syzbot |
sign-in | mailing list | source | docs | 🏰 |
| ID | Workflow | Result | Correct | Bug | Created | Started | Finished | Revision | Error |
|---|---|---|---|---|---|---|---|---|---|
| 7cfd6d23-e3ca-484f-9edf-ddb67e1ec34b | assessment-security | DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ✅ UserNamespace: ✅ VMGuestTrigger: ❌ VMHostTrigger: ❌ | ❓ | INFO: task hung in mfill_get_vma | 2026/05/30 10:41 | 2026/05/30 10:41 | 2026/05/30 11:38 | 6b4a844333e83556da95d61d7f207e7ef5cd4bc6 |
| BaseBranch | master |
| BaseCommit | RC |
| BaseRepository | git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git |
| BugTitle | INFO: task hung in mfill_get_vma |
| CrashLogID | 5711932209758208 |
| CrashReportID | 4830029327892480 |
| KernelCommit | 95c541ddfb0815a0ea8477af778bb13bb075079a |
| KernelConfig |
Show (281530 bytes)# # Automatically generated file; DO NOT EDIT. # Linux/x86_64 syzkaller Kernel Configuration # CONFIG_CC_VERSION_TEXT="Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50)" CONFIG_GCC_VERSION=0 CONFIG_CC_IS_CLANG=y CONFIG_CLANG_VERSION=210108 CONFIG_AS_IS_LLVM=y CONFIG_AS_VERSION=210108 CONFIG_LD_VERSION=0 CONFIG_LD_IS_LLD=y CONFIG_LLD_VERSION=210108 CONFIG_RUSTC_VERSION=109101 CONFIG_RUST_IS_AVAILABLE=y CONFIG_RUSTC_LLVM_VERSION=210102 CONFIG_CC_CAN_LINK=y CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y CONFIG_CC_HAS_ASM_GOTO_TIED_OUTPUT=y CONFIG_TOOLS_SUPPORT_RELR=y CONFIG_CC_HAS_ASM_INLINE=y CONFIG_CC_HAS_ASSUME=y CONFIG_CC_HAS_NO_PROFILE_FN_ATTR=y CONFIG_CC_HAS_COUNTED_BY=y CONFIG_CC_HAS_BROKEN_COUNTED_BY_REF=y CONFIG_CC_HAS_MULTIDIMENSIONAL_NONSTRING=y CONFIG_LD_CAN_USE_KEEP_IN_OVERLAY=y CONFIG_RUSTC_HAS_SLICE_AS_FLATTENED=y CONFIG_RUSTC_HAS_COERCE_POINTEE=y CONFIG_RUSTC_HAS_SPAN_FILE=y CONFIG_RUSTC_HAS_UNNECESSARY_TRANSMUTES=y CONFIG_RUSTC_HAS_FILE_WITH_NUL=y CONFIG_RUSTC_HAS_FILE_AS_C_STR=y CONFIG_PAHOLE_VERSION=130 CONFIG_CONSTRUCTORS=y CONFIG_IRQ_WORK=y CONFIG_BUILDTIME_TABLE_SORT=y CONFIG_THREAD_INFO_IN_TASK=y # # General setup # CONFIG_INIT_ENV_ARG_LIMIT=32 # CONFIG_COMPILE_TEST is not set # CONFIG_WERROR is not set CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_BUILD_SALT="" CONFIG_HAVE_KERNEL_GZIP=y CONFIG_HAVE_KERNEL_BZIP2=y CONFIG_HAVE_KERNEL_LZMA=y CONFIG_HAVE_KERNEL_XZ=y CONFIG_HAVE_KERNEL_LZO=y CONFIG_HAVE_KERNEL_LZ4=y CONFIG_HAVE_KERNEL_ZSTD=y CONFIG_KERNEL_GZIP=y # CONFIG_KERNEL_BZIP2 is not set # CONFIG_KERNEL_LZMA is not set # CONFIG_KERNEL_XZ is not set # CONFIG_KERNEL_LZO is not set # CONFIG_KERNEL_LZ4 is not set # CONFIG_KERNEL_ZSTD is not set CONFIG_DEFAULT_INIT="" CONFIG_DEFAULT_HOSTNAME="(none)" CONFIG_SYSVIPC=y CONFIG_SYSVIPC_SYSCTL=y CONFIG_SYSVIPC_COMPAT=y CONFIG_POSIX_MQUEUE=y CONFIG_POSIX_MQUEUE_SYSCTL=y CONFIG_WATCH_QUEUE=y CONFIG_CROSS_MEMORY_ATTACH=y CONFIG_AUDIT=y CONFIG_HAVE_ARCH_AUDITSYSCALL=y CONFIG_AUDITSYSCALL=y # # IRQ subsystem # CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_IRQ_SHOW=y CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y CONFIG_GENERIC_PENDING_IRQ=y CONFIG_GENERIC_IRQ_MIGRATION=y CONFIG_HARDIRQS_SW_RESEND=y CONFIG_IRQ_DOMAIN=y CONFIG_IRQ_DOMAIN_HIERARCHY=y CONFIG_GENERIC_MSI_IRQ=y CONFIG_GENERIC_IRQ_MATRIX_ALLOCATOR=y CONFIG_GENERIC_IRQ_RESERVATION_MODE=y CONFIG_IRQ_FORCED_THREADING=y CONFIG_SPARSE_IRQ=y # CONFIG_GENERIC_IRQ_DEBUGFS is not set # end of IRQ subsystem CONFIG_CLOCKSOURCE_WATCHDOG=y CONFIG_ARCH_CLOCKSOURCE_INIT=y CONFIG_ARCH_WANTS_CLOCKSOURCE_READ_INLINE=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y CONFIG_GENERIC_CLOCKEVENTS_BROADCAST_IDLE=y CONFIG_GENERIC_CLOCKEVENTS_MIN_ADJUST=y CONFIG_GENERIC_CLOCKEVENTS_COUPLED=y CONFIG_GENERIC_CLOCKEVENTS_COUPLED_INLINE=y CONFIG_GENERIC_CMOS_UPDATE=y CONFIG_HRTIMER_REARM_DEFERRED=y CONFIG_HAVE_POSIX_CPU_TIMERS_TASK_WORK=y CONFIG_POSIX_CPU_TIMERS_TASK_WORK=y CONFIG_CONTEXT_TRACKING=y CONFIG_CONTEXT_TRACKING_IDLE=y # # Timers subsystem # CONFIG_TICK_ONESHOT=y CONFIG_NO_HZ_COMMON=y # CONFIG_HZ_PERIODIC is not set CONFIG_NO_HZ_IDLE=y # CONFIG_NO_HZ_FULL is not set CONFIG_CONTEXT_TRACKING_USER=y # CONFIG_CONTEXT_TRACKING_USER_FORCE is not set CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y CONFIG_CLOCKSOURCE_WATCHDOG_MAX_SKEW_US=125 CONFIG_POSIX_AUX_CLOCKS=y # end of Timers subsystem CONFIG_BPF=y CONFIG_HAVE_EBPF_JIT=y CONFIG_ARCH_WANT_DEFAULT_BPF_JIT=y # # BPF subsystem # CONFIG_BPF_SYSCALL=y CONFIG_BPF_JIT=y CONFIG_BPF_JIT_ALWAYS_ON=y CONFIG_BPF_JIT_DEFAULT_ON=y # CONFIG_BPF_UNPRIV_DEFAULT_OFF is not set CONFIG_BPF_PRELOAD=y CONFIG_BPF_PRELOAD_UMD=y CONFIG_BPF_LSM=y # end of BPF subsystem CONFIG_PREEMPT_BUILD=y CONFIG_ARCH_HAS_PREEMPT_LAZY=y CONFIG_PREEMPT=y # CONFIG_PREEMPT_LAZY is not set # CONFIG_PREEMPT_RT is not set CONFIG_PREEMPT_COUNT=y CONFIG_PREEMPTION=y CONFIG_PREEMPT_DYNAMIC=y CONFIG_SCHED_CORE=y # # CPU/Task time and stats accounting # CONFIG_VIRT_CPU_ACCOUNTING=y # CONFIG_TICK_CPU_ACCOUNTING is not set CONFIG_VIRT_CPU_ACCOUNTING_GEN=y CONFIG_IRQ_TIME_ACCOUNTING=y CONFIG_HAVE_SCHED_AVG_IRQ=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_TASKSTATS=y CONFIG_TASK_DELAY_ACCT=y CONFIG_TASK_XACCT=y CONFIG_TASK_IO_ACCOUNTING=y CONFIG_PSI=y # CONFIG_PSI_DEFAULT_DISABLED is not set # end of CPU/Task time and stats accounting CONFIG_CPU_ISOLATION=y # # RCU Subsystem # CONFIG_TREE_RCU=y CONFIG_PREEMPT_RCU=y # CONFIG_RCU_EXPERT is not set CONFIG_TREE_SRCU=y CONFIG_TASKS_RCU_GENERIC=y CONFIG_NEED_TASKS_RCU=y CONFIG_TASKS_RCU=y CONFIG_TASKS_TRACE_RCU=y CONFIG_RCU_STALL_COMMON=y CONFIG_RCU_NEED_SEGCBLIST=y # end of RCU Subsystem CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y # CONFIG_IKHEADERS is not set CONFIG_LOG_BUF_SHIFT=18 CONFIG_LOG_CPU_MAX_BUF_SHIFT=12 # CONFIG_PRINTK_INDEX is not set CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y # # Scheduler features # # CONFIG_UCLAMP_TASK is not set # CONFIG_SCHED_PROXY_EXEC is not set # end of Scheduler features CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH=y CONFIG_CC_HAS_INT128=y CONFIG_CC_IMPLICIT_FALLTHROUGH="-Wimplicit-fallthrough" CONFIG_CC_MS_EXTENSIONS="-fms-extensions" CONFIG_GCC10_NO_ARRAY_BOUNDS=y CONFIG_GCC_NO_STRINGOP_OVERFLOW=y CONFIG_ARCH_SUPPORTS_INT128=y CONFIG_NUMA_BALANCING=y CONFIG_NUMA_BALANCING_DEFAULT_ENABLED=y CONFIG_SLAB_OBJ_EXT=y CONFIG_CGROUPS=y CONFIG_PAGE_COUNTER=y # CONFIG_CGROUP_FAVOR_DYNMODS is not set CONFIG_MEMCG=y CONFIG_MEMCG_V1=y CONFIG_BLK_CGROUP=y CONFIG_CGROUP_WRITEBACK=y CONFIG_CGROUP_SCHED=y CONFIG_GROUP_SCHED_WEIGHT=y CONFIG_GROUP_SCHED_BANDWIDTH=y CONFIG_FAIR_GROUP_SCHED=y CONFIG_CFS_BANDWIDTH=y # CONFIG_RT_GROUP_SCHED is not set CONFIG_SCHED_MM_CID=y CONFIG_CGROUP_PIDS=y CONFIG_CGROUP_RDMA=y # CONFIG_CGROUP_DMEM is not set CONFIG_CGROUP_FREEZER=y CONFIG_CGROUP_HUGETLB=y CONFIG_CPUSETS=y # CONFIG_CPUSETS_V1 is not set CONFIG_CGROUP_DEVICE=y CONFIG_CGROUP_CPUACCT=y CONFIG_CGROUP_PERF=y # CONFIG_CGROUP_BPF is not set CONFIG_CGROUP_MISC=y CONFIG_CGROUP_DEBUG=y CONFIG_SOCK_CGROUP_DATA=y CONFIG_NAMESPACES=y CONFIG_UTS_NS=y CONFIG_TIME_NS=y CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y CONFIG_CHECKPOINT_RESTORE=y # CONFIG_SCHED_AUTOGROUP is not set CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" CONFIG_RD_GZIP=y CONFIG_RD_BZIP2=y CONFIG_RD_LZMA=y CONFIG_RD_XZ=y CONFIG_RD_LZO=y CONFIG_RD_LZ4=y CONFIG_RD_ZSTD=y # CONFIG_BOOT_CONFIG is not set CONFIG_CMDLINE_LOG_WRAP_IDEAL_LEN=1021 CONFIG_INITRAMFS_PRESERVE_MTIME=y CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_LD_ORPHAN_WARN=y CONFIG_LD_ORPHAN_WARN_LEVEL="warn" CONFIG_SYSCTL=y CONFIG_HAVE_UID16=y CONFIG_SYSCTL_EXCEPTION_TRACE=y CONFIG_SYSFS_SYSCALL=y CONFIG_HAVE_PCSPKR_PLATFORM=y CONFIG_EXPERT=y CONFIG_UID16=y CONFIG_MULTIUSER=y CONFIG_SGETMASK_SYSCALL=y CONFIG_FHANDLE=y CONFIG_POSIX_TIMERS=y CONFIG_PRINTK=y CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_PCSPKR_PLATFORM=y # CONFIG_BASE_SMALL is not set CONFIG_FUTEX=y CONFIG_FUTEX_PI=y CONFIG_FUTEX_PRIVATE_HASH=y CONFIG_FUTEX_MPOL=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y CONFIG_IO_URING=y CONFIG_IO_URING_MOCK_FILE=y CONFIG_ADVISE_SYSCALLS=y CONFIG_MEMBARRIER=y CONFIG_KCMP=y CONFIG_RSEQ=y # CONFIG_RSEQ_SLICE_EXTENSION is not set # CONFIG_RSEQ_STATS is not set # CONFIG_RSEQ_DEBUG_DEFAULT_ENABLE is not set CONFIG_CACHESTAT_SYSCALL=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_SELFTEST is not set CONFIG_KALLSYMS_ALL=y CONFIG_ARCH_HAS_MEMBARRIER_SYNC_CORE=y CONFIG_ARCH_SUPPORTS_MSEAL_SYSTEM_MAPPINGS=y CONFIG_HAVE_PERF_EVENTS=y CONFIG_GUEST_PERF_EVENTS=y CONFIG_PERF_GUEST_MEDIATED_PMU=y # # Kernel Performance Events And Counters # CONFIG_PERF_EVENTS=y # CONFIG_DEBUG_PERF_USE_VMALLOC is not set # end of Kernel Performance Events And Counters CONFIG_SYSTEM_DATA_VERIFICATION=y CONFIG_PROFILING=y CONFIG_RUST=y CONFIG_RUSTC_VERSION_TEXT="rustc 1.91.1 (ed61e7d7e 2025-11-07)" CONFIG_BINDGEN_VERSION_TEXT="bindgen 0.72.1" CONFIG_TRACEPOINTS=y # # Kexec and crash features # CONFIG_CRASH_RESERVE=y CONFIG_VMCORE_INFO=y CONFIG_KEXEC_CORE=y CONFIG_KEXEC=y # CONFIG_KEXEC_FILE is not set # CONFIG_KEXEC_JUMP is not set CONFIG_CRASH_DUMP=y CONFIG_CRASH_HOTPLUG=y CONFIG_CRASH_MAX_MEMORY_RANGES=8192 # end of Kexec and crash features # # Live Update and Kexec HandOver # # CONFIG_KEXEC_HANDOVER is not set # end of Live Update and Kexec HandOver # end of General setup CONFIG_64BIT=y CONFIG_X86_64=y CONFIG_X86=y CONFIG_INSTRUCTION_DECODER=y CONFIG_OUTPUT_FORMAT="elf64-x86-64" CONFIG_LOCKDEP_SUPPORT=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_MMU=y CONFIG_ARCH_MMAP_RND_BITS_MIN=28 CONFIG_ARCH_MMAP_RND_BITS_MAX=32 CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=8 CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=16 CONFIG_GENERIC_ISA_DMA=y CONFIG_GENERIC_CSUM=y CONFIG_GENERIC_BUG=y CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y CONFIG_ARCH_MAY_HAVE_PC_FDC=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_ARCH_HAS_CPU_RELAX=y CONFIG_ARCH_HIBERNATION_POSSIBLE=y CONFIG_ARCH_SUSPEND_POSSIBLE=y CONFIG_AUDIT_ARCH=y CONFIG_KASAN_SHADOW_OFFSET=0xdffffc0000000000 CONFIG_HAVE_INTEL_TXT=y CONFIG_ARCH_SUPPORTS_UPROBES=y CONFIG_FIX_EARLYCON_MEM=y CONFIG_PGTABLE_LEVELS=5 # # Processor type and features # CONFIG_SMP=y CONFIG_X86_X2APIC=y # CONFIG_X86_POSTED_MSI is not set CONFIG_X86_MPPARSE=y # CONFIG_X86_CPU_RESCTRL is not set CONFIG_X86_FRED=y CONFIG_X86_EXTENDED_PLATFORM=y # CONFIG_X86_NUMACHIP is not set # CONFIG_X86_VSMP is not set # CONFIG_X86_INTEL_MID is not set # CONFIG_X86_GOLDFISH is not set # CONFIG_X86_INTEL_LPSS is not set # CONFIG_X86_AMD_PLATFORM_DEVICE is not set CONFIG_IOSF_MBI=y # CONFIG_IOSF_MBI_DEBUG is not set CONFIG_X86_SUPPORTS_MEMORY_FAILURE=y CONFIG_SCHED_OMIT_FRAME_POINTER=y CONFIG_HYPERVISOR_GUEST=y CONFIG_PARAVIRT=y CONFIG_PARAVIRT_SPINLOCKS=y CONFIG_X86_HV_CALLBACK_VECTOR=y # CONFIG_XEN is not set CONFIG_KVM_GUEST=y CONFIG_ARCH_CPUIDLE_HALTPOLL=y CONFIG_PVH=y # CONFIG_PARAVIRT_TIME_ACCOUNTING is not set CONFIG_PARAVIRT_CLOCK=y # CONFIG_JAILHOUSE_GUEST is not set # CONFIG_ACRN_GUEST is not set # CONFIG_BHYVE_GUEST is not set CONFIG_CC_HAS_MARCH_NATIVE=y # CONFIG_X86_NATIVE_CPU is not set CONFIG_X86_INTERNODE_CACHE_SHIFT=6 CONFIG_X86_L1_CACHE_SHIFT=6 CONFIG_X86_TSC=y CONFIG_X86_HAVE_PAE=y CONFIG_X86_CX8=y CONFIG_X86_CMOV=y CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_DEBUGCTLMSR=y CONFIG_IA32_FEAT_CTL=y CONFIG_X86_VMX_FEATURE_NAMES=y CONFIG_PROCESSOR_SELECT=y CONFIG_BROADCAST_TLB_FLUSH=y CONFIG_CPU_SUP_INTEL=y CONFIG_CPU_SUP_AMD=y # CONFIG_CPU_SUP_HYGON is not set # CONFIG_CPU_SUP_CENTAUR is not set # CONFIG_CPU_SUP_ZHAOXIN is not set CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y CONFIG_DMI=y # CONFIG_GART_IOMMU is not set CONFIG_BOOT_VESA_SUPPORT=y # CONFIG_MAXSMP is not set CONFIG_NR_CPUS_RANGE_BEGIN=2 CONFIG_NR_CPUS_RANGE_END=512 CONFIG_NR_CPUS_DEFAULT=64 CONFIG_NR_CPUS=8 CONFIG_SCHED_MC_PRIO=y CONFIG_X86_LOCAL_APIC=y CONFIG_ACPI_MADT_WAKEUP=y CONFIG_X86_IO_APIC=y CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS=y CONFIG_X86_MCE=y # CONFIG_X86_MCELOG_LEGACY is not set CONFIG_X86_MCE_INTEL=y CONFIG_X86_MCE_AMD=y CONFIG_X86_MCE_THRESHOLD=y # CONFIG_X86_MCE_INJECT is not set # # Performance monitoring # CONFIG_PERF_EVENTS_INTEL_UNCORE=y CONFIG_PERF_EVENTS_INTEL_RAPL=y CONFIG_PERF_EVENTS_INTEL_CSTATE=y # CONFIG_PERF_EVENTS_AMD_POWER is not set CONFIG_PERF_EVENTS_AMD_UNCORE=y # CONFIG_PERF_EVENTS_AMD_BRS is not set # end of Performance monitoring CONFIG_X86_16BIT=y CONFIG_X86_ESPFIX64=y CONFIG_X86_VSYSCALL_EMULATION=y CONFIG_X86_IOPL_IOPERM=y CONFIG_MICROCODE=y # CONFIG_MICROCODE_LATE_LOADING is not set # CONFIG_MICROCODE_DBG is not set CONFIG_X86_MSR=y CONFIG_X86_CPUID=y CONFIG_X86_DIRECT_GBPAGES=y # CONFIG_X86_CPA_STATISTICS is not set CONFIG_NUMA=y CONFIG_AMD_NUMA=y CONFIG_X86_64_ACPI_NUMA=y CONFIG_NODES_SHIFT=6 CONFIG_ARCH_SPARSEMEM_ENABLE=y CONFIG_ARCH_SPARSEMEM_DEFAULT=y # CONFIG_ARCH_MEMORY_PROBE is not set CONFIG_ARCH_PROC_KCORE_TEXT=y CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000 # CONFIG_X86_PMEM_LEGACY is not set # CONFIG_X86_CHECK_BIOS_CORRUPTION is not set CONFIG_MTRR=y # CONFIG_MTRR_SANITIZER is not set CONFIG_X86_PAT=y CONFIG_X86_UMIP=y CONFIG_CC_HAS_IBT=y CONFIG_X86_CET=y CONFIG_X86_KERNEL_IBT=y CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS=y CONFIG_ARCH_PKEY_BITS=4 # CONFIG_X86_INTEL_TSX_MODE_OFF is not set CONFIG_X86_INTEL_TSX_MODE_ON=y # CONFIG_X86_INTEL_TSX_MODE_AUTO is not set CONFIG_X86_SGX=y CONFIG_X86_USER_SHADOW_STACK=y # CONFIG_INTEL_TDX_HOST is not set # CONFIG_EFI is not set CONFIG_HZ_100=y # CONFIG_HZ_250 is not set # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=100 CONFIG_SCHED_HRTICK=y CONFIG_ARCH_SUPPORTS_KEXEC=y CONFIG_ARCH_SUPPORTS_KEXEC_FILE=y CONFIG_ARCH_SUPPORTS_KEXEC_PURGATORY=y CONFIG_ARCH_SUPPORTS_KEXEC_SIG=y CONFIG_ARCH_SUPPORTS_KEXEC_SIG_FORCE=y CONFIG_ARCH_SUPPORTS_KEXEC_BZIMAGE_VERIFY_SIG=y CONFIG_ARCH_SUPPORTS_KEXEC_JUMP=y CONFIG_ARCH_SUPPORTS_KEXEC_HANDOVER=y CONFIG_ARCH_SUPPORTS_CRASH_DUMP=y CONFIG_ARCH_DEFAULT_CRASH_DUMP=y CONFIG_ARCH_SUPPORTS_CRASH_HOTPLUG=y CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION=y CONFIG_PHYSICAL_START=0x1000000 # CONFIG_RELOCATABLE is not set CONFIG_PHYSICAL_ALIGN=0x200000 CONFIG_HOTPLUG_CPU=y # CONFIG_COMPAT_VDSO is not set CONFIG_LEGACY_VSYSCALL_XONLY=y # CONFIG_LEGACY_VSYSCALL_NONE is not set CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE="earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 comedi.comedi_num_legacy_minors=4 panic_on_warn=1" # CONFIG_CMDLINE_OVERRIDE is not set CONFIG_MODIFY_LDT_SYSCALL=y # CONFIG_STRICT_SIGALTSTACK_SIZE is not set CONFIG_HAVE_LIVEPATCH=y CONFIG_HAVE_KLP_BUILD=y CONFIG_X86_BUS_LOCK_DETECT=y # end of Processor type and features CONFIG_CC_HAS_SLS=y CONFIG_CC_HAS_RETURN_THUNK=y CONFIG_CC_HAS_ENTRY_PADDING=y CONFIG_FUNCTION_PADDING_CFI=11 CONFIG_FUNCTION_PADDING_BYTES=16 CONFIG_CALL_PADDING=y CONFIG_HAVE_CALL_THUNKS=y CONFIG_CALL_THUNKS=y CONFIG_PREFIX_SYMBOLS=y CONFIG_CPU_MITIGATIONS=y CONFIG_MITIGATION_PAGE_TABLE_ISOLATION=y CONFIG_MITIGATION_RETPOLINE=y CONFIG_MITIGATION_RETHUNK=y CONFIG_MITIGATION_UNRET_ENTRY=y CONFIG_MITIGATION_CALL_DEPTH_TRACKING=y # CONFIG_CALL_THUNKS_DEBUG is not set CONFIG_MITIGATION_IBPB_ENTRY=y CONFIG_MITIGATION_IBRS_ENTRY=y CONFIG_MITIGATION_SRSO=y # CONFIG_MITIGATION_SLS is not set CONFIG_MITIGATION_GDS=y CONFIG_MITIGATION_RFDS=y CONFIG_MITIGATION_SPECTRE_BHI=y CONFIG_MITIGATION_MDS=y CONFIG_MITIGATION_TAA=y CONFIG_MITIGATION_MMIO_STALE_DATA=y CONFIG_MITIGATION_L1TF=y CONFIG_MITIGATION_RETBLEED=y CONFIG_MITIGATION_SPECTRE_V1=y CONFIG_MITIGATION_SPECTRE_V2=y CONFIG_MITIGATION_SRBDS=y CONFIG_MITIGATION_SSB=y CONFIG_MITIGATION_ITS=y CONFIG_MITIGATION_TSA=y # CONFIG_MITIGATION_VMSCAPE is not set CONFIG_ARCH_HAS_ADD_PAGES=y # # Power management and ACPI options # CONFIG_ARCH_HIBERNATION_HEADER=y CONFIG_SUSPEND=y