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[PATCH openEuler-1.0-LTS v3 0/3] bugfixes for CVE-2022-45884
by liwei 02 Nov '23

02 Nov '23

bugfixes for CVE-2022-45884 Dinghao Liu (1): media: dvbdev: Fix memleak in dvb_register_device Fuqian Huang (1): media: media/dvb: Use kmemdup rather than duplicating its implementation Hyunwoo Kim (1): media: dvb-core: Fix use-after-free due to race at dvb_register_device() drivers/media/dvb-core/dvbdev.c | 86 ++++++++++++++++----- drivers/media/dvb-frontends/drx39xyj/drxj.c | 5 +- include/media/dvbdev.h | 15 ++++ 3 files changed, 82 insertions(+), 24 deletions(-) -- 2.25.1

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[PATCH openEuler-1.0-LTS v4 0/7] Fix netfilter conntrack
by Lu Wei 02 Nov '23

02 Nov '23

Florian Westphal (7): netfilter: conntrack: tell compiler to not inline nf_ct_resolve_clash netfilter: conntrack: remove two args from resolve_clash netfilter: conntrack: place confirm-bit setting in a helper netfilter: conntrack: split resolve_clash function netfilter: conntrack: allow insertion of clashing entries netfilter: conntrack: do not auto-delete clash entries on reply netfilter: conntrack: fix infinite loop on rmmod include/linux/rculist_nulls.h | 7 + .../linux/netfilter/nf_conntrack_common.h | 12 +- net/netfilter/nf_conntrack_core.c | 215 +++++++++++++++--- net/netfilter/nf_conntrack_proto_udp.c | 8 +- net/netfilter/nft_flow_offload.c | 2 +- 5 files changed, 206 insertions(+), 38 deletions(-) -- 2.34.1

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[PATCH openEuler-1.0-LTS v2 0/4] ACPI for MPAM 2.0
by Yu Liao 01 Nov '23

01 Nov '23

v1 -> v2: modified commit log Erik Kaneda (1): ACPICA: ACPI 6.4: PPTT: add new version of subtable type 1 Hesham Almatary (1): ACPICA: Add support for Arm's MPAM ACPI table version 2 Yu Liao (2): ACPI / PPTT: Find PPTT processor node by cache id ACPI/MPAM: Adapt to Arm's MPAM ACPI table version 2 arch/arm64/kernel/mpam/mpam_device.c | 2 +- drivers/acpi/arm64/Makefile | 2 +- drivers/acpi/arm64/mpam.c | 21 +++- drivers/acpi/arm64/mpam_v2.c | 175 +++++++++++++++++++++++++++ drivers/acpi/pptt.c | 55 +++++++++ include/acpi/actbl2.h | 118 ++++++++++++++++++ include/linux/acpi.h | 5 + include/linux/arm_mpam.h | 2 +- 8 files changed, 373 insertions(+), 7 deletions(-) create mode 100644 drivers/acpi/arm64/mpam_v2.c -- 2.25.1

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[PATCH openEuler-1.0-LTS v2 0/3] bugfixes for CVE-2022-45884
by liwei 01 Nov '23

01 Nov '23

bugfixes for CVE-2022-45884 Dinghao Liu (1): media: dvbdev: Fix memleak in dvb_register_device Fuqian Huang (1): media: media/dvb: Use kmemdup rather than duplicating its implementation Hyunwoo Kim (1): media: dvb-core: Fix use-after-free due to race at dvb_register_device() drivers/media/dvb-core/dvbdev.c | 86 ++++++++++++++++----- drivers/media/dvb-frontends/drx39xyj/drxj.c | 5 +- include/media/dvbdev.h | 15 ++++ 3 files changed, 82 insertions(+), 24 deletions(-) -- 2.25.1

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[PATCH OLK-5.10 v2 0/7] add sample sockmap code for redis
by Liu Jian 31 Oct '23

