- 07 Sep, 2024 4 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrlLinus Torvalds authored
Pull pin control fix from Linus Walleij: "A single fix for Qualcomm laptops that are affected by missing wakeup IRQs" * tag 'pinctrl-v6.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: pinctrl: qcom: x1e80100: Bypass PDC wakeup parent for now
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Linus Torvalds authored
Merge tag 'linux_kselftest-kunit-fixes-6.11-rc7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest PullKUnit fix from Shuah Khan: "Fix to a missing function parameter warning found during documentation build in linux-next" * tag 'linux_kselftest-kunit-fixes-6.11-rc7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: kunit: Fix missing kerneldoc comment
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git://git.kernel.org/pub/scm/linux/kernel/git/pci/pciLinus Torvalds authored
Pull pci fixes from Bjorn Helgaas: - Unregister platform devices for child nodes when stopping a PCI device, even if the PCI core has already cleared the OF_POPULATED bit and of_platform_depopulate() doesn't do anything (Bartosz Golaszewski) - Rescan the bus from a separate thread so we don't deadlock when triggering rescan from sysfs (Bartosz Golaszewski) * tag 'pci-v6.11-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: PCI/pwrctl: Rescan bus on a separate thread PCI: Don't rely on of_platform_depopulate() for reused OF-nodes
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git://git.samba.org/sfrench/cifs-2.6Linus Torvalds authored
Pull smb client fixes from Steve French: - fix potential mount hang - fix retry problem in two types of compound operations - important netfs integration fix in SMB1 read paths - fix potential uninitialized zero point of inode - minor patch to improve debugging for potential crediting problems * tag 'v6.11-rc6-cifs-client-fixes' of git://git.samba.org/sfrench/cifs-2.6: netfs, cifs: Improve some debugging bits cifs: Fix SMB1 readv/writev callback in the same way as SMB2/3 cifs: Fix zero_point init on inode initialisation smb: client: fix double put of @cfile in smb2_set_path_size() smb: client: fix double put of @cfile in smb2_rename_path() smb: client: fix hang in wait_for_response() for negproto
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- 06 Sep, 2024 20 commits
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Linus Torvalds authored
clang warns on this because it has an unannotated fall-through between cases: arch/x86/kvm/x86.c:4819:2: error: unannotated fall-through between switch labels [-Werror,-Wimplicit-fallthrough] and while we could annotate it as a fallthrough, the proper fix is to just add the break for this case, instead of falling through to the default case and the break there. gcc also has that warning, but it looks like gcc only warns for the cases where they fall through to "real code", rather than to just a break. Odd. Fixes: d30d9ee9 ("KVM: x86: Only advertise KVM_CAP_READONLY_MEM when supported by VM") Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Tom Dohrmann <erbse.13@gmx.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 fix from Catalin Marinas: "Fix the arm64 usage of ftrace_graph_ret_addr() to pass the &state->graph_idx pointer instead of NULL, otherwise this function just returns early" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: stacktrace: fix the usage of ftrace_graph_ret_addr()
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git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linuxLinus Torvalds authored
Pull RISC-V fixes from Palmer Dabbelt: - A revert for the mmap() change that ties the allocation range to the hint adress, as what we tried to do ended up regressing on other userspace workloads. - A fix to avoid a kernel memory leak when emulating misaligned accesses from userspace. - A Kconfig fix for toolchain vector detection, which now correctly detects vector support on toolchains where the V extension depends on the M extension. - A fix to avoid failing the linear mapping bootmem bounds check on NOMMU systems. - A fix for early alternatives on relocatable kernels. * tag 'riscv-for-linus-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: riscv: Fix RISCV_ALTERNATIVE_EARLY riscv: Do not restrict memory size because of linear mapping on nommu riscv: Fix toolchain vector detection riscv: misaligned: Restrict user access to kernel memory riscv: mm: Do not restrict mmap address based on hint riscv: selftests: Remove mmap hint address checks Revert "RISC-V: mm: Document mmap changes"