CONFIG_SUSPEND_FREEZER=y # CONFIG_SUSPEND_SKIP_SYNC is not set CONFIG_HIBERNATE_CALLBACKS=y CONFIG_HIBERNATION=y CONFIG_HIBERNATION_SNAPSHOT_DEV=y CONFIG_HIBERNATION_COMP_LZO=y # CONFIG_HIBERNATION_COMP_LZ4 is not set CONFIG_HIBERNATION_DEF_COMP="lzo" CONFIG_PM_STD_PARTITION="" CONFIG_PM_SLEEP=y CONFIG_PM_SLEEP_SMP=y # CONFIG_PM_AUTOSLEEP is not set # CONFIG_PM_USERSPACE_AUTOSLEEP is not set # CONFIG_PM_WAKELOCKS is not set # CONFIG_PM_QOS_CPU_SYSTEM_WAKEUP is not set CONFIG_PM=y CONFIG_PM_DEBUG=y # CONFIG_PM_ADVANCED_DEBUG is not set # CONFIG_PM_TEST_SUSPEND is not set CONFIG_PM_SLEEP_DEBUG=y # CONFIG_DPM_WATCHDOG is not set CONFIG_PM_TRACE=y CONFIG_PM_TRACE_RTC=y CONFIG_PM_CLK=y # CONFIG_WQ_POWER_EFFICIENT_DEFAULT is not set # CONFIG_ENERGY_MODEL is not set CONFIG_ARCH_SUPPORTS_ACPI=y CONFIG_ACPI=y CONFIG_ACPI_LEGACY_TABLES_LOOKUP=y CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC=y CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT=y CONFIG_ACPI_THERMAL_LIB=y # CONFIG_ACPI_DEBUGGER is not set CONFIG_ACPI_SPCR_TABLE=y # CONFIG_ACPI_FPDT is not set CONFIG_ACPI_LPIT=y CONFIG_ACPI_SLEEP=y CONFIG_ACPI_REV_OVERRIDE_POSSIBLE=y CONFIG_ACPI_EC=y # CONFIG_ACPI_EC_DEBUGFS is not set CONFIG_ACPI_AC=y CONFIG_ACPI_BATTERY=y CONFIG_ACPI_BUTTON=y CONFIG_ACPI_VIDEO=y CONFIG_ACPI_FAN=y # CONFIG_ACPI_TAD is not set CONFIG_ACPI_DOCK=y CONFIG_ACPI_CPU_FREQ_PSS=y CONFIG_ACPI_PROCESSOR_CSTATE=y CONFIG_ACPI_PROCESSOR_IDLE=y CONFIG_ACPI_CPPC_LIB=y CONFIG_ACPI_PROCESSOR=y CONFIG_ACPI_HOTPLUG_CPU=y # CONFIG_ACPI_PROCESSOR_AGGREGATOR is not set CONFIG_ACPI_THERMAL=y CONFIG_ACPI_PLATFORM_PROFILE=y CONFIG_ARCH_HAS_ACPI_TABLE_UPGRADE=y CONFIG_ACPI_TABLE_UPGRADE=y CONFIG_ACPI_DEBUG=y # CONFIG_ACPI_PCI_SLOT is not set CONFIG_ACPI_CONTAINER=y # CONFIG_ACPI_HOTPLUG_MEMORY is not set CONFIG_ACPI_HOTPLUG_IOAPIC=y # CONFIG_ACPI_SBS is not set # CONFIG_ACPI_HED is not set # CONFIG_ACPI_REDUCED_HARDWARE_ONLY is not set CONFIG_ACPI_NHLT=y CONFIG_ACPI_NFIT=y # CONFIG_NFIT_SECURITY_DEBUG is not set CONFIG_ACPI_NUMA=y # CONFIG_ACPI_HMAT is not set CONFIG_HAVE_ACPI_APEI=y CONFIG_HAVE_ACPI_APEI_NMI=y # CONFIG_ACPI_APEI is not set # CONFIG_ACPI_DPTF is not set # CONFIG_ACPI_EXTLOG is not set # CONFIG_ACPI_CONFIGFS is not set # CONFIG_ACPI_PFRUT is not set CONFIG_ACPI_PCC=y # CONFIG_ACPI_FFH is not set CONFIG_ACPI_MRRM=y CONFIG_PMIC_OPREGION=y CONFIG_BXT_WC_PMIC_OPREGION=y # CONFIG_CHT_WC_PMIC_OPREGION is not set CONFIG_X86_PM_TIMER=y # # CPU Frequency scaling # CONFIG_CPU_FREQ=y CONFIG_CPU_FREQ_GOV_ATTR_SET=y CONFIG_CPU_FREQ_GOV_COMMON=y # CONFIG_CPU_FREQ_STAT is not set # CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set # CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y # CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL is not set CONFIG_CPU_FREQ_GOV_PERFORMANCE=y # CONFIG_CPU_FREQ_GOV_POWERSAVE is not set CONFIG_CPU_FREQ_GOV_USERSPACE=y CONFIG_CPU_FREQ_GOV_ONDEMAND=y # CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y # # CPU frequency scaling drivers # # CONFIG_CPUFREQ_DT is not set # CONFIG_CPUFREQ_DT_RUST is not set # CONFIG_CPUFREQ_DT_PLATDEV is not set CONFIG_X86_INTEL_PSTATE=y # CONFIG_X86_PCC_CPUFREQ is not set CONFIG_X86_AMD_PSTATE=y CONFIG_X86_AMD_PSTATE_DEFAULT_MODE=3 # CONFIG_X86_AMD_PSTATE_UT is not set CONFIG_X86_ACPI_CPUFREQ=y CONFIG_X86_ACPI_CPUFREQ_CPB=y # CONFIG_X86_POWERNOW_K8 is not set # CONFIG_X86_AMD_FREQ_SENSITIVITY is not set # CONFIG_X86_SPEEDSTEP_CENTRINO is not set # CONFIG_X86_P4_CLOCKMOD is not set # # shared options # CONFIG_CPUFREQ_ARCH_CUR_FREQ=y # end of CPU Frequency scaling # # CPU Idle # CONFIG_CPU_IDLE=y # CONFIG_CPU_IDLE_GOV_LADDER is not set CONFIG_CPU_IDLE_GOV_MENU=y # CONFIG_CPU_IDLE_GOV_TEO is not set CONFIG_CPU_IDLE_GOV_HALTPOLL=y CONFIG_HALTPOLL_CPUIDLE=y # end of CPU Idle CONFIG_INTEL_IDLE=y # end of Power management and ACPI options # # Bus options (PCI etc.) # CONFIG_PCI_DIRECT=y CONFIG_PCI_MMCONFIG=y CONFIG_MMCONF_FAM10H=y CONFIG_ISA_BUS=y CONFIG_ISA_DMA_API=y CONFIG_AMD_NB=y CONFIG_AMD_NODE=y # end of Bus options (PCI etc.) # # Binary Emulations # CONFIG_IA32_EMULATION=y # CONFIG_IA32_EMULATION_DEFAULT_DISABLED is not set CONFIG_COMPAT_32=y CONFIG_COMPAT=y CONFIG_COMPAT_FOR_U64_ALIGNMENT=y # end of Binary Emulations CONFIG_KVM_COMMON=y CONFIG_HAVE_KVM_PFNCACHE=y CONFIG_HAVE_KVM_IRQCHIP=y CONFIG_HAVE_KVM_IRQ_ROUTING=y CONFIG_HAVE_KVM_DIRTY_RING=y CONFIG_HAVE_KVM_DIRTY_RING_TSO=y CONFIG_HAVE_KVM_DIRTY_RING_ACQ_REL=y CONFIG_KVM_MMIO=y CONFIG_KVM_ASYNC_PF=y CONFIG_HAVE_KVM_MSI=y CONFIG_HAVE_KVM_READONLY_MEM=y CONFIG_HAVE_KVM_CPU_RELAX_INTERCEPT=y CONFIG_KVM_VFIO=y CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT=y CONFIG_KVM_GENERIC_PRE_FAULT_MEMORY=y CONFIG_KVM_COMPAT=y CONFIG_HAVE_KVM_IRQ_BYPASS=y CONFIG_HAVE_KVM_NO_POLL=y CONFIG_VIRT_XFER_TO_GUEST_WORK=y CONFIG_HAVE_KVM_PM_NOTIFIER=y CONFIG_KVM_GENERIC_HARDWARE_ENABLING=y CONFIG_KVM_ELIDE_TLB_FLUSH_IF_YOUNG=y CONFIG_KVM_MMU_LOCKLESS_AGING=y CONFIG_KVM_GENERIC_MEMORY_ATTRIBUTES=y CONFIG_KVM_GUEST_MEMFD=y CONFIG_VIRTUALIZATION=y CONFIG_KVM_X86=y CONFIG_KVM=y CONFIG_KVM_SW_PROTECTED_VM=y CONFIG_KVM_INTEL=y # CONFIG_KVM_INTEL_PROVE_VE is not set CONFIG_X86_SGX_KVM=y CONFIG_KVM_AMD=y CONFIG_KVM_IOAPIC=y # CONFIG_KVM_SMM is not set CONFIG_KVM_HYPERV=y CONFIG_KVM_XEN=y CONFIG_KVM_PROVE_MMU=y CONFIG_KVM_MAX_NR_VCPUS=1024 CONFIG_X86_REQUIRED_FEATURE_ALWAYS=y CONFIG_X86_REQUIRED_FEATURE_NOPL=y CONFIG_X86_REQUIRED_FEATURE_CX8=y CONFIG_X86_REQUIRED_FEATURE_CMOV=y CONFIG_X86_REQUIRED_FEATURE_CPUID=y CONFIG_X86_REQUIRED_FEATURE_FPU=y CONFIG_X86_REQUIRED_FEATURE_PAE=y CONFIG_X86_REQUIRED_FEATURE_PSE=y CONFIG_X86_REQUIRED_FEATURE_PGE=y CONFIG_X86_REQUIRED_FEATURE_MSR=y CONFIG_X86_REQUIRED_FEATURE_FXSR=y CONFIG_X86_REQUIRED_FEATURE_XMM=y CONFIG_X86_REQUIRED_FEATURE_XMM2=y CONFIG_X86_REQUIRED_FEATURE_LM=y CONFIG_X86_DISABLED_FEATURE_VME=y CONFIG_X86_DISABLED_FEATURE_K6_MTRR=y CONFIG_X86_DISABLED_FEATURE_CYRIX_ARR=y CONFIG_X86_DISABLED_FEATURE_CENTAUR_MCR=y CONFIG_X86_DISABLED_FEATURE_LAM=y CONFIG_X86_DISABLED_FEATURE_XENPV=y CONFIG_X86_DISABLED_FEATURE_TDX_GUEST=y CONFIG_X86_DISABLED_FEATURE_SEV_SNP=y CONFIG_AS_WRUSS=y CONFIG_ARCH_CONFIGURES_CPU_MITIGATIONS=y # # General architecture-dependent options # CONFIG_HOTPLUG_SMT=y CONFIG_ARCH_SUPPORTS_SCHED_SMT=y CONFIG_ARCH_SUPPORTS_SCHED_CLUSTER=y CONFIG_ARCH_SUPPORTS_SCHED_MC=y CONFIG_SCHED_SMT=y CONFIG_SCHED_CLUSTER=y CONFIG_SCHED_MC=y CONFIG_HOTPLUG_CORE_SYNC=y CONFIG_HOTPLUG_CORE_SYNC_DEAD=y CONFIG_HOTPLUG_CORE_SYNC_FULL=y CONFIG_HOTPLUG_SPLIT_STARTUP=y CONFIG_HOTPLUG_PARALLEL=y CONFIG_GENERIC_IRQ_ENTRY=y CONFIG_GENERIC_SYSCALL=y CONFIG_GENERIC_ENTRY=y # CONFIG_KPROBES is not set CONFIG_JUMP_LABEL=y # CONFIG_STATIC_KEYS_SELFTEST is not set # CONFIG_STATIC_CALL_SELFTEST is not set CONFIG_UPROBES=y CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_ARCH_USE_BUILTIN_BSWAP=y CONFIG_USER_RETURN_NOTIFIER=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_OPTPROBES=y CONFIG_HAVE_KPROBES_ON_FTRACE=y CONFIG_ARCH_CORRECT_STACKTRACE_ON_KRETPROBE=y CONFIG_HAVE_FUNCTION_ERROR_INJECTION=y CONFIG_HAVE_NMI=y CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_TRACE_IRQFLAGS_NMI_SUPPORT=y CONFIG_HAVE_ARCH_TRACEHOOK=y CONFIG_HAVE_DMA_CONTIGUOUS=y CONFIG_GENERIC_SMP_IDLE_THREAD=y CONFIG_ARCH_HAS_FORTIFY_SOURCE=y CONFIG_ARCH_HAS_SET_MEMORY=y CONFIG_ARCH_HAS_SET_DIRECT_MAP=y CONFIG_ARCH_HAS_CPU_FINALIZE_INIT=y CONFIG_ARCH_HAS_CPU_PASID=y CONFIG_HAVE_ARCH_THREAD_STRUCT_WHITELIST=y CONFIG_ARCH_WANTS_DYNAMIC_TASK_STRUCT=y CONFIG_ARCH_WANTS_NO_INSTR=y CONFIG_HAVE_ASM_MODVERSIONS=y CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y CONFIG_HAVE_RSEQ=y CONFIG_HAVE_RUST=y CONFIG_HAVE_FUNCTION_ARG_ACCESS_API=y CONFIG_HAVE_HW_BREAKPOINT=y CONFIG_HAVE_MIXED_BREAKPOINTS_REGS=y CONFIG_HAVE_USER_RETURN_NOTIFIER=y CONFIG_HAVE_PERF_EVENTS_NMI=y CONFIG_HAVE_HARDLOCKUP_DETECTOR_PERF=y CONFIG_UNWIND_USER=y CONFIG_HAVE_UNWIND_USER_FP=y CONFIG_HAVE_PERF_REGS=y CONFIG_HAVE_PERF_USER_STACK_DUMP=y CONFIG_HAVE_ARCH_JUMP_LABEL=y CONFIG_HAVE_ARCH_JUMP_LABEL_RELATIVE=y CONFIG_MMU_GATHER_TABLE_FREE=y CONFIG_MMU_GATHER_RCU_TABLE_FREE=y CONFIG_MMU_GATHER_MERGE_VMAS=y CONFIG_ARCH_WANT_IRQS_OFF_ACTIVATE_MM=y CONFIG_MMU_LAZY_TLB_REFCOUNT=y CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y CONFIG_ARCH_HAVE_EXTRA_ELF_NOTES=y CONFIG_ARCH_HAS_NMI_SAFE_THIS_CPU_OPS=y CONFIG_HAVE_ALIGNED_STRUCT_PAGE=y CONFIG_HAVE_CMPXCHG_LOCAL=y CONFIG_HAVE_CMPXCHG_DOUBLE=y CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y CONFIG_HAVE_ARCH_SECCOMP=y CONFIG_HAVE_ARCH_SECCOMP_FILTER=y CONFIG_SECCOMP=y CONFIG_SECCOMP_FILTER=y # CONFIG_SECCOMP_CACHE_DEBUG is not set CONFIG_HAVE_ARCH_KSTACK_ERASE=y CONFIG_HAVE_STACKPROTECTOR=y CONFIG_STACKPROTECTOR=y CONFIG_STACKPROTECTOR_STRONG=y CONFIG_ARCH_SUPPORTS_LTO_CLANG=y CONFIG_ARCH_SUPPORTS_LTO_CLANG_THIN=y CONFIG_HAS_LTO_CLANG=y CONFIG_LTO_NONE=y # CONFIG_LTO_CLANG_FULL is not set # CONFIG_LTO_CLANG_THIN is not set # CONFIG_LTO_CLANG_THIN_DIST is not set CONFIG_ARCH_SUPPORTS_AUTOFDO_CLANG=y CONFIG_AUTOFDO_CLANG=y CONFIG_ARCH_SUPPORTS_PROPELLER_CLANG=y CONFIG_PROPELLER_CLANG=y CONFIG_ARCH_SUPPORTS_CFI=y # CONFIG_CFI is not set CONFIG_HAVE_CFI_ICALL_NORMALIZE_INTEGERS=y CONFIG_HAVE_CFI_ICALL_NORMALIZE_INTEGERS_RUSTC=y CONFIG_HAVE_ARCH_WITHIN_STACK_FRAMES=y CONFIG_HAVE_CONTEXT_TRACKING_USER=y CONFIG_HAVE_CONTEXT_TRACKING_USER_OFFSTACK=y CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y CONFIG_HAVE_PV_STEAL_CLOCK_GEN=y CONFIG_HAVE_MOVE_PUD=y CONFIG_HAVE_MOVE_PMD=y CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD=y CONFIG_HAVE_ARCH_HUGE_VMAP=y CONFIG_HAVE_ARCH_HUGE_VMALLOC=y CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y CONFIG_ARCH_WANT_PMD_MKWRITE=y CONFIG_HAVE_ARCH_SOFT_DIRTY=y CONFIG_HAVE_MOD_ARCH_SPECIFIC=y CONFIG_MODULES_USE_ELF_RELA=y CONFIG_ARCH_HAS_EXECMEM_ROX=y CONFIG_HAVE_IRQ_EXIT_ON_IRQ_STACK=y CONFIG_HAVE_SOFTIRQ_ON_OWN_STACK=y CONFIG_SOFTIRQ_ON_OWN_STACK=y CONFIG_ARCH_HAS_ELF_RANDOMIZE=y CONFIG_HAVE_ARCH_MMAP_RND_BITS=y CONFIG_HAVE_EXIT_THREAD=y CONFIG_ARCH_MMAP_RND_BITS=28 CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y CONFIG_ARCH_MMAP_RND_COMPAT_BITS=8 CONFIG_HAVE_ARCH_COMPAT_MMAP_BASES=y CONFIG_HAVE_PAGE_SIZE_4KB=y CONFIG_PAGE_SIZE_4KB=y CONFIG_PAGE_SIZE_LESS_THAN_64KB=y CONFIG_PAGE_SIZE_LESS_THAN_256KB=y CONFIG_PAGE_SHIFT=12 CONFIG_HAVE_OBJTOOL=y CONFIG_HAVE_JUMP_LABEL_HACK=y CONFIG_HAVE_NOINSTR_HACK=y CONFIG_HAVE_NOINSTR_VALIDATION=y CONFIG_HAVE_UACCESS_VALIDATION=y CONFIG_HAVE_STACK_VALIDATION=y CONFIG_HAVE_RELIABLE_STACKTRACE=y CONFIG_OLD_SIGSUSPEND3=y CONFIG_COMPAT_OLD_SIGACTION=y CONFIG_COMPAT_32BIT_TIME=y CONFIG_ARCH_SUPPORTS_RT=y CONFIG_HAVE_ARCH_VMAP_STACK=y CONFIG_VMAP_STACK=y CONFIG_HAVE_ARCH_RANDOMIZE_KSTACK_OFFSET=y CONFIG_RANDOMIZE_KSTACK_OFFSET=y # CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT is not set CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y CONFIG_STRICT_KERNEL_RWX=y CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y CONFIG_STRICT_MODULE_RWX=y CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y # CONFIG_LOCK_EVENT_COUNTS is not set CONFIG_ARCH_HAS_MEM_ENCRYPT=y CONFIG_HAVE_STATIC_CALL=y CONFIG_HAVE_STATIC_CALL_INLINE=y CONFIG_HAVE_PREEMPT_DYNAMIC=y CONFIG_HAVE_PREEMPT_DYNAMIC_CALL=y CONFIG_ARCH_WANT_LD_ORPHAN_WARN=y CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_ARCH_SUPPORTS_PAGE_TABLE_CHECK=y CONFIG_ARCH_HAS_ELFCORE_COMPAT=y CONFIG_ARCH_HAS_PARANOID_L1D_FLUSH=y CONFIG_DYNAMIC_SIGFRAME=y CONFIG_HAVE_ARCH_NODE_DEV_GROUP=y CONFIG_ARCH_HAS_HW_PTE_YOUNG=y CONFIG_ARCH_HAS_NONLEAF_PMD_YOUNG=y CONFIG_ARCH_HAS_KERNEL_FPU_SUPPORT=y CONFIG_HAVE_GENERIC_TIF_BITS=y # # GCOV-based kernel profiling # # CONFIG_GCOV_KERNEL is not set CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y # end of GCOV-based kernel profiling CONFIG_HAVE_GCC_PLUGINS=y CONFIG_FUNCTION_ALIGNMENT_4B=y CONFIG_FUNCTION_ALIGNMENT_16B=y CONFIG_FUNCTION_ALIGNMENT=16 CONFIG_CC_HAS_SANE_FUNCTION_ALIGNMENT=y CONFIG_ARCH_HAS_CPU_ATTACK_VECTORS=y # end of General architecture-dependent options CONFIG_RT_MUTEXES=y CONFIG_MODULE_SIG_FORMAT=y CONFIG_MODULES=y # CONFIG_MODULE_DEBUG is not set # CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODULE_UNLOAD_TAINT_TRACKING is not set CONFIG_MODVERSIONS=y # CONFIG_GENKSYMS is not set CONFIG_GENDWARFKSYMS=y CONFIG_ASM_MODVERSIONS=y CONFIG_EXTENDED_MODVERSIONS=y # CONFIG_BASIC_MODVERSIONS is not set CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_MODULE_SIG=y # CONFIG_MODULE_SIG_FORCE is not set # CONFIG_MODULE_SIG_ALL is not set CONFIG_MODULE_SIG_SHA256=y # CONFIG_MODULE_SIG_SHA384 is not set # CONFIG_MODULE_SIG_SHA512 is not set # CONFIG_MODULE_SIG_SHA3_256 is not set # CONFIG_MODULE_SIG_SHA3_384 is not set # CONFIG_MODULE_SIG_SHA3_512 is not set CONFIG_MODULE_SIG_HASH="sha256" # CONFIG_MODULE_COMPRESS is not set # CONFIG_MODULE_ALLOW_MISSING_NAMESPACE_IMPORTS is not set CONFIG_MODPROBE_PATH="/sbin/modprobe" # CONFIG_TRIM_UNUSED_KSYMS is not set CONFIG_MODULES_TREE_LOOKUP=y CONFIG_BLOCK=y CONFIG_BLOCK_LEGACY_AUTOLOAD=y CONFIG_BLK_RQ_ALLOC_TIME=y CONFIG_BLK_CGROUP_RWSTAT=y CONFIG_BLK_CGROUP_PUNT_BIO=y CONFIG_BLK_DEV_BSG_COMMON=y CONFIG_BLK_ICQ=y CONFIG_BLK_DEV_BSGLIB=y CONFIG_BLK_DEV_INTEGRITY=y # CONFIG_BLK_DEV_WRITE_MOUNTED is not set CONFIG_BLK_DEV_ZONED=y CONFIG_BLK_DEV_THROTTLING=y CONFIG_BLK_WBT=y CONFIG_BLK_WBT_MQ=y CONFIG_BLK_CGROUP_IOLATENCY=y # CONFIG_BLK_CGROUP_FC_APPID is not set CONFIG_BLK_CGROUP_IOCOST=y CONFIG_BLK_CGROUP_IOPRIO=y CONFIG_BLK_DEBUG_FS=y # CONFIG_BLK_SED_OPAL is not set CONFIG_BLK_INLINE_ENCRYPTION=y CONFIG_BLK_INLINE_ENCRYPTION_FALLBACK=y # # Partition Types # CONFIG_PARTITION_ADVANCED=y CONFIG_ACORN_PARTITION=y CONFIG_ACORN_PARTITION_CUMANA=y CONFIG_ACORN_PARTITION_EESOX=y CONFIG_ACORN_PARTITION_ICS=y CONFIG_ACORN_PARTITION_ADFS=y CONFIG_ACORN_PARTITION_POWERTEC=y CONFIG_ACORN_PARTITION_RISCIX=y CONFIG_AIX_PARTITION=y CONFIG_OSF_PARTITION=y CONFIG_AMIGA_PARTITION=y CONFIG_ATARI_PARTITION=y CONFIG_MAC_PARTITION=y CONFIG_MSDOS_PARTITION=y CONFIG_BSD_DISKLABEL=y CONFIG_MINIX_SUBPARTITION=y CONFIG_SOLARIS_X86_PARTITION=y CONFIG_UNIXWARE_DISKLABEL=y CONFIG_LDM_PARTITION=y # CONFIG_LDM_DEBUG is not set CONFIG_SGI_PARTITION=y CONFIG_ULTRIX_PARTITION=y CONFIG_SUN_PARTITION=y CONFIG_KARMA_PARTITION=y CONFIG_EFI_PARTITION=y CONFIG_SYSV68_PARTITION=y CONFIG_CMDLINE_PARTITION=y # CONFIG_OF_PARTITION is not set # end of Partition Types CONFIG_BLK_PM=y CONFIG_BLOCK_HOLDER_DEPRECATED=y CONFIG_BLK_MQ_STACKING=y # # IO Schedulers # CONFIG_MQ_IOSCHED_DEADLINE=y CONFIG_MQ_IOSCHED_KYBER=y CONFIG_IOSCHED_BFQ=y CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_BFQ_CGROUP_DEBUG=y # end of IO Schedulers CONFIG_PREEMPT_NOTIFIERS=y CONFIG_PADATA=y CONFIG_ASN1=y CONFIG_UNINLINE_SPIN_UNLOCK=y CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y CONFIG_MUTEX_SPIN_ON_OWNER=y CONFIG_RWSEM_SPIN_ON_OWNER=y CONFIG_LOCK_SPIN_ON_OWNER=y CONFIG_ARCH_USE_QUEUED_SPINLOCKS=y CONFIG_QUEUED_SPINLOCKS=y CONFIG_ARCH_USE_QUEUED_RWLOCKS=y CONFIG_QUEUED_RWLOCKS=y CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE=y CONFIG_ARCH_HAS_SYNC_CORE_BEFORE_USERMODE=y CONFIG_ARCH_HAS_SYSCALL_WRAPPER=y CONFIG_FREEZER=y # # Executable file formats # CONFIG_BINFMT_ELF=y CONFIG_COMPAT_BINFMT_ELF=y CONFIG_ELFCORE=y CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y CONFIG_BINFMT_SCRIPT=y CONFIG_BINFMT_MISC=y CONFIG_COREDUMP=y # end of Executable file formats # # Memory Management options # CONFIG_SWAP=y CONFIG_ZSWAP=y CONFIG_ZSWAP_DEFAULT_ON=y CONFIG_ZSWAP_SHRINKER_DEFAULT_ON=y # CONFIG_ZSWAP_COMPRESSOR_DEFAULT_DEFLATE is not set # CONFIG_ZSWAP_COMPRESSOR_DEFAULT_LZO is not set CONFIG_ZSWAP_COMPRESSOR_DEFAULT_842=y # CONFIG_ZSWAP_COMPRESSOR_DEFAULT_LZ4 is not set # CONFIG_ZSWAP_COMPRESSOR_DEFAULT_LZ4HC is not set # CONFIG_ZSWAP_COMPRESSOR_DEFAULT_ZSTD