Makefile | 40 +++ arch/arm/boot/dts/broadcom/bcm2837.dtsi | 2 +- arch/arm64/Kconfig | 2 +- arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 16 ++ arch/arm64/boot/dts/broadcom/Makefile | 1 + arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts | 64 +++++ arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 283 +++++++++++++++++++++ .../dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 67 +++++ arch/s390/include/asm/ipl.h | 1 + arch/s390/kernel/ipl.c | 5 + arch/s390/kernel/setup.c | 4 + arch/x86/kernel/setup.c | 22 +- certs/extract-cert.c | 25 +- crypto/akcipher.c | 6 +- crypto/dh.c | 25 ++ crypto/seqiv.c | 15 +- crypto/testmgr.c | 4 +- drivers/acpi/apei/hest.c | 8 + drivers/acpi/irq.c | 17 +- drivers/acpi/scan.c | 9 + drivers/ata/libahci.c | 18 ++ drivers/char/ipmi/ipmi_dmi.c | 15 ++ drivers/char/ipmi/ipmi_msghandler.c | 16 +- drivers/firmware/efi/Makefile | 1 + drivers/firmware/efi/efi.c | 124 ++++++--- drivers/firmware/efi/secureboot.c | 38 +++ drivers/hid/hid-lenovo.c | 8 + drivers/hid/hid-rmi.c | 66 ----- drivers/hwtracing/coresight/coresight-etm4x-core.c | 19 ++ drivers/input/rmi4/rmi_driver.c | 124 +++++---- drivers/iommu/iommu.c | 22 ++ drivers/pci/quirks.c | 24 ++ drivers/scsi/sd.c | 10 + drivers/usb/core/hub.c | 7 + include/linux/crypto.h | 2 + include/linux/efi.h | 22 +- include/linux/lsm_hook_defs.h | 2 + include/linux/rmi.h | 1 + include/linux/security.h | 5 + kernel/module/signing.c | 9 +- scripts/sign-file.c | 29 +-- scripts/tags.sh | 2 + security/integrity/platform_certs/load_uefi.c | 6 +- security/lockdown/Kconfig | 13 + security/lockdown/lockdown.c | 1 + security/security.c | 12 + 46 files changed, 979 insertions(+), 233 deletions(-) diff --git a/Makefile b/Makefile index b8641dde171ff..0f03b97ae87f2 100644 --- a/Makefile +++ b/Makefile @@ -22,6 +22,18 @@ $(if $(filter __%, $(MAKECMDGOALS)), \ PHONY := __all __all: +# Set RHEL variables +# Note that this ifdef'ery is required to handle when building with +# the O= mechanism (relocate the object file results) due to upstream +# commit 67d7c302 which broke our RHEL include file +ifneq ($(realpath source),) +include $(realpath source)/Makefile.rhelver +else +ifneq ($(realpath Makefile.rhelver),) +include Makefile.rhelver +endif +endif + # We are using a recursive build, so we need to do a little thinking # to get the ordering right. # @@ -333,6 +345,17 @@ ifneq ($(filter install,$(MAKECMDGOALS)),) endif endif +# CKI/cross compilation hack +# Do we need to rebuild scripts after cross compilation? +# If kernel was cross-compiled, these scripts have arch of build host. +REBUILD_SCRIPTS_FOR_CROSS:=0 + +# Regenerating config with incomplete source tree will produce different +# config options. Disable it. +ifeq ($(REBUILD_SCRIPTS_FOR_CROSS),1) +may-sync-config:= +endif + ifdef mixed-build # =========================================================================== # We're called with mixed targets (*config and build targets). @@ -1849,6 +1872,23 @@ endif ifdef CONFIG_MODULES +scripts_build: + $(MAKE) $(build)=scripts/basic + $(MAKE) $(build)=scripts/mod + $(MAKE) $(build)=scripts scripts/module.lds + $(MAKE) $(build)=scripts scripts/unifdef + $(MAKE) $(build)=scripts + +prepare_after_cross: + # disable STACK_VALIDATION to avoid building objtool + sed -i '/^CONFIG_STACK_VALIDATION/d' ./include/config/auto.conf || true + # build minimum set of scripts and resolve_btfids to allow building + # external modules + $(MAKE) KBUILD_EXTMOD="" M="" scripts_build V=1 + $(MAKE) -C tools/bpf/resolve_btfids + +PHONY += prepare_after_cross scripts_build + $(MODORDER): $(build-dir) @: diff --git a/arch/arm/boot/dts/broadcom/bcm2837.dtsi b/arch/arm/boot/dts/broadcom/bcm2837.dtsi index 84c08b46519da..c281697142b1a 100644 --- a/arch/arm/boot/dts/broadcom/bcm2837.dtsi +++ b/arch/arm/boot/dts/broadcom/bcm2837.dtsi @@ -9,7 +9,7 @@ soc { <0x40000000 0x40000000 0x00001000>; dma-ranges = <0xc0000000 0x00000000 0x3f000000>; - local_intc: local_intc@40000000 { + local_intc: interrupt-controller@40000000 { compatible = "brcm,bcm2836-l1-intc"; reg = <0x40000000 0x100>; interrupt-controller; diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 402ae0297993c..bdfabc559adc6 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -1366,7 +1366,7 @@ endchoice config ARM64_FORCE_52BIT bool "Force 52-bit virtual addresses for userspace" - depends on ARM64_VA_BITS_52 && EXPERT + depends on ARM64_VA_BITS_52 help For systems with 52-bit userspace VAs enabled, the kernel will attempt to maintain compatibility with older software by providing 48-bit VAs diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index e868ca5ae753a..a5c3920e0f048 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -263,6 +263,14 @@ gpu0_thermal: gpu0-thermal { polling-delay-passive = <0>; polling-delay = <0>; thermal-sensors = <&ths 1>; + + trips { + gpu0_crit: gpu0-crit { + temperature = <110000>; + hysteresis = <2000>; + type = "critical"; + }; + }; }; gpu1_thermal: gpu1-thermal { @@ -270,6 +278,14 @@ gpu1_thermal: gpu1-thermal { polling-delay-passive = <0>; polling-delay = <0>; thermal-sensors = <&ths 2>; + + trips { + gpu1_crit: gpu1-crit { + temperature = <110000>; + hysteresis = <2000>; + type = "critical"; + }; + }; }; }; diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile index 8b4591ddd27cc..92565e9781ad3 100644 --- a/arch/arm64/boot/dts/broadcom/Makefile +++ b/arch/arm64/boot/dts/broadcom/Makefile @@ -6,6 +6,7 @@ DTC_FLAGS := -@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb \ bcm2711-rpi-4-b.dtb \ bcm2711-rpi-cm4-io.dtb \ + bcm2712-rpi-5-b.dtb \ bcm2837-rpi-3-a-plus.dtb \ bcm2837-rpi-3-b.dtb \ bcm2837-rpi-3-b-plus.dtb \ diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts new file mode 100644 index 0000000000000..2bdbb6780242a --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/dts-v1/; + +#include +#include "bcm2712.dtsi" + +/ { + compatible = "raspberrypi,5-model-b", "brcm,bcm2712"; + model = "Raspberry Pi 5"; + + aliases { + serial10 = &uart10; + }; + + chosen: chosen { + stdout-path = "serial10:115200n8"; + }; + + /* Will be filled by the bootloader */ + memory@0 { + device_type = "memory"; + reg = <0 0 0 0x28000000>; + }; + + sd_io_1v8_reg: sd-io-1v8-reg { + compatible = "regulator-gpio"; + regulator-name = "vdd-sd-io"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + regulator-settling-time-us = <5000>; + gpios = <&gio_aon 3 GPIO_ACTIVE_HIGH>; + states = <1800000 1>, + <3300000 0>; + }; + + sd_vcc_reg: sd-vcc-reg { + compatible = "regulator-fixed"; + regulator-name = "vcc-sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + enable-active-high; + gpios = <&gio_aon 4 GPIO_ACTIVE_HIGH>; + }; +}; + +/* The Debug UART, on Rpi5 it's on JST-SH 1.0mm 3-pin connector + * labeled "UART", i.e. the interface with the system console. + */ +&uart10 { + status = "okay"; +}; + +/* SDIO1 is used to drive the SD card */ +&sdio1 { + vqmmc-supply = <&sd_io_1v8_reg>; + vmmc-supply = <&sd_vcc_reg>; + bus-width = <4>; + sd-uhs-sdr50; + sd-uhs-ddr50; + sd-uhs-sdr104; +}; diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi new file mode 100644 index 0000000000000..6e5a984c1d4ea --- /dev/null +++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi @@ -0,0 +1,283 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +#include + +/ { + compatible = "brcm,bcm2712"; + + #address-cells = <2>; + #size-cells = <2>; + + interrupt-parent = <&gicv2>; + + clocks { + /* The oscillator is the root of the clock tree. */ + clk_osc: clk-osc { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-output-names = "osc"; + clock-frequency = <54000000>; + }; + + clk_vpu: clk-vpu { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <750000000>; + clock-output-names = "vpu-clock"; + }; + + clk_uart: clk-uart { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <9216000>; + clock-output-names = "uart-clock"; + }; + + clk_emmc2: clk-emmc2 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <200000000>; + clock-output-names = "emmc2-clock"; + }; + }; + + cpus: cpus { + #address-cells = <1>; + #size-cells = <0>; + + /* Source for L1 d/i cache-line-size, cache-sets, cache-size + * https://developer.arm.com/documentation/100798/0401/L1-memory-system/About-the-L1-memory-system?lang=en + * Source for L2 cache-line-size and cache-sets: + * https://developer.arm.com/documentation/100798/0401/L2-memory-system/About-the-L2-memory-system?lang=en + * and for cache-size: + * https://www.raspberrypi.com/documentation/computers/processors.html#bcm2712 + */ + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a76"; + reg = <0x000>; + enable-method = "psci"; + d-cache-size = <0x10000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + i-cache-size = <0x10000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + next-level-cache = <&l2_cache_l0>; + + l2_cache_l0: l2-cache-l0 { + compatible = "cache"; + cache-size = <0x80000>; + cache-line-size = <128>; + cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set + cache-level = <2>; + cache-unified; + next-level-cache = <&l3_cache>; + }; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a76"; + reg = <0x100>; + enable-method = "psci"; + d-cache-size = <0x10000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + i-cache-size = <0x10000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + next-level-cache = <&l2_cache_l1>; + + l2_cache_l1: l2-cache-l1 { + compatible = "cache"; + cache-size = <0x80000>; + cache-line-size = <128>; + cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set + cache-level = <2>; + cache-unified; + next-level-cache = <&l3_cache>; + }; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a76"; + reg = <0x200>; + enable-method = "psci"; + d-cache-size = <0x10000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + i-cache-size = <0x10000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + next-level-cache = <&l2_cache_l2>; + + l2_cache_l2: l2-cache-l2 { + compatible = "cache"; + cache-size = <0x80000>; + cache-line-size = <128>; + cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set + cache-level = <2>; + cache-unified; + next-level-cache = <&l3_cache>; + }; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a76"; + reg = <0x300>; + enable-method = "psci"; + d-cache-size = <0x10000>; + d-cache-line-size = <64>; + d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + i-cache-size = <0x10000>; + i-cache-line-size = <64>; + i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set + next-level-cache = <&l2_cache_l3>; + + l2_cache_l3: l2-cache-l3 { + compatible = "cache"; + cache-size = <0x80000>; + cache-line-size = <128>; + cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set + cache-level = <2>; + cache-unified; + next-level-cache = <&l3_cache>; + }; + }; + + /* Source for cache-line-size and cache-sets: + * https://developer.arm.com/documentation/100453/0401/L3-cache?lang=en + * Source for cache-size: + * https://www.raspberrypi.com/documentation/computers/processors.html#bcm2712 + */ + l3_cache: l3-cache { + compatible = "cache"; + cache-size = <0x200000>; + cache-line-size = <64>; + cache-sets = <2048>; // 2MiB(size)/64(line-size)=32768ways/16-way set + cache-level = <3>; + cache-unified; + }; + }; + + psci { + method = "smc"; + compatible = "arm,psci-1.0", "arm,psci-0.2"; + }; + + rmem: reserved-memory { + ranges; + #address-cells = <2>; + #size-cells = <2>; + + atf@0 { + reg = <0x0 0x0 0x0 0x80000>; + no-map; + }; + + cma: linux,cma { + compatible = "shared-dma-pool"; + size = <0x0 0x4000000>; /* 64MB */ + reusable; + linux,cma-default; + alloc-ranges = <0x0 0x00000000 0x0 0x40000000>; + }; + }; + + soc: soc@107c000000 { + compatible = "simple-bus"; + ranges = <0x00000000 0x10 0x00000000 0x80000000>; + #address-cells = <1>; + #size-cells = <1>; + + sdio1: mmc@fff000 { + compatible = "brcm,bcm2712-sdhci", + "brcm,sdhci-brcmstb"; + reg = <0x00fff000 0x260>, + <0x00fff400 0x200>; + reg-names = "host", "cfg"; + interrupts = ; + clocks = <&clk_emmc2>; + clock-names = "sw_sdio"; + mmc-ddr-3_3v; + }; + + system_timer: timer@7c003000 { + compatible = "brcm,bcm2835-system-timer"; + reg = <0x7c003000 0x1000>; + interrupts = , + , + , + ; + clock-frequency = <1000000>; + }; + + mailbox: mailbox@7c013880 { + compatible = "brcm,bcm2835-mbox"; + reg = <0x7c013880 0x40>; + interrupts = ; + #mbox-cells = <0>; + }; + + local_intc: interrupt-controller@7cd00000 { + compatible = "brcm,bcm2836-l1-intc"; + reg = <0x7cd00000 0x100>; + }; + + uart10: serial@7d001000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0x7d001000 0x200>; + interrupts = ; + clocks = <&clk_uart>, <&clk_vpu>; + clock-names = "uartclk", "apb_pclk"; + arm,primecell-periphid = <0x00241011>; + status = "disabled"; + }; + + interrupt-controller@7d517000 { + compatible = "brcm,bcm7271-l2-intc"; + reg = <0x7d517000 0x10>; + interrupts = ; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gio_aon: gpio@7d517c00 { + compatible = "brcm,bcm7445-gpio", "brcm,brcmstb-gpio"; + reg = <0x7d517c00 0x40>; + gpio-controller; + #gpio-cells = <2>; + brcm,gpio-bank-widths = <17 6>; + /* The lack of 'interrupt-controller' property here is intended: + * don't use GIO_AON as an interrupt controller because it will + * clash with the firmware monitoring the PMIC interrupt via the VPU. + */ + }; + + gicv2: interrupt-controller@7fff9000 { + compatible = "arm,gic-400"; + reg = <0x7fff9000 0x1000>, + <0x7fffa000 0x2000>, + <0x7fffc000 0x2000>, + <0x7fffe000 0x2000>; + interrupt-controller; + #interrupt-cells = <3>; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + , + ; + }; +}; diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts index b27143f81867a..320706c88cdd6 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts @@ -592,6 +592,57 @@ vreg_l10d: ldo10 { }; }; +&camss { + vdda-phy-supply = <&vreg_l6d>; + vdda-pll-supply = <&vreg_l4d>; + + status = "okay"; + + ports { + port@0 { + csiphy0_lanes01_ep: endpoint@0 { + reg = <0>; + clock-lanes = <7>; + data-lanes = <0 1>; + remote-endpoint = <&ov5675_ep>; + }; + }; + }; +}; + +&cci2 { + status = "okay"; +}; + +&cci2_i2c1 { + camera@10 { + compatible = "ovti,ov5675"; + reg = <0x10>; + + reset-gpios = <&tlmm 15 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&cam_rgb_default>; + + clocks = <&camcc CAMCC_MCLK3_CLK>; + + orientation = <0>; /* Front facing */ + + avdd-supply = <&vreg_l6q>; + dvdd-supply = <&vreg_l2q>; + dovdd-supply = <&vreg_l7q>; + + port { + ov5675_ep: endpoint { + clock-lanes = <0>; + data-lanes = <1 2>; + link-frequencies = /bits/ 64 <450000000>; + remote-endpoint = <&csiphy0_lanes01_ep>; + }; + }; + + }; +}; + &dispcc0 { status = "okay"; }; @@ -1436,6 +1487,22 @@ cam_indicator_en: cam-indicator-en-state { bias-disable; }; + cam_rgb_default: cam-rgb-default-state { + mclk-pins { + pins = "gpio17"; + function = "cam_mclk"; + drive-strength = <16>; + bias-disable; + }; + + sc-rgb-xshut-n-pins { + pins = "gpio15"; + function = "gpio"; + drive-strength = <2>; + bias-disable; + }; + }; + edp_reg_en: edp-reg-en-state { pins = "gpio25"; function = "gpio"; diff --git a/arch/s390/include/asm/ipl.h b/arch/s390/include/asm/ipl.h index b0d00032479d6..afb9544fb0074 100644 --- a/arch/s390/include/asm/ipl.h +++ b/arch/s390/include/asm/ipl.h @@ -139,6 +139,7 @@ int ipl_report_add_component(struct ipl_report *report, struct kexec_buf *kbuf, unsigned char flags, unsigned short cert); int ipl_report_add_certificate(struct ipl_report *report, void *key, unsigned long addr, unsigned long len); +bool ipl_get_secureboot(void); /* * DIAG 308 support diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index f17bb7bf93924..66e530380ee30 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -2479,3 +2479,8 @@ int ipl_report_free(struct ipl_report *report) } #endif + +bool ipl_get_secureboot(void) +{ + return !!ipl_secure_flag; +} diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index a3fea683b2270..a3162d93f437d 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -49,6 +49,7 @@ #include #include #include +#include #include #include @@ -910,6 +911,9 @@ void __init setup_arch(char **cmdline_p) log_component_list(); + if (ipl_get_secureboot()) + security_lock_kernel_down("Secure IPL mode", LOCKDOWN_INTEGRITY_MAX); + /* Have one command line that is parsed and saved in /proc/cmdline */ /* boot_command_line has been already set up in early.c */ *cmdline_p = boot_command_line; diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 6129dc2ba784c..feaf5fd3f37d5 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -904,6 +905,13 @@ void __init setup_arch(char **cmdline_p) if (efi_enabled(EFI_BOOT)) efi_init(); + efi_set_secure_boot(boot_params.secure_boot); + +#ifdef CONFIG_LOCK_DOWN_IN_EFI_SECURE_BOOT + if (efi_enabled(EFI_SECURE_BOOT)) + security_lock_kernel_down("EFI Secure Boot mode", LOCKDOWN_INTEGRITY_MAX); +#endif + reserve_ibft_region(); x86_init.resources.dmi_setup(); @@ -1065,19 +1073,7 @@ void __init setup_arch(char **cmdline_p) /* Allocate bigger log buffer */ setup_log_buf(1); - if (efi_enabled(EFI_BOOT)) { - switch (boot_params.secure_boot) { - case efi_secureboot_mode_disabled: - pr_info("Secure boot disabled\n"); - break; - case efi_secureboot_mode_enabled: - pr_info("Secure boot enabled\n"); - break; - default: - pr_info("Secure boot could not be determined\n"); - break; - } - } + efi_set_secure_boot(boot_params.secure_boot); reserve_initrd(); diff --git a/certs/extract-cert.c b/certs/extract-cert.c index 70e9ec89d87d3..f5fb74916cee4 100644 --- a/certs/extract-cert.c +++ b/certs/extract-cert.c @@ -21,7 +21,6 @@ #include #include #include -#include /* * OpenSSL 3.0 deprecates the OpenSSL's ENGINE API. @@ -122,28 +121,8 @@ int main(int argc, char **argv) fclose(f); exit(0); } else if (!strncmp(cert_src, "pkcs11:", 7)) { - ENGINE *e; - struct { - const char *cert_id; - X509 *cert; - } parms; - - parms.cert_id = cert_src; - parms.cert = NULL; - - ENGINE_load_builtin_engines(); - drain_openssl_errors(); - e = ENGINE_by_id("pkcs11"); - ERR(!e, "Load PKCS#11 ENGINE"); - if (ENGINE_init(e)) - drain_openssl_errors(); - else - ERR(1, "ENGINE_init"); - if (key_pass) - ERR(!ENGINE_ctrl_cmd_string(e, "PIN", key_pass, 0), "Set PKCS#11 PIN"); - ENGINE_ctrl_cmd(e, "LOAD_CERT_CTRL", 0, &parms, NULL, 1); - ERR(!parms.cert, "Get X.509 from PKCS#11"); - write_cert(parms.cert); + fprintf(stderr, "Error: pkcs11 not implemented\n"); + exit(1); } else { BIO *b; X509 *x509; diff --git a/crypto/akcipher.c b/crypto/akcipher.c index e0ff5f4dda6d6..098a52ded759c 100644 --- a/crypto/akcipher.c +++ b/crypto/akcipher.c @@ -126,14 +126,12 @@ int crypto_register_akcipher(struct akcipher_alg *alg) { struct crypto_alg *base = &alg->base; - if (!alg->sign) - alg->sign = akcipher_default_op; + alg->sign = akcipher_default_op; if (!alg->verify) alg->verify = akcipher_default_op; if (!alg->encrypt) alg->encrypt = akcipher_default_op; - if (!alg->decrypt) - alg->decrypt = akcipher_default_op; + alg->decrypt = akcipher_default_op; if (!alg->set_priv_key) alg->set_priv_key = akcipher_default_set_key; diff --git a/crypto/dh.c b/crypto/dh.c index 68d11d66c0b54..6e3e515b24526 100644 --- a/crypto/dh.c +++ b/crypto/dh.c @@ -227,10 +227,35 @@ static int dh_compute_value(struct kpp_request *req) /* SP800-56A rev 3 5.6.2.1.3 key check */ } else { + MPI val_pct; + if (dh_is_pubkey_valid(ctx, val)) { ret = -EAGAIN; goto err_free_val; } + + /* + * SP800-56Arev3, 5.6.2.1.4: ("Owner Assurance + * of Pair-wise Consistency"): recompute the + * public key and check if the results match. + */ + val_pct = mpi_alloc(0); + if (!val_pct) { + ret = -ENOMEM; + goto err_free_val; + } + + ret = _compute_val(ctx, base, val_pct); + if (ret) { + mpi_free(val_pct); + goto err_free_val; + } + + if (mpi_cmp(val, val_pct) != 0) { + fips_fail_notify(); + panic("dh: pair-wise consistency test failed\n"); + } + mpi_free(val_pct); } } diff --git a/crypto/seqiv.c b/crypto/seqiv.c index 17e11d51ddc36..9c136a3b62679 100644 --- a/crypto/seqiv.c +++ b/crypto/seqiv.c @@ -132,6 +132,19 @@ static int seqiv_aead_decrypt(struct aead_request *req) return crypto_aead_decrypt(subreq); } +static int aead_init_seqiv(struct crypto_aead *aead) +{ + int err; + + err = aead_init_geniv(aead); + if (err) + return err; + + crypto_aead_set_flags(aead, CRYPTO_TFM_FIPS_COMPLIANCE); + + return 0; +} + static int seqiv_aead_create(struct crypto_template *tmpl, struct rtattr **tb) { struct aead_instance *inst; @@ -149,7 +162,7 @@ static int seqiv_aead_create(struct crypto_template *tmpl, struct rtattr **tb) inst->alg.encrypt = seqiv_aead_encrypt; inst->alg.decrypt = seqiv_aead_decrypt; - inst->alg.init = aead_init_geniv; + inst->alg.init = aead_init_seqiv; inst->alg.exit = aead_exit_geniv; inst->alg.base.cra_ctxsize = sizeof(struct aead_geniv_ctx); diff --git a/crypto/testmgr.c b/crypto/testmgr.c index f02cb075bd681..669e306f1cb22 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -4216,7 +4216,7 @@ static int test_akcipher_one(struct crypto_akcipher *tfm, * Don't invoke (decrypt or sign) test which require a private key * for vectors with only a public key. */ - if (vecs->public_key_vec) { + if (1 || vecs->public_key_vec) { err = 0; goto free_all; } @@ -5093,14 +5093,12 @@ static const struct alg_test_desc alg_test_descs[] = { }, { .alg = "ecdh-nist-p256", .test = alg_test_kpp, - .fips_allowed = 1, .suite = { .kpp = __VECS(ecdh_p256_tv_template) } }, { .alg = "ecdh-nist-p384", .test = alg_test_kpp, - .fips_allowed = 1, .suite = { .kpp = __VECS(ecdh_p384_tv_template) } diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c index 20d757687e3d9..90a13f20f052b 100644 --- a/drivers/acpi/apei/hest.c +++ b/drivers/acpi/apei/hest.c @@ -142,6 +142,14 @@ static int apei_hest_parse(apei_hest_func_t func, void *data) if (hest_disable || !hest_tab) return -EINVAL; +#ifdef CONFIG_ARM64 + /* Ignore broken firmware */ + if (!strncmp(hest_tab->header.oem_id, "HPE ", 6) && + !strncmp(hest_tab->header.oem_table_id, "ProLiant", 8) && + MIDR_IMPLEMENTOR(read_cpuid_id()) == ARM_CPU_IMP_APM) + return -EINVAL; +#endif + hest_hdr = (struct acpi_hest_header *)(hest_tab + 1); for (i = 0; i < hest_tab->error_source_count; i++) { len = hest_esrc_len(hest_hdr); diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c index 1687483ff319e..390b67f19181a 100644 --- a/drivers/acpi/irq.c +++ b/drivers/acpi/irq.c @@ -143,6 +143,7 @@ struct acpi_irq_parse_one_ctx { unsigned int index; unsigned long *res_flags; struct irq_fwspec *fwspec; + bool skip_producer_check; }; /** @@ -216,7 +217,8 @@ static acpi_status acpi_irq_parse_one_cb(struct acpi_resource *ares, return AE_CTRL_TERMINATE; case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: eirq = &ares->data.extended_irq; - if (eirq->producer_consumer == ACPI_PRODUCER) + if (!ctx->skip_producer_check && + eirq->producer_consumer == ACPI_PRODUCER) return AE_OK; if (ctx->index >= eirq->interrupt_count) { ctx->index -= eirq->interrupt_count; @@ -252,8 +254,19 @@ static acpi_status acpi_irq_parse_one_cb(struct acpi_resource *ares, static int acpi_irq_parse_one(acpi_handle handle, unsigned int index, struct irq_fwspec *fwspec, unsigned long *flags) { - struct acpi_irq_parse_one_ctx ctx = { -EINVAL, index, flags, fwspec }; + struct acpi_irq_parse_one_ctx ctx = { -EINVAL, index, flags, fwspec, false }; + /* + * Firmware on arm64-based HPE m400 platform incorrectly marks + * its UART interrupt as ACPI_PRODUCER rather than ACPI_CONSUMER. + * Don't do the producer/consumer check for that device. + */ + if (IS_ENABLED(CONFIG_ARM64)) { + struct acpi_device *adev = acpi_get_acpi_dev(handle); + + if (adev && !strcmp(acpi_device_hid(adev), "APMC0D08")) + ctx.skip_producer_check = true; + } acpi_walk_resources(handle, METHOD_NAME__CRS, acpi_irq_parse_one_cb, &ctx); return ctx.rc; } diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 22ae7829a9155..1329032ed09b6 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1802,6 +1802,15 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device) if (!acpi_match_device_ids(device, ignore_serial_bus_ids)) return false; + /* + * Firmware on some arm64 X-Gene platforms will make the UART + * device appear as both a UART and a slave of that UART. Just + * bail out here for X-Gene UARTs. + */ + if (IS_ENABLED(CONFIG_ARM64) && + !strcmp(acpi_device_hid(device), "APMC0D08")) + return false; + INIT_LIST_HEAD(&resource_list); acpi_dev_get_resources(device, &resource_list, acpi_check_serial_bus_slave, diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index fdfa7b2662180..f5f8ba457c93f 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -729,6 +729,24 @@ int ahci_stop_engine(struct ata_port *ap) tmp &= ~PORT_CMD_START; writel(tmp, port_mmio + PORT_CMD); +#ifdef CONFIG_ARM64 + /* Rev Ax of Cavium CN99XX needs a hack for port stop */ + if (dev_is_pci(ap->host->dev) && + to_pci_dev(ap->host->dev)->vendor == 0x14e4 && + to_pci_dev(ap->host->dev)->device == 0x9027 && + midr_is_cpu_model_range(read_cpuid_id(), + MIDR_CPU_MODEL(ARM_CPU_IMP_BRCM, BRCM_CPU_PART_VULCAN), + MIDR_CPU_VAR_REV(0, 0), + MIDR_CPU_VAR_REV(0, MIDR_REVISION_MASK))) { + tmp = readl(hpriv->mmio + 0x8000); + udelay(100); + writel(tmp | (1 << 26), hpriv->mmio + 0x8000); + udelay(100); + writel(tmp & ~(1 << 26), hpriv->mmio + 0x8000); + dev_warn(ap->host->dev, "CN99XX SATA reset workaround applied\n"); + } +#endif + /* wait for engine to stop. This could be as long as 500 msec */ tmp = ata_wait_register(ap, port_mmio + PORT_CMD, PORT_CMD_LIST_ON, PORT_CMD_LIST_ON, 1, 500); diff --git a/drivers/char/ipmi/ipmi_dmi.c b/drivers/char/ipmi/ipmi_dmi.c index bbf7029e224be..cf7faa970dd65 100644 --- a/drivers/char/ipmi/ipmi_dmi.c +++ b/drivers/char/ipmi/ipmi_dmi.c @@ -215,6 +215,21 @@ static int __init scan_for_dmi_ipmi(void) { const struct dmi_device *dev = NULL; +#ifdef CONFIG_ARM64 + /* RHEL-only + * If this is ARM-based HPE m400, return now, because that platform + * reports the host-side ipmi address as intel port-io space, which + * does not exist in the ARM architecture. + */ + const char *dmistr = dmi_get_system_info(DMI_PRODUCT_NAME); + + if (dmistr && (strcmp("ProLiant m400 Server", dmistr) == 0)) { + pr_debug("%s does not support host ipmi\n", dmistr); + return 0; + } + /* END RHEL-only */ +#endif + while ((dev = dmi_find_device(DMI_DEV_TYPE_IPMI, NULL, dev))) dmi_decode_ipmi((const struct dmi_header *) dev->device_data); diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index e12b531f5c2f3..082707f8dff8c 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -35,6 +35,7 @@ #include #include #include +#include #include #define IPMI_DRIVER_VERSION "39.2" @@ -5510,8 +5511,21 @@ static int __init ipmi_init_msghandler_mod(void) { int rv; - pr_info("version " IPMI_DRIVER_VERSION "\n"); +#ifdef CONFIG_ARM64 + /* RHEL-only + * If this is ARM-based HPE m400, return now, because that platform + * reports the host-side ipmi address as intel port-io space, which + * does not exist in the ARM architecture. + */ + const char *dmistr = dmi_get_system_info(DMI_PRODUCT_NAME); + if (dmistr && (strcmp("ProLiant m400 Server", dmistr) == 0)) { + pr_debug("%s does not support host ipmi\n", dmistr); + return -ENOSYS; + } + /* END RHEL-only */ +#endif + pr_info("version " IPMI_DRIVER_VERSION "\n"); mutex_lock(&ipmi_interfaces_mutex); rv = ipmi_register_driver(); mutex_unlock(&ipmi_interfaces_mutex); diff --git a/drivers/firmware/efi/Makefile b/drivers/firmware/efi/Makefile index a2d0009560d0f..4f3486e6a84b2 100644 --- a/drivers/firmware/efi/Makefile +++ b/drivers/firmware/efi/Makefile @@ -25,6 +25,7 @@ subdir-$(CONFIG_EFI_STUB) += libstub obj-$(CONFIG_EFI_BOOTLOADER_CONTROL) += efibc.o obj-$(CONFIG_EFI_TEST) += test/ obj-$(CONFIG_EFI_DEV_PATH_PARSER) += dev-path-parser.o +obj-$(CONFIG_EFI) += secureboot.o obj-$(CONFIG_APPLE_PROPERTIES) += apple-properties.o obj-$(CONFIG_EFI_RCI2_TABLE) += rci2-table.o obj-$(CONFIG_EFI_EMBEDDED_FIRMWARE) += embedded-firmware.o diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index fdf07dd6f4591..cfd2b58a34940 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -33,6 +33,7 @@ #include #include #include +#include #include @@ -993,40 +994,101 @@ int efi_mem_type(unsigned long phys_addr) return -EINVAL; } +struct efi_error_code { + efi_status_t status; + int errno; + const char *description; +}; + +static const struct efi_error_code efi_error_codes[] = { + { EFI_SUCCESS, 0, "Success"}, +#if 0 + { EFI_LOAD_ERROR, -EPICK_AN_ERRNO, "Load Error"}, +#endif + { EFI_INVALID_PARAMETER, -EINVAL, "Invalid Parameter"}, + { EFI_UNSUPPORTED, -ENOSYS, "Unsupported"}, + { EFI_BAD_BUFFER_SIZE, -ENOSPC, "Bad Buffer Size"}, + { EFI_BUFFER_TOO_SMALL, -ENOSPC, "Buffer