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[PATCH OLK-5.10] arm64: dts: qcom: sdm845-db845c: Mark cont splash memory region as reserved
by Guo Mengqi 16 Apr '24

16 Apr '24

From: Amit Pundir <amit.pundir(a)linaro.org> mainline inclusion from mainline-v6.6-rc1 commit 110e70fccce4f22b53986ae797d665ffb1950aa6 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I95ATF CVE: CVE-2023-52561 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… -------------------------------- [ Upstream commit 110e70fccce4f22b53986ae797d665ffb1950aa6 ] Adding a reserved memory region for the framebuffer memory (the splash memory region set up by the bootloader). It fixes a kernel panic (arm-smmu: Unhandled context fault at this particular memory region) reported on DB845c running v5.10.y. Cc: stable(a)vger.kernel.org # v5.10+ Reviewed-by: Caleb Connolly <caleb.connolly(a)linaro.org> Signed-off-by: Amit Pundir <amit.pundir(a)linaro.org> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski(a)linaro.org> Link: https://lore.kernel.org/r/20230726132719.2117369-2-amit.pundir@linaro.org Signed-off-by: Bjorn Andersson <andersson(a)kernel.org> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: Guo Mengqi <guomengqi3(a)huawei.com> --- arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts index 1e889ca932e4..67cd869de352 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts @@ -85,6 +85,14 @@ }; }; + reserved-memory { + /* Cont splash region set up by the bootloader */ + cont_splash_mem: framebuffer@9d400000 { + reg = <0x0 0x9d400000 0x0 0x2400000>; + no-map; + }; + }; + lt9611_1v8: lt9611-vdd18-regulator { compatible = "regulator-fixed"; regulator-name = "LT9611_1V8"; @@ -482,6 +490,7 @@ }; &mdss { + memory-region = <&cont_splash_mem>; status = "okay"; }; -- 2.17.1

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[PATCH 2 0/1] fix deadlock in cgroup1_writeback
by Chen Ridong 16 Apr '24

16 Apr '24

*** BLURB HERE *** Chen Ridong (1): cgroup_writeback: fix deadlock in cgroup1_writeback mm/memcontrol.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) -- 2.34.1

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[PATCH OLK-6.6 00/14] mm: some optimization about hugetlb and thp
by Kefeng Wang 16 Apr '24

16 Apr '24

1. hugetlb: remove hugetlb special casing in filemap.c 2. thp: 1) align larger anonymous mappings on THP 2) batch tlb flush when splitting 3) try madvise huge for file exec Baolin Wang (1): mm: huge_memory: batch tlb flush when splitting a pte-mapped THP Fangrui Song (1): mm: remove VM_EXEC requirement for THP eligibility Kefeng Wang (1): mm: filemap: try to enable THP for exec mapping Lance Yang (2): mm/khugepaged: bypassing unnecessary scans with MMF_DISABLE_THP check mm/khugepaged: keep mm in mm_slot without MMF_DISABLE_THP check Lorenzo Stoakes (1): mm/filemap: clarify filemap_fault() comments for not uptodate case Rik van Riel (1): mm: align larger anonymous mappings on THP boundaries Ryan Roberts (1): mm: thp_get_unmapped_area must honour topdown preference Sidhartha Kumar (3): mm/filemap: remove hugetlb special casing in filemap.c mm/hugetlb: have CONFIG_HUGETLB_PAGE select CONFIG_XARRAY_MULTI fs/hugetlbfs/inode.c: mm/memory-failure.c: fix hugetlbfs hwpoison handling Yang Shi (3): mm: mmap: map MAP_STACK to VM_NOHUGEPAGE mm: huge_memory: don't force huge page alignment on 32 bit mm: mmap: no need to call khugepaged_enter_vma() for stack Documentation/admin-guide/mm/transhuge.rst | 7 ++ fs/Kconfig | 1 + fs/hugetlbfs/inode.c | 37 +++++----- include/linux/huge_mm.h | 2 +- include/linux/hugetlb.h | 12 ++++ include/linux/mman.h | 1 + include/linux/pagemap.h | 32 +-------- mm/filemap.c | 80 ++++++++++++++-------- mm/huge_memory.c | 47 ++++++++++++- mm/hugetlb.c | 32 ++------- mm/khugepaged.c | 16 +++-- mm/memory-failure.c | 2 +- mm/migrate.c | 6 +- mm/mmap.c | 11 +-- 14 files changed, 165 insertions(+), 121 deletions(-) -- 2.27.0

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[PATCH openEuler-22.03-LTS 0/1] Fixed CVE-2023-52504
by Zheng Zengkai 16 Apr '24