is not set CONFIG_ZSWAP_COMPRESSOR_DEFAULT="842" CONFIG_ZSMALLOC=y # # Zsmalloc allocator options # # # Zsmalloc is a common backend allocator for zswap & zram # # CONFIG_ZSMALLOC_STAT is not set CONFIG_ZSMALLOC_CHAIN_SIZE=8 # end of Zsmalloc allocator options # # Slab allocator options # CONFIG_SLUB=y CONFIG_KVFREE_RCU_BATCHED=y # CONFIG_SLUB_TINY is not set CONFIG_SLAB_MERGE_DEFAULT=y # CONFIG_SLAB_FREELIST_RANDOM is not set # CONFIG_SLAB_FREELIST_HARDENED is not set # CONFIG_SLAB_BUCKETS is not set # CONFIG_SLUB_STATS is not set # CONFIG_RANDOM_KMALLOC_CACHES is not set # end of Slab allocator options # CONFIG_SHUFFLE_PAGE_ALLOCATOR is not set # CONFIG_COMPAT_BRK is not set CONFIG_SPARSEMEM=y CONFIG_SPARSEMEM_EXTREME=y CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y CONFIG_SPARSEMEM_VMEMMAP=y CONFIG_SPARSEMEM_VMEMMAP_PREINIT=y CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP=y CONFIG_ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP=y CONFIG_ARCH_WANT_HUGETLB_VMEMMAP_PREINIT=y CONFIG_HAVE_GUP_FAST=y CONFIG_NUMA_KEEP_MEMINFO=y CONFIG_MEMORY_ISOLATION=y CONFIG_EXCLUSIVE_SYSTEM_RAM=y CONFIG_HAVE_BOOTMEM_INFO_NODE=y CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y CONFIG_MEMORY_HOTPLUG=y # CONFIG_MHP_DEFAULT_ONLINE_TYPE_OFFLINE is not set CONFIG_MHP_DEFAULT_ONLINE_TYPE_ONLINE_AUTO=y # CONFIG_MHP_DEFAULT_ONLINE_TYPE_ONLINE_KERNEL is not set # CONFIG_MHP_DEFAULT_ONLINE_TYPE_ONLINE_MOVABLE is not set CONFIG_MEMORY_HOTREMOVE=y CONFIG_MHP_MEMMAP_ON_MEMORY=y CONFIG_ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE=y CONFIG_SPLIT_PTE_PTLOCKS=y CONFIG_ARCH_ENABLE_SPLIT_PMD_PTLOCK=y CONFIG_SPLIT_PMD_PTLOCKS=y CONFIG_BALLOON=y CONFIG_BALLOON_MIGRATION=y CONFIG_COMPACTION=y CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1 CONFIG_PAGE_REPORTING=y CONFIG_MIGRATION=y CONFIG_DEVICE_MIGRATION=y CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION=y CONFIG_ARCH_ENABLE_THP_MIGRATION=y CONFIG_CONTIG_ALLOC=y CONFIG_PCP_BATCH_SCALE_MAX=5 CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_MMU_NOTIFIER=y CONFIG_KSM=y CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y # CONFIG_MEMORY_FAILURE is not set CONFIG_ARCH_WANT_GENERAL_HUGETLB=y CONFIG_ARCH_WANTS_THP_SWAP=y # CONFIG_PERSISTENT_HUGE_ZERO_FOLIO is not set CONFIG_MM_ID=y CONFIG_TRANSPARENT_HUGEPAGE=y # CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS is not set CONFIG_TRANSPARENT_HUGEPAGE_MADVISE=y # CONFIG_TRANSPARENT_HUGEPAGE_NEVER is not set # CONFIG_TRANSPARENT_HUGEPAGE_SHMEM_HUGE_NEVER is not set # CONFIG_TRANSPARENT_HUGEPAGE_SHMEM_HUGE_ALWAYS is not set # CONFIG_TRANSPARENT_HUGEPAGE_SHMEM_HUGE_WITHIN_SIZE is not set CONFIG_TRANSPARENT_HUGEPAGE_SHMEM_HUGE_ADVISE=y # CONFIG_TRANSPARENT_HUGEPAGE_TMPFS_HUGE_NEVER is not set # CONFIG_TRANSPARENT_HUGEPAGE_TMPFS_HUGE_ALWAYS is not set # CONFIG_TRANSPARENT_HUGEPAGE_TMPFS_HUGE_WITHIN_SIZE is not set CONFIG_TRANSPARENT_HUGEPAGE_TMPFS_HUGE_ADVISE=y CONFIG_THP_SWAP=y CONFIG_READ_ONLY_THP_FOR_FS=y # CONFIG_NO_PAGE_MAPCOUNT is not set CONFIG_PAGE_MAPCOUNT=y CONFIG_PGTABLE_HAS_HUGE_LEAVES=y CONFIG_HAVE_GIGANTIC_FOLIOS=y CONFIG_ASYNC_KERNEL_PGTABLE_FREE=y CONFIG_ARCH_SUPPORTS_HUGE_PFNMAP=y CONFIG_ARCH_SUPPORTS_PMD_PFNMAP=y CONFIG_ARCH_SUPPORTS_PUD_PFNMAP=y CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK=y CONFIG_USE_PERCPU_NUMA_NODE_ID=y CONFIG_HAVE_SETUP_PER_CPU_AREA=y CONFIG_CMA=y # CONFIG_CMA_DEBUGFS is not set # CONFIG_CMA_SYSFS is not set CONFIG_CMA_AREAS=20 CONFIG_PAGE_BLOCK_MAX_ORDER=10 CONFIG_MEM_SOFT_DIRTY=y CONFIG_GENERIC_EARLY_IOREMAP=y # CONFIG_DEFERRED_STRUCT_PAGE_INIT is not set CONFIG_PAGE_IDLE_FLAG=y # CONFIG_IDLE_PAGE_TRACKING is not set CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y CONFIG_ARCH_HAS_CURRENT_STACK_POINTER=y CONFIG_ARCH_HAS_ZONE_DMA_SET=y CONFIG_ZONE_DMA=y CONFIG_ZONE_DMA32=y CONFIG_ZONE_DEVICE=y CONFIG_HMM_MIRROR=y CONFIG_GET_FREE_REGION=y CONFIG_DEVICE_PRIVATE=y CONFIG_VMAP_PFN=y CONFIG_ARCH_USES_HIGH_VMA_FLAGS=y CONFIG_ARCH_HAS_PKEYS=y CONFIG_ARCH_USES_PG_ARCH_2=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_PERCPU_STATS=y # CONFIG_GUP_TEST is not set # CONFIG_DMAPOOL_TEST is not set CONFIG_ARCH_HAS_PTE_SPECIAL=y CONFIG_MAPPING_DIRTY_HELPERS=y CONFIG_KMAP_LOCAL=y CONFIG_MEMFD_CREATE=y CONFIG_SECRETMEM=y CONFIG_ANON_VMA_NAME=y CONFIG_HAVE_ARCH_USERFAULTFD_WP=y CONFIG_HAVE_ARCH_USERFAULTFD_MINOR=y CONFIG_USERFAULTFD=y # CONFIG_PTE_MARKER_UFFD_WP is not set CONFIG_LRU_GEN=y CONFIG_LRU_GEN_ENABLED=y # CONFIG_LRU_GEN_STATS is not set CONFIG_LRU_GEN_WALKS_MMU=y CONFIG_ARCH_SUPPORTS_PER_VMA_LOCK=y CONFIG_PER_VMA_LOCK=y CONFIG_LOCK_MM_AND_FIND_VMA=y CONFIG_IOMMU_MM_DATA=y CONFIG_EXECMEM=y CONFIG_NUMA_MEMBLKS=y CONFIG_NUMA_EMU=y CONFIG_ARCH_HAS_USER_SHADOW_STACK=y CONFIG_PT_RECLAIM=y # # Data Access Monitoring # CONFIG_DAMON=y # CONFIG_DAMON_DEBUG_SANITY is not set CONFIG_DAMON_VADDR=y CONFIG_DAMON_PADDR=y # CONFIG_DAMON_SYSFS is not set CONFIG_DAMON_RECLAIM=y # CONFIG_DAMON_LRU_SORT is not set # CONFIG_DAMON_STAT is not set # end of Data Access Monitoring # end of Memory Management options CONFIG_NET=y CONFIG_WANT_COMPAT_NETLINK_MESSAGES=y CONFIG_COMPAT_NETLINK_MESSAGES=y CONFIG_NET_INGRESS=y CONFIG_NET_EGRESS=y CONFIG_NET_XGRESS=y CONFIG_NET_REDIRECT=y CONFIG_SKB_DECRYPTED=y CONFIG_SKB_EXTENSIONS=y CONFIG_NET_DEVMEM=y CONFIG_NET_SHAPER=y CONFIG_NET_CRC32C=y # # Networking options # CONFIG_PACKET=y CONFIG_PACKET_DIAG=y CONFIG_INET_PSP=y CONFIG_UNIX=y CONFIG_AF_UNIX_OOB=y CONFIG_UNIX_DIAG=y CONFIG_TLS=y CONFIG_TLS_DEVICE=y CONFIG_TLS_TOE=y CONFIG_XFRM=y CONFIG_XFRM_OFFLOAD=y CONFIG_XFRM_ALGO=y CONFIG_XFRM_USER=y CONFIG_XFRM_USER_COMPAT=y CONFIG_XFRM_INTERFACE=y CONFIG_XFRM_SUB_POLICY=y CONFIG_XFRM_MIGRATE=y CONFIG_XFRM_STATISTICS=y CONFIG_XFRM_AH=y CONFIG_XFRM_ESP=y CONFIG_XFRM_IPCOMP=y CONFIG_NET_KEY=y CONFIG_NET_KEY_MIGRATE=y # CONFIG_XFRM_IPTFS is not set CONFIG_XFRM_ESPINTCP=y CONFIG_SMC=y CONFIG_SMC_DIAG=y # CONFIG_SMC_HS_CTRL_BPF is not set CONFIG_DIBS=y CONFIG_DIBS_LO=y CONFIG_XDP_SOCKETS=y CONFIG_XDP_SOCKETS_DIAG=y CONFIG_NET_HANDSHAKE=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_FIB_TRIE_STATS=y CONFIG_IP_MULTIPLE_TABLES=y CONFIG_IP_ROUTE_MULTIPATH=y CONFIG_IP_ROUTE_VERBOSE=y CONFIG_IP_ROUTE_CLASSID=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y CONFIG_IP_PNP_RARP=y CONFIG_NET_IPIP=y CONFIG_NET_IPGRE_DEMUX=y CONFIG_NET_IP_TUNNEL=y CONFIG_NET_IPGRE=y CONFIG_NET_IPGRE_BROADCAST=y CONFIG_IP_MROUTE_COMMON=y CONFIG_IP_MROUTE=y CONFIG_IP_MROUTE_MULTIPLE_TABLES=y CONFIG_IP_PIMSM_V1=y CONFIG_IP_PIMSM_V2=y CONFIG_SYN_COOKIES=y CONFIG_NET_IPVTI=y CONFIG_NET_UDP_TUNNEL=y CONFIG_NET_FOU=y CONFIG_NET_FOU_IP_TUNNELS=y CONFIG_INET_AH=y CONFIG_INET_ESP=y CONFIG_INET_ESP_OFFLOAD=y CONFIG_INET_ESPINTCP=y CONFIG_INET_IPCOMP=y CONFIG_INET_TABLE_PERTURB_ORDER=16 CONFIG_INET_XFRM_TUNNEL=y CONFIG_INET_TUNNEL=y CONFIG_INET_DIAG=y CONFIG_INET_TCP_DIAG=y CONFIG_INET_UDP_DIAG=y CONFIG_INET_RAW_DIAG=y CONFIG_INET_DIAG_DESTROY=y CONFIG_TCP_CONG_ADVANCED=y CONFIG_TCP_CONG_BIC=y CONFIG_TCP_CONG_CUBIC=y CONFIG_TCP_CONG_WESTWOOD=y CONFIG_TCP_CONG_HTCP=y CONFIG_TCP_CONG_HSTCP=y CONFIG_TCP_CONG_HYBLA=y CONFIG_TCP_CONG_VEGAS=y CONFIG_TCP_CONG_NV=y CONFIG_TCP_CONG_SCALABLE=y CONFIG_TCP_CONG_LP=y CONFIG_TCP_CONG_VENO=y CONFIG_TCP_CONG_YEAH=y CONFIG_TCP_CONG_ILLINOIS=y CONFIG_TCP_CONG_DCTCP=y CONFIG_TCP_CONG_CDG=y CONFIG_TCP_CONG_BBR=y # CONFIG_DEFAULT_BIC is not set CONFIG_DEFAULT_CUBIC=y # CONFIG_DEFAULT_HTCP is not set # CONFIG_DEFAULT_HYBLA is not set # CONFIG_DEFAULT_VEGAS is not set # CONFIG_DEFAULT_VENO is not set # CONFIG_DEFAULT_WESTWOOD is not set # CONFIG_DEFAULT_DCTCP is not set # CONFIG_DEFAULT_CDG is not set # CONFIG_DEFAULT_BBR is not set # CONFIG_DEFAULT_RENO is not set CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_AO is not set CONFIG_TCP_MD5SIG=y CONFIG_IPV6=y CONFIG_IPV6_ROUTER_PREF=y CONFIG_IPV6_ROUTE_INFO=y CONFIG_IPV6_OPTIMISTIC_DAD=y CONFIG_INET6_AH=y CONFIG_INET6_ESP=y CONFIG_INET6_ESP_OFFLOAD=y CONFIG_INET6_ESPINTCP=y CONFIG_INET6_IPCOMP=y CONFIG_IPV6_MIP6=y CONFIG_IPV6_ILA=y CONFIG_INET6_XFRM_TUNNEL=y CONFIG_INET6_TUNNEL=y CONFIG_IPV6_VTI=y CONFIG_IPV6_SIT=y CONFIG_IPV6_SIT_6RD=y CONFIG_IPV6_NDISC_NODETYPE=y CONFIG_IPV6_TUNNEL=y CONFIG_IPV6_GRE=y CONFIG_IPV6_FOU=y CONFIG_IPV6_FOU_TUNNEL=y CONFIG_IPV6_MULTIPLE_TABLES=y CONFIG_IPV6_SUBTREES=y CONFIG_IPV6_MROUTE=y CONFIG_IPV6_MROUTE_MULTIPLE_TABLES=y CONFIG_IPV6_PIMSM_V2=y CONFIG_IPV6_SEG6_LWTUNNEL=y CONFIG_IPV6_SEG6_HMAC=y CONFIG_IPV6_SEG6_BPF=y CONFIG_IPV6_RPL_LWTUNNEL=y # CONFIG_IPV6_IOAM6_LWTUNNEL is not set CONFIG_NETLABEL=y CONFIG_MPTCP=y CONFIG_INET_MPTCP_DIAG=y CONFIG_MPTCP_IPV6=y CONFIG_NETWORK_SECMARK=y CONFIG_NET_PTP_CLASSIFY=y # CONFIG_NETWORK_PHY_TIMESTAMPING is not set CONFIG_NETFILTER=y CONFIG_NETFILTER_ADVANCED=y CONFIG_BRIDGE_NETFILTER=y # # Core Netfilter Configuration # CONFIG_NETFILTER_INGRESS=y CONFIG_NETFILTER_EGRESS=y CONFIG_NETFILTER_SKIP_EGRESS=y CONFIG_NETFILTER_NETLINK=y CONFIG_NETFILTER_FAMILY_BRIDGE=y CONFIG_NETFILTER_FAMILY_ARP=y CONFIG_NETFILTER_BPF_LINK=y # CONFIG_NETFILTER_NETLINK_HOOK is not set CONFIG_NETFILTER_NETLINK_ACCT=y CONFIG_NETFILTER_NETLINK_QUEUE=y CONFIG_NETFILTER_NETLINK_LOG=y CONFIG_NETFILTER_NETLINK_OSF=y CONFIG_NF_CONNTRACK=y CONFIG_NF_LOG_SYSLOG=y CONFIG_NETFILTER_CONNCOUNT=y CONFIG_NF_CONNTRACK_MARK=y CONFIG_NF_CONNTRACK_SECMARK=y CONFIG_NF_CONNTRACK_ZONES=y # CONFIG_NF_CONNTRACK_PROCFS is not set CONFIG_NF_CONNTRACK_EVENTS=y CONFIG_NF_CONNTRACK_TIMEOUT=y CONFIG_NF_CONNTRACK_TIMESTAMP=y CONFIG_NF_CONNTRACK_LABELS=y CONFIG_NF_CONNTRACK_OVS=y CONFIG_NF_CT_PROTO_GRE=y CONFIG_NF_CT_PROTO_SCTP=y CONFIG_NF_CT_PROTO_UDPLITE=y CONFIG_NF_CONNTRACK_AMANDA=y CONFIG_NF_CONNTRACK_FTP=y CONFIG_NF_CONNTRACK_H323=y CONFIG_NF_CONNTRACK_IRC=y CONFIG_NF_CONNTRACK_BROADCAST=y CONFIG_NF_CONNTRACK_NETBIOS_NS=y CONFIG_NF_CONNTRACK_SNMP=y CONFIG_NF_CONNTRACK_PPTP=y CONFIG_NF_CONNTRACK_SANE=y CONFIG_NF_CONNTRACK_SIP=y CONFIG_NF_CONNTRACK_TFTP=y CONFIG_NF_CT_NETLINK=y CONFIG_NF_CT_NETLINK_TIMEOUT=y CONFIG_NF_CT_NETLINK_HELPER=y CONFIG_NETFILTER_NETLINK_GLUE_CT=y CONFIG_NF_NAT=y CONFIG_NF_NAT_AMANDA=y CONFIG_NF_NAT_FTP=y CONFIG_NF_NAT_IRC=y CONFIG_NF_NAT_SIP=y CONFIG_NF_NAT_TFTP=y CONFIG_NF_NAT_REDIRECT=y CONFIG_NF_NAT_MASQUERADE=y CONFIG_NF_NAT_OVS=y CONFIG_NETFILTER_SYNPROXY=y CONFIG_NF_TABLES=y CONFIG_NF_TABLES_INET=y CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=y CONFIG_NFT_CT=y CONFIG_NFT_EXTHDR_DCCP=y CONFIG_NFT_FLOW_OFFLOAD=y CONFIG_NFT_CONNLIMIT=y CONFIG_NFT_LOG=y CONFIG_NFT_LIMIT=y CONFIG_NFT_MASQ=y CONFIG_NFT_REDIR=y CONFIG_NFT_NAT=y CONFIG_NFT_TUNNEL=y CONFIG_NFT_QUEUE=y CONFIG_NFT_QUOTA=y CONFIG_NFT_REJECT=y CONFIG_NFT_REJECT_INET=y CONFIG_NFT_COMPAT=y CONFIG_NFT_HASH=y CONFIG_NFT_FIB=y CONFIG_NFT_FIB_INET=y CONFIG_NFT_XFRM=y CONFIG_NFT_SOCKET=y CONFIG_NFT_OSF=y CONFIG_NFT_TPROXY=y CONFIG_NFT_SYNPROXY=y CONFIG_NF_DUP_NETDEV=y CONFIG_NFT_DUP_NETDEV=y CONFIG_NFT_FWD_NETDEV=y CONFIG_NFT_FIB_NETDEV=y CONFIG_NFT_REJECT_NETDEV=y CONFIG_NF_FLOW_TABLE_INET=y CONFIG_NF_FLOW_TABLE=y # CONFIG_NF_FLOW_TABLE_PROCFS is not set CONFIG_NETFILTER_XTABLES=y CONFIG_NETFILTER_XTABLES_COMPAT=y CONFIG_NETFILTER_XTABLES_LEGACY=y # # Xtables combined modules # CONFIG_NETFILTER_XT_MARK=y CONFIG_NETFILTER_XT_CONNMARK=y CONFIG_NETFILTER_XT_SET=y # # Xtables targets # CONFIG_NETFILTER_XT_TARGET_AUDIT=y CONFIG_NETFILTER_XT_TARGET_CHECKSUM=y CONFIG_NETFILTER_XT_TARGET_CLASSIFY=y CONFIG_NETFILTER_XT_TARGET_CONNMARK=y CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=y CONFIG_NETFILTER_XT_TARGET_CT=y CONFIG_NETFILTER_XT_TARGET_DSCP=y CONFIG_NETFILTER_XT_TARGET_HL=y CONFIG_NETFILTER_XT_TARGET_HMARK=y CONFIG_NETFILTER_XT_TARGET_IDLETIMER=y CONFIG_NETFILTER_XT_TARGET_LED=y CONFIG_NETFILTER_XT_TARGET_LOG=y CONFIG_NETFILTER_XT_TARGET_MARK=y CONFIG_NETFILTER_XT_NAT=y CONFIG_NETFILTER_XT_TARGET_NETMAP=y CONFIG_NETFILTER_XT_TARGET_NFLOG=y CONFIG_NETFILTER_XT_TARGET_NFQUEUE=y CONFIG_NETFILTER_XT_TARGET_NOTRACK=y CONFIG_NETFILTER_XT_TARGET_RATEEST=y CONFIG_NETFILTER_XT_TARGET_REDIRECT=y CONFIG_NETFILTER_XT_TARGET_MASQUERADE=y CONFIG_NETFILTER_XT_TARGET_TEE=y CONFIG_NETFILTER_XT_TARGET_TPROXY=y CONFIG_NETFILTER_XT_TARGET_TRACE=y CONFIG_NETFILTER_XT_TARGET_SECMARK=y CONFIG_NETFILTER_XT_TARGET_TCPMSS=y CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=y # # Xtables matches # CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=y CONFIG_NETFILTER_XT_MATCH_BPF=y CONFIG_NETFILTER_XT_MATCH_CGROUP=y CONFIG_NETFILTER_XT_MATCH_CLUSTER=y CONFIG_NETFILTER_XT_MATCH_COMMENT=y CONFIG_NETFILTER_XT_MATCH_CONNBYTES=y CONFIG_NETFILTER_XT_MATCH_CONNLABEL=y CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=y CONFIG_NETFILTER_XT_MATCH_CONNMARK=y CONFIG_NETFILTER_XT_MATCH_CONNTRACK=y CONFIG_NETFILTER_XT_MATCH_CPU=y CONFIG_NETFILTER_XT_MATCH_DCCP=y CONFIG_NETFILTER_XT_MATCH_DEVGROUP=y CONFIG_NETFILTER_XT_MATCH_DSCP=y CONFIG_NETFILTER_XT_MATCH_ECN=y CONFIG_NETFILTER_XT_MATCH_ESP=y CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=y CONFIG_NETFILTER_XT_MATCH_HELPER=y CONFIG_NETFILTER_XT_MATCH_HL=y CONFIG_NETFILTER_XT_MATCH_IPCOMP=y CONFIG_NETFILTER_XT_MATCH_IPRANGE=y CONFIG_NETFILTER_XT_MATCH_IPVS=y CONFIG_NETFILTER_XT_MATCH_L2TP=y CONFIG_NETFILTER_XT_MATCH_LENGTH=y CONFIG_NETFILTER_XT_MATCH_LIMIT=y CONFIG_NETFILTER_XT_MATCH_MAC=y CONFIG_NETFILTER_XT_MATCH_MARK=y CONFIG_NETFILTER_XT_MATCH_MULTIPORT=y CONFIG_NETFILTER_XT_MATCH_NFACCT=y CONFIG_NETFILTER_XT_MATCH_OSF=y CONFIG_NETFILTER_XT_MATCH_OWNER=y CONFIG_NETFILTER_XT_MATCH_POLICY=y CONFIG_NETFILTER_XT_MATCH_PHYSDEV=y CONFIG_NETFILTER_XT_MATCH_PKTTYPE=y CONFIG_NETFILTER_XT_MATCH_QUOTA=y CONFIG_NETFILTER_XT_MATCH_RATEEST=y CONFIG_NETFILTER_XT_MATCH_REALM=y CONFIG_NETFILTER_XT_MATCH_RECENT=y CONFIG_NETFILTER_XT_MATCH_SCTP=y CONFIG_NETFILTER_XT_MATCH_SOCKET=y CONFIG_NETFILTER_XT_MATCH_STATE=y CONFIG_NETFILTER_XT_MATCH_STATISTIC=y CONFIG_NETFILTER_XT_MATCH_STRING=y CONFIG_NETFILTER_XT_MATCH_TCPMSS=y CONFIG_NETFILTER_XT_MATCH_TIME=y CONFIG_NETFILTER_XT_MATCH_U32=y # end of Core Netfilter Configuration CONFIG_IP_SET=y CONFIG_IP_SET_MAX=256 CONFIG_IP_SET_BITMAP_IP=y CONFIG_IP_SET_BITMAP_IPMAC=y CONFIG_IP_SET_BITMAP_PORT=y CONFIG_IP_SET_HASH_IP=y CONFIG_IP_SET_HASH_IPMARK=y CONFIG_IP_SET_HASH_IPPORT=y CONFIG_IP_SET_HASH_IPPORTIP=y CONFIG_IP_SET_HASH_IPPORTNET=y CONFIG_IP_SET_HASH_IPMAC=y CONFIG_IP_SET_HASH_MAC=y CONFIG_IP_SET_HASH_NETPORTNET=y CONFIG_IP_SET_HASH_NET=y CONFIG_IP_SET_HASH_NETNET=y CONFIG_IP_SET_HASH_NETPORT=y CONFIG_IP_SET_HASH_NETIFACE=y CONFIG_IP_SET_LIST_SET=y CONFIG_IP_VS=y CONFIG_IP_VS_IPV6=y # CONFIG_IP_VS_DEBUG is not set CONFIG_IP_VS_TAB_BITS=12 # # IPVS transport protocol load balancing support # CONFIG_IP_VS_PROTO_TCP=y CONFIG_IP_VS_PROTO_UDP=y CONFIG_IP_VS_PROTO_AH_ESP=y CONFIG_IP_VS_PROTO_ESP=y CONFIG_IP_VS_PROTO_AH=y CONFIG_IP_VS_PROTO_SCTP=y # # IPVS scheduler # CONFIG_IP_VS_RR=y CONFIG_IP_VS_WRR=y CONFIG_IP_VS_LC=y CONFIG_IP_VS_WLC=y CONFIG_IP_VS_FO=y CONFIG_IP_VS_OVF=y CONFIG_IP_VS_LBLC=y CONFIG_IP_VS_LBLCR=y CONFIG_IP_VS_DH=y CONFIG_IP_VS_SH=y CONFIG_IP_VS_MH=y CONFIG_IP_VS_SED=y CONFIG_IP_VS_NQ=y CONFIG_IP_VS_TWOS=y # # IPVS SH scheduler # CONFIG_IP_VS_SH_TAB_BITS=8 # # IPVS MH scheduler # CONFIG_IP_VS_MH_TAB_INDEX=12 # # IPVS application helper # CONFIG_IP_VS_FTP=y CONFIG_IP_VS_NFCT=y CONFIG_IP_VS_PE_SIP=y # # IP: Netfilter Configuration # CONFIG_NF_DEFRAG_IPV4=y CONFIG_IP_NF_IPTABLES_LEGACY=y CONFIG_NF_SOCKET_IPV4=y CONFIG_NF_TPROXY_IPV4=y CONFIG_NF_TABLES_IPV4=y CONFIG_NFT_REJECT_IPV4=y CONFIG_NFT_DUP_IPV4=y CONFIG_NFT_FIB_IPV4=y CONFIG_NF_TABLES_ARP=y CONFIG_NF_DUP_IPV4=y CONFIG_NF_LOG_ARP=y CONFIG_NF_LOG_IPV4=y CONFIG_NF_REJECT_IPV4=y CONFIG_NF_NAT_SNMP_BASIC=y CONFIG_NF_NAT_PPTP=y CONFIG_NF_NAT_H323=y CONFIG_IP_NF_IPTABLES=y CONFIG_IP_NF_MATCH_AH=y CONFIG_IP_NF_MATCH_ECN=y CONFIG_IP_NF_MATCH_RPFILTER=y CONFIG_IP_NF_MATCH_TTL=y CONFIG_IP_NF_FILTER=y