Too Small"}, + { EFI_NOT_READY, -EAGAIN, "Not Ready"}, + { EFI_DEVICE_ERROR, -EIO, "Device Error"}, + { EFI_WRITE_PROTECTED, -EROFS, "Write Protected"}, + { EFI_OUT_OF_RESOURCES, -ENOMEM, "Out of Resources"}, +#if 0 + { EFI_VOLUME_CORRUPTED, -EPICK_AN_ERRNO, "Volume Corrupt"}, + { EFI_VOLUME_FULL, -EPICK_AN_ERRNO, "Volume Full"}, + { EFI_NO_MEDIA, -EPICK_AN_ERRNO, "No Media"}, + { EFI_MEDIA_CHANGED, -EPICK_AN_ERRNO, "Media changed"}, +#endif + { EFI_NOT_FOUND, -ENOENT, "Not Found"}, +#if 0 + { EFI_ACCESS_DENIED, -EPICK_AN_ERRNO, "Access Denied"}, + { EFI_NO_RESPONSE, -EPICK_AN_ERRNO, "No Response"}, + { EFI_NO_MAPPING, -EPICK_AN_ERRNO, "No mapping"}, + { EFI_TIMEOUT, -EPICK_AN_ERRNO, "Time out"}, + { EFI_NOT_STARTED, -EPICK_AN_ERRNO, "Not started"}, + { EFI_ALREADY_STARTED, -EPICK_AN_ERRNO, "Already started"}, +#endif + { EFI_ABORTED, -EINTR, "Aborted"}, +#if 0 + { EFI_ICMP_ERROR, -EPICK_AN_ERRNO, "ICMP Error"}, + { EFI_TFTP_ERROR, -EPICK_AN_ERRNO, "TFTP Error"}, + { EFI_PROTOCOL_ERROR, -EPICK_AN_ERRNO, "Protocol Error"}, + { EFI_INCOMPATIBLE_VERSION, -EPICK_AN_ERRNO, "Incompatible Version"}, +#endif + { EFI_SECURITY_VIOLATION, -EACCES, "Security Policy Violation"}, +#if 0 + { EFI_CRC_ERROR, -EPICK_AN_ERRNO, "CRC Error"}, + { EFI_END_OF_MEDIA, -EPICK_AN_ERRNO, "End of Media"}, + { EFI_END_OF_FILE, -EPICK_AN_ERRNO, "End of File"}, + { EFI_INVALID_LANGUAGE, -EPICK_AN_ERRNO, "Invalid Languages"}, + { EFI_COMPROMISED_DATA, -EPICK_AN_ERRNO, "Compromised Data"}, + + // warnings + { EFI_WARN_UNKOWN_GLYPH, -EPICK_AN_ERRNO, "Warning Unknown Glyph"}, + { EFI_WARN_DELETE_FAILURE, -EPICK_AN_ERRNO, "Warning Delete Failure"}, + { EFI_WARN_WRITE_FAILURE, -EPICK_AN_ERRNO, "Warning Write Failure"}, + { EFI_WARN_BUFFER_TOO_SMALL, -EPICK_AN_ERRNO, "Warning Buffer Too Small"}, +#endif +}; + +static int +efi_status_cmp_bsearch(const void *key, const void *item) +{ + u64 status = (u64)(uintptr_t)key; + struct efi_error_code *code = (struct efi_error_code *)item; + + if (status < code->status) + return -1; + if (status > code->status) + return 1; + return 0; +} + int efi_status_to_err(efi_status_t status) { - int err; - - switch (status) { - case EFI_SUCCESS: - err = 0; - break; - case EFI_INVALID_PARAMETER: - err = -EINVAL; - break; - case EFI_OUT_OF_RESOURCES: - err = -ENOSPC; - break; - case EFI_DEVICE_ERROR: - err = -EIO; - break; - case EFI_WRITE_PROTECTED: - err = -EROFS; - break; - case EFI_SECURITY_VIOLATION: - err = -EACCES; - break; - case EFI_NOT_FOUND: - err = -ENOENT; - break; - case EFI_ABORTED: - err = -EINTR; - break; - default: - err = -EINVAL; - } + struct efi_error_code *found; + size_t num = sizeof(efi_error_codes) / sizeof(struct efi_error_code); - return err; + found = bsearch((void *)(uintptr_t)status, efi_error_codes, + sizeof(struct efi_error_code), num, + efi_status_cmp_bsearch); + if (!found) + return -EINVAL; + return found->errno; +} + +const char * +efi_status_to_str(efi_status_t status) +{ + struct efi_error_code *found; + size_t num = sizeof(efi_error_codes) / sizeof(struct efi_error_code); + + found = bsearch((void *)(uintptr_t)status, efi_error_codes, + sizeof(struct efi_error_code), num, + efi_status_cmp_bsearch); + if (!found) + return "Unknown error code"; + return found->description; } EXPORT_SYMBOL_GPL(efi_status_to_err); diff --git a/drivers/firmware/efi/secureboot.c b/drivers/firmware/efi/secureboot.c new file mode 100644 index 0000000000000..de0a3714a5d44 --- /dev/null +++ b/drivers/firmware/efi/secureboot.c @@ -0,0 +1,38 @@ +/* Core kernel secure boot support. + * + * Copyright (C) 2017 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include + +/* + * Decide what to do when UEFI secure boot mode is enabled. + */ +void __init efi_set_secure_boot(enum efi_secureboot_mode mode) +{ + if (efi_enabled(EFI_BOOT)) { + switch (mode) { + case efi_secureboot_mode_disabled: + pr_info("Secure boot disabled\n"); + break; + case efi_secureboot_mode_enabled: + set_bit(EFI_SECURE_BOOT, &efi.flags); + pr_info("Secure boot enabled\n"); + break; + default: + pr_warn("Secure boot could not be determined (mode %u)\n", + mode); + break; + } + } +} diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c index e5e72aa5260a9..24654c7ecb04e 100644 --- a/drivers/hid/hid-lenovo.c +++ b/drivers/hid/hid-lenovo.c @@ -473,6 +473,7 @@ static int lenovo_input_mapping(struct hid_device *hdev, return lenovo_input_mapping_tp10_ultrabook_kbd(hdev, hi, field, usage, bit, max); case USB_DEVICE_ID_LENOVO_X1_TAB: + case USB_DEVICE_ID_LENOVO_X1_TAB3: return lenovo_input_mapping_x1_tab_kbd(hdev, hi, field, usage, bit, max); default: return 0; @@ -583,6 +584,7 @@ static ssize_t attr_fn_lock_store(struct device *dev, break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: + case USB_DEVICE_ID_LENOVO_X1_TAB3: ret = lenovo_led_set_tp10ubkbd(hdev, TP10UBKBD_FN_LOCK_LED, value); if (ret) return ret; @@ -776,6 +778,7 @@ static int lenovo_event(struct hid_device *hdev, struct hid_field *field, return lenovo_event_cptkbd(hdev, field, usage, value); case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: + case USB_DEVICE_ID_LENOVO_X1_TAB3: return lenovo_event_tp10ubkbd(hdev, field, usage, value); default: return 0; @@ -1056,6 +1059,7 @@ static int lenovo_led_brightness_set(struct led_classdev *led_cdev, break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: + case USB_DEVICE_ID_LENOVO_X1_TAB3: ret = lenovo_led_set_tp10ubkbd(hdev, tp10ubkbd_led[led_nr], value); break; } @@ -1286,6 +1290,7 @@ static int lenovo_probe(struct hid_device *hdev, break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: + case USB_DEVICE_ID_LENOVO_X1_TAB3: ret = lenovo_probe_tp10ubkbd(hdev); break; default: @@ -1372,6 +1377,7 @@ static void lenovo_remove(struct hid_device *hdev) break; case USB_DEVICE_ID_LENOVO_TP10UBKBD: case USB_DEVICE_ID_LENOVO_X1_TAB: + case USB_DEVICE_ID_LENOVO_X1_TAB3: lenovo_remove_tp10ubkbd(hdev); break; } @@ -1421,6 +1427,8 @@ static const struct hid_device_id lenovo_devices[] = { */ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB) }, + { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, + USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_TAB3) }, { } }; diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c index d4af17fdba467..154f0403cbf4c 100644 --- a/drivers/hid/hid-rmi.c +++ b/drivers/hid/hid-rmi.c @@ -321,21 +321,12 @@ static int rmi_input_event(struct hid_device *hdev, u8 *data, int size) { struct rmi_data *hdata = hid_get_drvdata(hdev); struct rmi_device *rmi_dev = hdata->xport.rmi_dev; - unsigned long flags; if (!