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc fixes from Michael Ellerman: - Fix a deadlock in the powerpc qspinlock MCS queue logic - Fix the return type of pgd_val() to not truncate 64-bit PTEs on 85xx - Allow the check for dynamic relocations in the VDSO to work correctly - Make mmu_pte_psize static to fix a build error Thanks to Christophe Leroy, Nysal Jan K.A., Nicholas Piggin, Geetika Moolchandani, Jijo Varghese, and Vaishnavi Bhat. * tag 'powerpc-6.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: powerpc/qspinlock: Fix deadlock in MCS queue powerpc/mm: Fix return type of pgd_val() powerpc/vdso: Don't discard rela sections powerpc/64e: Define mmu_pte_psize static
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git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds authored
Pull x86 kvm fixes from Paolo Bonzini: "Many small fixes that accumulated while I was on vacation... - Fixup missed comments from the REMOVED_SPTE => FROZEN_SPTE rename - Ensure a root is successfully loaded when pre-faulting SPTEs - Grab kvm->srcu when handling KVM_SET_VCPU_EVENTS to guard against accessing memslots if toggling SMM happens to force a VM-Exit - Emulate MSR_{FS,GS}_BASE on SVM even though interception is always disabled, so that KVM does the right thing if KVM's emulator encounters {RD,WR}MSR - Explicitly clear BUS_LOCK_DETECT from KVM's caps on AMD, as KVM doesn't yet virtualize BUS_LOCK_DETECT on AMD - Cleanup the help message for CONFIG_KVM_AMD_SEV, and call out that KVM now supports SEV-SNP too - Specialize return value of KVM_CHECK_EXTENSION(KVM_CAP_READONLY_MEM), based on VM type - Remove unnecessary dependency on CONFIG_HIGH_RES_TIMERS - Note an RCU quiescent state on guest exit. This avoids a call to rcu_core() if there was a grace period request while guest was running" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: KVM: Remove HIGH_RES_TIMERS dependency kvm: Note an RCU quiescent state on guest exit KVM: x86: Only advertise KVM_CAP_READONLY_MEM when supported by VM KVM: SEV: Update KVM_AMD_SEV Kconfig entry and mention SEV-SNP KVM: SVM: Don't advertise Bus Lock Detect to guest if SVM support is missing KVM: SVM: fix emulation of msr reads/writes of MSR_FS_BASE and MSR_GS_BASE KVM: x86: Acquire kvm->srcu when handling KVM_SET_VCPU_EVENTS KVM: x86/mmu: Check that root is valid/loaded when pre-faulting SPTEs KVM: x86/mmu: Fixup comments missed by the REMOVED_SPTE=>FROZEN_SPTE rename
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull power management fix from Rafael Wysocki: "Fix an incorrect warning emitted by the amd-pstate driver on processors that don't support X86_FEATURE_CPPC (Gautham Shenoy)" * tag 'pm-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: cpufreq/amd-pstate: Remove warning for X86_FEATURE_CPPC on certain Zen models
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git://git.kernel.dk/linuxLinus Torvalds authored
Pull block fixes from Jens Axboe: "Mostly just some fixlets for NVMe, but also a bug fix for the ublk driver and an integrity fix" * tag 'block-6.11-20240906' of git://git.kernel.dk/linux: bio-integrity: don't restrict the size of integrity metadata ublk_drv: fix NULL pointer dereference in ublk_ctrl_start_recovery() nvmet: Identify-Active Namespace ID List command should reject invalid nsid nvme: set BLK_FEAT_ZONED for ZNS multipath disks nvme-pci: Add sleep quirk for Samsung 990 Evo nvme-pci: allocate tagset on reset if necessary nvmet-tcp: fix kernel crash if commands allocation fails nvme: use better description for async reset reason nvmet: Make nvmet_debugfs static
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Hopefully the last PR for 6.11, at least for this level of amount. In addition to the usual HD-audio quirks, there are more changes in ASoC, but all look small and device-specific fixes, and nothing stands out. The only slightly big change is sunxi I2S fix, which looks quite safe to apply, too" * tag 'sound-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (21 commits) ALSA: hda/realtek - Fix inactive headset mic jack for ASUS Vivobook 15 X1504VAP ALSA: hda/realtek: Support mute LED on HP Laptop 14-dq2xxx ALSA: hda/realtek: Enable Mute Led for HP Victus 15-fb1xxx ALSA: hda/realtek: extend quirks for Clevo V5[46]0 ASoC: codecs: lpass-va-macro: set the default codec version for sm8250 ALSA: hda: add HDMI codec ID for Intel PTL ALSA: hda/realtek: add patch for internal mic in Lenovo V145 ASoC: sunxi: sun4i-i2s: fix LRCLK polarity in i2s mode ASoC: amd: yc: Add a quirk for MSI Bravo 17 (D7VEK) ASoC: mediatek: mt8188-mt6359: Modify key ASoc: SOF: topology: Clear SOF link platform name upon unload ALSA: hda/conexant: Add pincfg quirk to enable top speakers on Sirius devices ASoC: SOF: ipc: replace "enum sof_comp_type" field with "uint32_t" ASoC: fix module autoloading ASoC: tda7419: fix module autoloading ASoC: google: fix module autoloading ASoC: intel: fix module autoloading ASoC: tegra: Fix CBB error during probe() ASoC: dapm: Fix UAF for snd_soc_pcm_runtime object ASoC: Intel: soc-acpi-cht: Make Lenovo Yoga Tab 3 X90F DMI match less strict ...