31 Oct '23

v1->v2: Move local_skb to a reserved field instead of inserting it to a structure hole. Fix a cgroup ref leak bug. Hengqi Chen (1): libbpf: Support uniform BTF-defined key/value specification across all BPF maps Liu Jian (4): cgroup: make cgroup_bpf_prog_attach work when cgroup2 is not mounted net: let sockops can use bpf_get_current_comm() net: add local_skb parameter to identify local tcp connection tools: add sample sockmap code for redis Xu Kuohai (1): bpf, sockmap: Fix map type error in sock_map_del_link Yosry Ahmed (1): cgroup: add cgroup_v1v2_get_from_[fd/file]() include/linux/cgroup.h | 2 + include/linux/filter.h | 1 + include/linux/skbuff.h | 2 +- include/uapi/linux/bpf.h | 1 + kernel/bpf/cgroup.c | 8 +- kernel/cgroup/cgroup.c | 72 +++++++- net/core/filter.c | 9 + net/core/sock_map.c | 10 +- net/ipv4/tcp_input.c | 4 +- net/ipv4/tcp_output.c | 4 + tools/include/uapi/linux/bpf.h | 1 + tools/lib/bpf/libbpf.c | 24 +++ tools/netacc/Makefile | 24 +++ tools/netacc/bpf_sockmap.h | 167 +++++++++++++++++++ tools/netacc/net-acc | 35 ++++ tools/netacc/netacc.c | 296 +++++++++++++++++++++++++++++++++ tools/netacc/netaccsockmap.c | 176 ++++++++++++++++++++ 17 files changed, 820 insertions(+), 16 deletions(-) create mode 100644 tools/netacc/Makefile create mode 100644 tools/netacc/bpf_sockmap.h create mode 100755 tools/netacc/net-acc create mode 100644 tools/netacc/netacc.c create mode 100644 tools/netacc/netaccsockmap.c -- 2.34.1

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[PATCH openEuler-1.0-LTS v3 0/7] Fix netfilter conntrack
by Lu Wei 31 Oct '23

31 Oct '23

Florian Westphal (7): netfilter: conntrack: tell compiler to not inline nf_ct_resolve_clash netfilter: conntrack: remove two args from resolve_clash netfilter: conntrack: place confirm-bit setting in a helper netfilter: conntrack: split resolve_clash function netfilter: conntrack: allow insertion of clashing entries netfilter: conntrack: do not auto-delete clash entries on reply netfilter: conntrack: fix infinite loop on rmmod include/linux/rculist_nulls.h | 7 + .../linux/netfilter/nf_conntrack_common.h | 12 +- net/netfilter/nf_conntrack_core.c | 215 +++++++++++++++--- net/netfilter/nf_conntrack_proto_udp.c | 7 +- net/netfilter/nft_flow_offload.c | 2 +- 5 files changed, 205 insertions(+), 38 deletions(-) -- V3: modify commit message 2.34.1

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[PATCH OLK-5.10 0/3] LoongArch: add 32/64 pc relative relocation type support
by Hongchen Zhang 31 Oct '23

31 Oct '23

Hongchen Zhang (3): LoongArch: Define relocation types for ABI v2.10 LoongArch: Add support for 32_PCREL relocation type LoongArch: Add support for 64_PCREL relocation type arch/loongarch/include/asm/elf.h | 9 +++++++++ arch/loongarch/kernel/module.c | 22 +++++++++++++++++++++- 2 files changed, 30 insertions(+), 1 deletion(-) -- 2.33.0

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[PATCH OLK-5.10 1/3] LoongArch: Define relocation types for ABI v2.10
by Hongchen Zhang 31 Oct '23

