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[openeuler:OLK-5.10 27226/30000] arch/x86/kvm/x86.c:1076:6: warning: no previous prototype for 'kvm_post_set_cr4'
by kernel test robot 28 Aug '24

28 Aug '24

Hi Yu, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: a3e2493c22a624aefb09b92b040c97ecd2e8e2dd commit: 8a7e6f51a756aa6e88ebd5da8a5f3b6744cd07b5 [27226/30000] KVM: x86: Introduce kvm_post_set_cr4 to post handle the CR4 emulation config: x86_64-buildonly-randconfig-005-20240828 (https://download.01.org/0day-ci/archive/20240828/202408281038.faDmsrP1-lkp@…) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408281038.faDmsrP1-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202408281038.faDmsrP1-lkp@intel.com/ All warnings (new ones prefixed by >>): arch/x86/kvm/x86.c:893:6: warning: no previous prototype for 'kvm_post_set_cr0' [-Wmissing-prototypes] 893 | void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0) | ^~~~~~~~~~~~~~~~ >> arch/x86/kvm/x86.c:1076:6: warning: no previous prototype for 'kvm_post_set_cr4' [-Wmissing-prototypes] 1076 | void kvm_post_set_cr4(struct kvm_vcpu *vcpu, unsigned long old_cr4, unsigned long cr4) | ^~~~~~~~~~~~~~~~ vim +/kvm_post_set_cr4 +1076 arch/x86/kvm/x86.c 892 > 893 void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0) 894 { 895 unsigned long update_bits = X86_CR0_PG | X86_CR0_WP; 896 897 if ((cr0 ^ old_cr0) & X86_CR0_PG) { 898 kvm_clear_async_pf_completion_queue(vcpu); 899 kvm_async_pf_hash_reset(vcpu); 900 } 901 902 if ((cr0 ^ old_cr0) & update_bits) 903 kvm_mmu_reset_context(vcpu); 904 905 if (((cr0 ^ old_cr0) & X86_CR0_CD) && 906 kvm_arch_has_noncoherent_dma(vcpu->kvm) && 907 !kvm_check_has_quirk(vcpu->kvm, KVM_X86_QUIRK_CD_NW_CLEARED)) 908 kvm_zap_gfn_range(vcpu->kvm, 0, ~0ULL); 909 } 910 911 int kvm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) 912 { 913 unsigned long old_cr0 = kvm_read_cr0(vcpu); 914 unsigned long pdptr_bits = X86_CR0_CD | X86_CR0_NW | X86_CR0_PG; 915 916 cr0 |= X86_CR0_ET; 917 918 #ifdef CONFIG_X86_64 919 if (cr0 & 0xffffffff00000000UL) 920 return 1; 921 #endif 922 923 cr0 &= ~CR0_RESERVED_BITS; 924 925 if ((cr0 & X86_CR0_NW) && !(cr0 & X86_CR0_CD)) 926 return 1; 927 928 if ((cr0 & X86_CR0_PG) && !(cr0 & X86_CR0_PE)) 929 return 1; 930 931 #ifdef CONFIG_X86_64 932 if ((vcpu->arch.efer & EFER_LME) && !is_paging(vcpu) && 933 (cr0 & X86_CR0_PG)) { 934 int cs_db, cs_l; 935 936 if (!is_pae(vcpu)) 937 return 1; 938 kvm_x86_ops.get_cs_db_l_bits(vcpu, &cs_db, &cs_l); 939 if (cs_l) 940 return 1; 941 } 942 #endif 943 if (!(vcpu->arch.efer & EFER_LME) && (cr0 & X86_CR0_PG) && 944 is_pae(vcpu) && ((cr0 ^ old_cr0) & pdptr_bits) && 945 !load_pdptrs(vcpu, vcpu->arch.walk_mmu, kvm_read_cr3(vcpu))) 946 return 1; 947 948 if (!(cr0 & X86_CR0_PG) && kvm_read_cr4_bits(vcpu, X86_CR4_PCIDE)) 949 return 1; 950 951 kvm_x86_ops.set_cr0(vcpu, cr0); 952 953 kvm_post_set_cr0(vcpu, old_cr0, cr0); 954 955 return 0; 956 } 957 EXPORT_SYMBOL_GPL(kvm_set_cr0); 958 959 void kvm_lmsw(struct kvm_vcpu *vcpu, unsigned long msw) 960 { 961 (void)kvm_set_cr0(vcpu, kvm_read_cr0_bits(vcpu, ~0x0eul) | (msw & 0x0f)); 962 } 963 EXPORT_SYMBOL_GPL(kvm_lmsw); 964 965 void kvm_load_guest_xsave_state(struct kvm_vcpu *vcpu) 966 { 967 if (kvm_read_cr4_bits(vcpu, X86_CR4_OSXSAVE)) { 968 969 if (vcpu->arch.xcr0 != host_xcr0) 970 xsetbv(XCR_XFEATURE_ENABLED_MASK, vcpu->arch.xcr0); 971 972 if (vcpu->arch.xsaves_enabled && 973 vcpu->arch.ia32_xss != host_xss) 