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git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmcLinus Torvalds authored
Pull MMC fixes from Ulf Hansson: "MMC core: - Apply SD quirks earlier during probe so they become relevant MMC host: - cqhci: Fix checking of CQHCI_HALT state - dw_mmc: Fix IDMAC operation with pages bigger than 4K - sdhci-of-aspeed: Fix module autoloading" * tag 'mmc-v6.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: mmc: cqhci: Fix checking of CQHCI_HALT state mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K mmc: sdhci-of-aspeed: fix module autoloading mmc: core: apply SD quirks earlier during probe
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git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linuxLinus Torvalds authored
Pull gpio fixes from Bartosz Golaszewski: - fix an OF node reference leak in gpio-rockchip - add the missing module device table to gpio-modepin * tag 'gpio-fixes-for-v6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux: gpio: modepin: Enable module autoloading gpio: rockchip: fix OF node leak in probe()
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git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pmLinus Torvalds authored
Pull pmdomain fix from Ulf Hansson: - Fix support for required OPPs for multiple PM domains * tag 'pmdomain-v6.11-rc2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm: OPP: Fix support for required OPPs for multiple PM domains
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git://git.kernel.org/pub/scm/linux/kernel/git/ukleinek/linuxLinus Torvalds authored
Pull pwm fix from Uwe Kleine-König: "Fix an off-by-one in the stm32 driver. Hardware engineers tend to start counting at 1 while the software guys usually start with 0. This isn't so nice because that results in drivers where pwm device #2 needs to use the hardware registers with index 3. This was noticed by Fabrice Gasnier. A small patch fixing that mismatch is the only change included here" * tag 'pwm/for-6.11-rc7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ukleinek/linux: pwm: stm32: Use the right CCxNP bit in stm32_pwm_enable()
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https://gitlab.freedesktop.org/drm/kernelLinus Torvalds authored
Pull drm fixes from Dave Airlie: "This has a fair few patches in it, but I reviewed them all and they seem like real things, amdgpu, i915 and xe each have a bunch of fixes for various things, then there is a some bridge suspend/resume ordering fixes for a recent rework, and then some single driver changes in a few others. Nothing looks too serious, hopefully next week is quiet. amdgpu: - IPS workaround - Fix compatibility with older MES firmware - Fix CPU spikes when clearing VRAM - Backlight fix - PMO fix - Revert SWSMU change to fix regression xe: - GSC loading fix - PCODE mutex fix - Suspend/Resume fixes - RPM fixes i915: - Do not attempt to load the GSC multiple times - Fix readout degamma_lut mismatch on ilk/snb - Mark debug_fence_init_onstack() with __maybe_unused - fence: Mark debug_fence_free() with __maybe_unused - display: Add mechanism to use sink model when applying quirk - display: Increase Fast Wake Sync length as a quirk komeda: - zpos normalization fix nouveau: - incorrect register fix imagination: - memory leak fix bridge: - hdmi/bridge rework fixes panthor: - cache coherency fix - hi priority access fix panel: - change of compatible string fbdev: - deferred-io init with no struct page fix" * tag 'drm-fixes-2024-09-06' of https://gitlab.freedesktop.org/drm/kernel: (29 commits) Revert "drm/amdgpu: align pp_power_profile_mode with kernel docs" drm/fbdev-dma: Only install deferred I/O if necessary drm/panthor: flush FW AS caches in slow reset path drm: panel: nv3052c: Correct WL-355608-A8 panel compatible dt-bindings: display: panel: Rename WL-355608-A8 panel to rg35xx-*-panel drm/panthor: Restrict high priorities on group_create drm/xe/display: Avoid encoder_suspend at runtime suspend drm/xe: Suspend/resume user access only during system s/r drm/xe/display: Match i915 driver suspend/resume sequences better drm/xe: Add missing runtime reference to wedged upon gt_reset drm/xe/pcode: Treat pcode as per-tile rather than per-GT drm/xe/gsc: Do not attempt to load the GSC multiple times drm/bridge-connector: reset the HDMI connector state drm/bridge-connector: move to DRM_DISPLAY_HELPER module drm/display: stop depending on DRM_DISPLAY_HELPER drm/i915/display: Increase Fast Wake Sync length as a quirk drm/i915/display: Add mechanism to use sink model when applying quirk drm/amd/display: Block timing sync for different signals in PMO drm/amd/display: Lock DC and exit IPS when changing backlight drm/amdgpu: always allocate cleared VRAM for GEM allocations ...