(test_bit(RMI_STARTED, &hdata->flags))) return 0; - pm_wakeup_event(hdev->dev.parent, 0); - - local_irq_save(flags); - rmi_set_attn_data(rmi_dev, data[1], &data[2], size - 2); - generic_handle_irq(hdata->rmi_irq); - - local_irq_restore(flags); - return 1; } @@ -589,56 +580,6 @@ static const struct rmi_transport_ops hid_rmi_ops = { .reset = rmi_hid_reset, }; -static void rmi_irq_teardown(void *data) -{ - struct rmi_data *hdata = data; - struct irq_domain *domain = hdata->domain; - - if (!domain) - return; - - irq_dispose_mapping(irq_find_mapping(domain, 0)); - - irq_domain_remove(domain); - hdata->domain = NULL; - hdata->rmi_irq = 0; -} - -static int rmi_irq_map(struct irq_domain *h, unsigned int virq, - irq_hw_number_t hw_irq_num) -{ - irq_set_chip_and_handler(virq, &dummy_irq_chip, handle_simple_irq); - - return 0; -} - -static const struct irq_domain_ops rmi_irq_ops = { - .map = rmi_irq_map, -}; - -static int rmi_setup_irq_domain(struct hid_device *hdev) -{ - struct rmi_data *hdata = hid_get_drvdata(hdev); - int ret; - - hdata->domain = irq_domain_create_linear(hdev->dev.fwnode, 1, - &rmi_irq_ops, hdata); - if (!hdata->domain) - return -ENOMEM; - - ret = devm_add_action_or_reset(&hdev->dev, &rmi_irq_teardown, hdata); - if (ret) - return ret; - - hdata->rmi_irq = irq_create_mapping(hdata->domain, 0); - if (hdata->rmi_irq <= 0) { - hid_err(hdev, "Can't allocate an IRQ\n"); - return hdata->rmi_irq < 0 ? hdata->rmi_irq : -ENXIO; - } - - return 0; -} - static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id) { struct rmi_data *data = NULL; @@ -711,18 +652,11 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id) mutex_init(&data->page_mutex); - ret = rmi_setup_irq_domain(hdev); - if (ret) { - hid_err(hdev, "failed to allocate IRQ domain\n"); - return ret; - } - if (data->device_flags & RMI_DEVICE_HAS_PHYS_BUTTONS) rmi_hid_pdata.gpio_data.disable = true; data->xport.dev = hdev->dev.parent; data->xport.pdata = rmi_hid_pdata; - data->xport.pdata.irq = data->rmi_irq; data->xport.proto_name = "hid"; data->xport.ops = &hid_rmi_ops; diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c index bf01f01964cf9..703896981e8ae 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x-core.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c @@ -10,6 +10,7 @@ #include #include #include +#include #include #include #include @@ -2344,6 +2345,16 @@ static const struct amba_id etm4_ids[] = { {}, }; +static const struct dmi_system_id broken_coresight[] = { + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HPE"), + DMI_MATCH(DMI_PRODUCT_NAME, "Apollo 70"), + }, + }, + { } /* terminating entry */ +}; + MODULE_DEVICE_TABLE(amba, etm4_ids); static struct amba_driver etm4x_amba_driver = { @@ -2412,6 +2423,11 @@ static int __init etm4x_init(void) { int ret; + if (dmi_check_system(broken_coresight)) { + pr_info("ETM4 disabled due to firmware bug\n"); + return 0; + } + ret = etm4_pm_setup(); /* etm4_pm_setup() does its own cleanup - exit on error */ @@ -2438,6 +2454,9 @@ static int __init etm4x_init(void) static void __exit etm4x_exit(void) { + if (dmi_check_system(broken_coresight)) + return; + amba_driver_unregister(&etm4x_amba_driver); platform_driver_unregister(&etm4_platform_driver); etm4_pm_clear(); diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c index 2168b6cd71673..5d7cda175a0ce 100644 --- a/drivers/input/rmi4/rmi_driver.c +++ b/drivers/input/rmi4/rmi_driver.c @@ -182,34 +182,47 @@ void rmi_set_attn_data(struct rmi_device *rmi_dev, unsigned long irq_status, attn_data.data = fifo_data; kfifo_put(&drvdata->attn_fifo, attn_data); + + schedule_work(&drvdata->attn_work); } EXPORT_SYMBOL_GPL(rmi_set_attn_data); -static irqreturn_t rmi_irq_fn(int irq, void *dev_id) +static void attn_callback(struct work_struct *work) { - struct rmi_device *rmi_dev = dev_id; - struct rmi_driver_data *drvdata = dev_get_drvdata(&rmi_dev->dev); + struct rmi_driver_data *drvdata = container_of(work, + struct rmi_driver_data, + attn_work); struct rmi4_attn_data attn_data = {0}; int ret, count; count = kfifo_get(&drvdata->attn_fifo, &attn_data); - if (count) { - *(drvdata->irq_status) = attn_data.irq_status; - drvdata->attn_data = attn_data; - } + if (!count) + return; - ret = rmi_process_interrupt_requests(rmi_dev); + *(drvdata->irq_status) = attn_data.irq_status; + drvdata->attn_data = attn_data; + + ret = rmi_process_interrupt_requests(drvdata->rmi_dev); if (ret) - rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev, + rmi_dbg(RMI_DEBUG_CORE, &drvdata->rmi_dev->dev, "Failed to process interrupt request: %d\n", ret); - if (count) { - kfree(attn_data.data); - drvdata->attn_data.data = NULL; - } + kfree(attn_data.data); + drvdata->attn_data.data = NULL; if (!kfifo_is_empty(&drvdata->attn_fifo)) - return rmi_irq_fn(irq, dev_id); + schedule_work(&drvdata->attn_work); +} + +static irqreturn_t rmi_irq_fn(int irq, void *dev_id) +{ + struct rmi_device *rmi_dev = dev_id; + int ret; + + ret = rmi_process_interrupt_requests(rmi_dev); + if (ret) + rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev, + "Failed to process interrupt request: %d\n", ret); return IRQ_HANDLED; } @@ -217,7 +230,6 @@ static irqreturn_t rmi_irq_fn(int irq, void *dev_id) static int rmi_irq_init(struct rmi_device *rmi_dev) { struct rmi_device_platform_data *pdata = rmi_get_platform_data(rmi_dev); - struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev); int irq_flags = irq_get_trigger_type(pdata->irq); int ret; @@ -235,8 +247,6 @@ static int rmi_irq_init(struct rmi_device *rmi_dev) return ret; } - data->enabled = true; - return 0; } @@ -886,23 +896,27 @@ void rmi_enable_irq(struct rmi_device *rmi_dev, bool clear_wake) if (data->enabled) goto out; - enable_irq(irq); - data->enabled = true; - if (clear_wake && device_may_wakeup(rmi_dev->xport->dev)) { - retval = disable_irq_wake(irq); - if (retval) - dev_warn(&rmi_dev->dev, - "Failed to disable irq for wake: %d\n", - retval); - } + if (irq) { + enable_irq(irq); + data->enabled = true; + if (clear_wake && device_may_wakeup(rmi_dev->xport->dev)) { + retval = disable_irq_wake(irq); + if (retval) + dev_warn(&rmi_dev->dev, + "Failed to disable irq for wake: %d\n", + retval); + } - /* - * Call rmi_process_interrupt_requests() after enabling irq, - * otherwise we may lose interrupt on edge-triggered systems. - */ - irq_flags = irq_get_trigger_type(pdata->irq); - if (irq_flags & IRQ_TYPE_EDGE_BOTH) - rmi_process_interrupt_requests(rmi_dev); + /* + * Call rmi_process_interrupt_requests() after enabling irq, + * otherwise we may lose interrupt on edge-triggered systems. + */ + irq_flags = irq_get_trigger_type(pdata->irq); + if (irq_flags & IRQ_TYPE_EDGE_BOTH) + rmi_process_interrupt_requests(rmi_dev); + } else { + data->enabled = true; + } out: mutex_unlock(&data->enabled_mutex); @@ -922,20 +936,22 @@ void rmi_disable_irq(struct rmi_device *rmi_dev, bool enable_wake) goto out; data->enabled = false; - disable_irq(irq); - if (enable_wake && device_may_wakeup(rmi_dev->xport->dev)) { - retval = enable_irq_wake(irq); - if (retval) - dev_warn(&rmi_dev->dev, - "Failed to enable irq for wake: %d\n", - retval); - } - - /* make sure the fifo is clean */ - while (!kfifo_is_empty(&data->attn_fifo)) { - count = kfifo_get(&data->attn_fifo, &attn_data); - if (count) - kfree(attn_data.data); + if (irq) { + disable_irq(irq); + if (enable_wake && device_may_wakeup(rmi_dev->xport->dev)) { + retval = enable_irq_wake(irq); + if (retval) + dev_warn(&rmi_dev->dev, + "Failed to enable irq for wake: %d\n", + retval); + } + } else { + /* make sure the fifo is clean */ + while (!kfifo_is_empty(&data->attn_fifo)) { + count = kfifo_get(&data->attn_fifo, &attn_data); + if (count) + kfree(attn_data.data); + } } out: @@ -978,6 +994,8 @@ static int rmi_driver_remove(struct device *dev) rmi_disable_irq(rmi_dev, false); + cancel_work_sync(&data->attn_work); + rmi_f34_remove_sysfs(rmi_dev); rmi_free_function_list(rmi_dev); @@ -1223,9 +1241,15 @@ static int rmi_driver_probe(struct device *dev) } } - retval = rmi_irq_init(rmi_dev); - if (retval < 0) - goto err_destroy_functions; + if (pdata->irq) { + retval = rmi_irq_init(rmi_dev); + if (retval < 0) + goto err_destroy_functions; + } + + data->enabled = true; + + INIT_WORK(&data->attn_work, attn_callback); if (data->f01_container->dev.driver) { /* Driver already bound, so enable ATTN now. */ diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index ed6c5cb60c5ae..70cb770b78bb3 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -8,6 +8,7 @@ #include #include +#include #include #include #include @@ -2932,6 +2933,27 @@ int iommu_dev_disable_feature(struct device *dev, enum iommu_dev_features feat) } EXPORT_SYMBOL_GPL(iommu_dev_disable_feature); +#ifdef CONFIG_ARM64 +static int __init iommu_quirks(void) +{ + const char *vendor, *name; + + vendor = dmi_get_system_info(DMI_SYS_VENDOR); + name = dmi_get_system_info(DMI_PRODUCT_NAME); + + if (vendor && + (strncmp(vendor, "GIGABYTE", 8) == 0 && name && + (strncmp(name, "R120", 4) == 0 || + strncmp(name, "R270", 4) == 0))) { + pr_warn("Gigabyte %s detected, force iommu passthrough mode", name); + iommu_def_domain_type = IOMMU_DOMAIN_IDENTITY; + } + + return 0; +} +arch_initcall(iommu_quirks); +#endif + /** * iommu_setup_default_domain - Set the default_domain for the group * @group: Group to change diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index dccb60c1d9cc3..c7ec62f076c31 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4452,6 +4452,30 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9000, DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9084, quirk_bridge_cavm_thrx2_pcie_root); +/* + * PCI BAR 5 is not setup correctly for the on-board AHCI controller + * on Broadcom's Vulcan processor. Added a quirk to fix BAR 5 by + * using BAR 4's resources which are populated correctly and NOT + * actually used by the AHCI controller. + */ +static void quirk_fix_vulcan_ahci_bars(struct pci_dev *dev) +{ + struct resource *r = &dev->resource[4]; + + if (!(r->flags & IORESOURCE_MEM) || (r->start == 0)) + return; + + /* Set BAR5 resource to BAR4 */ + dev->resource[5] = *r; + + /* Update BAR5 in pci config space */ + pci_write_config_dword(dev, PCI_BASE_ADDRESS_5, r->start); + + /* Clear BAR4's resource */ + memset(r, 0, sizeof(*r)); +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9027, quirk_fix_vulcan_ahci_bars); + /* * Intersil/Techwell TW686[4589]-based video capture cards have an empty (zero) * class code. Fix it. diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 53896df7ec2bf..98e08f10f60ec 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -122,6 +122,14 @@ static const char *sd_cache_types[] = { "write back, no read (daft)" }; +static const char *sd_probe_types[] = { "async", "sync" }; + +static char sd_probe_type[6] = "async"; +module_param_string(probe, sd_probe_type, sizeof(sd_probe_type), + S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(probe, "async or sync. Setting to 'sync' disables asynchronous " + "device number assignments (sda, sdb, ...)."); + static void sd_set_flush_flag(struct scsi_disk *sdkp, struct queue_limits *lim) { @@ -4349,6 +4357,8 @@ static int __init init_sd(void) goto err_out_class; } + if (!strcmp(sd_probe_type, "sync")) + sd_template.gendrv.probe_type = PROBE_FORCE_SYNCHRONOUS; err = scsi_register_driver(&sd_template.gendrv); if (err) goto err_out_driver; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 4b93c0bd1d4bc..b98906237306d 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -5844,6 +5844,13 @@ static void hub_event(struct work_struct *work) (u16) hub->change_bits[0], (u16) hub->event_bits[0]); + /* Don't disconnect USB-SATA on TrimSlice */ + if (strcmp(dev_name(hdev->bus->controller), "tegra-ehci.0") == 0) { + if ((hdev->state == 7) && (hub->change_bits[0] == 0) && + (hub->event_bits[0] == 0x2)) + hub->event_bits[0] = 0; + } + /* Lock the device, then check to see if we were * disconnected while waiting for the lock to succeed. */ usb_lock_device(hdev); diff --git a/include/linux/crypto.h b/include/linux/crypto.h index b164da5e129e8..72bfb79b491da 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -134,6 +134,8 @@ #define CRYPTO_TFM_REQ_MAY_SLEEP 0x00000200 #define CRYPTO_TFM_REQ_MAY_BACKLOG 0x00000400 +#define CRYPTO_TFM_FIPS_COMPLIANCE 0x80000000 + /* * Miscellaneous stuff. */ diff --git a/include/linux/efi.h b/include/linux/efi.h index 6bf3c4fe85117..67e5400f76444 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -45,6 +45,8 @@ struct screen_info; #define EFI_ABORTED (21 | (1UL << (BITS_PER_LONG-1))) #define EFI_SECURITY_VIOLATION (26 | (1UL << (BITS_PER_LONG-1))) +#define EFI_IS_ERROR(x) ((x) & (1UL << (BITS_PER_LONG-1))) + typedef unsigned long efi_status_t; typedef u8 efi_bool_t; typedef u16 efi_char16_t; /* UNICODE character */ @@ -877,6 +879,14 @@ static inline int efi_range_is_wc(unsigned long start, unsigned long len) #define EFI_MEM_ATTR 10 /* Did firmware publish an EFI_MEMORY_ATTRIBUTES table? */ #define EFI_MEM_NO_SOFT_RESERVE 11 /* Is the kernel configured to ignore soft reservations? */ #define EFI_PRESERVE_BS_REGIONS 12 /* Are EFI boot-services memory segments available? */ +#define EFI_SECURE_BOOT 13 /* Are we in Secure Boot mode? */ + +enum efi_secureboot_mode { + efi_secureboot_mode_unset, + efi_secureboot_mode_unknown, + efi_secureboot_mode_disabled, + efi_secureboot_mode_enabled, +}; #ifdef CONFIG_EFI /* @@ -888,6 +898,8 @@ static inline bool efi_enabled(int feature) } extern void efi_reboot(enum reboot_mode reboot_mode, const char *__unused); +extern void __init efi_set_secure_boot(enum efi_secureboot_mode mode); + bool __pure __efi_soft_reserve_enabled(void); static inline bool __pure efi_soft_reserve_enabled(void) @@ -909,6 +921,8 @@ static inline bool efi_enabled(int feature) static inline void efi_reboot(enum reboot_mode reboot_mode, const char *__unused) {} +static inline void efi_set_secure_boot(enum efi_secureboot_mode mode) {} + static inline bool efi_soft_reserve_enabled(void) { return false; @@ -923,6 +937,7 @@ static inline void efi_find_mirror(void) {} #endif extern int efi_status_to_err(efi_status_t status); +extern const char *efi_status_to_str(efi_status_t status); /* * Variable Attributes @@ -1138,13 +1153,6 @@ static inline bool efi_runtime_disabled(void) { return true; } extern void efi_call_virt_check_flags(unsigned long flags, const void *caller); extern unsigned long efi_call_virt_save_flags(void); -enum efi_secureboot_mode { - efi_secureboot_mode_unset, - efi_secureboot_mode_unknown, - efi_secureboot_mode_disabled, - efi_secureboot_mode_enabled, -}; - static inline enum efi_secureboot_mode efi_get_secureboot_mode(efi_get_variable_t *get_var) { diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index 19c333fafe113..db33ee7f55d54 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -439,6 +439,8 @@ LSM_HOOK(int, 