974 wrmsrl(MSR_IA32_XSS, vcpu->arch.ia32_xss); 975 } 976 977 if (static_cpu_has(X86_FEATURE_PKU) && 978 (kvm_read_cr4_bits(vcpu, X86_CR4_PKE) || 979 (vcpu->arch.xcr0 & XFEATURE_MASK_PKRU)) && 980 vcpu->arch.pkru != vcpu->arch.host_pkru) 981 write_pkru(vcpu->arch.pkru); 982 } 983 EXPORT_SYMBOL_GPL(kvm_load_guest_xsave_state); 984 985 void kvm_load_host_xsave_state(struct kvm_vcpu *vcpu) 986 { 987 if (static_cpu_has(X86_FEATURE_PKU) && 988 (kvm_read_cr4_bits(vcpu, X86_CR4_PKE) || 989 (vcpu->arch.xcr0 & XFEATURE_MASK_PKRU))) { 990 vcpu->arch.pkru = rdpkru(); 991 if (vcpu->arch.pkru != vcpu->arch.host_pkru) 992 write_pkru(vcpu->arch.host_pkru); 993 } 994 995 if (kvm_read_cr4_bits(vcpu, X86_CR4_OSXSAVE)) { 996 997 if (vcpu->arch.xcr0 != host_xcr0) 998 xsetbv(XCR_XFEATURE_ENABLED_MASK, host_xcr0); 999 1000 if (vcpu->arch.xsaves_enabled && 1001 vcpu->arch.ia32_xss != host_xss) 1002 wrmsrl(MSR_IA32_XSS, host_xss); 1003 } 1004 1005 } 1006 EXPORT_SYMBOL_GPL(kvm_load_host_xsave_state); 1007 1008 static int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) 1009 { 1010 u64 xcr0 = xcr; 1011 u64 old_xcr0 = vcpu->arch.xcr0; 1012 u64 valid_bits; 1013 1014 /* Only support XCR_XFEATURE_ENABLED_MASK(xcr0) now */ 1015 if (index != XCR_XFEATURE_ENABLED_MASK) 1016 return 1; 1017 if (!(xcr0 & XFEATURE_MASK_FP)) 1018 return 1; 1019 if ((xcr0 & XFEATURE_MASK_YMM) && !(xcr0 & XFEATURE_MASK_SSE)) 1020 return 1; 1021 1022 /* 1023 * Do not allow the guest to set bits that we do not support 1024 * saving. However, xcr0 bit 0 is always set, even if the 1025 * emulated CPU does not support XSAVE (see fx_init). 1026 */ 1027 valid_bits = vcpu->arch.guest_supported_xcr0 | XFEATURE_MASK_FP; 1028 if (xcr0 & ~valid_bits) 1029 return 1; 1030 1031 if ((!(xcr0 & XFEATURE_MASK_BNDREGS)) != 1032 (!(xcr0 & XFEATURE_MASK_BNDCSR))) 1033 return 1; 1034 1035 if (xcr0 & XFEATURE_MASK_AVX512) { 1036 if (!(xcr0 & XFEATURE_MASK_YMM)) 1037 return 1; 1038 if ((xcr0 & XFEATURE_MASK_AVX512) != XFEATURE_MASK_AVX512) 1039 return 1; 1040 } 1041 1042 if ((xcr0 & XFEATURE_MASK_XTILE) && 1043 ((xcr0 & XFEATURE_MASK_XTILE) != XFEATURE_MASK_XTILE)) 1044 return 1; 1045 1046 vcpu->arch.xcr0 = xcr0; 1047 1048 if ((xcr0 ^ old_xcr0) & XFEATURE_MASK_EXTEND) 1049 kvm_update_cpuid_runtime(vcpu); 1050 return 0; 1051 } 1052 1053 int kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) 1054 { 1055 if (kvm_x86_ops.get_cpl(vcpu) != 0 || 1056 __kvm_set_xcr(vcpu, index, xcr)) { 1057 kvm_inject_gp(vcpu, 0); 1058 return 1; 1059 } 1060 return 0; 1061 } 1062 EXPORT_SYMBOL_GPL(kvm_set_xcr); 1063 1064 bool kvm_is_valid_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) 1065 { 1066 if (cr4 & cr4_reserved_bits) 1067 return false; 1068 1069 if (cr4 & vcpu->arch.cr4_guest_rsvd_bits) 1070 return false; 1071 1072 return kvm_x86_ops.is_valid_cr4(vcpu, cr4); 1073 } 1074 EXPORT_SYMBOL_GPL(kvm_is_valid_cr4); 1075 > 1076 void kvm_post_set_cr4(struct kvm_vcpu *vcpu, unsigned long old_cr4, unsigned long cr4) 1077 { 1078 unsigned long mmu_role_bits = X86_CR4_PGE | X86_CR4_PSE | X86_CR4_PAE | 1079 X86_CR4_SMEP | X86_CR4_SMAP | X86_CR4_PKE; 1080 1081 if (((cr4 ^ old_cr4) & mmu_role_bits) || 1082 (!(cr4 & X86_CR4_PCIDE) && (old_cr4 & X86_CR4_PCIDE))) 1083 kvm_mmu_reset_context(vcpu); 1084 } 1085 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 7228/13744] drivers/scsi/sssraid/sssraid_os.c:1553: undefined reference to `msi_domain_first_desc'
by kernel test robot 28 Aug '24