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Christian Brauner authored
get_stashed_dentry() tries to optimistically retrieve a stashed dentry from a provided location. It needs to ensure to hold rcu lock before it dereference the stashed location to prevent UAF issues. Use rcu_dereference() instead of READ_ONCE() it's effectively equivalent with some lockdep bells and whistles and it communicates clearly that this expects rcu protection. Link: https://lore.kernel.org/r/20240906-vfs-hotfix-5959800ffa68@brauner Fixes: 07fd7c32 ("libfs: add path_from_stashed()") Reported-by: syzbot+f82b36bffae7ef78b6a7@syzkaller.appspotmail.com Fixes: syzbot+f82b36bffae7ef78b6a7@syzkaller.appspotmail.com Reported-by: syzbot+cbe4b96e1194b0e34db6@syzkaller.appspotmail.com Fixes: syzbot+cbe4b96e1194b0e34db6@syzkaller.appspotmail.com Signed-off-by: Christian Brauner <brauner@kernel.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Takashi Iwai authored
Merge tag 'asoc-fix-v6.11-rc6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus ASoC: Fixes for v6.11 A larger set of fixes than I'd like at this point, but mainly due to people working on fixing module autoloading by adding missing exports of ID tables rather than anything particularly concerning. There are some other runtime fixes and quirks, and a tweak to the ABI definition for SOF which ensures that a struct layout doesn't vary depending on the architecture of the host.
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git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpfLinus Torvalds authored
Pull bpf fixes from Alexei Starovoitov: - Fix crash when btf_parse_base() returns an error (Martin Lau) - Fix out of bounds access in btf_name_valid_section() (Jeongjun Park) * tag 'bpf-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf: selftests/bpf: Add a selftest to check for incorrect names bpf: add check for invalid name in btf_name_valid_section() bpf: Fix a crash when btf_parse_base() returns an error pointer
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Dave Airlie authored
Merge tag 'amd-drm-fixes-6.11-2024-09-05' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes amd-drm-fixes-6.11-2024-09-05: amdgpu: - IPS workaround - Fix compatibility with older MES firmware - Fix CPU spikes when clearing VRAM - Backlight fix - PMO fix - Revert SWSMU change to fix regression Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240905190533.854116-1-alexander.deucher@amd.com
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Dave Airlie authored
Merge tag 'drm-misc-fixes-2024-09-05' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes A zpos normalization fix for komeda, a register bitmask fix for nouveau, a memory leak fix for imagination, three fixes for the recent bridge HDMI work, a potential DoS fix and a cache coherency for panthor, a change of panel compatible and a deferred-io fix when used with non-highmem memory. Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maxime Ripard <mripard@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240905-original-radical-guan-e7a2ae@houat
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https://gitlab.freedesktop.org/drm/xe/kernelDave Airlie authored
- GSC loading fix (Daniele) - PCODE mutex fix (Matt) - Suspend/Resume fixes (Maarten, Imre) - RPM fixes (Rodrigo) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/ZtmyFvDfFLPbuf6A@intel.com
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git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netLinus Torvalds authored
Pull networking fixes from Jakub Kicinski: "Including fixes from can, bluetooth and wireless. No known regressions at this point. Another calm week, but chances are that has more to do with vacation season than the quality of our work. Current release - new code bugs: - smc: prevent NULL pointer dereference in txopt_get - eth: ti: am65-cpsw: number of XDP-related fixes Previous releases - regressions: - Revert "Bluetooth: MGMT/SMP: Fix address type when using SMP over BREDR/LE", it breaks existing user space - Bluetooth: qca: if memdump doesn't work, re-enable IBS to avoid later problems with suspend - can: mcp251x: fix deadlock if an interrupt occurs during mcp251x_open - eth: r8152: fix the firmware communication error due to use of bulk write - ptp: ocp: fix serial port information export - eth: igb: fix not clearing TimeSync interrupts for 82580 - Revert "wifi: ath11k: support hibernation", fix suspend on Lenovo Previous releases - always broken: - eth: intel: fix crashes and bugs when reconfiguration and resets happening in parallel - wifi: ath11k: fix NULL dereference in ath11k_mac_get_eirp_power() Misc: - docs: netdev: document guidance on cleanup.h" * tag 'net-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (61 commits) ila: call nf_unregister_net_hooks() sooner tools/net/ynl: fix cli.py --subscribe feature MAINTAINERS: fix ptp ocp driver maintainers address selftests: net: enable bind tests net: dsa: vsc73xx: fix possible subblocks range of CAPT block sched: sch_cake: fix bulk flow accounting logic for host fairness docs: netdev: document guidance on cleanup.h net: xilinx: axienet: Fix race in axienet_stop net: bridge: br_fdb_external_learn_add(): always set EXT_LEARN r8152: fix the firmware doesn't work fou: Fix null-ptr-deref in GRO. bareudp: Fix device stats updates. net: mana: Fix error handling in mana_create_txq/rxq's NAPI cleanup bpf, net: Fix a potential race in do_sock_getsockopt() net: dqs: Do not use extern for unused dql_group sch/netem: fix use after free in netem_dequeue usbnet: modern method to get random MAC MAINTAINERS: wifi: cw1200: add net-cw1200.h ice: do not bring the VSI up, if it was down before the XDP setup ice: remove ICE_CFG_BUSY locking from AF_XDP code ...