CONFIG_IP_NF_TARGET_REJECT=y CONFIG_IP_NF_TARGET_SYNPROXY=y CONFIG_IP_NF_NAT=y CONFIG_IP_NF_TARGET_MASQUERADE=y CONFIG_IP_NF_TARGET_NETMAP=y CONFIG_IP_NF_TARGET_REDIRECT=y CONFIG_IP_NF_MANGLE=y CONFIG_IP_NF_TARGET_ECN=y CONFIG_IP_NF_TARGET_TTL=y CONFIG_IP_NF_RAW=y CONFIG_IP_NF_SECURITY=y CONFIG_IP_NF_ARPTABLES=y CONFIG_NFT_COMPAT_ARP=y CONFIG_IP_NF_ARPFILTER=y CONFIG_IP_NF_ARP_MANGLE=y # end of IP: Netfilter Configuration # # IPv6: Netfilter Configuration # CONFIG_IP6_NF_IPTABLES_LEGACY=y CONFIG_NF_SOCKET_IPV6=y CONFIG_NF_TPROXY_IPV6=y CONFIG_NF_TABLES_IPV6=y CONFIG_NFT_REJECT_IPV6=y CONFIG_NFT_DUP_IPV6=y CONFIG_NFT_FIB_IPV6=y CONFIG_NF_DUP_IPV6=y CONFIG_NF_REJECT_IPV6=y CONFIG_NF_LOG_IPV6=y CONFIG_IP6_NF_IPTABLES=y CONFIG_IP6_NF_MATCH_AH=y CONFIG_IP6_NF_MATCH_EUI64=y CONFIG_IP6_NF_MATCH_FRAG=y CONFIG_IP6_NF_MATCH_OPTS=y CONFIG_IP6_NF_MATCH_HL=y CONFIG_IP6_NF_MATCH_IPV6HEADER=y CONFIG_IP6_NF_MATCH_MH=y CONFIG_IP6_NF_MATCH_RPFILTER=y CONFIG_IP6_NF_MATCH_RT=y CONFIG_IP6_NF_MATCH_SRH=y CONFIG_IP6_NF_TARGET_HL=y CONFIG_IP6_NF_FILTER=y CONFIG_IP6_NF_TARGET_REJECT=y CONFIG_IP6_NF_TARGET_SYNPROXY=y CONFIG_IP6_NF_MANGLE=y CONFIG_IP6_NF_RAW=y CONFIG_IP6_NF_SECURITY=y CONFIG_IP6_NF_NAT=y CONFIG_IP6_NF_TARGET_MASQUERADE=y CONFIG_IP6_NF_TARGET_NPT=y # end of IPv6: Netfilter Configuration CONFIG_NF_DEFRAG_IPV6=y CONFIG_NF_TABLES_BRIDGE=y CONFIG_NFT_BRIDGE_META=y CONFIG_NFT_BRIDGE_REJECT=y CONFIG_NF_CONNTRACK_BRIDGE=y CONFIG_BRIDGE_NF_EBTABLES_LEGACY=y CONFIG_BRIDGE_NF_EBTABLES=y CONFIG_BRIDGE_EBT_BROUTE=y CONFIG_BRIDGE_EBT_T_FILTER=y CONFIG_BRIDGE_EBT_T_NAT=y CONFIG_BRIDGE_EBT_802_3=y CONFIG_BRIDGE_EBT_AMONG=y CONFIG_BRIDGE_EBT_ARP=y CONFIG_BRIDGE_EBT_IP=y CONFIG_BRIDGE_EBT_IP6=y CONFIG_BRIDGE_EBT_LIMIT=y CONFIG_BRIDGE_EBT_MARK=y CONFIG_BRIDGE_EBT_PKTTYPE=y CONFIG_BRIDGE_EBT_STP=y CONFIG_BRIDGE_EBT_VLAN=y CONFIG_BRIDGE_EBT_ARPREPLY=y CONFIG_BRIDGE_EBT_DNAT=y CONFIG_BRIDGE_EBT_MARK_T=y CONFIG_BRIDGE_EBT_REDIRECT=y CONFIG_BRIDGE_EBT_SNAT=y CONFIG_BRIDGE_EBT_LOG=y CONFIG_BRIDGE_EBT_NFLOG=y CONFIG_IP_SCTP=y # CONFIG_SCTP_DBG_OBJCNT is not set CONFIG_SCTP_DEFAULT_COOKIE_HMAC_SHA256=y # CONFIG_SCTP_DEFAULT_COOKIE_HMAC_NONE is not set CONFIG_INET_SCTP_DIAG=y CONFIG_RDS=y CONFIG_RDS_RDMA=y CONFIG_RDS_TCP=y # CONFIG_RDS_DEBUG is not set CONFIG_TIPC=y CONFIG_TIPC_MEDIA_IB=y CONFIG_TIPC_MEDIA_UDP=y CONFIG_TIPC_CRYPTO=y CONFIG_TIPC_DIAG=y CONFIG_ATM=y CONFIG_ATM_CLIP=y # CONFIG_ATM_CLIP_NO_ICMP is not set CONFIG_ATM_LANE=y CONFIG_ATM_MPOA=y CONFIG_ATM_BR2684=y # CONFIG_ATM_BR2684_IPFILTER is not set CONFIG_L2TP=y # CONFIG_L2TP_DEBUGFS is not set CONFIG_L2TP_V3=y CONFIG_L2TP_IP=y CONFIG_L2TP_ETH=y CONFIG_STP=y CONFIG_GARP=y CONFIG_MRP=y CONFIG_BRIDGE=y CONFIG_BRIDGE_IGMP_SNOOPING=y CONFIG_BRIDGE_VLAN_FILTERING=y CONFIG_BRIDGE_MRP=y CONFIG_BRIDGE_CFM=y CONFIG_NET_DSA=y # CONFIG_NET_DSA_TAG_NONE is not set # CONFIG_NET_DSA_TAG_AR9331 is not set CONFIG_NET_DSA_TAG_BRCM_COMMON=y CONFIG_NET_DSA_TAG_BRCM=y # CONFIG_NET_DSA_TAG_BRCM_LEGACY is not set # CONFIG_NET_DSA_TAG_BRCM_LEGACY_FCS is not set CONFIG_NET_DSA_TAG_BRCM_PREPEND=y # CONFIG_NET_DSA_TAG_HELLCREEK is not set # CONFIG_NET_DSA_TAG_GSWIP is not set # CONFIG_NET_DSA_TAG_DSA is not set # CONFIG_NET_DSA_TAG_EDSA is not set CONFIG_NET_DSA_TAG_MTK=y # CONFIG_NET_DSA_TAG_MXL_862XX is not set # CONFIG_NET_DSA_TAG_MXL_GSW1XX is not set # CONFIG_NET_DSA_TAG_KSZ is not set # CONFIG_NET_DSA_TAG_OCELOT is not set # CONFIG_NET_DSA_TAG_OCELOT_8021Q is not set CONFIG_NET_DSA_TAG_QCA=y CONFIG_NET_DSA_TAG_RTL4_A=y # CONFIG_NET_DSA_TAG_RTL8_4 is not set # CONFIG_NET_DSA_TAG_RZN1_A5PSW is not set # CONFIG_NET_DSA_TAG_LAN9303 is not set # CONFIG_NET_DSA_TAG_SJA1105 is not set # CONFIG_NET_DSA_TAG_TRAILER is not set # CONFIG_NET_DSA_TAG_VSC73XX_8021Q is not set # CONFIG_NET_DSA_TAG_XRS700X is not set # CONFIG_NET_DSA_TAG_YT921X is not set CONFIG_VLAN_8021Q=y CONFIG_VLAN_8021Q_GVRP=y CONFIG_VLAN_8021Q_MVRP=y CONFIG_LLC=y CONFIG_LLC2=y # CONFIG_ATALK is not set CONFIG_X25=y CONFIG_LAPB=y CONFIG_PHONET=y CONFIG_6LOWPAN=y # CONFIG_6LOWPAN_DEBUGFS is not set CONFIG_6LOWPAN_NHC=y CONFIG_6LOWPAN_NHC_DEST=y CONFIG_6LOWPAN_NHC_FRAGMENT=y CONFIG_6LOWPAN_NHC_HOP=y CONFIG_6LOWPAN_NHC_IPV6=y CONFIG_6LOWPAN_NHC_MOBILITY=y CONFIG_6LOWPAN_NHC_ROUTING=y CONFIG_6LOWPAN_NHC_UDP=y CONFIG_6LOWPAN_GHC_EXT_HDR_HOP=y CONFIG_6LOWPAN_GHC_UDP=y CONFIG_6LOWPAN_GHC_ICMPV6=y CONFIG_6LOWPAN_GHC_EXT_HDR_DEST=y CONFIG_6LOWPAN_GHC_EXT_HDR_FRAG=y CONFIG_6LOWPAN_GHC_EXT_HDR_ROUTE=y CONFIG_IEEE802154=y CONFIG_IEEE802154_NL802154_EXPERIMENTAL=y CONFIG_IEEE802154_SOCKET=y CONFIG_IEEE802154_6LOWPAN=y CONFIG_MAC802154=y CONFIG_NET_SCHED=y # # Queueing/Scheduling # CONFIG_NET_SCH_HTB=y CONFIG_NET_SCH_HFSC=y CONFIG_NET_SCH_PRIO=y CONFIG_NET_SCH_MULTIQ=y CONFIG_NET_SCH_RED=y CONFIG_NET_SCH_SFB=y CONFIG_NET_SCH_SFQ=y CONFIG_NET_SCH_TEQL=y CONFIG_NET_SCH_TBF=y CONFIG_NET_SCH_CBS=y CONFIG_NET_SCH_ETF=y CONFIG_NET_SCH_MQPRIO_LIB=y CONFIG_NET_SCH_TAPRIO=y CONFIG_NET_SCH_GRED=y CONFIG_NET_SCH_NETEM=y CONFIG_NET_SCH_DRR=y CONFIG_NET_SCH_MQPRIO=y CONFIG_NET_SCH_SKBPRIO=y CONFIG_NET_SCH_CHOKE=y CONFIG_NET_SCH_QFQ=y CONFIG_NET_SCH_CODEL=y CONFIG_NET_SCH_FQ_CODEL=y CONFIG_NET_SCH_CAKE=y CONFIG_NET_SCH_FQ=y CONFIG_NET_SCH_HHF=y CONFIG_NET_SCH_PIE=y CONFIG_NET_SCH_FQ_PIE=y CONFIG_NET_SCH_INGRESS=y CONFIG_NET_SCH_PLUG=y CONFIG_NET_SCH_ETS=y # CONFIG_NET_SCH_DUALPI2 is not set CONFIG_NET_SCH_DEFAULT=y # CONFIG_DEFAULT_FQ is not set CONFIG_DEFAULT_CODEL=y # CONFIG_DEFAULT_FQ_CODEL is not set # CONFIG_DEFAULT_FQ_PIE is not set # CONFIG_DEFAULT_SFQ is not set # CONFIG_DEFAULT_PFIFO_FAST is not set CONFIG_DEFAULT_NET_SCH="pfifo_fast" # # Classification # CONFIG_NET_CLS=y CONFIG_NET_CLS_BASIC=y CONFIG_NET_CLS_ROUTE4=y CONFIG_NET_CLS_FW=y CONFIG_NET_CLS_U32=y CONFIG_CLS_U32_PERF=y CONFIG_CLS_U32_MARK=y CONFIG_NET_CLS_FLOW=y CONFIG_NET_CLS_CGROUP=y CONFIG_NET_CLS_BPF=y CONFIG_NET_CLS_FLOWER=y CONFIG_NET_CLS_MATCHALL=y CONFIG_NET_EMATCH=y CONFIG_NET_EMATCH_STACK=32 CONFIG_NET_EMATCH_CMP=y CONFIG_NET_EMATCH_NBYTE=y CONFIG_NET_EMATCH_U32=y CONFIG_NET_EMATCH_META=y CONFIG_NET_EMATCH_TEXT=y CONFIG_NET_EMATCH_CANID=y CONFIG_NET_EMATCH_IPSET=y CONFIG_NET_EMATCH_IPT=y CONFIG_NET_CLS_ACT=y CONFIG_NET_ACT_POLICE=y CONFIG_NET_ACT_GACT=y CONFIG_GACT_PROB=y CONFIG_NET_ACT_MIRRED=y CONFIG_NET_ACT_SAMPLE=y CONFIG_NET_ACT_NAT=y CONFIG_NET_ACT_PEDIT=y CONFIG_NET_ACT_SIMP=y CONFIG_NET_ACT_SKBEDIT=y CONFIG_NET_ACT_CSUM=y CONFIG_NET_ACT_MPLS=y CONFIG_NET_ACT_VLAN=y CONFIG_NET_ACT_BPF=y CONFIG_NET_ACT_CONNMARK=y CONFIG_NET_ACT_CTINFO=y CONFIG_NET_ACT_SKBMOD=y CONFIG_NET_ACT_IFE=y CONFIG_NET_ACT_TUNNEL_KEY=y CONFIG_NET_ACT_CT=y CONFIG_NET_ACT_GATE=y CONFIG_NET_IFE_SKBMARK=y CONFIG_NET_IFE_SKBPRIO=y CONFIG_NET_IFE_SKBTCINDEX=y CONFIG_NET_TC_SKB_EXT=y CONFIG_NET_SCH_FIFO=y CONFIG_DCB=y CONFIG_DNS_RESOLVER=y CONFIG_BATMAN_ADV=y CONFIG_BATMAN_ADV_BATMAN_V=y CONFIG_BATMAN_ADV_BLA=y CONFIG_BATMAN_ADV_DAT=y CONFIG_BATMAN_ADV_MCAST=y # CONFIG_BATMAN_ADV_DEBUG is not set # CONFIG_BATMAN_ADV_TRACING is not set CONFIG_OPENVSWITCH=y CONFIG_OPENVSWITCH_GRE=y CONFIG_OPENVSWITCH_VXLAN=y CONFIG_OPENVSWITCH_GENEVE=y CONFIG_VSOCKETS=y CONFIG_VSOCKETS_DIAG=y CONFIG_VSOCKETS_LOOPBACK=y # CONFIG_VMWARE_VMCI_VSOCKETS is not set CONFIG_VIRTIO_VSOCKETS=y CONFIG_VIRTIO_VSOCKETS_COMMON=y CONFIG_NETLINK_DIAG=y CONFIG_MPLS=y CONFIG_NET_MPLS_GSO=y CONFIG_MPLS_ROUTING=y CONFIG_MPLS_IPTUNNEL=y CONFIG_NET_NSH=y CONFIG_HSR=y CONFIG_NET_SWITCHDEV=y CONFIG_NET_L3_MASTER_DEV=y CONFIG_QRTR=y CONFIG_QRTR_TUN=y # CONFIG_QRTR_MHI is not set CONFIG_NET_NCSI=y # CONFIG_NCSI_OEM_CMD_GET_MAC is not set # CONFIG_NCSI_OEM_CMD_KEEP_PHY is not set # CONFIG_PCPU_DEV_REFCNT is not set CONFIG_MAX_SKB_FRAGS=17 CONFIG_RPS=y CONFIG_RFS_ACCEL=y CONFIG_SOCK_RX_QUEUE_MAPPING=y CONFIG_XPS=y CONFIG_CGROUP_NET_PRIO=y CONFIG_CGROUP_NET_CLASSID=y CONFIG_NET_RX_BUSY_POLL=y CONFIG_BQL=y CONFIG_NET_FLOW_LIMIT=y # # Network testing # # CONFIG_NET_PKTGEN is not set CONFIG_NET_DROP_MONITOR=y # end of Network testing # end of Networking options CONFIG_HAMRADIO=y # # Packet Radio protocols # CONFIG_AX25=y CONFIG_AX25_DAMA_SLAVE=y CONFIG_NETROM=y CONFIG_ROSE=y # # AX.25 network device drivers # CONFIG_MKISS=y CONFIG_6PACK=y CONFIG_BPQETHER=y # CONFIG_BAYCOM_SER_FDX is not set # CONFIG_BAYCOM_SER_HDX is not set # CONFIG_BAYCOM_PAR is not set # CONFIG_YAM is not set # end of AX.25 network device drivers CONFIG_CAN=y CONFIG_CAN_RAW=y CONFIG_CAN_BCM=y CONFIG_CAN_GW=y CONFIG_CAN_J1939=y CONFIG_CAN_ISOTP=y CONFIG_BT=y CONFIG_BT_BREDR=y CONFIG_BT_RFCOMM=y CONFIG_BT_RFCOMM_TTY=y CONFIG_BT_BNEP=y CONFIG_BT_BNEP_MC_FILTER=y CONFIG_BT_BNEP_PROTO_FILTER=y CONFIG_BT_HIDP=y CONFIG_BT_LE=y CONFIG_BT_LE_L2CAP_ECRED=y CONFIG_BT_6LOWPAN=y CONFIG_BT_LEDS=y CONFIG_BT_MSFTEXT=y # CONFIG_BT_AOSPEXT is not set # CONFIG_BT_DEBUGFS is not set # CONFIG_BT_SELFTEST is not set # # Bluetooth device drivers # CONFIG_BT_INTEL=y CONFIG_BT_BCM=y CONFIG_BT_RTL=y CONFIG_BT_QCA=y CONFIG_BT_MTK=y CONFIG_BT_HCIBTUSB=y CONFIG_BT_HCIBTUSB_AUTOSUSPEND=y CONFIG_BT_HCIBTUSB_POLL_SYNC=y CONFIG_BT_HCIBTUSB_BCM=y CONFIG_BT_HCIBTUSB_MTK=y CONFIG_BT_HCIBTUSB_RTL=y # CONFIG_BT_HCIBTSDIO is not set CONFIG_BT_HCIUART=y CONFIG_BT_HCIUART_SERDEV=y CONFIG_BT_HCIUART_H4=y # CONFIG_BT_HCIUART_NOKIA is not set CONFIG_BT_HCIUART_BCSP=y # CONFIG_BT_HCIUART_ATH3K is not set CONFIG_BT_HCIUART_LL=y CONFIG_BT_HCIUART_3WIRE=y # CONFIG_BT_HCIUART_INTEL is not set # CONFIG_BT_HCIUART_BCM is not set # CONFIG_BT_HCIUART_RTL is not set CONFIG_BT_HCIUART_QCA=y CONFIG_BT_HCIUART_AG6XX=y CONFIG_BT_HCIUART_MRVL=y # CONFIG_BT_HCIUART_AML is not set CONFIG_BT_HCIBCM203X=y # CONFIG_BT_HCIBCM4377 is not set CONFIG_BT_HCIBPA10X=y CONFIG_BT_HCIBFUSB=y # CONFIG_BT_HCIDTL1 is not set # CONFIG_BT_HCIBT3C is not set # CONFIG_BT_HCIBLUECARD is not set CONFIG_BT_HCIVHCI=y CONFIG_BT_MRVL=y CONFIG_BT_MRVL_SDIO=y CONFIG_BT_ATH3K=y CONFIG_BT_MTKSDIO=y CONFIG_BT_MTKUART=y # CONFIG_BT_VIRTIO is not set # CONFIG_BT_NXPUART is not set # CONFIG_BT_INTEL_PCIE is not set # end of Bluetooth device drivers CONFIG_AF_RXRPC=y CONFIG_AF_RXRPC_IPV6=y # CONFIG_AF_RXRPC_INJECT_LOSS is not set # CONFIG_AF_RXRPC_INJECT_RX_DELAY is not set # CONFIG_AF_RXRPC_DEBUG is not set CONFIG_RXKAD=y # CONFIG_RXGK is not set # CONFIG_RXPERF is not set CONFIG_AF_KCM=y CONFIG_STREAM_PARSER=y CONFIG_MCTP=y CONFIG_FIB_RULES=y CONFIG_WIRELESS=y CONFIG_WEXT_CORE=y CONFIG_WEXT_PROC=y CONFIG_CFG80211=y # CONFIG_NL80211_TESTMODE is not set # CONFIG_CFG80211_DEVELOPER_WARNINGS is not set # CONFIG_CFG80211_CERTIFICATION_ONUS is not set CONFIG_CFG80211_REQUIRE_SIGNED_REGDB=y CONFIG_CFG80211_USE_KERNEL_REGDB_KEYS=y CONFIG_CFG80211_DEFAULT_PS=y CONFIG_CFG80211_DEBUGFS=y CONFIG_CFG80211_CRDA_SUPPORT=y CONFIG_CFG80211_WEXT=y CONFIG_MAC80211=y CONFIG_MAC80211_HAS_RC=y CONFIG_MAC80211_RC_MINSTREL=y CONFIG_MAC80211_RC_DEFAULT_MINSTREL=y CONFIG_MAC80211_RC_DEFAULT="minstrel_ht" CONFIG_MAC80211_MESH=y CONFIG_MAC80211_LEDS=y CONFIG_MAC80211_DEBUGFS=y # CONFIG_MAC80211_MESSAGE_TRACING is not set # CONFIG_MAC80211_DEBUG_MENU is not set CONFIG_MAC80211_STA_HASH_MAX_SIZE=0 CONFIG_RFKILL=y CONFIG_RFKILL_LEDS=y CONFIG_RFKILL_INPUT=y # CONFIG_RFKILL_GPIO is not set CONFIG_NET_9P=y CONFIG_NET_9P_FD=y CONFIG_NET_9P_VIRTIO=y # CONFIG_NET_9P_USBG is not set CONFIG_NET_9P_RDMA=y # CONFIG_NET_9P_DEBUG is not set CONFIG_CAIF=y CONFIG_CAIF_DEBUG=y CONFIG_CAIF_NETDEV=y CONFIG_CAIF_USB=y CONFIG_CEPH_LIB=y # CONFIG_CEPH_LIB_PRETTYDEBUG is not set CONFIG_CEPH_LIB_USE_DNS_RESOLVER=y CONFIG_NFC=y CONFIG_NFC_DIGITAL=y CONFIG_NFC_NCI=y # CONFIG_NFC_NCI_SPI is not set CONFIG_NFC_NCI_UART=y CONFIG_NFC_HCI=y CONFIG_NFC_SHDLC=y # # Near Field Communication (NFC) devices # # CONFIG_NFC_TRF7970A is not set # CONFIG_NFC_MEI_PHY is not set CONFIG_NFC_SIM=y CONFIG_NFC_PORT100=y CONFIG_NFC_VIRTUAL_NCI=y CONFIG_NFC_FDP=y # CONFIG_NFC_FDP_I2C is not set # CONFIG_NFC_PN544_I2C is not set CONFIG_NFC_PN533=y CONFIG_NFC_PN533_USB=y # CONFIG_NFC_PN533_I2C is not set # CONFIG_NFC_PN532_UART is not set # CONFIG_NFC_MICROREAD_I2C is not set CONFIG_NFC_MRVL=y CONFIG_NFC_MRVL_USB=y # CONFIG_NFC_MRVL_UART is not set # CONFIG_NFC_MRVL_I2C is not set # CONFIG_NFC_ST21NFCA_I2C is not set # CONFIG_NFC_ST_NCI_I2C is not set # CONFIG_NFC_ST_NCI_SPI is not set # CONFIG_NFC_NXP_NCI is not set # CONFIG_NFC_S3FWRN5_I2C is not set # CONFIG_NFC_S3FWRN82_UART is not set # CONFIG_NFC_ST95HF is not set # end of Near Field Communication (NFC) devices CONFIG_PSAMPLE=y CONFIG_NET_IFE=y CONFIG_LWTUNNEL=y CONFIG_LWTUNNEL_BPF=y CONFIG_DST_CACHE=y CONFIG_GRO_CELLS=y CONFIG_SOCK_VALIDATE_XMIT=y CONFIG_NET_SELFTESTS=y CONFIG_NET_SOCK_MSG=y CONFIG_NET_DEVLINK=y CONFIG_PAGE_POOL=y # CONFIG_PAGE_POOL_STATS is not set CONFIG_FAILOVER=y CONFIG_ETHTOOL_NETLINK=y # # Device Drivers # CONFIG_HAVE_PCI=y CONFIG_GENERIC_PCI_IOMAP=y CONFIG_PCI=y CONFIG_PCI_DOMAINS=y CONFIG_PCIEPORTBUS=y CONFIG_HOTPLUG_PCI_PCIE=y CONFIG_PCIEAER=y # CONFIG_PCIEAER_INJECT is not set # CONFIG_PCIE_ECRC is not set CONFIG_PCIEASPM=y CONFIG_PCIEASPM_DEFAULT=y # CONFIG_PCIEASPM_POWERSAVE is not set # CONFIG_PCIEASPM_POWER_SUPERSAVE is not set # CONFIG_PCIEASPM_PERFORMANCE is not set CONFIG_PCIE_PME=y # CONFIG_PCIE_DPC is not set # CONFIG_PCIE_PTM is not set CONFIG_PCI_MSI=y CONFIG_PCI_QUIRKS=y # CONFIG_PCI_DEBUG is not set # CONFIG_PCI_REALLOC_ENABLE_AUTO is not set # CONFIG_PCI_STUB is not set # CONFIG_PCI_PF_STUB is not set CONFIG_PCI_ATS=y # CONFIG_PCI_TSM is not set # CONFIG_PCI_DOE is not set CONFIG_PCI_ECAM=y CONFIG_PCI_LOCKLESS_CONFIG=y CONFIG_PCI_IOV=y # CONFIG_PCI_NPEM is not set CONFIG_PCI_PRI=y CONFIG_PCI_PASID=y # CONFIG_PCIE_TPH is not set # CONFIG_PCI_P2PDMA is not set CONFIG_PCI_LABEL=y # CONFIG_PCI_DYNAMIC_OF_NODES is not set # CONFIG_PCIE_BUS_TUNE_OFF is not set CONFIG_PCIE_BUS_DEFAULT=y # CONFIG_PCIE_BUS_SAFE is not set # CONFIG_PCIE_BUS_PERFORMANCE is not set # CONFIG_PCIE_BUS_PEER2PEER is not set CONFIG_VGA_ARB=y CONFIG_VGA_ARB_MAX_GPUS=16 CONFIG_HOTPLUG_PCI=y # CONFIG_HOTPLUG_PCI_ACPI is not set # CONFIG_HOTPLUG_PCI_CPCI is not set # CONFIG_HOTPLUG_PCI_OCTEONEP is not set # CONFIG_HOTPLUG_PCI_SHPC is not set # # PCI controller drivers # CONFIG_PCI_HOST_COMMON=y # CONFIG_PCI_FTPCI100 is not set CONFIG_PCI_HOST_GENERIC=y # CONFIG_VMD is not set # CONFIG_PCIE_XILINX is not set # # Cadence-based PCIe controllers # # CONFIG_PCIE_CADENCE_PLAT_HOST is not set # CONFIG_PCIE_CADENCE_PLAT_EP is not set # end of Cadence-based PCIe controllers # # DesignWare-based PCIe controllers # # CONFIG_PCI_MESON is not set # CONFIG_PCIE_INTEL_GW is not set # CONFIG_PCIE_DW_PLAT_HOST is not set # CONFIG_PCIE_DW_PLAT_EP is not set # end of DesignWare-based PCIe controllers # # Mobiveil-based PCIe controllers # # end of Mobiveil-based PCIe controllers # # PLDA-based PCIe controllers # # CONFIG_PCIE_MICROCHIP_HOST is not set # end of PLDA-based PCIe controllers # end of PCI controller drivers # # PCI Endpoint # CONFIG_PCI_ENDPOINT=y # CONFIG_PCI_ENDPOINT_CONFIGFS is not set # CONFIG_PCI_ENDPOINT_MSI_DOORBELL is not set # CONFIG_PCI_EPF_TEST is not set # CONFIG_PCI_EPF_NTB is not set # end of PCI Endpoint # # PCI switch controller drivers # # CONFIG_PCI_SW_SWITCHTEC is not set # end of PCI switch controller drivers # CONFIG_PCI_PWRCTRL_SLOT is not set # CONFIG_PCI_PWRCTRL_TC9563 is not set # CONFIG_CXL_BUS is not set CONFIG_PCCARD=y CONFIG_PCMCIA=y CONFIG_PCMCIA_LOAD_CIS=y CONFIG_CARDBUS=y # # PC-card bridges # CONFIG_YENTA=y CONFIG_YENTA_O2=y CONFIG_YENTA_RICOH=y CONFIG_YENTA_TI=y CONFIG_YENTA_ENE_TUNE=y CONFIG_YENTA_TOSHIBA=y # CONFIG_PD6729 is not set # CONFIG_I82092 is not set CONFIG_PCCARD_NONSTATIC=y # CONFIG_RAPIDIO is not set # CONFIG_PC104 is not set # # Generic Driver Options # CONFIG_AUXILIARY_BUS=y CONFIG_UEVENT_HELPER=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y # CONFIG_DEVTMPFS_SAFE is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # # Firmware