0, bpf_token_capable, const struct bpf_token *token, int cap) #endif /* CONFIG_BPF_SYSCALL */ LSM_HOOK(int, 0, locked_down, enum lockdown_reason what) +LSM_HOOK(int, 0, lock_kernel_down, const char *where, enum lockdown_reason level) + #ifdef CONFIG_PERF_EVENTS LSM_HOOK(int, 0, perf_event_open, struct perf_event_attr *attr, int type) diff --git a/include/linux/rmi.h b/include/linux/rmi.h index ab7eea01ab427..fff7c5f737fc8 100644 --- a/include/linux/rmi.h +++ b/include/linux/rmi.h @@ -364,6 +364,7 @@ struct rmi_driver_data { struct rmi4_attn_data attn_data; DECLARE_KFIFO(attn_fifo, struct rmi4_attn_data, 16); + struct work_struct attn_work; }; int rmi_register_transport_device(struct rmi_transport_dev *xport); diff --git a/include/linux/security.h b/include/linux/security.h index 1390f1efb4f07..b9a8ccb1dbdcc 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -507,6 +507,7 @@ int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen); int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen); int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen); int security_locked_down(enum lockdown_reason what); +int security_lock_kernel_down(const char *where, enum lockdown_reason level); int lsm_fill_user_ctx(struct lsm_ctx __user *uctx, u32 *uctx_len, void *val, size_t val_len, u64 id, u64 flags); #else /* CONFIG_SECURITY */ @@ -1477,6 +1478,10 @@ static inline int security_locked_down(enum lockdown_reason what) { return 0; } +static inline int security_lock_kernel_down(const char *where, enum lockdown_reason level) +{ + return 0; +} static inline int lsm_fill_user_ctx(struct lsm_ctx __user *uctx, u32 *uctx_len, void *val, size_t val_len, u64 id, u64 flags) diff --git a/kernel/module/signing.c b/kernel/module/signing.c index a2ff4242e623d..f0d2be1ee4f1c 100644 --- a/kernel/module/signing.c +++ b/kernel/module/signing.c @@ -61,10 +61,17 @@ int mod_verify_sig(const void *mod, struct load_info *info) modlen -= sig_len + sizeof(ms); info->len = modlen; - return verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len, + ret = verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len, VERIFY_USE_SECONDARY_KEYRING, VERIFYING_MODULE_SIGNATURE, NULL, NULL); + if (ret == -ENOKEY && IS_ENABLED(CONFIG_INTEGRITY_PLATFORM_KEYRING)) { + ret = verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len, + VERIFY_USE_PLATFORM_KEYRING, + VERIFYING_MODULE_SIGNATURE, + NULL, NULL); + } + return ret; } int module_sig_check(struct load_info *info, int flags) diff --git a/scripts/sign-file.c b/scripts/sign-file.c index 3edb156ae52c3..0114ae1dbf7ff 100644 --- a/scripts/sign-file.c +++ b/scripts/sign-file.c @@ -27,7 +27,6 @@ #include #include #include -#include /* * OpenSSL 3.0 deprecates the OpenSSL's ENGINE API. @@ -99,16 +98,6 @@ static void display_openssl_errors(int l) } } -static void drain_openssl_errors(void) -{ - const char *file; - int line; - - if (ERR_peek_error() == 0) - return; - while (ERR_get_error_line(&file, &line)) {} -} - #define ERR(cond, fmt, ...) \ do { \ bool __cond = (cond); \ @@ -144,22 +133,8 @@ static EVP_PKEY *read_private_key(const char *private_key_name) EVP_PKEY *private_key; if (!strncmp(private_key_name, "pkcs11:", 7)) { - ENGINE *e; - - ENGINE_load_builtin_engines(); - drain_openssl_errors(); - e = ENGINE_by_id("pkcs11"); - ERR(!e, "Load PKCS#11 ENGINE"); - if (ENGINE_init(e)) - drain_openssl_errors(); - else - ERR(1, "ENGINE_init"); - if (key_pass) - ERR(!ENGINE_ctrl_cmd_string(e, "PIN", key_pass, 0), - "Set PKCS#11 PIN"); - private_key = ENGINE_load_private_key(e, private_key_name, - NULL, NULL); - ERR(!private_key, "%s", private_key_name); + fprintf(stderr, "Error: pkcs11 not implemented\n"); + exit(1); } else { BIO *b; diff --git a/scripts/tags.sh b/scripts/tags.sh index 191e0461d6d5b..e6f418b3e948b 100755 --- a/scripts/tags.sh +++ b/scripts/tags.sh @@ -16,6 +16,8 @@ fi ignore="$(echo "$RCS_FIND_IGNORE" | sed 's|\\||g' )" # tags and cscope files should also ignore MODVERSION *.mod.c files ignore="$ignore ( -name *.mod.c ) -prune -o" +# RHEL tags and cscope should also ignore redhat/rpm +ignore="$ignore ( -path redhat/rpm ) -prune -o" # ignore arbitrary directories if [ -n "${IGNORE_DIRS}" ]; then diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c index d1fdd113450a6..182e8090cfe85 100644 --- a/security/integrity/platform_certs/load_uefi.c +++ b/security/integrity/platform_certs/load_uefi.c @@ -74,7 +74,8 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid, return NULL; if (*status != EFI_BUFFER_TOO_SMALL) { - pr_err("Couldn't get size: 0x%lx\n", *status); + pr_err("Couldn't get size: %s (0x%lx)\n", + efi_status_to_str(*status), *status); return NULL; } @@ -85,7 +86,8 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid, *status = efi.get_variable(name, guid, NULL, &lsize, db); if (*status != EFI_SUCCESS) { kfree(db); - pr_err("Error reading db var: 0x%lx\n", *status); + pr_err("Error reading db var: %s (0x%lx)\n", + efi_status_to_str(*status), *status); return NULL; } diff --git a/security/lockdown/Kconfig b/security/lockdown/Kconfig index e84ddf4840101..d0501353a4b95 100644 --- a/security/lockdown/Kconfig +++ b/security/lockdown/Kconfig @@ -16,6 +16,19 @@ config SECURITY_LOCKDOWN_LSM_EARLY subsystem is fully initialised. If enabled, lockdown will unconditionally be called before any other LSMs. +config LOCK_DOWN_IN_EFI_SECURE_BOOT + bool "Lock down the kernel in EFI Secure Boot mode" + default n + depends on EFI && SECURITY_LOCKDOWN_LSM_EARLY + help + UEFI Secure Boot provides a mechanism for ensuring that the firmware + will only load signed bootloaders and kernels. Secure boot mode may + be determined from EFI variables provided by the system firmware if + not indicated by the boot parameters. + + Enabling this option results in kernel lockdown being triggered if + EFI Secure Boot is set. + choice prompt "Kernel default lockdown mode" default LOCK_DOWN_KERNEL_FORCE_NONE diff --git a/security/lockdown/lockdown.c b/security/lockdown/lockdown.c index cd84d8ea1dfbf..e4c70a0312bc8 100644 --- a/security/lockdown/lockdown.c +++ b/security/lockdown/lockdown.c @@ -74,6 +74,7 @@ static int lockdown_is_locked_down(enum lockdown_reason what) static struct security_hook_list lockdown_hooks[] __ro_after_init = { LSM_HOOK_INIT(locked_down, lockdown_is_locked_down), + LSM_HOOK_INIT(lock_kernel_down, lock_kernel_down), }; const struct lsm_id lockdown_lsmid = { diff --git a/security/security.c b/security/security.c index 43166e341526c..b8cf110aeb589 100644 --- a/security/security.c +++ b/security/security.c @@ -5630,6 +5630,18 @@ int security_locked_down(enum lockdown_reason what) } EXPORT_SYMBOL(security_locked_down); +/** + * security_lock_kernel_down() - Put the kernel into lock-down mode. + * + * @where: Where the lock-down is originating from (e.g. command line option) + * @level: The lock-down level (can only increase) + */ +int security_lock_kernel_down(const char *where, enum lockdown_reason level) +{ + return call_int_hook(lock_kernel_down, where, level); +} +EXPORT_SYMBOL(security_lock_kernel_down); + #ifdef CONFIG_PERF_EVENTS /** * security_perf_event_open() - Check if a perf event open is allowed