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- 05 Sep, 2024 16 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spiLinus Torvalds authored
Pull spi fixes from Mark Brown: "A few small driver specific fixes (including some of the widespread work on fixing missing ID tables for module autoloading and the revert of some problematic PM work in spi-rockchip), some improvements to the MAINTAINERS information for the NXP drivers and the addition of a new device ID to spidev" * tag 'spi-fix-v6.11-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: MAINTAINERS: SPI: Add mailing list imx@lists.linux.dev for nxp spi drivers MAINTAINERS: SPI: Add freescale lpspi maintainer information spi: spi-fsl-lpspi: Fix off-by-one in prescale max spi: spidev: Add missing spi_device_id for jg10309-01 spi: bcm63xx: Enable module autoloading spi: intel: Add check devm_kasprintf() returned value spi: spidev: Add an entry for elgin,jg10309-01 spi: rockchip: Resolve unbalanced runtime PM / system PM handling
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Dave Airlie authored
Merge tag 'drm-intel-fixes-2024-09-05' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-fixes - drm/i915: Do not attempt to load the GSC multiple times (Daniele Ceraolo Spurio) - drm/i915: Fix readout degamma_lut mismatch on ilk/snb (Ville Syrjälä) - drm/i915/fence: Mark debug_fence_init_onstack() with __maybe_unused (Andy Shevchenko) - drm/i915/fence: Mark debug_fence_free() with __maybe_unused (Andy Shevchenko) - drm/i915/display: Add mechanism to use sink model when applying quirk [display] (Jouni Högander) - drm/i915/display: Increase Fast Wake Sync length as a quirk [display] (Jouni Högander) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Tvrtko Ursulin <tursulin@igalia.com> Link: https://patchwork.freedesktop.org/patch/msgid/Ztlo2hVO4SBvfAnq@linux
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Linus Torvalds authored
Merge tag 'regulator-fix-v6.11-stub' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator fix from Mark Brown: "A fix from Doug Anderson for a missing stub, required to fix the build for some newly added users of devm_regulator_bulk_get_const() in !REGULATOR configurations" * tag 'regulator-fix-v6.11-stub' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: regulator: core: Stub devm_regulator_bulk_get_const() if !CONFIG_REGULATOR
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https://github.com/Rust-for-Linux/linuxLinus Torvalds authored
Pull Rust fixes from Miguel Ojeda: "Toolchain and infrastructure: - Fix builds for nightly compiler users now that 'new_uninit' was split into new features by using an alternative approach for the code that used what is now called the 'box_uninit_write' feature - Allow the 'stable_features' lint to preempt upcoming warnings about them, since soon there will be unstable features that will become stable in nightly compilers - Export bss symbols too 'kernel' crate: - 'block' module: fix wrong usage of lockdep API 'macros' crate: - Provide correct provenance when constructing 'THIS_MODULE' Documentation: - Remove unintended indentation (blockquotes) in generated output - Fix a couple typos MAINTAINERS: - Remove Wedson as Rust maintainer - Update Andreas' email" * tag 'rust-fixes-6.11-2' of https://github.com/Rust-for-Linux/linux: MAINTAINERS: update Andreas Hindborg's email address MAINTAINERS: Remove Wedson as Rust maintainer rust: macros: provide correct provenance when constructing THIS_MODULE rust: allow `stable_features` lint docs: rust: remove unintended blockquote in Quick Start rust: alloc: eschew `Box<MaybeUninit<T>>::write` rust: kernel: fix typos in code comments docs: rust: remove unintended blockquote in Coding Guidelines rust: block: fix wrong usage of lockdep API rust: kbuild: fix export of bss symbols
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git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-traceLinus Torvalds authored
Pull tracing fixes from Steven Rostedt: - Fix adding a new fgraph callback after function graph tracing has already started. If the new caller does not initialize its hash before registering the fgraph_ops, it can cause a NULL pointer dereference. Fix this by adding a new parameter to ftrace_graph_enable_direct() passing in the newly added gops directly and not rely on using the fgraph_array[], as entries in the fgraph_array[] must be initialized. Assign the new gops to the fgraph_array[] after it goes through ftrace_startup_subops() as that will properly initialize the gops->ops and initialize its hashes. - Fix a memory leak in fgraph storage memory test. If the "multiple fgraph storage on a function" boot up selftest fails in the registering of the function graph tracer, it will not free the memory it allocated for the filter. Break the loop up into two where it allocates the filters first and then registers the functions where any errors will do the appropriate clean ups. - Only clear the timerlat timers if it has an associated kthread. In the rtla tool that uses timerlat, if it was killed just as it was shutting down, the signals can free the kthread and the timer. But the closing of the timerlat files could cause the