28 Aug '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: e65c0786c5c765daf978c13bfe587f5426745bc7 commit: 165b3cc224374728856b5584455d7ae7f054fbe5 [7228/13744] SCSI: SSSRAID: Support 3SNIC 3S5XX serial RAID/HBA controllers config: x86_64-randconfig-074-20240827 (https://download.01.org/0day-ci/archive/20240828/202408281025.qPre06ub-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408281025.qPre06ub-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202408281025.qPre06ub-lkp@intel.com/ All errors (new ones prefixed by >>): ld: vmlinux.o: in function `ls2k500sfb_events_fn': drivers/video/fbdev/ls2k500sfb.c:249: undefined reference to `fg_console' ld: drivers/video/fbdev/ls2k500sfb.c:249: undefined reference to `fg_console' ld: drivers/video/fbdev/ls2k500sfb.c:249: undefined reference to `fg_console' ld: vmlinux.o: in function `sssraid_map_queues': >> drivers/scsi/sssraid/sssraid_os.c:1553: undefined reference to `msi_domain_first_desc' >> ld: drivers/scsi/sssraid/sssraid_os.c:1553: undefined reference to `msi_next_desc' vim +1553 drivers/scsi/sssraid/sssraid_os.c 1535 1536 static void sssraid_map_queues(struct Scsi_Host *shost) 1537 { 1538 struct sssraid_ioc *sdioc = shost_priv(shost); 1539 struct pci_dev *pdev = sdioc->pdev; 1540 struct msi_desc *entry = NULL; 1541 struct irq_affinity_desc *affinity = NULL; 1542 struct blk_mq_tag_set *tag_set = &shost->tag_set; 1543 struct blk_mq_queue_map *queue_map = &tag_set->map[HCTX_TYPE_DEFAULT]; 1544 const struct cpumask *node_mask = NULL; 1545 unsigned int queue_offset = queue_map->queue_offset; 1546 unsigned int *map = queue_map->mq_map; 1547 unsigned int nr_queues = queue_map->nr_queues; 1548 unsigned int node_id, node_id_last = 0xFFFFFFFF; 1549 int cpu, first_sibling, cpu_index = 0; 1550 u8 node_count = 0, i; 1551 unsigned int node_id_array[100]; 1552 > 1553 msi_for_each_desc(entry, &pdev->dev, MSI_DESC_ALL) { 1554 if (entry->irq) { 1555 affinity = entry->affinity; 1556 node_mask = &affinity->mask; 1557 1558 cpu = cpumask_first(node_mask); 1559 node_id = cpu_to_node(cpu); 1560 if (node_id_last == node_id) 1561 continue; 1562 1563 for (i = 0; i < node_count; i++) { 1564 if (node_id == node_id_array[i]) 1565 goto get_next_numa_node; 1566 } 1567 node_id_array[node_count++] = node_id; 1568 node_id_last = node_id; 1569 } 1570 get_next_numa_node: 1571 continue; 1572 } 1573 1574 for (i = 0; i < node_count; i++) { 1575 node_mask = cpumask_of_node(node_id_array[i]); 1576 dbgprint(sdioc, "NUMA_node = %d\n", node_id_array[i]); 1577 for_each_cpu(cpu, node_mask) { 1578 if (cpu_index < nr_queues) { 1579 map[cpu_index++] = queue_offset + (cpu % nr_queues); 1580 } else { 1581 first_sibling = sssraid_get_first_sibling(cpu); 1582 if (first_sibling == cpu) 1583 map[cpu_index++] = queue_offset + (cpu % nr_queues); 1584 else 1585 map[cpu_index++] = map[first_sibling]; 1586 } 1587 dbgprint(sdioc, "map[%d] = %d\n", cpu_index - 1, map[cpu_index - 1]); 1588 } 1589 } 1590 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[PATCH openEuler-22.03-LTS] drm/amdgpu: Fix the null pointer dereference to ras_manager
by Ye Bin 28 Aug '24