31 Oct '23

LoongArch inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I8C3BV ------------------------------------------ The relocation types from 101 to 109 are used by GNU binutils >= 2.41, add their definitions to use them in later patches. Link: https://sourceware.org/git/?p=binutils-gdb.git;a=blob;f=include/elf/loongar… Cc: <stable(a)vger.kernel.org> Signed-off-by: Tiezhu Yang <yangtiezhu(a)loongson.cn> Signed-off-by: Huacai Chen <chenhuacai(a)loongson.cn> Signed-off-by: Hongchen Zhang <zhanghongchen(a)loongson.cn> --- arch/loongarch/include/asm/elf.h | 9 +++++++++ arch/loongarch/kernel/module.c | 2 +- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/arch/loongarch/include/asm/elf.h b/arch/loongarch/include/asm/elf.h index 7af0cebf28d7..b9a4ab54285c 100644 --- a/arch/loongarch/include/asm/elf.h +++ b/arch/loongarch/include/asm/elf.h @@ -111,6 +111,15 @@ #define R_LARCH_TLS_GD_HI20 98 #define R_LARCH_32_PCREL 99 #define R_LARCH_RELAX 100 +#define R_LARCH_DELETE 101 +#define R_LARCH_ALIGN 102 +#define R_LARCH_PCREL20_S2 103 +#define R_LARCH_CFA 104 +#define R_LARCH_ADD6 105 +#define R_LARCH_SUB6 106 +#define R_LARCH_ADD_ULEB128 107 +#define R_LARCH_SUB_ULEB128 108 +#define R_LARCH_64_PCREL 109 #ifndef ELF_ARCH diff --git a/arch/loongarch/kernel/module.c b/arch/loongarch/kernel/module.c index 8127df5dd0ad..0b8ce1e0f83b 100644 --- a/arch/loongarch/kernel/module.c +++ b/arch/loongarch/kernel/module.c @@ -387,7 +387,7 @@ typedef int (*reloc_rela_handler)(struct module *mod, u32 *location, Elf_Addr v, /* The handlers for known reloc types */ static reloc_rela_handler reloc_rela_handlers[] = { - [R_LARCH_NONE ... R_LARCH_RELAX] = apply_r_larch_error, + [R_LARCH_NONE ... R_LARCH_64_PCREL] = apply_r_larch_error, [R_LARCH_NONE] = apply_r_larch_none, [R_LARCH_32] = apply_r_larch_32, -- 2.33.0

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[PATCH OLK-5.10 3/3] LoongArch: Add support for 64_PCREL relocation type
by Hongchen Zhang 31 Oct '23

31 Oct '23

LoongArch inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I8C3BV ------------------------------------------ When build and update kernel with the latest upstream binutils and loongson3_defconfig, module loader fails with: kmod: zsmalloc: Unknown relocation type 109 kmod: fuse: Unknown relocation type 109 kmod: fuse: Unknown relocation type 109 kmod: radeon: Unknown relocation type 109 kmod: nf_tables: Unknown relocation type 109 kmod: nf_tables: Unknown relocation type 109 This is because the latest upstream binutils replaces a pair of ADD64 and SUB64 with 64_PCREL, so add support for 64_PCREL relocation type. Link: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=ecb802d02eeb Cc: <stable(a)vger.kernel.org> Signed-off-by: Tiezhu Yang <yangtiezhu(a)loongson.cn> Signed-off-by: Huacai Chen <chenhuacai(a)loongson.cn> Signed-off-by: Hongchen Zhang <zhanghongchen(a)loongson.cn> --- arch/loongarch/kernel/module.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/loongarch/kernel/module.c b/arch/loongarch/kernel/module.c index a67f9def7927..b4cf3383a8bc 100644 --- a/arch/loongarch/kernel/module.c +++ b/arch/loongarch/kernel/module.c @@ -381,6 +381,15 @@ static int apply_r_larch_32_pcrel(struct module *mod, u32 *location, Elf_Addr v, return 0; } +static int apply_r_larch_64_pcrel(struct module *mod, u32 *location, Elf_Addr v, + s64 *rela_stack, size_t *rela_stack_top, unsigned int type) +{ + ptrdiff_t offset = (void *)v - (void *)location; + + *(u64 *)location = offset; + return 0; +} + /* * reloc_handlers_rela() - Apply a particular relocation to a module * @mod: the module to apply the reloc to @@ -414,6 +423,7 @@ static reloc_rela_handler reloc_rela_handlers[] = { [R_LARCH_PCALA_HI20...R_LARCH_PCALA64_HI12] = apply_r_larch_pcala, [R_LARCH_GOT_PC_HI20...R_LARCH_GOT_PC_LO12] = apply_r_larch_got_pc, [R_LARCH_32_PCREL] = apply_r_larch_32_pcrel, + [R_LARCH_64_PCREL] = apply_r_larch_64_pcrel, }; int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, -- 2.33.0