hrtimer_cancel() to be called on the already freed timer. As the kthread variable is is set to NULL when the kthreads are stopped and the timers are freed it can be used to know not to call hrtimer_cancel() on the timer if the kthread variable is NULL. - Use a cpumask to keep track of osnoise/timerlat kthreads The timerlat tracer can use user space threads for its analysis. With the killing of the rtla tool, the kernel can get confused between if it is using a user space thread to analyze or one of its own kernel threads. When this confusion happens, kthread_stop() can be called on a user space thread and bad things happen. As the kernel threads are per-cpu, a bitmask can be used to know when a kernel thread is used or when a user space thread is used. - Add missing interface_lock to osnoise/timerlat stop_kthread() The stop_kthread() function in osnoise/timerlat clears the osnoise kthread variable, and if it was a user space thread does a put_task on it. But this can race with the closing of the timerlat files that also does a put_task on the kthread, and if the race happens the task will have put_task called on it twice and oops. - Add cond_resched() to the tracing_iter_reset() loop. The latency tracers keep writing to the ring buffer without resetting when it issues a new "start" event (like interrupts being disabled). When reading the buffer with an iterator, the tracing_iter_reset() sets its pointer to that start event by walking through all the events in the buffer until it gets to the time stamp of the start event. In the case of a very large buffer, the loop that looks for the start event has been reported taking a very long time with a non preempt kernel that it can trigger a soft lock up warning. Add a cond_resched() into that loop to make sure that doesn't happen. - Use list_del_rcu() for eventfs ei->list variable It was reported that running loops of creating and deleting kprobe events could cause a crash due to the eventfs list iteration hitting a LIST_POISON variable. This is because the list is protected by SRCU but when an item is deleted from the list, it was using list_del() which poisons the "next" pointer. This is what list_del_rcu() was to prevent. * tag 'trace-v6.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: tracing/timerlat: Add interface_lock around clearing of kthread in stop_kthread() tracing/timerlat: Only clear timer if a kthread exists tracing/osnoise: Use a cpumask to know what threads are kthreads eventfs: Use list_del_rcu() for SRCU protected list variable tracing: Avoid possible softlockup in tracing_iter_reset() tracing: Fix memory leak in fgraph storage selftest tracing: fgraph: Fix to add new fgraph_ops to array after ftrace_startup_subops()
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Eric Dumazet authored
syzbot found an use-after-free Read in ila_nf_input [1] Issue here is that ila_xlat_exit_net() frees the rhashtable, then call nf_unregister_net_hooks(). It should be done in the reverse way, with a synchronize_rcu(). This is a good match for a pre_exit() method. [1] BUG: KASAN: use-after-free in rht_key_hashfn include/linux/rhashtable.h:159 [inline] BUG: KASAN: use-after-free in __rhashtable_lookup include/linux/rhashtable.h:604 [inline] BUG: KASAN: use-after-free in rhashtable_lookup include/linux/rhashtable.h:646 [inline] BUG: KASAN: use-after-free in rhashtable_lookup_fast+0x77a/0x9b0 include/linux/rhashtable.h:672 Read of size 4 at addr ffff888064620008 by task ksoftirqd/0/16 CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc4-syzkaller-00238-g2ad6d23f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 print_address_description mm/kasan/report.c:377 [inline] print_report+0x169/0x550 mm/kasan/report.c:488 kasan_report+0x143/0x180 mm/kasan/report.c:601 rht_key_hashfn include/linux/rhashtable.h:159 [inline] __rhashtable_lookup include/linux/rhashtable.h:604 [inline] rhashtable_lookup include/linux/rhashtable.h:646 [inline] rhashtable_lookup_fast+0x77a/0x9b0 include/linux/rhashtable.h:672 ila_lookup_wildcards net/ipv6/ila/ila_xlat.c:132 [inline] ila_xlat_addr net/ipv6/ila/ila_xlat.c:652 [inline] ila_nf_input+0x1fe/0x3c0 net/ipv6/ila/ila_xlat.c:190 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline] nf_hook_slow+0xc3/0x220 net/netfilter/core.c:626 nf_hook include/linux/netfilter.h:269 [inline] NF_HOOK+0x29e/0x450 include/linux/netfilter.h:312 __netif_receive_skb_one_core net/core/dev.c:5661 [inline] __netif_receive_skb+0x1ea/0x650 net/core/dev.c:5775 process_backlog+0x662/0x15b0 net/core/dev.c:6108 __napi_poll+0xcb/0x490 net/core/dev.c:6772 napi_poll net/core/dev.c:6841 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:6963 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 run_ksoftirqd+0xca/0x130 kernel/softirq.c:928 smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 </TASK> The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x64620 flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) page_type: 0xbfffffff(buddy) raw: 00fff00000000000 ffffea0000959608 ffffea00019d9408 0000000000000000 raw: 0000000000000000 0000000000000003 00000000bfffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as freed page last allocated via