loader # CONFIG_FW_LOADER=y # CONFIG_FW_LOADER_DEBUG is not set CONFIG_RUST_FW_LOADER_ABSTRACTIONS=y CONFIG_FW_LOADER_PAGED_BUF=y CONFIG_FW_LOADER_SYSFS=y CONFIG_EXTRA_FIRMWARE="" CONFIG_FW_LOADER_USER_HELPER=y CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y CONFIG_FW_LOADER_COMPRESS=y # CONFIG_FW_LOADER_COMPRESS_XZ is not set # CONFIG_FW_LOADER_COMPRESS_ZSTD is not set CONFIG_FW_CACHE=y # CONFIG_FW_UPLOAD is not set # end of Firmware loader CONFIG_WANT_DEV_COREDUMP=y CONFIG_ALLOW_DEV_COREDUMP=y CONFIG_DEV_COREDUMP=y # CONFIG_DEBUG_DRIVER is not set CONFIG_DEBUG_DEVRES=y # CONFIG_DEBUG_TEST_DRIVER_REMOVE is not set # CONFIG_TEST_ASYNC_DRIVER_PROBE is not set CONFIG_GENERIC_CPU_DEVICES=y CONFIG_GENERIC_CPU_AUTOPROBE=y CONFIG_GENERIC_CPU_VULNERABILITIES=y CONFIG_REGMAP=y CONFIG_REGMAP_I2C=y CONFIG_REGMAP_SPI=y CONFIG_REGMAP_MMIO=y CONFIG_REGMAP_IRQ=y CONFIG_DMA_SHARED_BUFFER=y # CONFIG_DMA_FENCE_TRACE is not set # CONFIG_FW_DEVLINK_SYNC_STATE_TIMEOUT is not set # end of Generic Driver Options # # Bus devices # # CONFIG_MOXTET is not set CONFIG_MHI_BUS=y # CONFIG_MHI_BUS_DEBUG is not set # CONFIG_MHI_BUS_PCI_GENERIC is not set # CONFIG_MHI_BUS_EP is not set # end of Bus devices CONFIG_CONNECTOR=y CONFIG_PROC_EVENTS=y # # Firmware Drivers # # # ARM System Control and Management Interface Protocol # # end of ARM System Control and Management Interface Protocol # CONFIG_EDD is not set CONFIG_FIRMWARE_MEMMAP=y CONFIG_DMIID=y # CONFIG_DMI_SYSFS is not set CONFIG_DMI_SCAN_MACHINE_NON_EFI_FALLBACK=y # CONFIG_ISCSI_IBFT is not set # CONFIG_FW_CFG_SYSFS is not set CONFIG_SYSFB=y # CONFIG_SYSFB_SIMPLEFB is not set CONFIG_GOOGLE_FIRMWARE=y # CONFIG_GOOGLE_SMI is not set # CONFIG_GOOGLE_CBMEM is not set CONFIG_GOOGLE_COREBOOT_TABLE=y CONFIG_GOOGLE_MEMCONSOLE=y # CONFIG_GOOGLE_MEMCONSOLE_X86_LEGACY is not set # CONFIG_GOOGLE_FRAMEBUFFER_COREBOOT is not set CONFIG_GOOGLE_MEMCONSOLE_COREBOOT=y CONFIG_GOOGLE_VPD=y # # Qualcomm firmware drivers # # end of Qualcomm firmware drivers # # Tegra firmware driver # # end of Tegra firmware driver # end of Firmware Drivers # CONFIG_FWCTL is not set CONFIG_GNSS=y # CONFIG_GNSS_MTK_SERIAL is not set # CONFIG_GNSS_SIRF_SERIAL is not set # CONFIG_GNSS_UBX_SERIAL is not set CONFIG_GNSS_USB=y CONFIG_MTD=y # CONFIG_MTD_TESTS is not set # # Partition parsers # # CONFIG_MTD_CMDLINE_PARTS is not set # CONFIG_MTD_OF_PARTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set # end of Partition parsers # # User Modules And Translation Layers # CONFIG_MTD_BLKDEVS=y CONFIG_MTD_BLOCK=y # # Note that in some cases UBI block is preferred. See MTD_UBI_BLOCK. # CONFIG_FTL=y # CONFIG_NFTL is not set # CONFIG_INFTL is not set # CONFIG_RFD_FTL is not set # CONFIG_SSFDC is not set # CONFIG_SM_FTL is not set # CONFIG_MTD_OOPS is not set # CONFIG_MTD_SWAP is not set # CONFIG_MTD_PARTITIONED_MASTER is not set # # RAM/ROM/Flash chip drivers # # CONFIG_MTD_CFI is not set # CONFIG_MTD_JEDECPROBE is not set CONFIG_MTD_MAP_BANK_WIDTH_1=y CONFIG_MTD_MAP_BANK_WIDTH_2=y CONFIG_MTD_MAP_BANK_WIDTH_4=y CONFIG_MTD_CFI_I1=y CONFIG_MTD_CFI_I2=y # CONFIG_MTD_RAM is not set # CONFIG_MTD_ROM is not set # CONFIG_MTD_ABSENT is not set # end of RAM/ROM/Flash chip drivers # # Mapping drivers for chip access # # CONFIG_MTD_COMPLEX_MAPPINGS is not set # CONFIG_MTD_PLATRAM is not set # end of Mapping drivers for chip access # # Self-contained MTD device drivers # # CONFIG_MTD_PMC551 is not set # CONFIG_MTD_DATAFLASH is not set # CONFIG_MTD_MCHP23K256 is not set # CONFIG_MTD_MCHP48L640 is not set # CONFIG_MTD_SST25L is not set CONFIG_MTD_SLRAM=y CONFIG_MTD_PHRAM=y CONFIG_MTD_MTDRAM=y CONFIG_MTDRAM_TOTAL_SIZE=128 CONFIG_MTDRAM_ERASE_SIZE=4 CONFIG_MTD_BLOCK2MTD=y # CONFIG_MTD_INTEL_DG is not set # # Disk-On-Chip Device Drivers # # CONFIG_MTD_DOCG3 is not set # end of Self-contained MTD device drivers # # NAND # # CONFIG_MTD_ONENAND is not set # CONFIG_MTD_RAW_NAND is not set # CONFIG_MTD_SPI_NAND is not set # # ECC engine support # # CONFIG_MTD_NAND_ECC_SW_HAMMING is not set # CONFIG_MTD_NAND_ECC_SW_BCH is not set # CONFIG_MTD_NAND_ECC_MXIC is not set # end of ECC engine support # end of NAND # # LPDDR & LPDDR2 PCM memory drivers # # CONFIG_MTD_LPDDR is not set # end of LPDDR & LPDDR2 PCM memory drivers # CONFIG_MTD_SPI_NOR is not set CONFIG_MTD_UBI=y CONFIG_MTD_UBI_WL_THRESHOLD=4096 CONFIG_MTD_UBI_BEB_LIMIT=20 # CONFIG_MTD_UBI_FASTMAP is not set # CONFIG_MTD_UBI_GLUEBI is not set # CONFIG_MTD_UBI_BLOCK is not set # CONFIG_MTD_UBI_FAULT_INJECTION is not set # CONFIG_MTD_UBI_NVMEM is not set # CONFIG_MTD_HYPERBUS is not set CONFIG_DTC=y CONFIG_OF=y # CONFIG_OF_UNITTEST is not set CONFIG_OF_FLATTREE=y CONFIG_OF_EARLY_FLATTREE=y CONFIG_OF_KOBJ=y CONFIG_OF_ADDRESS=y CONFIG_OF_IRQ=y CONFIG_OF_RESERVED_MEM=y # CONFIG_OF_OVERLAY is not set CONFIG_OF_NUMA=y CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y CONFIG_PARPORT=y # CONFIG_PARPORT_PC is not set # CONFIG_PARPORT_1284 is not set CONFIG_PARPORT_NOT_PC=y CONFIG_PNP=y CONFIG_PNP_DEBUG_MESSAGES=y # # Protocols # CONFIG_PNPACPI=y CONFIG_BLK_DEV=y CONFIG_BLK_DEV_NULL_BLK=y CONFIG_BLK_DEV_NULL_BLK_FAULT_INJECTION=y CONFIG_BLK_DEV_RUST_NULL=y # CONFIG_BLK_DEV_FD is not set CONFIG_CDROM=y # CONFIG_BLK_DEV_PCIESSD_MTIP32XX is not set CONFIG_ZRAM=y # CONFIG_ZRAM_BACKEND_LZ4 is not set # CONFIG_ZRAM_BACKEND_LZ4HC is not set # CONFIG_ZRAM_BACKEND_ZSTD is not set # CONFIG_ZRAM_BACKEND_DEFLATE is not set # CONFIG_ZRAM_BACKEND_842 is not set CONFIG_ZRAM_BACKEND_FORCE_LZO=y CONFIG_ZRAM_BACKEND_LZO=y # CONFIG_ZRAM_DEF_COMP_LZORLE is not set CONFIG_ZRAM_DEF_COMP_LZO=y CONFIG_ZRAM_DEF_COMP="lzo" # CONFIG_ZRAM_WRITEBACK is not set # CONFIG_ZRAM_TRACK_ENTRY_ACTIME is not set # CONFIG_ZRAM_MEMORY_TRACKING is not set # CONFIG_ZRAM_MULTI_COMP is not set CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_LOOP_MIN_COUNT=16 # CONFIG_BLK_DEV_DRBD is not set CONFIG_BLK_DEV_NBD=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=4096 CONFIG_ATA_OVER_ETH=y CONFIG_VIRTIO_BLK=y # CONFIG_BLK_DEV_RBD is not set # CONFIG_BLK_DEV_UBLK is not set CONFIG_BLK_DEV_RNBD=y CONFIG_BLK_DEV_RNBD_CLIENT=y # CONFIG_BLK_DEV_ZONED_LOOP is not set # # NVME Support # CONFIG_NVME_CORE=y CONFIG_BLK_DEV_NVME=y CONFIG_NVME_MULTIPATH=y # CONFIG_NVME_VERBOSE_ERRORS is not set # CONFIG_NVME_HWMON is not set CONFIG_NVME_FABRICS=y CONFIG_NVME_RDMA=y CONFIG_NVME_FC=y CONFIG_NVME_TCP=y # CONFIG_NVME_TCP_TLS is not set # CONFIG_NVME_HOST_AUTH is not set CONFIG_NVME_TARGET=y # CONFIG_NVME_TARGET_DEBUGFS is not set # CONFIG_NVME_TARGET_PASSTHRU is not set CONFIG_NVME_TARGET_LOOP=y CONFIG_NVME_TARGET_RDMA=y CONFIG_NVME_TARGET_FC=y CONFIG_NVME_TARGET_FCLOOP=y CONFIG_NVME_TARGET_TCP=y # CONFIG_NVME_TARGET_TCP_TLS is not set # CONFIG_NVME_TARGET_AUTH is not set # CONFIG_NVME_TARGET_PCI_EPF is not set # end of NVME Support # # Misc devices # # CONFIG_AD525X_DPOT is not set # CONFIG_DUMMY_IRQ is not set # CONFIG_IBM_ASM is not set # CONFIG_PHANTOM is not set # CONFIG_RPMB is not set # CONFIG_TI_FPC202 is not set # CONFIG_TIFM_CORE is not set # CONFIG_ICS932S401 is not set # CONFIG_ENCLOSURE_SERVICES is not set # CONFIG_HP_ILO is not set # CONFIG_APDS9802ALS is not set # CONFIG_ISL29003 is not set # CONFIG_ISL29020 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_SENSORS_BH1770 is not set # CONFIG_SENSORS_APDS990X is not set # CONFIG_HMC6352 is not set # CONFIG_DS1682 is not set # CONFIG_VMWARE_BALLOON is not set # CONFIG_LATTICE_ECP3_CONFIG is not set # CONFIG_SRAM is not set # CONFIG_DW_XDATA_PCIE is not set # CONFIG_PCI_ENDPOINT_TEST is not set # CONFIG_XILINX_SDFEC is not set CONFIG_MISC_RTSX=y # CONFIG_HISI_HIKEY_USB is not set # CONFIG_OPEN_DICE is not set # CONFIG_NTSYNC is not set # CONFIG_VCPU_STALL_DETECTOR is not set # CONFIG_NSM is not set # CONFIG_C2PORT is not set # # EEPROM support # # CONFIG_EEPROM_AT24 is not set # CONFIG_EEPROM_AT25 is not set # CONFIG_EEPROM_MAX6875 is not set CONFIG_EEPROM_93CX6=y # CONFIG_EEPROM_93XX46 is not set # CONFIG_EEPROM_IDT_89HPESX is not set # CONFIG_EEPROM_EE1004 is not set # CONFIG_EEPROM_M24LR is not set # end of EEPROM support # CONFIG_CB710_CORE is not set # CONFIG_SENSORS_LIS3_I2C is not set # CONFIG_ALTERA_STAPL is not set CONFIG_INTEL_MEI=y CONFIG_INTEL_MEI_ME=y # CONFIG_INTEL_MEI_TXE is not set # CONFIG_INTEL_MEI_GSC is not set # CONFIG_INTEL_MEI_VSC_HW is not set # CONFIG_INTEL_MEI_HDCP is not set # CONFIG_INTEL_MEI_PXP is not set # CONFIG_INTEL_MEI_GSC_PROXY is not set CONFIG_VMWARE_VMCI=y # CONFIG_GENWQE is not set # CONFIG_BCM_VK is not set # CONFIG_MISC_ALCOR_PCI is not set # CONFIG_MISC_RTSX_PCI is not set CONFIG_MISC_RTSX_USB=y # CONFIG_UACCE is not set # CONFIG_PVPANIC is not set # CONFIG_GP_PCI1XXXX is not set # CONFIG_KEBA_CP500 is not set # CONFIG_MISC_RP1 is not set # end of Misc devices # # SCSI device support # CONFIG_SCSI_MOD=y CONFIG_RAID_ATTRS=y CONFIG_SCSI_COMMON=y CONFIG_SCSI=y CONFIG_SCSI_DMA=y CONFIG_SCSI_NETLINK=y CONFIG_SCSI_PROC_FS=y # # SCSI support type (disk, tape, CD-ROM) # CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=y CONFIG_BLK_DEV_SR=y CONFIG_CHR_DEV_SG=y CONFIG_BLK_DEV_BSG=y # CONFIG_CHR_DEV_SCH is not set CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y CONFIG_SCSI_SCAN_ASYNC=y # # SCSI Transports # CONFIG_SCSI_SPI_ATTRS=y CONFIG_SCSI_FC_ATTRS=y CONFIG_SCSI_ISCSI_ATTRS=y CONFIG_SCSI_SAS_ATTRS=y CONFIG_SCSI_SAS_LIBSAS=y CONFIG_SCSI_SAS_ATA=y # CONFIG_SCSI_SAS_HOST_SMP is not set CONFIG_SCSI_SRP_ATTRS=y # end of SCSI Transports CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set # CONFIG_ISCSI_BOOT_SYSFS is not set # CONFIG_SCSI_CXGB3_ISCSI is not set # CONFIG_SCSI_CXGB4_ISCSI is not set # CONFIG_SCSI_BNX2_ISCSI is not set # CONFIG_BE2ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set CONFIG_SCSI_HPSA=y # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_3W_SAS is not set # CONFIG_SCSI_ACARD is not set # CONFIG_SCSI_AACRAID is not set # CONFIG_SCSI_AIC7XXX is not set # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set # CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_MVUMI is not set # CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_SCSI_ESAS2R is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set # CONFIG_MEGARAID_SAS is not set # CONFIG_SCSI_MPT3SAS is not set # CONFIG_SCSI_MPT2SAS is not set # CONFIG_SCSI_MPI3MR is not set # CONFIG_SCSI_SMARTPQI is not set # CONFIG_SCSI_HPTIOP is not set # CONFIG_SCSI_BUSLOGIC is not set # CONFIG_SCSI_MYRB is not set # CONFIG_SCSI_MYRS is not set # CONFIG_VMWARE_PVSCSI is not set # CONFIG_LIBFC is not set # CONFIG_SCSI_SNIC is not set # CONFIG_SCSI_DMX3191D is not set # CONFIG_SCSI_FDOMAIN_PCI is not set # CONFIG_SCSI_ISCI is not set # CONFIG_SCSI_IPS is not set # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set # CONFIG_SCSI_STEX is not set # CONFIG_SCSI_SYM53C8XX_2 is not set # CONFIG_SCSI_IPR is not set # CONFIG_SCSI_QLOGIC_1280 is not set # CONFIG_SCSI_QLA_FC is not set # CONFIG_SCSI_QLA_ISCSI is not set # CONFIG_SCSI_LPFC is not set # CONFIG_SCSI_EFCT is not set # CONFIG_SCSI_DC395x is not set # CONFIG_SCSI_AM53C974 is not set # CONFIG_SCSI_WD719X is not set # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_PMCRAID is not set # CONFIG_SCSI_PM8001 is not set # CONFIG_SCSI_BFA_FC is not set CONFIG_SCSI_VIRTIO=y # CONFIG_SCSI_CHELSIO_FCOE is not set # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set # CONFIG_SCSI_DH is not set # end of SCSI device support CONFIG_ATA=y CONFIG_SATA_HOST=y CONFIG_PATA_TIMINGS=y CONFIG_ATA_VERBOSE_ERROR=y CONFIG_ATA_FORCE=y CONFIG_ATA_ACPI=y # CONFIG_SATA_ZPODD is not set CONFIG_SATA_PMP=y # # Controllers with non-SFF native interface # CONFIG_SATA_AHCI=y CONFIG_SATA_MOBILE_LPM_POLICY=3 # CONFIG_SATA_AHCI_PLATFORM is not set # CONFIG_AHCI_DWC is not set # CONFIG_AHCI_CEVA is not set # CONFIG_SATA_INIC162X is not set # CONFIG_SATA_ACARD_AHCI is not set # CONFIG_SATA_SIL24 is not set CONFIG_ATA_SFF=y # # SFF controllers with custom DMA interface # # CONFIG_PDC_ADMA is not set # CONFIG_SATA_QSTOR is not set # CONFIG_SATA_SX4 is not set CONFIG_ATA_BMDMA=y # # SATA SFF controllers with BMDMA # CONFIG_ATA_PIIX=y # CONFIG_SATA_DWC is not set # CONFIG_SATA_MV is not set # CONFIG_SATA_NV is not set # CONFIG_SATA_PROMISE is not set # CONFIG_SATA_SIL is not set # CONFIG_SATA_SIS is not set # CONFIG_SATA_SVW is not set # CONFIG_SATA_ULI is not set # CONFIG_SATA_VIA is not set # CONFIG_SATA_VITESSE is not set # # PATA SFF controllers with BMDMA # # CONFIG_PATA_ALI is not set CONFIG_PATA_AMD=y # CONFIG_PATA_ARTOP is not set # CONFIG_PATA_ATIIXP is not set # CONFIG_PATA_ATP867X is not set # CONFIG_PATA_CMD64X is not set # CONFIG_PATA_CYPRESS is not set # CONFIG_PATA_EFAR is not set # CONFIG_PATA_HPT366 is not set # CONFIG_PATA_HPT37X is not set # CONFIG_PATA_HPT3X2N is not set # CONFIG_PATA_HPT3X3 is not set # CONFIG_PATA_IT8213 is not set # CONFIG_PATA_IT821X is not set # CONFIG_PATA_JMICRON is not set # CONFIG_PATA_MARVELL is not set # CONFIG_PATA_NETCELL is not set # CONFIG_PATA_NINJA32 is not set # CONFIG_PATA_NS87415 is not set CONFIG_PATA_OLDPIIX=y # CONFIG_PATA_OPTIDMA is not set # CONFIG_PATA_PDC2027X is not set # CONFIG_PATA_PDC_OLD is not set # CONFIG_PATA_RADISYS is not set # CONFIG_PATA_RDC is not set CONFIG_PATA_SCH=y # CONFIG_PATA_SERVERWORKS is not set # CONFIG_PATA_SIL680 is not set # CONFIG_PATA_SIS is not set # CONFIG_PATA_TOSHIBA is not set # CONFIG_PATA_TRIFLEX is not set # CONFIG_PATA_VIA is not set # CONFIG_PATA_WINBOND is not set # # PIO-only SFF controllers # # CONFIG_PATA_CMD640_PCI is not set # CONFIG_PATA_MPIIX is not set # CONFIG_PATA_NS87410 is not set # CONFIG_PATA_OPTI is not set # CONFIG_PATA_PCMCIA is not set # CONFIG_PATA_OF_PLATFORM is not set # CONFIG_PATA_RZ1000 is not set # # Generic fallback / legacy drivers # # CONFIG_PATA_ACPI is not set CONFIG_ATA_GENERIC=y # CONFIG_PATA_LEGACY is not set CONFIG_MD=y CONFIG_BLK_DEV_MD=y CONFIG_MD_BITMAP=y # CONFIG_MD_LLBITMAP is not set CONFIG_MD_AUTODETECT=y CONFIG_MD_BITMAP_FILE=y # CONFIG_MD_LINEAR is not set CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y CONFIG_MD_RAID10=y CONFIG_MD_RAID456=y # CONFIG_MD_CLUSTER is not set CONFIG_BCACHE=y # CONFIG_BCACHE_DEBUG is not set # CONFIG_BCACHE_ASYNC_REGISTRATION is not set CONFIG_BLK_DEV_DM_BUILTIN=y CONFIG_BLK_DEV_DM=y # CONFIG_DM_DEBUG is not set CONFIG_DM_BUFIO=y # CONFIG_DM_DEBUG_BLOCK_MANAGER_LOCKING is not set CONFIG_DM_BIO_PRISON=y CONFIG_DM_PERSISTENT_DATA=y # CONFIG_DM_UNSTRIPED is not set CONFIG_DM_CRYPT=y CONFIG_DM_SNAPSHOT=y CONFIG_DM_THIN_PROVISIONING=y CONFIG_DM_CACHE=y CONFIG_DM_CACHE_SMQ=y CONFIG_DM_WRITECACHE=y # CONFIG_DM_EBS is not set # CONFIG_DM_ERA is not set CONFIG_DM_CLONE=y CONFIG_DM_MIRROR=y # CONFIG_DM_LOG_USERSPACE is not set CONFIG_DM_RAID=y CONFIG_DM_ZERO=y CONFIG_DM_MULTIPATH=y CONFIG_DM_MULTIPATH_QL=y CONFIG_DM_MULTIPATH_ST=y # CONFIG_DM_MULTIPATH_HST is not set # CONFIG_DM_MULTIPATH_IOA is not set # CONFIG_DM_DELAY is not set # CONFIG_DM_DUST is not set # CONFIG_DM_INIT is not set CONFIG_DM_UEVENT=y CONFIG_DM_FLAKEY=y CONFIG_DM_VERITY=y # CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG is not set CONFIG_DM_VERITY_FEC=y # CONFIG_DM_SWITCH is not set # CONFIG_DM_LOG_WRITES is not set CONFIG_DM_INTEGRITY=y CONFIG_DM_ZONED=y CONFIG_DM_AUDIT=y # CONFIG_DM_VDO is not set # CONFIG_DM_PCACHE is not set CONFIG_TARGET_CORE=y # CONFIG_TCM_IBLOCK is not set # CONFIG_TCM_FILEIO is not set # CONFIG_TCM_PSCSI is not set # CONFIG_LOOPBACK_TARGET is not set # CONFIG_ISCSI_TARGET is not set # CONFIG_SBP_TARGET is not set # CONFIG_REMOTE_TARGET is not set # CONFIG_FUSION is not set # # IEEE 1394 (FireWire) support # CONFIG_FIREWIRE=y CONFIG_FIREWIRE_OHCI=y CONFIG_FIREWIRE_SBP2=y CONFIG_FIREWIRE_NET=y # CONFIG_FIREWIRE_NOSY is not set # end of