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[PATCH OLK-5.10 2/3] LoongArch: Add support for 32_PCREL relocation type
by Hongchen Zhang 31 Oct '23

31 Oct '23

LoongArch inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I8C3BV ------------------------------------------ When build and update kernel with the latest upstream binutils and loongson3_defconfig, module loader fails with: kmod: zsmalloc: Unsupport relocation type 99, please add its support. kmod: fuse: Unsupport relocation type 99, please add its support. kmod: ipmi_msghandler: Unsupport relocation type 99, please add its support. kmod: ipmi_msghandler: Unsupport relocation type 99, please add its support. kmod: pstore: Unsupport relocation type 99, please add its support. kmod: drm_display_helper: Unsupport relocation type 99, please add its support. kmod: drm_display_helper: Unsupport relocation type 99, please add its support. kmod: drm_display_helper: Unsupport relocation type 99, please add its support. kmod: fuse: Unsupport relocation type 99, please add its support. kmod: fat: Unsupport relocation type 99, please add its support. This is because the latest upstream binutils replaces a pair of ADD32 and SUB32 with 32_PCREL, so add support for 32_PCREL relocation type. Link: https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=ecb802d02eeb Cc: <stable(a)vger.kernel.org> Co-developed-by: Youling Tang <tangyouling(a)loongson.cn> Signed-off-by: Youling Tang <tangyouling(a)loongson.cn> Signed-off-by: Tiezhu Yang <yangtiezhu(a)loongson.cn> Signed-off-by: Huacai Chen <chenhuacai(a)loongson.cn> Signed-off-by: Hongchen Zhang <zhanghongchen(a)loongson.cn> --- arch/loongarch/kernel/module.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/loongarch/kernel/module.c b/arch/loongarch/kernel/module.c index 0b8ce1e0f83b..a67f9def7927 100644 --- a/arch/loongarch/kernel/module.c +++ b/arch/loongarch/kernel/module.c @@ -372,6 +372,15 @@ static int apply_r_larch_got_pc(struct module *mod, u32 *location, Elf_Addr v, return apply_r_larch_pcala(mod, location, got, rela_stack, rela_stack_top, type); } +static int apply_r_larch_32_pcrel(struct module *mod, u32 *location, Elf_Addr v, + s64 *rela_stack, size_t *rela_stack_top, unsigned int type) +{ + ptrdiff_t offset = (void *)v - (void *)location; + + *(u32 *)location = offset; + return 0; +} + /* * reloc_handlers_rela() - Apply a particular relocation to a module * @mod: the module to apply the reloc to @@ -404,6 +413,7 @@ static reloc_rela_handler reloc_rela_handlers[] = { [R_LARCH_B26] = apply_r_larch_b26, [R_LARCH_PCALA_HI20...R_LARCH_PCALA64_HI12] = apply_r_larch_pcala, [R_LARCH_GOT_PC_HI20...R_LARCH_GOT_PC_LO12] = apply_r_larch_got_pc, + [R_LARCH_32_PCREL] = apply_r_larch_32_pcrel, }; int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, -- 2.33.0

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