order 3, migratetype Unmovable, gfp_mask 0x52dc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_ZERO), pid 5242, tgid 5242 (syz-executor), ts 73611328570, free_ts 618981657187 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1493 prep_new_page mm/page_alloc.c:1501 [inline] get_page_from_freelist+0x2e4c/0x2f10 mm/page_alloc.c:3439 __alloc_pages_noprof+0x256/0x6c0 mm/page_alloc.c:4695 __alloc_pages_node_noprof include/linux/gfp.h:269 [inline] alloc_pages_node_noprof include/linux/gfp.h:296 [inline] ___kmalloc_large_node+0x8b/0x1d0 mm/slub.c:4103 __kmalloc_large_node_noprof+0x1a/0x80 mm/slub.c:4130 __do_kmalloc_node mm/slub.c:4146 [inline] __kmalloc_node_noprof+0x2d2/0x440 mm/slub.c:4164 __kvmalloc_node_noprof+0x72/0x190 mm/util.c:650 bucket_table_alloc lib/rhashtable.c:186 [inline] rhashtable_init_noprof+0x534/0xa60 lib/rhashtable.c:1071 ila_xlat_init_net+0xa0/0x110 net/ipv6/ila/ila_xlat.c:613 ops_init+0x359/0x610 net/core/net_namespace.c:139 setup_net+0x515/0xca0 net/core/net_namespace.c:343 copy_net_ns+0x4e2/0x7b0 net/core/net_namespace.c:508 create_new_namespaces+0x425/0x7b0 kernel/nsproxy.c:110 unshare_nsproxy_namespaces+0x124/0x180 kernel/nsproxy.c:228 ksys_unshare+0x619/0xc10 kernel/fork.c:3328 __do_sys_unshare kernel/fork.c:3399 [inline] __se_sys_unshare kernel/fork.c:3397 [inline] __x64_sys_unshare+0x38/0x40 kernel/fork.c:3397 page last free pid 11846 tgid 11846 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1094 [inline] free_unref_page+0xd22/0xea0 mm/page_alloc.c:2612 __folio_put+0x2c8/0x440 mm/swap.c:128 folio_put include/linux/mm.h:1486 [inline] free_large_kmalloc+0x105/0x1c0 mm/slub.c:4565 kfree+0x1c4/0x360 mm/slub.c:4588 rhashtable_free_and_destroy+0x7c6/0x920 lib/rhashtable.c:1169 ila_xlat_exit_net+0x55/0x110 net/ipv6/ila/ila_xlat.c:626 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x802/0xcc0 net/core/net_namespace.c:640 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd40 kernel/workqueue.c:3390 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Memory state around the buggy address: ffff88806461ff00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88806461ff80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff888064620000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff888064620080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff888064620100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff Fixes: 7f00feaf ("ila: Add generic ILA translation facility") Reported-by: syzbot <syzkaller@googlegroups.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Tom Herbert <tom@herbertland.com> Reviewed-by: Florian Westphal <fw@strlen.de> Link: https://patch.msgid.link/20240904144418.1162839-1-edumazet@google.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>
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Arkadiusz Kubalewski authored
Execution of command: ./tools/net/ynl/cli.py --spec Documentation/netlink/specs/dpll.yaml / --subscribe "monitor" --sleep 10 fails with: File "/repo/./tools/net/ynl/cli.py", line 109, in main ynl.check_ntf() File "/repo/tools/net/ynl/lib/ynl.py", line 924, in check_ntf op = self.rsp_by_value[nl_msg.cmd()] KeyError: 19 Parsing Generic Netlink notification messages performs lookup for op in the message. The message was not yet decoded, and is not yet considered GenlMsg, thus msg.cmd() returns Generic Netlink family id (19) instead of proper notification command id (i.e.: DPLL_CMD_PIN_CHANGE_NTF=13). Allow the op to be obtained within NetlinkProtocol.decode(..) itself if the op was not passed to the decode function, thus allow parsing of Generic Netlink notifications without causing the failure. Suggested-by: Donald Hunter <donald.hunter@gmail.com> Link: https://lore.kernel.org/netdev/m2le0n5xpn.fsf@gmail.com/ Fixes: 0a966d60 ("tools/net/ynl: Fix extack decoding for directional ops") Signed-off-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com> Reviewed-by: Donald Hunter <donald.hunter@gmail.com> Link: https://patch.msgid.link/20240904135034.316033-1-arkadiusz.kubalewski@intel.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>
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Vadim Fedorenko authored
While checking the latest series for ptp_ocp driver I realised that MAINTAINERS file has wrong item about email on linux.dev domain. Fixes: 795fd934 ("ptp_ocp: adjust MAINTAINERS and mailmap") Signed-off-by: Vadim Fedorenko <vadim.fedorenko@linux.dev> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/20240904131855.559078-1-vadim.fedorenko@linux.devSigned-off-by: Jakub Kicinski <kuba@kernel.org>
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Jamie Bainbridge authored
bind_wildcard is compiled but not run, bind_timewait is not compiled. These two tests complete in a very short time, use the test harness properly, and seem reasonable to enable. The author of the tests confirmed via email that these were intended to be run. Enable these two tests. Fixes: 13715acf ("selftest: Add test for bind() conflicts.") Fixes: 2c042e8e ("tcp: Add selftest for bind() and TIME_WAIT.") Signed-off-by: Jamie Bainbridge <jamie.bainbridge@gmail.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com> Link: https://patch.msgid.link/5a009b26cf5fb1ad1512d89c61b37e2fac702323.1725430322.git.jamie.bainbridge@gmail.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>