28 Aug '24

From: Ma Jun <Jun.Ma2(a)amd.com> stable inclusion from stable-v5.10.224 commit d81c1eeb333d84b3012a91c0500189dc1d71e46c category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAMM8O CVE: CVE-2024-43908 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 4c11d30c95576937c6c35e6f29884761f2dddb43 ] Check ras_manager before using it Signed-off-by: Ma Jun <Jun.Ma2(a)amd.com> Reviewed-by: Lijo Lazar <lijo.lazar(a)amd.com> Signed-off-by: Alex Deucher <alexander.deucher(a)amd.com> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: Ye Bin <yebin10(a)huawei.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index eb22a190c242..d0f6b5a49d69 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -1345,12 +1345,15 @@ static void amdgpu_ras_interrupt_process_handler(struct work_struct *work) int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev, struct ras_dispatch_if *info) { - struct ras_manager *obj = amdgpu_ras_find_obj(adev, &info->head); - struct ras_ih_data *data = &obj->ih_data; + struct ras_manager *obj; + struct ras_ih_data *data; + obj = amdgpu_ras_find_obj(adev, &info->head); if (!obj) return -EINVAL; + data = &obj->ih_data; + if (data->inuse == 0) return 0; -- 2.34.1

2 5

[openeuler:OLK-5.10 27219/30000] arch/x86/kvm/x86.c:893:6: warning: no previous prototype for function 'kvm_post_set_cr0'
by kernel test robot 28 Aug '24

28 Aug '24

Hi Yu, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: a3e2493c22a624aefb09b92b040c97ecd2e8e2dd commit: 1686d271f795f8756b49151978b95b095c0598ad [27219/30000] KVM: x86: Introduce kvm_post_set_cr0 to post handle the CR0 emulation config: x86_64-rhel-8.3-rust (https://download.01.org/0day-ci/archive/20240828/202408281042.WYKCGMvH-lkp@…) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408281042.WYKCGMvH-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202408281042.WYKCGMvH-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/x86/kvm/x86.c:893:6: warning: no previous prototype for function 'kvm_post_set_cr0' [-Wmissing-prototypes] 893 | void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0) | ^ arch/x86/kvm/x86.c:893:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 893 | void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0) | ^ | static 1 warning generated. vim +/kvm_post_set_cr0 +893 arch/x86/kvm/x86.c 892 > 893 void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned long cr0) 894 { 895 unsigned long update_bits = X86_CR0_PG | X86_CR0_WP; 896 897 if ((cr0 ^ old_cr0) & X86_CR0_PG) { 898 kvm_clear_async_pf_completion_queue(vcpu); 899 kvm_async_pf_hash_reset(vcpu); 900 } 901 902 if ((cr0 ^ old_cr0) & update_bits) 903 kvm_mmu_reset_context(vcpu); 904 905 if (((cr0 ^ old_cr0) & X86_CR0_CD) && 906 kvm_arch_has_noncoherent_dma(vcpu->kvm) && 907 !kvm_check_has_quirk(vcpu->kvm, KVM_X86_QUIRK_CD_NW_CLEARED)) 908 kvm_zap_gfn_range(vcpu->kvm, 0, ~0ULL); 909 } 910 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[openeuler:OLK-6.6 6858/13744] drivers/char/ipmi/ipmi_bt_sm.c:194:11: error: implicit declaration of function 'acpi_evaluate_integer' is invalid in C99
by kernel test robot 28 Aug '24