16 Apr '24

Considering that CONFIG_X86_5LEVEL is enabled in openEuler 5.10, Backport patch from 5.10.199 LTS to fix CVE-2023-52504. https://nvd.nist.gov/vuln/detail/CVE-2023-52504 Kirill A. Shutemov (1): x86/alternatives: Disable KASAN in apply_alternatives() arch/x86/kernel/alternative.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) -- 2.20.1

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[PATCH openEuler-22.03-SP2] x86/srso: Fix SBPB enablement for spec_rstack_overflow=off
by Yang Yingliang 16 Apr '24

16 Apr '24

From: Josh Poimboeuf <jpoimboe(a)kernel.org> stable inclusion from stable-v5.10.198 commit ae806c74c0634b0c23855066d8ba28d850fd1260 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I987V5 CVE: CVE-2023-52575 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 01b057b2f4cc2d905a0bd92195657dbd9a7005ab ] If the user has requested no SRSO mitigation, other mitigations can use the lighter-weight SBPB instead of IBPB. Fixes: fb3bd914b3ec ("x86/srso: Add a Speculative RAS Overflow mitigation") Signed-off-by: Josh Poimboeuf <jpoimboe(a)kernel.org> Signed-off-by: Ingo Molnar <mingo(a)kernel.org> Signed-off-by: Borislav Petkov (AMD) <bp(a)alien8.de> Acked-by: Borislav Petkov (AMD) <bp(a)alien8.de> Link: https://lore.kernel.org/r/b20820c3cfd1003171135ec8d762a0b957348497.16938899… Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: sanglipeng <sanglipeng1(a)jd.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- arch/x86/kernel/cpu/bugs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index f12394ea736a..8a4c8cb5001b 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -2393,7 +2393,7 @@ static void __init srso_select_mitigation(void) switch (srso_cmd) { case SRSO_CMD_OFF: - return; + goto pred_cmd; case SRSO_CMD_MICROCODE: if (has_microcode) { -- 2.25.1

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[PATCH openEuler-22.03-LTS-SP2 0/5] Fix CVE-2024-26659
by Zheng Yejian 16 Apr '24

16 Apr '24

Mathias Nyman (4): xhci: remove extra loop in interrupt context xhci: prevent double-fetch of transfer and transfer event TRBs xhci: process isoc TD properly when there was a transaction error mid TD. xhci: Fix incorrect tracking of free space on transfer rings Michal Pecio (1): xhci: handle isoc Babble and Buffer Overrun events properly drivers/usb/host/xhci-ring.c | 170 +++++++++++++++++++++++++---------- drivers/usb/host/xhci.h | 3 + 2 files changed, 128 insertions(+), 45 deletions(-) -- 2.25.1

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[PATCH OLK-5.10 0/5] Fix CVE-2024-26659
by Zheng Yejian 16 Apr '24

16 Apr '24

Mathias Nyman (4): xhci: remove extra loop in interrupt context xhci: prevent double-fetch of transfer and transfer event TRBs xhci: process isoc TD properly when there was a transaction error mid TD. xhci: Fix incorrect tracking of free space on transfer rings Michal Pecio (1): xhci: handle isoc Babble and Buffer Overrun events properly drivers/usb/host/xhci-ring.c | 170 +++++++++++++++++++++++++---------- drivers/usb/host/xhci.h | 3 + 2 files changed, 128 insertions(+), 45 deletions(-) -- 2.25.1

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[openeuler:OLK-5.10 29814/30000] drivers/net/ethernet/bzwx/nce/comm/txrx.c:5:10: fatal error: 'ne6x_trace.h' file not found
by kernel test robot 16 Apr '24

16 Apr '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: a474d353b33ec1a40219c2e286c74e1b19377dff commit: 5b3d89af9629848d7a4a4928fd911364e310cb06 [29814/30000] drivers: add Chengdu BeiZhongWangXin Technology N5/N6 Series Network Card Driver config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240416/202404161958.Po7ipjlU-lkp@…) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240416/202404161958.Po7ipjlU-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/202404161958.Po7ipjlU-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/net/ethernet/bzwx/nce/comm/txrx.c:5:10: fatal error: 'ne6x_trace.h' file not found 5 | #include "ne6x_trace.h" | ^~~~~~~~~~~~~~ 1 error generated. -- In file included from drivers/net/ethernet/bzwx/nce/ne6x/ne6x_main.c:14: >> drivers/net/ethernet/bzwx/nce/ne6x/ne6x.h:35:10: fatal error: 'reg.h' file not found 35 | #include "reg.h" | ^~~~~~~ 1 error generated. -- In file included from drivers/net/ethernet/bzwx/nce/ne6x_vf/ne6xvf_main.c:8: >> drivers/net/ethernet/bzwx/nce/ne6x_vf/ne6xvf.h:41:10: fatal error: 'reg.h' file not found 41 | #include "reg.h" | ^~~~~~~ 1 error generated. vim +5 drivers/net/ethernet/bzwx/nce/comm/txrx.c 3 4 #include "txrx.h" > 5 #include "ne6x_trace.h" 6 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH OLK-6.6 00/14] mm: some optimization about hugetlb and thp
by Kefeng Wang 16 Apr '24