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David Gow authored
Add a missing kerneldoc comment for the 'test' test context parameter, fixing the following warning: include/kunit/test.h:492: warning: Function parameter or struct member 'test' not described in 'kunit_kfree_const' Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Closes: https://lore.kernel.org/lkml/20240827160631.67e121ed@canb.auug.org.au/ Fixes: f2c6dbd2 ("kunit: Device wrappers should also manage driver name") Signed-off-by: David Gow <davidgow@google.com> Reviewed-by: Kees Cook <kees@kernel.org> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
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Alex Deucher authored
This reverts commit 8f614469. This breaks some manual setting of the profile mode in certain cases. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3600Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 7a199557) Cc: stable@vger.kernel.org
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Frank Li authored
Add mailing list imx@lists.linux.dev for nxp spi drivers(qspi, fspi and dspi). Signed-off-by: Frank Li <Frank.Li@nxp.com> Reviewed-by: Stefan Wahren <wahrenst@gmx.net> Link: https://patch.msgid.link/20240905155230.1901787-1-Frank.Li@nxp.comSigned-off-by: Mark Brown <broonie@kernel.org>
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Frank Li authored
Add imx@lists.linux.dev and NXP maintainer information for lpspi driver (drivers/spi/spi-fsl-lpspi.c). Signed-off-by: Frank Li <Frank.Li@nxp.com> Reviewed-by: Stefan Wahren <wahrenst@gmx.net> Link: https://patch.msgid.link/20240905154124.1901311-1-Frank.Li@nxp.comSigned-off-by: Mark Brown <broonie@kernel.org>
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Linus Torvalds authored
Merge tag 'platform-drivers-x86-v6.11-6' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 Pull x86 platform driver fixes from Ilpo Järvinen: - amd/pmf: ASUS GA403 quirk matching tweak - dell-smbios: Fix to the init function rollback path * tag 'platform-drivers-x86-v6.11-6' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: platform/x86/amd: pmf: Make ASUS GA403 quirk generic platform/x86: dell-smbios: Fix error path in dell_smbios_init()
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Linus Torvalds authored
Merge tag 'linux_kselftest-kunit-fixes-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest Pull kunit fix fromShuah Khan: "One single fix to a use-after-free bug resulting from kunit_driver_create() failing to copy the driver name leaving it on the stack or freeing it" * tag 'linux_kselftest-kunit-fixes-6.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: kunit: Device wrappers should also manage driver name
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Steven Rostedt authored
Commit 92b5265d ("KVM: Depend on HIGH_RES_TIMERS") added a dependency to high resolution timers with the comment: KVM lapic timer and tsc deadline timer based on hrtimer, setting a leftmost node to rb tree and then do hrtimer reprogram. If hrtimer not configured as high resolution, hrtimer_enqueue_reprogram do nothing and then make kvm lapic timer and tsc deadline timer fail. That was back in 2012, where hrtimer_start_range_ns() would do the reprogramming with hrtimer_enqueue_reprogram(). But as that was a nop with high resolution timers disabled, this did not work. But a lot has changed in the last 12 years. For example, commit 49a2a075 ("hrtimer: Kick lowres dynticks targets on timer enqueue") modifies __hrtimer_start_range_ns() to work with low res timers. There's been lots of other changes that make low res work. ChromeOS has tested this before as well, and it hasn't seen any issues with running KVM with high res timers disabled. There could be problems, especially at low HZ, for guests that do not support kvmclock and rely on precise delivery of periodic timers to keep their clock running. This can be the APIC timer (provided by the kernel), the RTC (provided by userspace), or the i8254 (choice of kernel/userspace). These guests are few and far between these days, and in the case of the APIC timer + Intel hosts we can use the preemption timer (which is TSC-based and has better latency _and_ accuracy). In KVM, only x86 is requiring CONFIG_HIGH_RES_TIMERS; perhaps a "depends on HIGH_RES_TIMERS || EXPERT" could be added to virt/kvm, or a pr_warn could be added to kvm_init if HIGH_RES_TIMERS are not enabled. But in general, it seems that there must be other code in the kernel (maybe sound/?) that is relying on having high-enough HZ or hrtimers but that's not documented anywhere. Whenever you disable it you probably need to know what you're doing and what your workload is; so the dependency is not particularly interesting, and we can just remove it. Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org> Message-ID: <20240821095127.45d17b19@gandalf.local.home> [Added the last two paragraphs to the commit message. - Paolo] Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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