28 Aug '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: e65c0786c5c765daf978c13bfe587f5426745bc7 commit: 6449ff7a5a2b148bc0a60efb3f0d723aaeceaae6 [6858/13744] ipmi: Errata workaround to prevent SMS message processing timeout config: arm64-randconfig-003-20240827 (https://download.01.org/0day-ci/archive/20240828/202408281024.R754Msvr-lkp@…) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408281024.R754Msvr-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202408281024.R754Msvr-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/char/ipmi/ipmi_bt_sm.c:194:11: error: implicit declaration of function 'acpi_evaluate_integer' is invalid in C99 [-Werror,-Wimplicit-function-declaration] status = acpi_evaluate_integer(handle, "SATN", NULL, &tmp); ^ drivers/char/ipmi/ipmi_bt_sm.c:194:11: note: did you mean 'acpi_evaluate_object'? include/acpi/acpixf.h:550:8: note: 'acpi_evaluate_object' declared here acpi_evaluate_object(acpi_handle object, ^ include/acpi/platform/aclinux.h:93:21: note: expanded from macro 'ACPI_EXTERNAL_RETURN_STATUS' static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} ^ 1 error generated. vim +/acpi_evaluate_integer +194 drivers/char/ipmi/ipmi_bt_sm.c 177 178 #ifdef CONFIG_HISILICON_ERRATUM_162102203 179 /* 180 * To confirm whether the SMS_ATN flag needs to be stored and get 181 * quirk through the method reported by the BIOS. Because in special 182 * cases SMS_ATN flag bits may be lost before being processed. 183 */ 184 static bool get_sms_atn_quirk(struct si_sm_io *io) 185 { 186 acpi_handle handle; 187 acpi_status status; 188 unsigned long long tmp; 189 190 handle = ACPI_HANDLE(io->dev); 191 if (!handle) 192 return false; 193 > 194 status = acpi_evaluate_integer(handle, "SATN", NULL, &tmp); 195 if (ACPI_FAILURE(status)) 196 return false; 197 else if (tmp != 1) 198 return false; 199 200 return true; 201 } 202 #endif 203 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

1 0

[PATCH OLK-5.10] drm/amdgpu: Fix the null pointer dereference to ras_manager
by Ye Bin 28 Aug '24

28 Aug '24

From: Ma Jun <Jun.Ma2(a)amd.com> stable inclusion from stable-v5.10.224 commit d81c1eeb333d84b3012a91c0500189dc1d71e46c category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAMM8O CVE: CVE-2024-43908 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 4c11d30c95576937c6c35e6f29884761f2dddb43 ] Check ras_manager before using it Signed-off-by: Ma Jun <Jun.Ma2(a)amd.com> Reviewed-by: Lijo Lazar <lijo.lazar(a)amd.com> Signed-off-by: Alex Deucher <alexander.deucher(a)amd.com> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: Ye Bin <yebin10(a)huawei.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index aafda5c32847..b8da22477875 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -1348,12 +1348,15 @@ static void amdgpu_ras_interrupt_process_handler(struct work_struct *work) int amdgpu_ras_interrupt_dispatch(struct amdgpu_device *adev, struct ras_dispatch_if *info) { - struct ras_manager *obj = amdgpu_ras_find_obj(adev, &info->head); - struct ras_ih_data *data = &obj->ih_data; + struct ras_manager *obj; + struct ras_ih_data *data; + obj = amdgpu_ras_find_obj(adev, &info->head); if (!obj) return -EINVAL; + data = &obj->ih_data; + if (data->inuse == 0) return 0; -- 2.34.1

