/scsi/xen-scsifront.c | 3 +- drivers/xen/gntalloc.c | 25 +- drivers/xen/grant-table.c | 71 +++-- drivers/xen/pvcalls-front.c | 8 +- drivers/xen/xenbus/xenbus_client.c | 24 +- include/linux/arm-smccc.h | 5 + include/linux/bpf.h | 12 + include/xen/grant_table.h | 19 +- kernel/sysctl.c | 7 + net/9p/trans_xen.c | 14 +- tools/arch/x86/include/asm/cpufeatures.h | 2 +- 67 files changed, 1800 insertions(+), 359 deletions(-)

3 years, 9 months

10
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[PATCH 4.19 00/18] 4.19.234-rc1 review

by Greg Kroah-Hartman

This is the start of the stable review cycle for the 4.19.234 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-4.19.234-r… 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 ------------- Pseudo-Shortlog of commits: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Linux 4.19.234-rc1 Emmanuel Gil Peyrot <linkmauve(a)linkmauve.fr> ARM: fix build error when BPF_SYSCALL is disabled Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: include unprivileged BPF status in Spectre V2 reporting Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: Spectre-BHB workaround Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: use LOADADDR() to get load address of sections Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: early traps initialisation Russell King (Oracle) <rmk+kernel(a)armlinux.org.uk> ARM: report Spectre v2 status through sysfs Mark Rutland <mark.rutland(a)arm.com> arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit() Steven Price <steven.price(a)arm.com> arm/arm64: Provide a wrapper for SMCCC 1.1 calls Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Warn about Spectre v2 LFENCE mitigation Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Update link to AMD speculation whitepaper Kim Phillips <kim.phillips(a)amd.com> x86/speculation: Use generic retpoline by default on AMD Josh Poimboeuf <jpoimboe(a)redhat.com> x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting Peter Zijlstra <peterz(a)infradead.org> Documentation/hw-vuln: Update spectre doc Peter Zijlstra <peterz(a)infradead.org> x86/speculation: Add eIBRS + Retpoline options Peter Zijlstra (Intel) <peterz(a)infradead.org> x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE Peter Zijlstra <peterz(a)infradead.org> x86,bugs: Unconditionally allow spectre_v2=retpoline,amd Borislav Petkov <bp(a)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.lds.h | 35 +++- arch/arm/mm/Kconfig | 11 ++ arch/arm/mm/proc-v7-bugs.c | 200 +++++++++++++++++++--- 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 +- 21 files changed, 796 insertions(+), 135 deletions(-)

3 years, 9 months

7
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[CI] am57xx-evm: linux-5.15.y 980f7d3e8f91 Aborted

by ci_notify＠linaro.org

Build URL: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.15/DISTRO=lkf… Full log: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.15/DISTRO=lkf… Parsed warnings/errors: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.15/DISTRO=lkf… Git branch: linux-5.15.y Git URL: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Git commit: 980f7d3e8f911b7e604fbb1c1e8fcdc2a52cb107 Errors:

3 years, 9 months

1
0
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[CI] intel-corei7-64: linux-5.15.y 980f7d3e8f91 Aborted

by ci_notify＠linaro.org

Build URL: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.15/DISTRO=lkf… Full log: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.15/DISTRO=lkf… Parsed warnings/errors: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.15/DISTRO=lkf… Git branch: linux-5.15.y Git URL: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Git commit: 980f7d3e8f911b7e604fbb1c1e8fcdc2a52cb107 Errors:

3 years, 9 months

1
0
0 0

[CI] beaglebone: linux-5.16.y 3416254dac79 Aborted

by ci_notify＠linaro.org

Build URL: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.16/DISTRO=lkf… Full log: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.16/DISTRO=lkf… Parsed warnings/errors: https://ci.linaro.org/job/openembedded-lkft-linux-stable-rc-5.16/DISTRO=lkf… Git branch: linux-5.16.y Git URL: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git Git commit: 3416254dac79ea26e08dffde371ab1fd3130223c Errors: ERROR: Failed to evaluate groovy script.

3 years, 9 months

1
0
0 0

stable-rc queue/4.19 x86 and i386 builds failed

by Naresh Kamboju

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(a)linaro.org> build link [1] & [2] -- Linaro LKFT https://lkft.linaro.org [1] https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc-queues/-/jobs… [2] https://builds.tuxbuild.com/26C6OfFPTfEBORLviGXIOuwmzR2/

3 years, 9 months

2
1
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stable-rc queue/5.4 x86 and i386 gcc-11 builds failed - bugs.c:973:41: error: implicit declaration of function 'unprivileged_ebpf_enabled'

by Naresh Kamboju

stable-rc queue/5.4 x86 and i386 gcc-11 builds failed due to following errors / warnings. metadata: git_describe: v5.4.183-21-g73e4e04ab074 git_repo: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc-queues git_sha: 73e4e04ab074c2edbda9422d6b9bfb2dc5779ce3 git_short_log: 73e4e04ab074 (\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/1/build ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu- 'CC=sccache x86_64-linux-gnu-gcc' 'HOSTCC=sccache gcc' /builds/linux/arch/x86/kernel/cpu/bugs.c: In function 'spectre_v2_select_mitigation': /builds/linux/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 Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org> build link [1] & [2] -- Linaro LKFT https://lkft.linaro.org [1] https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc-queues/-/jobs… [2] https://builds.tuxbuild.com/26C6fI6Q6XHWjKODxadjUgYrxAb/

3 years, 9 months

2
1
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