16 Apr '24

1. hugetlb: remove hugetlb special casing in filemap.c 2. thp: 1) align larger anonymous mappings on THP 2) batch tlb flush when splitting 3) try madvise huge for file exec Baolin Wang (1): mm: huge_memory: batch tlb flush when splitting a pte-mapped THP Fangrui Song (1): mm: remove VM_EXEC requirement for THP eligibility Kefeng Wang (1): mm: filemap: try to enable THP for exec mapping Lance Yang (2): mm/khugepaged: bypassing unnecessary scans with MMF_DISABLE_THP check mm/khugepaged: keep mm in mm_slot without MMF_DISABLE_THP check Lorenzo Stoakes (1): mm/filemap: clarify filemap_fault() comments for not uptodate case Rik van Riel (1): mm: align larger anonymous mappings on THP boundaries Ryan Roberts (1): mm: thp_get_unmapped_area must honour topdown preference Sidhartha Kumar (3): mm/filemap: remove hugetlb special casing in filemap.c mm/hugetlb: have CONFIG_HUGETLB_PAGE select CONFIG_XARRAY_MULTI fs/hugetlbfs/inode.c: mm/memory-failure.c: fix hugetlbfs hwpoison handling Yang Shi (3): mm: mmap: map MAP_STACK to VM_NOHUGEPAGE mm: huge_memory: don't force huge page alignment on 32 bit mm: mmap: no need to call khugepaged_enter_vma() for stack Documentation/admin-guide/mm/transhuge.rst | 7 ++ fs/Kconfig | 1 + fs/hugetlbfs/inode.c | 37 +++++----- include/linux/huge_mm.h | 2 +- include/linux/hugetlb.h | 12 ++++ include/linux/mman.h | 1 + include/linux/pagemap.h | 32 +-------- mm/filemap.c | 80 ++++++++++++++-------- mm/huge_memory.c | 47 ++++++++++++- mm/hugetlb.c | 32 ++------- mm/khugepaged.c | 16 +++-- mm/memory-failure.c | 2 +- mm/migrate.c | 6 +- mm/mmap.c | 11 +-- 14 files changed, 165 insertions(+), 121 deletions(-) -- 2.27.0

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[openeuler:openEuler-1.0-LTS 15383/22122] fs/proc/etmem_scan.c:244:18: sparse: sparse: incorrect type in assignment (different address spaces)
by kernel test robot 16 Apr '24

16 Apr '24

tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 5b8899e6883a3bc8649d051cd90b96f37066e356 commit: bad4d8833739acc8eef306e7ad5c7877f9f4f0fb [15383/22122] etmem: add etmem-scan feature config: arm64-randconfig-r133-20240401 (https://download.01.org/0day-ci/archive/20240416/202404161919.wESDtt1C-lkp@…) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20240416/202404161919.wESDtt1C-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/202404161919.wESDtt1C-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> fs/proc/etmem_scan.c:244:18: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] <asn:1> *buf @@ got void *buf @@ fs/proc/etmem_scan.c:244:18: sparse: expected void [noderef] <asn:1> *buf fs/proc/etmem_scan.c:244:18: sparse: got void *buf fs/proc/etmem_scan.c:1032:40: sparse: sparse: incorrect type in assignment (incompatible argument 2 (different address spaces)) @@ expected long ( *extern [addressable] [assigned] [toplevel] read )( ... ) @@ got long ( * )( ... ) @@ fs/proc/etmem_scan.c:1032:40: sparse: expected long ( *extern [addressable] [assigned] [toplevel] read )( ... ) fs/proc/etmem_scan.c:1032:40: sparse: got long ( * )( ... ) fs/proc/etmem_scan.c:590:46: sparse: sparse: self-comparison always evaluates to false fs/proc/etmem_scan.c: In function 'mm_idle_walk_range': fs/proc/etmem_scan.c:971:61: warning: suggest braces around empty body in an 'if' statement [-Wempty-body] 971 | pic->next_hva, end); | ^ vim +244 fs/proc/etmem_scan.c 240 241 static void setup_page_idle_ctrl(struct page_idle_ctrl *pic, void *buf, 242 int buf_size, unsigned int flags) 243 { > 244 pic->buf = buf; 245 pic->buf_size = buf_size; 246 pic->bytes_copied = 0; 247 pic->next_hva = 0; 248 pic->gpa_to_hva = 0; 249 pic->restart_gpa = 0; 250 pic->last_va = 0; 251 pic->flags = flags; 252 } 253 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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