2 1

[PATCH 0/4] Fix CVE-2024-40901
by Wang Wensheng 28 Aug '24

28 Aug '24

Breno Leitao (1): scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory Jia-Ju Bai (1): scsi: mpt3sas: Fix error return code of mpt3sas_base_attach() Joe Perches (1): scsi: mpt3sas: Add ioc_<level> logging macros Suganath Prabu (1): scsi: mpt3sas: Gracefully handle online firmware update drivers/scsi/mpt3sas/mpt3sas_base.c | 120 +++++++++++++++++++++++++++- drivers/scsi/mpt3sas/mpt3sas_base.h | 11 +++ 2 files changed, 129 insertions(+), 2 deletions(-) -- 2.17.1

1 4

[PATCH OLK-6.6] jfs: Fix shift-out-of-bounds in dbDiscardAG
by GONG Ruiqi 28 Aug '24

28 Aug '24

From: Pei Li <peili.dev(a)gmail.com> stable inclusion from stable-v6.6.47 commit f650148b43949ca9e37e820804bb6026fff404f3 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAMMML CVE: CVE-2024-44938 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 7063b80268e2593e58bee8a8d709c2f3ff93e2f2 ] When searching for the next smaller log2 block, BLKSTOL2() returned 0, causing shift exponent -1 to be negative. This patch fixes the issue by exiting the loop directly when negative shift is found. Reported-by: syzbot+61be3359d2ee3467e7e4(a)syzkaller.appspotmail.com Closes: https://syzkaller.appspot.com/bug?extid=61be3359d2ee3467e7e4 Signed-off-by: Pei Li <peili.dev(a)gmail.com> Signed-off-by: Dave Kleikamp <dave.kleikamp(a)oracle.com> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: GONG Ruiqi <gongruiqi1(a)huawei.com> --- fs/jfs/jfs_dmap.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index cb3cda1390ad..5713994328cb 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -1626,6 +1626,8 @@ s64 dbDiscardAG(struct inode *ip, int agno, s64 minlen) } else if (rc == -ENOSPC) { /* search for next smaller log2 block */ l2nb = BLKSTOL2(nblocks) - 1; + if (unlikely(l2nb < 0)) + break; nblocks = 1LL << l2nb; } else { /* Trim any already allocated blocks */ -- 2.25.1

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[PATCH OLK-5.10] jfs: Fix shift-out-of-bounds in dbDiscardAG
by GONG Ruiqi 28 Aug '24

28 Aug '24

From: Pei Li <peili.dev(a)gmail.com> mainline inclusion from mainline-v6.11-rc1 commit 7063b80268e2593e58bee8a8d709c2f3ff93e2f2 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IAMMML CVE: CVE-2024-44938 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… ------------------------------------------------- When searching for the next smaller log2 block, BLKSTOL2() returned 0, causing shift exponent -1 to be negative. This patch fixes the issue by exiting the loop directly when negative shift is found. Reported-by: syzbot+61be3359d2ee3467e7e4(a)syzkaller.appspotmail.com Closes: https://syzkaller.appspot.com/bug?extid=61be3359d2ee3467e7e4 Signed-off-by: Pei Li <peili.dev(a)gmail.com> Signed-off-by: Dave Kleikamp <dave.kleikamp(a)oracle.com> Signed-off-by: GONG Ruiqi <gongruiqi1(a)huawei.com> --- fs/jfs/jfs_dmap.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index e678fa517cf7..2bbdae936076 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -1694,6 +1694,8 @@ s64 dbDiscardAG(struct inode *ip, int agno, s64 minlen) } else if (rc == -ENOSPC) { /* search for next smaller log2 block */ l2nb = BLKSTOL2(nblocks) - 1; + if (unlikely(l2nb < 0)) + break; nblocks = 1LL << l2nb; } else { /* Trim any already allocated blocks */ -- 2.25.1

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[PATCH openEuler-1.0-LTS 0/4] LTS patches round
by Zhengchao Shao 28 Aug '24

28 Aug '24

LTS patches round. Neal Cardwell (1): UPSTREAM: tcp: fix DSACK undo in fast recovery to call tcp_try_to_open() Yousuk Seung (1): tcp: add ece_ack flag to reno sack functions Yuchung Cheng (1): net: tcp better handling of reordering then loss cases zhang kai (1): tcp: tcp_mark_head_lost is only valid for sack-tcp net/ipv4/tcp_input.c | 97 ++++++++++++++++++++------------------------ 1 file changed, 44 insertions(+), 53 deletions(-) -- 2.34.1

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