IEEE 1394 (FireWire) support # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y CONFIG_MII=y CONFIG_NET_CORE=y CONFIG_BONDING=y CONFIG_DUMMY=y CONFIG_WIREGUARD=y # CONFIG_WIREGUARD_DEBUG is not set # CONFIG_OVPN is not set CONFIG_EQUALIZER=y CONFIG_NET_FC=y CONFIG_IFB=y CONFIG_NET_TEAM=y CONFIG_NET_TEAM_MODE_BROADCAST=y CONFIG_NET_TEAM_MODE_ROUNDROBIN=y CONFIG_NET_TEAM_MODE_RANDOM=y CONFIG_NET_TEAM_MODE_ACTIVEBACKUP=y CONFIG_NET_TEAM_MODE_LOADBALANCE=y CONFIG_MACVLAN=y CONFIG_MACVTAP=y CONFIG_IPVLAN_L3S=y CONFIG_IPVLAN=y CONFIG_IPVTAP=y CONFIG_VXLAN=y CONFIG_GENEVE=y CONFIG_BAREUDP=y CONFIG_GTP=y # CONFIG_PFCP is not set # CONFIG_AMT is not set CONFIG_MACSEC=y CONFIG_NETCONSOLE=y # CONFIG_NETCONSOLE_DYNAMIC is not set # CONFIG_NETCONSOLE_EXTENDED_LOG is not set CONFIG_NETPOLL=y CONFIG_NET_POLL_CONTROLLER=y CONFIG_TUN=y CONFIG_TAP=y CONFIG_TUN_VNET_CROSS_LE=y CONFIG_VETH=y CONFIG_VIRTIO_NET=y CONFIG_NLMON=y # CONFIG_NETKIT is not set CONFIG_NET_VRF=y CONFIG_VSOCKMON=y # CONFIG_MHI_NET is not set # CONFIG_ARCNET is not set CONFIG_ATM_DRIVERS=y # CONFIG_ATM_DUMMY is not set CONFIG_ATM_TCP=y # CONFIG_ATM_LANAI is not set # CONFIG_ATM_ENI is not set # CONFIG_ATM_NICSTAR is not set # CONFIG_ATM_IDT77252 is not set # CONFIG_ATM_IA is not set # CONFIG_ATM_FORE200E is not set # CONFIG_ATM_HE is not set # CONFIG_ATM_SOLOS is not set CONFIG_CAIF_DRIVERS=y CONFIG_CAIF_TTY=y CONFIG_CAIF_VIRTIO=y # # Distributed Switch Architecture drivers # # CONFIG_B53 is not set # CONFIG_NET_DSA_BCM_SF2 is not set # CONFIG_NET_DSA_LOOP is not set # CONFIG_NET_DSA_HIRSCHMANN_HELLCREEK is not set # CONFIG_NET_DSA_LANTIQ_GSWIP is not set # CONFIG_NET_DSA_MXL_GSW1XX is not set # CONFIG_NET_DSA_MT7530 is not set # CONFIG_NET_DSA_MV88E6060 is not set # CONFIG_NET_DSA_MICROCHIP_KSZ_COMMON is not set # CONFIG_NET_DSA_MV88E6XXX is not set # CONFIG_NET_DSA_MXL862 is not set # CONFIG_NET_DSA_AR9331 is not set # CONFIG_NET_DSA_QCA8K is not set # CONFIG_NET_DSA_SJA1105 is not set # CONFIG_NET_DSA_XRS700X_I2C is not set # CONFIG_NET_DSA_XRS700X_MDIO is not set # CONFIG_NET_DSA_REALTEK is not set # CONFIG_NET_DSA_KS8995 is not set # CONFIG_NET_DSA_SMSC_LAN9303_I2C is not set # CONFIG_NET_DSA_SMSC_LAN9303_MDIO is not set # CONFIG_NET_DSA_VITESSE_VSC73XX_SPI is not set # CONFIG_NET_DSA_VITESSE_VSC73XX_PLATFORM is not set # CONFIG_NET_DSA_YT921X is not set # end of Distributed Switch Architecture drivers CONFIG_ETHERNET=y # CONFIG_NET_VENDOR_3COM is not set # CONFIG_NET_VENDOR_ADAPTEC is not set # CONFIG_NET_VENDOR_AGERE is not set # CONFIG_NET_VENDOR_ALACRITECH is not set CONFIG_NET_VENDOR_ALTEON=y # CONFIG_ACENIC is not set # CONFIG_ALTERA_TSE is not set CONFIG_NET_VENDOR_AMAZON=y # CONFIG_ENA_ETHERNET is not set # CONFIG_NET_VENDOR_AMD is not set # CONFIG_NET_VENDOR_AQUANTIA is not set # CONFIG_NET_VENDOR_ARC is not set CONFIG_NET_VENDOR_ASIX=y # CONFIG_SPI_AX88796C is not set # CONFIG_NET_VENDOR_ATHEROS is not set # CONFIG_CX_ECAT is not set # CONFIG_NET_VENDOR_BROADCOM is not set # CONFIG_NET_VENDOR_CADENCE is not set # CONFIG_NET_VENDOR_CAVIUM is not set # CONFIG_NET_VENDOR_CHELSIO is not set CONFIG_NET_VENDOR_CISCO=y # CONFIG_ENIC is not set # CONFIG_NET_VENDOR_CORTINA is not set CONFIG_NET_VENDOR_DAVICOM=y # CONFIG_DM9051 is not set # CONFIG_NET_VENDOR_DEC is not set # CONFIG_NET_VENDOR_DLINK is not set # CONFIG_NET_VENDOR_EMULEX is not set CONFIG_NET_VENDOR_ENGLEDER=y # CONFIG_TSNEP is not set # CONFIG_NET_VENDOR_EZCHIP is not set # CONFIG_NET_VENDOR_FUJITSU is not set CONFIG_NET_VENDOR_FUNGIBLE=y # CONFIG_FUN_ETH is not set CONFIG_NET_VENDOR_GOOGLE=y CONFIG_GVE=y CONFIG_NET_VENDOR_HISILICON=y # CONFIG_HIBMCGE is not set # CONFIG_NET_VENDOR_HUAWEI is not set CONFIG_NET_VENDOR_I825XX=y CONFIG_NET_VENDOR_INTEL=y CONFIG_E100=y CONFIG_E1000=y CONFIG_E1000E=y CONFIG_E1000E_HWTS=y # CONFIG_IGB is not set # CONFIG_IGBVF is not set # CONFIG_IXGBE is not set # CONFIG_IXGBEVF is not set # CONFIG_I40E is not set # CONFIG_I40EVF is not set # CONFIG_ICE is not set # CONFIG_FM10K is not set # CONFIG_IGC is not set # CONFIG_IDPF is not set # CONFIG_JME is not set # CONFIG_NET_VENDOR_ADI is not set CONFIG_NET_VENDOR_LITEX=y # CONFIG_LITEX_LITEETH is not set # CONFIG_NET_VENDOR_MARVELL is not set CONFIG_NET_VENDOR_MELLANOX=y # CONFIG_MLX4_EN is not set CONFIG_MLX4_CORE=y # CONFIG_MLX4_DEBUG is not set # CONFIG_MLX4_CORE_GEN2 is not set # CONFIG_MLX5_CORE is not set # CONFIG_MLXSW_CORE is not set # CONFIG_MLXFW is not set CONFIG_NET_VENDOR_META=y # CONFIG_FBNIC is not set # CONFIG_NET_VENDOR_MICREL is not set # CONFIG_NET_VENDOR_MICROCHIP is not set # CONFIG_NET_VENDOR_MICROSEMI is not set CONFIG_NET_VENDOR_MICROSOFT=y CONFIG_NET_VENDOR_MUCSE=y # CONFIG_MGBE is not set # CONFIG_NET_VENDOR_MYRI is not set # CONFIG_FEALNX is not set # CONFIG_NET_VENDOR_NI is not set # CONFIG_NET_VENDOR_NATSEMI is not set # CONFIG_NET_VENDOR_NETRONOME is not set # CONFIG_NET_VENDOR_NVIDIA is not set # CONFIG_NET_VENDOR_OKI is not set # CONFIG_ETHOC is not set # CONFIG_NET_VENDOR_PACKET_ENGINES is not set # CONFIG_NET_VENDOR_PENSANDO is not set # CONFIG_NET_VENDOR_QLOGIC is not set # CONFIG_NET_VENDOR_BROCADE is not set # CONFIG_NET_VENDOR_QUALCOMM is not set # CONFIG_NET_VENDOR_RDC is not set # CONFIG_NET_VENDOR_REALTEK is not set # CONFIG_NET_VENDOR_RENESAS is not set # CONFIG_NET_VENDOR_ROCKER is not set # CONFIG_NET_VENDOR_SAMSUNG is not set # CONFIG_NET_VENDOR_SEEQ is not set # CONFIG_NET_VENDOR_SILAN is not set # CONFIG_NET_VENDOR_SIS is not set # CONFIG_NET_VENDOR_SOLARFLARE is not set # CONFIG_NET_VENDOR_SMSC is not set # CONFIG_NET_VENDOR_SOCIONEXT is not set # CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_NET_VENDOR_SUN is not set # CONFIG_NET_VENDOR_SYNOPSYS is not set # CONFIG_NET_VENDOR_TEHUTI is not set # CONFIG_NET_VENDOR_TI is not set CONFIG_NET_VENDOR_VERTEXCOM=y # CONFIG_MSE102X is not set # CONFIG_NET_VENDOR_VIA is not set CONFIG_NET_VENDOR_WANGXUN=y # CONFIG_NGBE is not set # CONFIG_TXGBE is not set # CONFIG_TXGBEVF is not set # CONFIG_NGBEVF is not set # CONFIG_NET_VENDOR_WIZNET is not set # CONFIG_NET_VENDOR_XILINX is not set # CONFIG_NET_VENDOR_XIRCOM is not set CONFIG_FDDI=y # CONFIG_DEFXX is not set # CONFIG_SKFP is not set CONFIG_MDIO_BUS=y CONFIG_PHYLINK=y CONFIG_PHYLIB=y CONFIG_SWPHY=y # CONFIG_LED_TRIGGER_PHY is not set CONFIG_PHYLIB_LEDS=y CONFIG_FIXED_PHY=y CONFIG_RUST_PHYLIB_ABSTRACTIONS=y # CONFIG_SFP is not set # # MII PHY device drivers # # CONFIG_AS21XXX_PHY is not set # CONFIG_AIR_EN8811H_PHY is not set # CONFIG_AMD_PHY is not set # CONFIG_ADIN_PHY is not set # CONFIG_ADIN1100_PHY is not set # CONFIG_AMCC_QT2025_PHY is not set # CONFIG_AQUANTIA_PHY is not set CONFIG_AX88796B_PHY=y # CONFIG_AX88796B_RUST_PHY is not set # CONFIG_BROADCOM_PHY is not set # CONFIG_BCM54140_PHY is not set # CONFIG_BCM7XXX_PHY is not set # CONFIG_BCM84881_PHY is not set # CONFIG_BCM87XX_PHY is not set # CONFIG_CICADA_PHY is not set # CONFIG_CORTINA_PHY is not set # CONFIG_DAVICOM_PHY is not set # CONFIG_ICPLUS_PHY is not set # CONFIG_LXT_PHY is not set # CONFIG_INTEL_XWAY_PHY is not set # CONFIG_LSI_ET1011C_PHY is not set # CONFIG_MARVELL_PHY is not set # CONFIG_MARVELL_10G_PHY is not set # CONFIG_MARVELL_88Q2XXX_PHY is not set # CONFIG_MARVELL_88X2222_PHY is not set # CONFIG_MAXLINEAR_GPHY is not set # CONFIG_MAXLINEAR_86110_PHY is not set # CONFIG_MEDIATEK_GE_PHY is not set # CONFIG_MICREL_PHY is not set # CONFIG_MICROCHIP_T1S_PHY is not set CONFIG_MICROCHIP_PHY=y # CONFIG_MICROCHIP_T1_PHY is not set # CONFIG_MICROSEMI_PHY is not set # CONFIG_MOTORCOMM_PHY is not set # CONFIG_NATIONAL_PHY is not set # CONFIG_NXP_CBTX_PHY is not set # CONFIG_NXP_C45_TJA11XX_PHY is not set # CONFIG_NXP_TJA11XX_PHY is not set # CONFIG_NCN26000_PHY is not set # CONFIG_AT803X_PHY is not set # CONFIG_QCA83XX_PHY is not set # CONFIG_QCA808X_PHY is not set # CONFIG_QCA807X_PHY is not set # CONFIG_QSEMI_PHY is not set CONFIG_REALTEK_PHY=y # CONFIG_REALTEK_PHY_HWMON is not set # CONFIG_RENESAS_PHY is not set # CONFIG_ROCKCHIP_PHY is not set CONFIG_SMSC_PHY=y # CONFIG_STE10XP is not set # CONFIG_TERANETICS_PHY is not set # CONFIG_DP83822_PHY is not set # CONFIG_DP83TC811_PHY is not set # CONFIG_DP83848_PHY is not set # CONFIG_DP83867_PHY is not set # CONFIG_DP83869_PHY is not set # CONFIG_DP83TD510_PHY is not set # CONFIG_DP83TG720_PHY is not set # CONFIG_VITESSE_PHY is not set # CONFIG_XILINX_GMII2RGMII is not set # CONFIG_PSE_CONTROLLER is not set CONFIG_CAN_DEV=y CONFIG_CAN_VCAN=y CONFIG_CAN_VXCAN=y CONFIG_CAN_NETLINK=y CONFIG_CAN_CALC_BITTIMING=y CONFIG_CAN_RX_OFFLOAD=y # CONFIG_CAN_CAN327 is not set # CONFIG_CAN_DUMMY is not set # CONFIG_CAN_FLEXCAN is not set # CONFIG_CAN_GRCAN is not set # CONFIG_CAN_KVASER_PCIEFD is not set CONFIG_CAN_SLCAN=y # CONFIG_CAN_C_CAN is not set # CONFIG_CAN_CC770 is not set # CONFIG_CAN_CTUCANFD_PCI is not set # CONFIG_CAN_CTUCANFD_PLATFORM is not set # CONFIG_CAN_ESD_402_PCI is not set CONFIG_CAN_IFI_CANFD=y # CONFIG_CAN_M_CAN is not set # CONFIG_CAN_PEAK_PCIEFD is not set # CONFIG_CAN_SJA1000 is not set # CONFIG_CAN_SOFTING is not set # # CAN SPI interfaces # # CONFIG_CAN_HI311X is not set # CONFIG_CAN_MCP251X is not set # CONFIG_CAN_MCP251XFD is not set # end of CAN SPI interfaces # # CAN USB interfaces # CONFIG_CAN_8DEV_USB=y CONFIG_CAN_EMS_USB=y CONFIG_CAN_ESD_USB=y CONFIG_CAN_ETAS_ES58X=y CONFIG_CAN_F81604=y CONFIG_CAN_GS_USB=y CONFIG_CAN_KVASER_USB=y CONFIG_CAN_MCBA_USB=y CONFIG_CAN_PEAK_USB=y CONFIG_CAN_UCAN=y # end of CAN USB interfaces # CONFIG_CAN_DEBUG_DEVICES is not set # # MCTP Device Drivers # # CONFIG_MCTP_SERIAL is not set # CONFIG_MCTP_TRANSPORT_I2C is not set # CONFIG_MCTP_TRANSPORT_USB is not set # end of MCTP Device Drivers CONFIG_FWNODE_MDIO=y CONFIG_OF_MDIO=y CONFIG_ACPI_MDIO=y # CONFIG_MDIO_BITBANG is not set # CONFIG_MDIO_BCM_UNIMAC is not set # CONFIG_MDIO_HISI_FEMAC is not set CONFIG_MDIO_MVUSB=y # CONFIG_MDIO_MSCC_MIIM is not set # CONFIG_MDIO_OCTEON is not set # CONFIG_MDIO_IPQ4019 is not set # CONFIG_MDIO_IPQ8064 is not set # CONFIG_MDIO_THUNDER is not set # # MDIO Multiplexers # # CONFIG_MDIO_BUS_MUX_GPIO is not set # CONFIG_MDIO_BUS_MUX_MULTIPLEXER is not set # CONFIG_MDIO_BUS_MUX_MMIOREG is not set # # PCS device drivers # # CONFIG_PCS_XPCS is not set # end of PCS device drivers # CONFIG_PLIP is not set CONFIG_PPP=y CONFIG_PPP_BSDCOMP=y CONFIG_PPP_DEFLATE=y CONFIG_PPP_FILTER=y CONFIG_PPP_MPPE=y CONFIG_PPP_MULTILINK=y CONFIG_PPPOATM=y CONFIG_PPPOE=y CONFIG_PPPOE_HASH_BITS_1=y # CONFIG_PPPOE_HASH_BITS_2 is not set # CONFIG_PPPOE_HASH_BITS_4 is not set # CONFIG_PPPOE_HASH_BITS_8 is not set CONFIG_PPPOE_HASH_BITS=1 CONFIG_PPTP=y CONFIG_PPPOL2TP=y CONFIG_PPP_ASYNC=y CONFIG_PPP_SYNC_TTY=y CONFIG_SLIP=y CONFIG_SLHC=y CONFIG_SLIP_COMPRESSED=y CONFIG_SLIP_SMART=y CONFIG_SLIP_MODE_SLIP6=y CONFIG_USB_NET_DRIVERS=y CONFIG_USB_CATC=y CONFIG_USB_KAWETH=y CONFIG_USB_PEGASUS=y CONFIG_USB_RTL8150=y CONFIG_USB_RTL8152=y CONFIG_USB_LAN78XX=y CONFIG_USB_USBNET=y CONFIG_USB_NET_AX8817X=y CONFIG_USB_NET_AX88179_178A=y CONFIG_USB_NET_CDCETHER=y CONFIG_USB_NET_CDC_EEM=y CONFIG_USB_NET_CDC_NCM=y CONFIG_USB_NET_HUAWEI_CDC_NCM=y CONFIG_USB_NET_CDC_MBIM=y CONFIG_USB_NET_DM9601=y CONFIG_USB_NET_SR9700=y CONFIG_USB_NET_SR9800=y CONFIG_USB_NET_SMSC75XX=y CONFIG_USB_NET_SMSC95XX=y CONFIG_USB_NET_GL620A=y CONFIG_USB_NET_NET1080=y CONFIG_USB_NET_PLUSB=y CONFIG_USB_NET_MCS7830=y CONFIG_USB_NET_RNDIS_HOST=y CONFIG_USB_NET_CDC_SUBSET_ENABLE=y CONFIG_USB_NET_CDC_SUBSET=y CONFIG_USB_ALI_M5632=y CONFIG_USB_AN2720=y CONFIG_USB_BELKIN=y CONFIG_USB_ARMLINUX=y CONFIG_USB_EPSON2888=y CONFIG_USB_KC2190=y CONFIG_USB_NET_ZAURUS=y CONFIG_USB_NET_CX82310_ETH=y CONFIG_USB_NET_KALMIA=y CONFIG_USB_NET_QMI_WWAN=y CONFIG_USB_HSO=y CONFIG_USB_NET_INT51X1=y CONFIG_USB_CDC_PHONET=y CONFIG_USB_IPHETH=y CONFIG_USB_SIERRA_NET=y CONFIG_USB_VL600=y CONFIG_USB_NET_CH9200=y CONFIG_USB_NET_AQC111=y CONFIG_USB_RTL8153_ECM=y CONFIG_WLAN=y CONFIG_WLAN_VENDOR_ADMTEK=y # CONFIG_ADM8211 is not set CONFIG_ATH_COMMON=y CONFIG_WLAN_VENDOR_ATH=y # CONFIG_ATH_DEBUG is not set # CONFIG_ATH5K is not set # CONFIG_ATH5K_PCI is not set CONFIG_ATH9K_HW=y CONFIG_ATH9K_COMMON=y CONFIG_ATH9K_COMMON_DEBUG=y CONFIG_ATH9K_BTCOEX_SUPPORT=y CONFIG_ATH9K=y CONFIG_ATH9K_PCI=y CONFIG_ATH9K_AHB=y CONFIG_ATH9K_DEBUGFS=y # CONFIG_ATH9K_STATION_STATISTICS is not set CONFIG_ATH9K_DYNACK=y # CONFIG_ATH9K_WOW is not set CONFIG_ATH9K_RFKILL=y CONFIG_ATH9K_CHANNEL_CONTEXT=y CONFIG_ATH9K_PCOEM=y # CONFIG_ATH9K_PCI_NO_EEPROM is not set CONFIG_ATH9K_HTC=y CONFIG_ATH9K_HTC_DEBUGFS=y # CONFIG_ATH9K_HWRNG is not set CONFIG_ATH9K_COMMON_SPECTRAL=y CONFIG_CARL9170=y CONFIG_CARL9170_LEDS=y # CONFIG_CARL9170_DEBUGFS is not set CONFIG_CARL9170_WPC=y CONFIG_CARL9170_HWRNG=y CONFIG_ATH6KL=y # CONFIG_ATH6KL_SDIO is not set CONFIG_ATH6KL_USB=y # CONFIG_ATH6KL_DEBUG is not set # CONFIG_ATH6KL_TRACING is not set CONFIG_AR5523=y # CONFIG_WIL6210 is not set CONFIG_ATH10K=y CONFIG_ATH10K_CE=y CONFIG_ATH10K_PCI=y # CONFIG_ATH10K_AHB is not set # CONFIG_ATH10K_SDIO is not set CONFIG_ATH10K_USB=y # CONFIG_ATH10K_DEBUG is not set # CONFIG_ATH10K_DEBUGFS is not set CONFIG_ATH10K_LEDS=y # CONFIG_ATH10K_TRACING is not set # CONFIG_WCN36XX is not set CONFIG_ATH11K=y # CONFIG_ATH11K_PCI is not set # CONFIG_ATH11K_DEBUG is not set # CONFIG_ATH11K_DEBUGFS is not set # CONFIG_ATH11K_TRACING is not set # CONFIG_ATH12K is not set # CONFIG_WLAN_VENDOR_ATMEL is not set # CONFIG_WLAN_VENDOR_BROADCOM is not set # CONFIG_WLAN_VENDOR_INTEL is not set # CONFIG_WLAN_VENDOR_INTERSIL is not set # CONFIG_WLAN_VENDOR_MARVELL is not set # CONFIG_WLAN_VENDOR_MEDIATEK is not set # CONFIG_WLAN_VENDOR_MICROCHIP is not set CONFIG_WLAN_VENDOR_PURELIFI=y CONFIG_PLFXLC=y # CONFIG_WLAN_VENDOR_RALINK is not set # CONFIG_WLAN_VENDOR_REALTEK is not set # CONFIG_WLAN_VENDOR_RSI is not set CONFIG_WLAN_VENDOR_SILABS=y # CONFIG_WFX is not set # CONFIG_WLAN_VENDOR_ST is not set # CONFIG_WLAN_VENDOR_TI is not set # CONFIG_WLAN_VENDOR_ZYDAS is not set # CONFIG_WLAN_VENDOR_QUANTENNA is not set CONFIG_MAC80211_HWSIM=y CONFIG_VIRT_WIFI=y CONFIG_WAN=y CONFIG_HDLC=y CONFIG_HDLC_RAW=y CONFIG_HDLC_RAW_ETH=y CONFIG_HDLC_CISCO=y CONFIG_HDLC_FR=y CONFIG_HDLC_PPP=y CONFIG_HDLC_X25=y # CONFIG_FRAMER is not set # CONFIG_PCI200SYN is not set # CONFIG_WANXL is not set # CONFIG_PC300TOO is not set # CONFIG_FARSYNC is not set CONFIG_LAPBETHER=y CONFIG_IEEE802154_DRIVERS=y # CONFIG_IEEE802154_FAKELB is not set # CONFIG_IEEE802154_AT86RF230 is not set # CONFIG_IEEE802154_MRF24J40 is not set # CONFIG_IEEE802154_CC2520 is not set CONFIG_IEEE802154_ATUSB=y # CONFIG_IEEE802154_ADF7242 is not set # CONFIG_IEEE802154_CA8210 is not set # CONFIG_IEEE802154_MCR20A is not set CONFIG_IEEE802154_HWSIM=y # # Wireless WAN # CONFIG_WWAN=y # CONFIG_WWAN_DEBUGFS is not set # CONFIG_WWAN_HWSIM is not set CONFIG_MHI_WWAN_CTRL=y # CONFIG_MHI_WWAN_MBIM is not set # CONFIG_IOSM is not set # CONFIG_MTK_T7XX is not set # end of Wireless WAN CONFIG_VMXNET3=y # CONFIG_FUJITSU_ES is not set CONFIG_USB4_NET=y CONFIG_NETDEVSIM=y CONFIG_NET_FAILOVER=y CONFIG_ISDN=y CONFIG_ISDN_CAPI=y CONFIG_MISDN=y CONFIG_MISDN_DSP=y CONFIG_MISDN_L1OIP=y # # mISDN hardware drivers # # CONFIG_MISDN_HFCPCI is not set # CONFIG_MISDN_HFCMULTI is not set CONFIG_MISDN_HFCUSB=y # CONFIG_MISDN_AVMFRITZ is not set # CONFIG_MISDN_SPEEDFAX is not set # CONFIG_MISDN_INFINEON is not set # CONFIG_MISDN_W6692 is not set # CONFIG_MISDN_NETJET is not set # # Input device support # CONFIG_INPUT=y CONFIG_INPUT_LEDS=y CONFIG_INPUT_FF_MEMLESS=y CONFIG_INPUT_SPARSEKMAP=y # CONFIG_INPUT_MATRIXKMAP is not set CONFIG_INPUT_VIVALDIFMAP=y # # Userland interfaces # CONFIG_INPUT_MOUSEDEV=y CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 CONFIG_INPUT_JOYDEV=y CONFIG_INPUT_EVDEV=y # # Input Device Drivers # CONFIG_INPUT_KEYBOARD=y # CONFIG_KEYBOARD_ADC is not set # CONFIG_KEYBOARD_ADP5588 is not set CONFIG_KEYBOARD_ATKBD=y # CONFIG_KEYBOARD_QT1050 is not set # CONFIG_KEYBOARD_QT1070 is not set # CONFIG_KEYBOARD_QT2160 is not set # CONFIG_KEYBOARD_DLINK_DIR685 is not set # CONFIG_KEYBOARD_LKKBD is not set # CONFIG_KEYBOARD_GPIO is not set # CONFIG_KEYBOARD_GPIO_POLLED is not set # CONFIG_KEYBOARD_TCA8418 is not set # CONFIG_KEYBOARD_MATRIX is not set # CONFIG_KEYBOARD_LM8323 is not set # CONFIG_KEYBOARD_LM8333 is not set # CONFIG_KEYBOARD_MAX7359 is not set # CONFIG_KEYBOARD_MPR121 is not set # CONFIG_KEYBOARD_NEWTON is not set # CONFIG_KEYBOARD_OPENCORES is not set # CONFIG_KEYBOARD_PINEPHONE is not set # CONFIG_KEYBOARD_SAMSUNG is not set # CONFIG_KEYBOARD_STOWAWAY is not set # CONFIG_KEYBOARD_SUNKBD is not set # CONFIG_KEYBOARD_OMAP4 is not set # CONFIG_KEYBOARD_TM2_TOUCHKEY is not set # CONFIG_KEYBOARD_TWL4030 is not set # CONFIG_KEYBOARD_XTKBD is not set # CONFIG_KEYBOARD_CAP11XX is not set # CONFIG_KEYBOARD_BCM is not set # CONFIG_KEYBOARD_CYPRESS_SF is not set CONFIG_INPUT_MOUSE=y CONFIG_MOUSE_PS2=y CONFIG_MOUSE_PS2_ALPS=y CONFIG_MOUSE_PS2_BYD=y CONFIG_MOUSE_PS2_LOGIPS2PP=y CONFIG_MOUSE_PS2_SYNAPTICS=y CONFIG_MOUSE_PS2_SYNAPTICS_SMBUS=y CONFIG_MOUSE_PS2_CYPRESS=y CONFIG_MOUSE_PS2_LIFEBOOK=y CONFIG_MOUSE_PS2_TRACKPOINT=y # CONFIG_MOUSE_PS2_ELANTECH is not set # CONFIG_MOUSE_PS2_SENTELIC is not set # CONFIG_MOUSE_PS2_TOUCHKIT is not set CONFIG_MOUSE_PS2_FOCALTECH=y # CONFIG_MOUSE_PS2_VMMOUSE is not set CONFIG_MOUSE_PS2_SMBUS=y # CONFIG_MOUSE_SERIAL is not set CONFIG_MOUSE_APPLETOUCH=y CONFIG_MOUSE_BCM5974=y # CONFIG_MOUSE_CYAPA is not set # CONFIG_MOUSE_ELAN_I2C is not set # CONFIG_MOUSE_VSXXXAA is not set # CONFIG_MOUSE_GPIO is not set # CONFIG_MOUSE_SYNAPTICS_I2C is not set CONFIG_MOUSE_SYNAPTICS_USB=y CONFIG_INPUT_JOYSTICK=y # CONFIG_JOYSTICK_ANALOG is not set # CONFIG_JOYSTICK_A3D is not set # CONFIG_JOYSTICK_ADC is not set # CONFIG_JOYSTICK_ADI is not set # CONFIG_JOYSTICK_COBRA is not set # CONFIG_JOYSTICK_GF2K is not set # CONFIG_JOYSTICK_GRIP is not set # CONFIG_JOYSTICK_GRIP_MP is not set # CONFIG_JOYSTICK_GUILLEMOT is not set # CONFIG_JOYSTICK_INTERACT is not set # CONFIG_JOYSTICK_SIDEWINDER is not set # CONFIG_JOYSTICK_TMDC is not set CONFIG_JOYSTICK_IFORCE=y CONFIG_JOYSTICK_IFORCE_USB=y # CONFIG_JOYSTICK_IFORCE_232 is not set # CONFIG_JOYSTICK_WARRIOR is not set # CONFIG_JOYSTICK_MAGELLAN is not set # CONFIG_JOYSTICK_SPACEORB is not set # CONFIG_JOYSTICK_SPACEBALL is not set # CONFIG_JOYSTICK_STINGER is not set # CONFIG_JOYSTICK_TWIDJOY is not set # CONFIG_JOYSTICK_ZHENHUA is not set # CONFIG_JOYSTICK_DB9 is not set # CONFIG_JOYSTICK_GAMECON is not set # CONFIG_JOYSTICK_TURBOGRAFX is not set # CONFIG_JOYSTICK_AS5011 is not set # CONFIG_JOYSTICK_JOYDUMP is not set CONFIG_JOYSTICK_XPAD=y CONFIG_JOYSTICK_XPAD_FF=y CONFIG_JOYSTICK_XPAD_LEDS=y # CONFIG_JOYSTICK_WALKERA0701 is not set # CONFIG_JOYSTICK_PSXPAD_SPI is not set CONFIG_JOYSTICK_PXRC=y # CONFIG_JOYSTICK_QWIIC is not set # CONFIG_JOYSTICK_FSIA6B is not set # CONFIG_JOYSTICK_SENSEHAT is not set # CONFIG_JOYSTICK_SEESAW is not set CONFIG_INPUT_TABLET=y CONFIG_TABLET_USB_ACECAD=y CONFIG_TABLET_USB_AIPTEK=y CONFIG_TABLET_USB_HANWANG=y CONFIG_TABLET_USB_KBTAB=y CONFIG_TABLET_USB_PEGASUS=y # CONFIG_TABLET_SERIAL_WACOM4 is not set CONFIG_INPUT_TOUCHSCREEN=y # CONFIG_TOUCHSCREEN_ADS7846 is not set # CONFIG_TOUCHSCREEN_AD7877 is not set # CONFIG_TOUCHSCREEN_AD7879 is not set # CONFIG_TOUCHSCREEN_ADC is not set # CONFIG_TOUCHSCREEN_AR1021_I2C is not set # CONFIG_TOUCHSCREEN_ATMEL_MXT is not set # CONFIG_TOUCHSCREEN_AUO_PIXCIR is not set # CONFIG_TOUCHSCREEN_BU21013 is not set # CONFIG_TOUCHSCREEN_BU21029 is not set # CONFIG_TOUCHSCREEN_CHIPONE_ICN8318 is not set # CONFIG_TOUCHSCREEN_CHIPONE_ICN8505 is not set # CONFIG_TOUCHSCREEN_CY8CTMA140 is not set # CONFIG_TOUCHSCREEN_CY8CTMG110 is not set # CONFIG_TOUCHSCREEN_CYTTSP_CORE is not set # CONFIG_TOUCHSCREEN_CYTTSP5 is not set # CONFIG_TOUCHSCREEN_DYNAPRO is not set # CONFIG_TOUCHSCREEN_HAMPSHIRE is not set # CONFIG_TOUCHSCREEN_EETI is not set # CONFIG_TOUCHSCREEN_EGALAX is not set # CONFIG_TOUCHSCREEN_EGALAX_SERIAL is not set # CONFIG_TOUCHSCREEN_EXC3000 is not set # CONFIG_TOUCHSCREEN_FUJITSU is not set # CONFIG_TOUCHSCREEN_GOODIX is not set # CONFIG_TOUCHSCREEN_GOODIX_BERLIN_I2C is not set # CONFIG_TOUCHSCREEN_GOODIX_BERLIN_SPI is not set # CONFIG_TOUCHSCREEN_HIDEEP is not set # CONFIG_TOUCHSCREEN_HIMAX_HX852X is not set # CONFIG_TOUCHSCREEN_HYCON_HY46XX is not set # CONFIG_TOUCHSCREEN_HYNITRON_CSTXXX is not set # CONFIG_TOUCHSCREEN_HYNITRON_CST816X is not set # CONFIG_TOUCHSCREEN_ILI210X is not set # CONFIG_TOUCHSCREEN_ILITEK is not set # CONFIG_TOUCHSCREEN_S6SY761 is not set # CONFIG_TOUCHSCREEN_GUNZE is not set # CONFIG_TOUCHSCREEN_EKTF2127 is not set # CONFIG_TOUCHSCREEN_ELAN is not set # CONFIG_TOUCHSCREEN_ELO is not set # CONFIG_TOUCHSCREEN_WACOM_W8001 is not set # CONFIG_TOUCHSCREEN_WACOM_I2C is not set # CONFIG_TOUCHSCREEN_MAX11801 is not set # CONFIG_TOUCHSCREEN_MMS114 is not set # CONFIG_TOUCHSCREEN_MELFAS_MIP4 is not set # CONFIG_TOUCHSCREEN_MSG2638 is not set # CONFIG_TOUCHSCREEN_MTOUCH is not set # CONFIG_TOUCHSCREEN_NOVATEK_NVT_TS is not set # CONFIG_TOUCHSCREEN_IMAGIS is not set # CONFIG_TOUCHSCREEN_IMX6UL_TSC is not set # CONFIG_TOUCHSCREEN_INEXIO is not set # CONFIG_TOUCHSCREEN_PENMOUNT is not set # CONFIG_TOUCHSCREEN_EDT_FT5X06 is not set # CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set # CONFIG_TOUCHSCREEN_TOUCHWIN is not set # CONFIG_TOUCHSCREEN_PIXCIR is not set # CONFIG_TOUCHSCREEN_WDT87XX_I2C is not set CONFIG_TOUCHSCREEN_USB_COMPOSITE=y CONFIG_TOUCHSCREEN_USB_EGALAX=y CONFIG_TOUCHSCREEN_USB_PANJIT=y CONFIG_TOUCHSCREEN_USB_3M=y CONFIG_TOUCHSCREEN_USB_ITM=y CONFIG_TOUCHSCREEN_USB_ETURBO=y CONFIG_TOUCHSCREEN_USB_GUNZE=y CONFIG_TOUCHSCREEN_USB_DMC_TSC10=y CONFIG_TOUCHSCREEN_USB_IRTOUCH=y CONFIG_TOUCHSCREEN_USB_IDEALTEK=y CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH=y CONFIG_TOUCHSCREEN_USB_GOTOP=y CONFIG_TOUCHSCREEN_USB_JASTEC=y CONFIG_TOUCHSCREEN_USB_ELO=y CONFIG_TOUCHSCREEN_USB_E2I=y CONFIG_TOUCHSCREEN_USB_ZYTRONIC=y CONFIG_TOUCHSCREEN_USB_ETT_TC45USB=y CONFIG_TOUCHSCREEN_USB_NEXIO=y CONFIG_TOUCHSCREEN_USB_EASYTOUCH=y # CONFIG_TOUCHSCREEN_TOUCHIT213 is not set # CONFIG_TOUCHSCREEN_TSC_SERIO is not set # CONFIG_TOUCHSCREEN_TSC2004 is not set # CONFIG_TOUCHSCREEN_TSC2005 is not set # CONFIG_TOUCHSCREEN_TSC2007 is not set # CONFIG_TOUCHSCREEN_RM_TS is not set # CONFIG_TOUCHSCREEN_SILEAD is not set # CONFIG_TOUCHSCREEN_SIS_I2C is not set # CONFIG_TOUCHSCREEN_ST1232 is not set # CONFIG_TOUCHSCREEN_STMFTS is not set CONFIG_TOUCHSCREEN_SUR40=y # CONFIG_TOUCHSCREEN_SURFACE3_SPI is not set # CONFIG_TOUCHSCREEN_SX8654 is not set # CONFIG_TOUCHSCREEN_TPS6507X is not set # CONFIG_TOUCHSCREEN_ZET6223 is not set # CONFIG_TOUCHSCREEN_ZFORCE is not set # CONFIG_TOUCHSCREEN_COLIBRI_VF50 is not set # CONFIG_TOUCHSCREEN_ROHM_BU21023 is not set # CONFIG_TOUCHSCREEN_IQS5XX is not set # CONFIG_TOUCHSCREEN_IQS7211 is not set # CONFIG_TOUCHSCREEN_ZINITIX is not set # CONFIG_TOUCHSCREEN_HIMAX_HX83112B is not set CONFIG_INPUT_MISC=y # CONFIG_INPUT_AD714X is not set # CONFIG_INPUT_ATMEL_CAPTOUCH is not set # CONFIG_INPUT_AW86927 is not set # CONFIG_INPUT_BMA150 is not set # CONFIG_INPUT_E3X0_BUTTON is not set # CONFIG_INPUT_PCSPKR is not set # CONFIG_INPUT_MMA8450 is not set # CONFIG_INPUT_APANEL is not set # CONFIG_INPUT_GPIO_BEEPER is not set # CONFIG_INPUT_GPIO_DECODER is not set # CONFIG_INPUT_GPIO_VIBRA is not set # CONFIG_INPUT_ATLAS_BTNS is not set CONFIG_INPUT_ATI_REMOTE2=y CONFIG_INPUT_KEYSPAN_REMOTE=y # CONFIG_INPUT_KXTJ9 is not set CONFIG_INPUT_POWERMATE=y CONFIG_INPUT_YEALINK=y CONFIG_INPUT_CM109=y # CONFIG_INPUT_REGULATOR_HAPTIC is not set # CONFIG_INPUT_RETU_PWRBUTTON is not set # CONFIG_INPUT_TWL4030_PWRBUTTON is not set # CONFIG_INPUT_TWL4030_VIBRA is not set CONFIG_INPUT_UINPUT=y # CONFIG_INPUT_PCF8574 is not set # CONFIG_INPUT_GPIO_ROTARY_ENCODER is not set # CONFIG_INPUT_DA7280_HAPTICS is not set # CONFIG_INPUT_ADXL34X is not set # CONFIG_INPUT_IBM_PANEL is not set CONFIG_INPUT_IMS_PCU=y # CONFIG_INPUT_IQS269A is not set # CONFIG_INPUT_IQS626A is not set # CONFIG_INPUT_IQS7222 is not set # CONFIG_INPUT_CMA3000 is not set # CONFIG_INPUT_IDEAPAD_SLIDEBAR is not set # CONFIG_INPUT_DRV260X_HAPTICS is not set # CONFIG_INPUT_DRV2665_HAPTICS is not set # CONFIG_INPUT_DRV2667_HAPTICS is not set CONFIG_RMI4_CORE=y # CONFIG_RMI4_I2C is not set # CONFIG_RMI4_SPI is not set # CONFIG_RMI4_SMB is not set CONFIG_RMI4_F03=y CONFIG_RMI4_F03_SERIO=y CONFIG_RMI4_2D_SENSOR=y CONFIG_RMI4_F11=y CONFIG_RMI4_F12=y # CONFIG_RMI4_F1A is not set # CONFIG_RMI4_F21 is not set CONFIG_RMI4_F30=y # CONFIG_RMI4_F34 is not set CONFIG_RMI4_F3A=y # CONFIG_RMI4_F54 is not set # CONFIG_RMI4_F55 is not set # # Hardware I/O ports # CONFIG_SERIO=y CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y CONFIG_SERIO_I8042=y CONFIG_SERIO_SERPORT=y # CONFIG_SERIO_CT82C710 is not set # CONFIG_SERIO_PARKBD is not set # CONFIG_SERIO_PCIPS2 is not set CONFIG_SERIO_LIBPS2=y # CONFIG_SERIO_RAW is not set # CONFIG_SERIO_ALTERA_PS2 is not set # CONFIG_SERIO_PS2MULT is not set # CONFIG_SERIO_ARC_PS2 is not set # CONFIG_SERIO_APBPS2 is not set # CONFIG_SERIO_GPIO_PS2 is not set CONFIG_USERIO=y # CONFIG_GAMEPORT is not set # end of Hardware I/O ports # end of Input device support # # Character devices # CONFIG_TTY=y CONFIG_VT=y CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_VT_CONSOLE=y CONFIG_VT_CONSOLE_SLEEP=y CONFIG_VT_HW_CONSOLE_BINDING=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 CONFIG_LEGACY_TIOCSTI=y CONFIG_LDISC_AUTOLOAD=y # # Serial drivers # CONFIG_SERIAL_EARLYCON=y CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_PNP=y # CONFIG_SERIAL_8250_16550A_VARIANTS is not set # CONFIG_SERIAL_8250_FINTEK is not set CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_8250_DMA=y CONFIG_SERIAL_8250_PCILIB=y CONFIG_SERIAL_8250_PCI=y # CONFIG_SERIAL_8250_EXAR is not set # CONFIG_SERIAL_8250_CS is not set CONFIG_SERIAL_8250_NR_UARTS=32 CONFIG_SERIAL_8250_RUNTIME_UARTS=4 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_SHARE_IRQ=y CONFIG_SERIAL_8250_DETECT_IRQ=y CONFIG_SERIAL_8250_RSA=y CONFIG_SERIAL_8250_MANY_PORTS=y # CONFIG_SERIAL_8250_PCI1XXXX is not set # CONFIG_SERIAL_8250_DW is not set # CONFIG_SERIAL_8250_RT288X is not set CONFIG_SERIAL_8250_LPSS=y CONFIG_SERIAL_8250_MID=y CONFIG_SERIAL_8250_PERICOM=y # CONFIG_SERIAL_8250_NI is not set # CONFIG_SERIAL_OF_PLATFORM is not set CONFIG_SERIAL_8250_DWLIB=y # # Non-8250 serial port support # # CONFIG_SERIAL_MAX3100 is not set # CONFIG_SERIAL_MAX310X is not set # CONFIG_SERIAL_UARTLITE is not set CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set # CONFIG_SERIAL_SIFIVE is not set # CONFIG_SERIAL_LANTIQ is not set # CONFIG_SERIAL_SCCNXP is not set # CONFIG_SERIAL_SC16IS7XX is not set # CONFIG_SERIAL_ALTERA_JTAGUART is not set # CONFIG_SERIAL_ALTERA_UART is not set # CONFIG_SERIAL_XILINX_PS_UART is not set # CONFIG_SERIAL_ARC is not set # CONFIG_SERIAL_RP2 is not set # CONFIG_SERIAL_FSL_LPUART is not set # CONFIG_SERIAL_FSL_LINFLEXUART is not set # CONFIG_SERIAL_CONEXANT_DIGICOLOR is not set # CONFIG_SERIAL_SPRD is not set # end of Serial drivers CONFIG_SERIAL_MCTRL_GPIO=y CONFIG_SERIAL_NONSTANDARD=y # CONFIG_MOXA_INTELLIO is not set # CONFIG_MOXA_SMARTIO is not set CONFIG_N_HDLC=y # CONFIG_IPWIRELESS is not set CONFIG_N_GSM=y CONFIG_NOZOMI=y CONFIG_NULL_TTY=y CONFIG_HVC_DRIVER=y CONFIG_SERIAL_DEV_BUS=y CONFIG_SERIAL_DEV_CTRL_TTYPORT=y CONFIG_TTY_PRINTK=y CONFIG_TTY_PRINTK_LEVEL=6 # CONFIG_PRINTER is not set # CONFIG_PPDEV is not set CONFIG_VIRTIO_CONSOLE=y # CONFIG_IPMI_HANDLER is not set # CONFIG_SSIF_IPMI_BMC is not set # CONFIG_IPMB_DEVICE_INTERFACE is not set CONFIG_HW_RANDOM=y # CONFIG_HW_RANDOM_TIMERIOMEM is not set # CONFIG_HW_RANDOM_INTEL is not set # CONFIG_HW_RANDOM_AMD is not set # CONFIG_HW_RANDOM_BA431 is not set # CONFIG_HW_RANDOM_VIA is not set CONFIG_HW_RANDOM_VIRTIO=y # CONFIG_HW_RANDOM_CCTRNG is not set # CONFIG_HW_RANDOM_XIPHERA is not set # CONFIG_APPLICOM is not set # CONFIG_DEVMEM is not set CONFIG_NVRAM=y # CONFIG_DEVPORT is not set CONFIG_HPET=y CONFIG_HPET_MMAP=y CONFIG_HPET_MMAP_DEFAULT=y # CONFIG_HANGCHECK_TIMER is not set CONFIG_TCG_TPM=y # CONFIG_TCG_TPM2_HMAC is not set # CONFIG_HW_RANDOM_TPM is not set CONFIG_TCG_TIS_CORE=y CONFIG_TCG_TIS=y # CONFIG_TCG_TIS_SPI is not set # CONFIG_TCG_TIS_I2C is not set # CONFIG_TCG_TIS_I2C_CR50 is not set # CONFIG_TCG_TIS_I2C_ATMEL is not set # CONFIG_TCG_TIS_I2C_INFINEON is not set # CONFIG_TCG_TIS_I2C_NUVOTON is not set # CONFIG_TCG_NSC is not set # CONFIG_TCG_ATMEL is not set # CONFIG_TCG_INFINEON is not set CONFIG_TCG_CRB=y # CONFIG_TCG_VTPM_PROXY is not set # CONFIG_TCG_TIS_ST33ZP24_I2C is not set # CONFIG_TCG_TIS_ST33ZP24_SPI is not set # CONFIG_TELCLOCK is not set CONFIG_XILLYBUS_CLASS=y # CONFIG_XILLYBUS is not set CONFIG_XILLYUSB=y # end of Character devices # # I2C support # CONFIG_I2C=y CONFIG_ACPI_I2C_OPREGION=y CONFIG_I2C_BOARDINFO=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_MUX=y # # Multiplexer I2C Chip support # # CONFIG_I2C_ARB_GPIO_CHALLENGE is not set # CONFIG_I2C_MUX_GPIO is not set # CONFIG_I2C_MUX_GPMUX is not set # CONFIG_I2C_MUX_LTC4306 is not set # CONFIG_I2C_MUX_PCA9541 is not set # CONFIG_I2C_MUX_PCA954x is not set CONFIG_I2C_MUX_REG=y # CONFIG_I2C_MUX_MLXCPLD is not set # end of Multiplexer I2C Chip support CONFIG_I2C_HELPER_AUTO=y CONFIG_I2C_SMBUS=y CONFIG_I2C_ALGOBIT=y # # I2C Hardware Bus support # # # PC SMBus host controller drivers # # CONFIG_I2C_ALI1535 is not set # CONFIG_I2C_ALI1563 is not set # CONFIG_I2C_ALI15X3 is not set # CONFIG_I2C_AMD756 is not set # CONFIG_I2C_AMD8111 is not set # CONFIG_I2C_AMD_MP2 is not set CONFIG_I2C_I801=y # CONFIG_I2C_ISCH is not set # CONFIG_I2C_ISMT is not set # CONFIG_I2C_PIIX4 is not set # CONFIG_I2C_CHT_WC is not set # CONFIG_I2C_NFORCE2 is not set # CONFIG_I2C_NVIDIA_GPU is not set # CONFIG_I2C_SIS5595 is not set # CONFIG_I2C_SIS630 is not set # CONFIG_I2C_SIS96X is not set # CONFIG_I2C_VIA is not set # CONFIG_I2C_VIAPRO is not set # CONFIG_I2C_ZHAOXIN is not set # # ACPI drivers # # CONFIG_I2C_SCMI is not set # # I2C system bus drivers (mostly embedded / system-on-chip) # # CONFIG_I2C_CBUS_GPIO is not set CONFIG_I2C_DESIGNWARE_CORE=y CONFIG_I2C_DESIGNWARE_PLATFORM=y # CONFIG_I2C_DESIGNWARE_BAYTRAIL is not set # CONFIG_I2C_DESIGNWARE_PCI is not set # CONFIG_I2C_EMEV2 is not set # CONFIG_I2C_GPIO is not set # CONFIG_I2C_OCORES is not set # CONFIG_I2C_PCA_PLATFORM is not set # CONFIG_I2C_RK3X is not set # CONFIG_I2C_SIMTEC is not set # CONFIG_I2C_XILINX is not set # # External I2C/SMBus adapter drivers # CONFIG_I2C_DIOLAN_U2C=y CONFIG_I2C_DLN2=y CONFIG_I2C_LJCA=y CONFIG_I2C_CP2615=y # CONFIG_I2C_PARPORT is not set # CONFIG_I2C_PCI1XXXX is not set CONFIG_I2C_ROBOTFUZZ_OSIF=y # CONFIG_I2C_TAOS_EVM is not set CONFIG_I2C_TINY_USB=y CONFIG_I2C_VIPERBOARD=y # # Other I2C/SMBus bus drivers # # CONFIG_I2C_MLXCPLD is not set # CONFIG_I2C_VIRTIO is not set # end of I2C Hardware Bus support # CONFIG_I2C_STUB is not set CONFIG_I2C_SLAVE=y CONFIG_I2C_SLAVE_EEPROM=y # CONFIG_I2C_SLAVE_TESTUNIT is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # end of I2C support # CONFIG_I3C is not set CONFIG_I3C_OR_I2C=y CONFIG_SPI=y # CONFIG_SPI_DEBUG is not set CONFIG_SPI_MASTER=y # CONFIG_SPI_MEM is not set # # SPI Master Controller Drivers # # CONFIG_SPI_ALTERA is not set # CONFIG_SPI_AXI_SPI_ENGINE is not set # CONFIG_SPI_BITBANG is not set # CONFIG_SPI_BUTTERFLY is not set # CONFIG_SPI_CADENCE is not set # CONFIG_SPI_CADENCE_QUADSPI is not set # CONFIG_SPI_CH341 is not set # CONFIG_SPI_DESIGNWARE is not set CONFIG_SPI_DLN2=y # CONFIG_SPI_GPIO is not set # CONFIG_SPI_LM70_LLP is not set # CONFIG_SPI_FSL_SPI is not set CONFIG_SPI_LJCA=y # CONFIG_SPI_MICROCHIP_CORE_QSPI is not set # CONFIG_SPI_MICROCHIP_CORE_SPI is not set # CONFIG_SPI_LANTIQ_SSC is not set # CONFIG_SPI_OC_TINY is not set # CONFIG_SPI_PCI1XXXX is not set # CONFIG_SPI_PXA2XX is not set # CONFIG_SPI_SC18IS602 is not set # CONFIG_SPI_SIFIVE is not set # CONFIG_SPI_MXIC is not set # CONFIG_SPI_VIRTIO is not set # CONFIG_SPI_XCOMM is not set # CONFIG_SPI_XILINX is not set # # SPI Multiplexer support # # CONFIG_SPI_MUX is not set # # SPI Protocol Masters # # CONFIG_SPI_SPIDEV is not set # CONFIG_SPI_LOOPBACK_TEST is not set # CONFIG_SPI_TLE62X0 is not set # CONFIG_SPI_SLAVE is not set CONFIG_SPI_DYNAMIC=y # CONFIG_SPMI is not set # CONFIG_HSI is not set CONFIG_PPS=y # CONFIG_PPS_DEBUG is not set # # PPS clients support # # CONFIG_PPS_CLIENT_KTIMER is not set # CONFIG_PPS_CLIENT_LDISC is not set # CONFIG_PPS_CLIENT_PARPORT is not set # CONFIG_PPS_CLIENT_GPIO is not set # CONFIG_PPS_GENERATOR is not set # # PTP clock support # CONFIG_PTP_1588_CLOCK=y CONFIG_PTP_1588_CLOCK_OPTIONAL=y # # Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks. # CONFIG_PTP_1588_CLOCK_KVM=y CONFIG_PTP_1588_CLOCK_VMCLOCK=y # CONFIG_PTP_1588_CLOCK_IDT82P33 is not set # CONFIG_PTP_1588_CLOCK_IDTCM is not set # CONFIG_PTP_1588_CLOCK_FC3W is not set # CONFIG_PTP_1588_CLOCK_MOCK is not set # CONFIG_PTP_1588_CLOCK_VMW is not set # CONFIG_PTP_1588_CLOCK_OCP is not set # CONFIG_PTP_NETC_V4_TIMER is not set # end of PTP clock support # # DPLL device support # # CONFIG_ZL3073X_I2C is not set # CONFIG_ZL3073X_SPI is not set # end of DPLL device support # CONFIG_PINCTRL is not set CONFIG_GPIOLIB_LEGACY=y CONFIG_GPIOLIB=y CONFIG_GPIOLIB_FASTPATH_LIMIT=512 CONFIG_OF_GPIO=y CONFIG_GPIO_ACPI=y CONFIG_GPIOLIB_IRQCHIP=y # CONFIG_DEBUG_GPIO is not set # CONFIG_GPIO_SYSFS is not set # CONFIG_GPIO_CDEV is not set # # Memory mapped GPIO drivers # # CONFIG_GPIO_74XX_MMIO is not set # CONFIG_GPIO_ALTERA is not set # CONFIG_GPIO_AMDPT is not set # CONFIG_GPIO_CADENCE is not set # CONFIG_GPIO_DWAPB is not set # CONFIG_GPIO_FTGPIO010 is not set # CONFIG_GPIO_GENERIC_PLATFORM is not set # CONFIG_GPIO_GRANITERAPIDS is not set # CONFIG_GPIO_GRGPIO is not set # CONFIG_GPIO_HLWD is not set # CONFIG_GPIO_ICH is not set # CONFIG_GPIO_LOGICVC is not set # CONFIG_GPIO_MB86S7X is not set # CONFIG_GPIO_POLARFIRE_SOC is not set # CONFIG_GPIO_SIFIVE is not set # CONFIG_GPIO_SYSCON is not set # CONFIG_GPIO_XILINX is not set # CONFIG_GPIO_AMD_FCH is not set # end of Memory mapped GPIO drivers # # Port-mapped I/O GPIO drivers # # CONFIG_GPIO_VX855 is not set # CONFIG_GPIO_F7188X is not set # CONFIG_GPIO_IT87 is not set # CONFIG_GPIO_SCH311X is not set # CONFIG_GPIO_WINBOND is not set # CONFIG_GPIO_WS16C48 is not set # end of Port-mapped I/O GPIO drivers # # I2C GPIO expanders # # CONFIG_GPIO_ADNP is not set # CONFIG_GPIO_FXL6408 is not set # CONFIG_GPIO_DS4520 is not set # CONFIG_GPIO_GW_PLD is not set # CONFIG_GPIO_MAX7300 is not set # CONFIG_GPIO_MAX732X is not set # CONFIG_GPIO_PCA953X is not set # CONFIG_GPIO_PCA9570 is not set # CONFIG_GPIO_PCF857X is not set # CONFIG_GPIO_TPIC2810 is not set # end of I2C GPIO expanders # # MFD GPIO expanders # CONFIG_GPIO_DLN2=y CONFIG_GPIO_LJCA=y # CONFIG_GPIO_TWL4030 is not set # CONFIG_GPIO_WHISKEY_COVE is not set # end of MFD GPIO expanders # # PCI GPIO expanders # # CONFIG_GPIO_AMD8111 is not set # CONFIG_GPIO_BT8XX is not set # CONFIG_GPIO_ML_IOH is not set # CONFIG_GPIO_PCI_IDIO_16 is not set # CONFIG_GPIO_PCIE_IDIO_24 is not set # CONFIG_GPIO_RDC321X is not set # CONFIG_GPIO_SODAVILLE is not set # end of PCI GPIO expanders # # SPI GPIO expanders # # CONFIG_GPIO_74X164 is not set # CONFIG_GPIO_MAX3191X is not set # CONFIG_GPIO_MAX7301 is not set # CONFIG_GPIO_MC33880 is not set # CONFIG_GPIO_PISOSR is not set # CONFIG_GPIO_XRA1403 is not set # end of SPI GPIO expanders # # USB GPIO expanders # CONFIG_GPIO_VIPERBOARD=y # CONFIG_GPIO_MPSSE is not set # end of USB GPIO expanders # # Virtual GPIO drivers # # CONFIG_GPIO_AGGREGATOR is not set # CONFIG_GPIO_LATCH is not set # CONFIG_GPIO_LINE_MUX is not set # CONFIG_GPIO_MOCKUP is not set # CONFIG_GPIO_VIRTIO is not set # CONFIG_GPIO_SIM is not set # end of Virtual GPIO drivers # # GPIO Debugging utilities # # CONFIG_GPIO_SLOPPY_LOGIC_ANALYZER is not set # CONFIG_GPIO_VIRTUSER is not set # end of GPIO Debugging utilities # CONFIG_W1 is not set # CONFIG_POWER_RESET is not set # CONFIG_POWER_SEQUENCING is not set CONFIG_POWER_SUPPLY=y # CONFIG_POWER_SUPPLY_DEBUG is not set CONFIG_POWER_SUPPLY_HWMON=y # CONFIG_GENERIC_ADC_BATTERY is not set # CONFIG_IP5XXX_POWER is not set # CONFIG_TEST_POWER is not set # CONFIG_CHARGER_ADP5061 is not set # CONFIG_BATTERY_CHAGALL is not set # CONFIG_BATTERY_CW2015 is not set # CONFIG_BATTERY_DS2780 is not set # CONFIG_BATTERY_DS2781 is not set # CONFIG_BATTERY_DS2782 is not set # CONFIG_BATTERY_SAMSUNG_SDI is not set # CONFIG_BATTERY_S2MU005 is not set # CONFIG_BATTERY_SBS is not set # CONFIG_CHARGER_SBS is not set # CONFIG_MANAGER_SBS is not set # CONFIG_BATTERY_BQ27XXX is not set # CONFIG_BATTERY_MAX17040 is not set # CONFIG_BATTERY_MAX17042 is not set # CONFIG_BATTERY_MAX1720X is not set CONFIG_CHARGER_ISP1704=y # CONFIG_CHARGER_MAX8903 is not set # CONFIG_CHARGER_TWL4030 is not set # CONFIG_CHARGER_TWL6030 is not set # CONFIG_CHARGER_LP8727 is not set # CONFIG_CHARGER_GPIO is not set # CONFIG_CHARGER_MANAGER is not set # CONFIG_CHARGER_LT3651 is not set # CONFIG_CHARGER_LTC4162L is not set # CONFIG_CHARGER_DETECTOR_MAX14656 is not set # CONFIG_CHARGER_MAX77976 is not set # CONFIG_CHARGER_MAX8971 is not set # CONFIG_CHARGER_MT6360 is not set # CONFIG_CHARGER_MT6370 is not set # CONFIG_CHARGER_BQ2415X is not set CONFIG_CHARGER_BQ24190=y # CONFIG_CHARGER_BQ24257 is not set # CONFIG_CHARGER_BQ24735 is not set # CONFIG_CHARGER_BQ2515X is not set # CONFIG_CHARGER_BQ25890 is not set # CONFIG_CHARGER_BQ25980 is not set # CONFIG_CHARGER_BQ256XX is not set # CONFIG_CHARGER_SMB347 is not set # CONFIG_BATTERY_GAUGE_LTC2941 is not set # CONFIG_BATTERY_GOLDFISH is not set # CONFIG_BATTERY_RT5033 is not set # CONFIG_CHARGER_RT9455 is not set # CONFIG_CHARGER_RT9467 is not set # CONFIG_CHARGER_RT9471 is not set # CONFIG_CHARGER_RT9756 is not set # CONFIG_FUEL_GAUGE_STC3117 is not set # CONFIG_CHARGER_UCS1002 is not set # CONFIG_CHARGER_BD99954 is not set # CONFIG_BATTERY_SURFACE is not set # CONFIG_CHARGER_SURFACE is not set # CONFIG_BATTERY_UG3105 is not set # CONFIG_FUEL_GAUGE_MM8013 is not set CONFIG_HWMON=y # CONFIG_HWMON_DEBUG_CHIP is not set # # Native drivers # # CONFIG_SENSORS_ABITUGURU is not set # CONFIG_SENSORS_ABITUGURU3 is not set # CONFIG_SENSORS_AD7314 is not set # CONFIG_SENSORS_AD7414 is not set # CONFIG_SENSORS_AD7418 is not set # CONFIG_SENSORS_ADM1025 is not set # CONFIG_SENSORS_ADM1026 is not set # CONFIG_SENSORS_ADM1029 is not set # CONFIG_SENSORS_ADM1031 is not set # CONFIG_SENSORS_ADM1177 is not set # CONFIG_SENSORS_ADM9240 is not set # CONFIG_SENSORS_ADT7310 is not set # CONFIG_SENSORS_ADT7410 is not set # CONFIG_SENSORS_ADT7411 is not set # CONFIG_SENSORS_ADT7462 is not set # CONFIG_SENSORS_ADT7470 is not set # CONFIG_SENSORS_ADT7475 is not set # CONFIG_SENSORS_AHT10 is not set CONFIG_SENSORS_AQUACOMPUTER_D5NEXT=y # CONFIG_SENSORS_AS370 is not set # CONFIG_SENSORS_ASC7621 is not set # CONFIG_SENSORS_ASUS_ROG_RYUJIN is not set # CONFIG_SENSORS_AXI_FAN_CONTROL is not set # CONFIG_SENSORS_K8TEMP is not set # CONFIG_SENSORS_K10TEMP is not set # CONFIG_SENSORS_FAM15H_POWER is not set # CONFIG_SENSORS_APPLESMC is not set # CONFIG_SENSORS_ASB100 is not set # CONFIG_SENSORS_ATXP1 is not set # CONFIG_SENSORS_CHIPCAP2 is not set CONFIG_SENSORS_CORSAIR_CPRO=y CONFIG_SENSORS_CORSAIR_PSU=y # CONFIG_SENSORS_DRIVETEMP is not set # CONFIG_SENSORS_DS620 is not set # CONFIG_SENSORS_DS1621 is not set # CONFIG_SENSORS_DELL_SMM is not set # CONFIG_SENSORS_I5K_AMB is not set # CONFIG_SENSORS_F71805F is not set # CONFIG_SENSORS_F71882FG is not set # CONFIG_SENSORS_F75375S is not set # CONFIG_SENSORS_FSCHMD is not set # CONFIG_SENSORS_FTSTEUTATES is not set CONFIG_SENSORS_GIGABYTE_WATERFORCE=y # CONFIG_SENSORS_GL518SM is not set # CONFIG_SENSORS_GL520SM is not set # CONFIG_SENSORS_GPD is not set # CONFIG_SENSORS_G760A is not set # CONFIG_SENSORS_G762 is not set # CONFIG_SENSORS_GPIO_FAN is not set # CONFIG_SENSORS_HIH6130 is not set # CONFIG_SENSORS_HS3001 is not set # CONFIG_SENSORS_HTU31 is not set # CONFIG_SENSORS_IIO_HWMON is not set # CONFIG_SENSORS_I5500 is not set # CONFIG_SENSORS_CORETEMP is not set # CONFIG_SENSORS_ISL28022 is not set # CONFIG_SENSORS_IT87 is not set # CONFIG_SENSORS_JC42 is not set CONFIG_SENSORS_POWERZ=y # CONFIG_SENSORS_POWR1220 is not set # CONFIG_SENSORS_LATTEPANDA_SIGMA_EC is not set # CONFIG_SENSORS_LENOVO_EC is not set # CONFIG_SENSORS_LINEAGE is not set # CONFIG_SENSORS_LTC2945 is not set # CONFIG_SENSORS_LTC2947_I2C is not set # CONFIG_SENSORS_LTC2947_SPI is not set # CONFIG_SENSORS_LTC2990 is not set # CONFIG_SENSORS_LTC2991 is not set # CONFIG_SENSORS_LTC2992 is not set # CONFIG_SENSORS_LTC4151 is not set # CONFIG_SENSORS_LTC4215 is not set # CONFIG_SENSORS_LTC4222 is not set # CONFIG_SENSORS_LTC4245 is not set # CONFIG_SENSORS_LTC4260 is not set # CONFIG_SENSORS_LTC4261 is not set # CONFIG_SENSORS_LTC4282 is not set # CONFIG_SENSORS_MAX1111 is not set # CONFIG_SENSORS_MAX127 is not set # CONFIG_SENSORS_MAX16065 is not set # CONFIG_SENSORS_MAX1619 is not set # CONFIG_SENSORS_MAX1668 is not set # CONFIG_SENSORS_MAX197 is not set # CONFIG_SENSORS_MAX31722 is not set # CONFIG_SENSORS_MAX31730 is not set # CONFIG_SENSORS_MAX31760 is not set # CONFIG_MAX31827 is not set # CONFIG_SENSORS_MAX6620 is not set # CONFIG_SENSORS_MAX6621 is not set # CONFIG_SENSORS_MAX6639 is not set # CONFIG_SENSORS_MAX6650 is not set # CONFIG_SENSORS_MAX6697 is not set # CONFIG_SENSORS_MAX31790 is not set # CONFIG_SENSORS_MC34VR500 is not set # CONFIG_SENSORS_MCP3021 is not set # CONFIG_SENSORS_TC654 is not set # CONFIG_SENSORS_TPS23861 is not set # CONFIG_SENSORS_MR75203 is not set # CONFIG_SENSORS_ADCXX is not set # CONFIG_SENSORS_LM63 is not set # CONFIG_SENSORS_LM70 is not set # CONFIG_SENSORS_LM73 is not set # CONFIG_SENSORS_LM75 is not set # CONFIG_SENSORS_LM77 is not set # CONFIG_SENSORS_LM78 is not set # CONFIG_SENSORS_LM80 is not set # CONFIG_SENSORS_LM83 is not set # CONFIG_SENSORS_LM85 is not set # CONFIG_SENSORS_LM87 is not set # CONFIG_SENSORS_LM90 is not set # CONFIG_SENSORS_LM92 is not set # CONFIG_SENSORS_LM93 is not set # CONFIG_SENSORS_LM95234 is not set # CONFIG_SENSORS_LM95241 is not set # CONFIG_SENSORS_LM95245 is not set # CONFIG_SENSORS_PC87360 is not set # CONFIG_SENSORS_PC87427 is not set # CONFIG_SENSORS_NTC_THERMISTOR is not set # CONFIG_SENSORS_NCT6683 is not set # CONFIG_SENSORS_NCT6775 is not set # CONFIG_SENSORS_NCT6775_I2C is not set # CONFIG_SENSORS_NCT7363 is not set # CONFIG_SENSORS_NCT7802 is not set # CONFIG_SENSORS_NCT7904 is not set # CONFIG_SENSORS_NPCM7XX is not set CONFIG_SENSORS_NZXT_KRAKEN2=y # CONFIG_SENSORS_NZXT_KRAKEN3 is not set CONFIG_SENSORS_NZXT_SMART2=y # CONFIG_SENSORS_OCC_P8_I2C is not set # CONFIG_SENSORS_PCF8591 is not set # CONFIG_PMBUS is not set # CONFIG_SENSORS_PT5161L is not set # CONFIG_SENSORS_SBTSI is not set # CONFIG_SENSORS_SHT15 is not set # CONFIG_SENSORS_SHT21 is not set # CONFIG_SENSORS_SHT3x is not set # CONFIG_SENSORS_SHT4x is not set # CONFIG_SENSORS_SHTC1 is not set # CONFIG_SENSORS_SIS5595 is not set # CONFIG_SENSORS_DME1737 is not set # CONFIG_SENSORS_EMC1403 is not set # CONFIG_SENSORS_EMC2103 is not set # CONFIG_SENSORS_EMC2305 is not set # CONFIG_SENSORS_EMC6W201 is not set # CONFIG_SENSORS_SMSC47M1 is not set # CONFIG_SENSORS_SMSC47M192 is not set # CONFIG_SENSORS_SMSC47B397 is not set # CONFIG_SENSORS_SCH5627 is not set # CONFIG_SENSORS_SCH5636 is not set # CONFIG_SENSORS_STTS751 is not set # CONFIG_SENSORS_SURFACE_FAN is not set # CONFIG_SENSORS_SURFACE_TEMP is not set # CONFIG_SENSORS_ADC128D818 is not set # CONFIG_SENSORS_ADS7828 is not set # CONFIG_SENSORS_ADS7871 is not set # CONFIG_SENSORS_AMC6821 is not set # CONFIG_SENSORS_INA209 is not set # CONFIG_SENSORS_INA2XX is not set # CONFIG_SENSORS_INA238 is not set # CONFIG_SENSORS_INA3221 is not set # CONFIG_SENSORS_SPD5118 is not set # CONFIG_SENSORS_TC74 is not set # CONFIG_SENSORS_THMC50 is not set # CONFIG_SENSORS_TMP102 is not set # CONFIG_SENSORS_TMP103 is not set # CONFIG_SENSORS_TMP108 is not set # CONFIG_SENSORS_TMP401 is not set # CONFIG_SENSORS_TMP421 is not set # CONFIG_SENSORS_TMP464 is not set # CONFIG_SENSORS_TMP513 is not set # CONFIG_SENSORS_TSC1641 is not set # CONFIG_SENSORS_VIA_CPUTEMP is not set # CONFIG_SENSORS_VIA686A is not set # CONFIG_SENSORS_VT1211 is not set # CONFIG_SENSORS_VT8231 is not set # CONFIG_SENSORS_W83773G is not set # CONFIG_SENSORS_W83781D is not set # CONFIG_SENSORS_W83791D is not set # CONFIG_SENSORS_W83792D is not set # CONFIG_SENSORS_W83793 is not set # CONFIG_SENSORS_W83795 is not set # CONFIG_SENSORS_W83L785TS is not set # CONFIG_SENSORS_W83L786NG is not set # CONFIG_SENSORS_W83627HF is not set # CONFIG_SENSORS_W83627EHF is not set # CONFIG_SENSORS_XGENE is not set # # ACPI drivers # # CONFIG_SENSORS_ACPI_POWER is not set # CONFIG_SENSORS_ATK0110 is not set # CONFIG_SENSORS_ASUS_WMI is not set # CONFIG_SENSORS_ASUS_EC is not set # CONFIG_SENSORS_HP_WMI is not set CONFIG_THERMAL=y CONFIG_THERMAL_NETLINK=y # CONFIG_THERMAL_STATISTICS is not set # CONFIG_THERMAL_DEBUGFS is not set # CONFIG_THERMAL_CORE_TESTING is not set CONFIG_THERMAL_EMERGENCY_POWEROFF_DELAY_MS=0 CONFIG_THERMAL_HWMON=y # CONFIG_THERMAL_OF is not set CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE=y # CONFIG_THERMAL_DEFAULT_GOV_FAIR_SHARE is not set # CONFIG_THERMAL_DEFAULT_GOV_USER_SPACE is not set # CONFIG_THERMAL_GOV_FAIR_SHARE is not set CONFIG_THERMAL_GOV_STEP_WISE=y # CONFIG_THERMAL_GOV_BANG_BANG is not set # CONFIG_THERMAL_GOV_USER_SPACE is not set # CONFIG_PCIE_THERMAL is not set # CONFIG_THERMAL_EMULATION is not set # CONFIG_THERMAL_MMIO is not set # # Intel thermal drivers # # CONFIG_INTEL_POWERCLAMP is not set CONFIG_X86_THERMAL_VECTOR=y # CONFIG_X86_PKG_TEMP_THERMAL is not set # CONFIG_INTEL_SOC_DTS_THERMAL is not set # # ACPI INT340X thermal drivers # # CONFIG_INT340X_THERMAL is not set # end of ACPI INT340X thermal drivers # CONFIG_INTEL_BXT_PMIC_THERMAL is not set # CONFIG_INTEL_PCH_THERMAL is not set # CONFIG_INTEL_TCC_COOLING is not set # CONFIG_INTEL_HFI_THERMAL is not set # end of Intel thermal drivers # CONFIG_GENERIC_ADC_THERMAL is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_CORE is not set # CONFIG_WATCHDOG_NOWAYOUT is not set CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED=y CONFIG_WATCHDOG_OPEN_TIMEOUT=0 # CONFIG_WATCHDOG_SYSFS is not set # CONFIG_WATCHDOG_HRTIMER_PRETIMEOUT is not set # # Watchdog Pretimeout Governors # # # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set # CONFIG_GPIO_WATCHDOG is not set # CONFIG_LENOVO_SE10_WDT is not set # CONFIG_LENOVO_SE30_WDT is not set # CONFIG_WDAT_WDT is not set # CONFIG_XILINX_WATCHDOG is not set # CONFIG_ZIIRAVE_WATCHDOG is not set # CONFIG_CADENCE_WATCHDOG is not set # CONFIG_DW_WATCHDOG is not set # CONFIG_TWL4030_WATCHDOG is not set # CONFIG_MAX63XX_WATCHDOG is not set # CONFIG_RETU_WATCHDOG is not set # CONFIG_ACQUIRE_WDT is not set # CONFIG_ADVANTECH_WDT is not set # CONFIG_ADVANTECH_EC_WDT is not set # CONFIG_ALIM1535_WDT is not set # CONFIG_ALIM7101_WDT is not set # CONFIG_EBC_C384_WDT is not set # CONFIG_EXAR_WDT is not set # CONFIG_F71808E_WDT is not set # CONFIG_SP5100_TCO is not set # CONFIG_SBC_FITPC2_WATCHDOG is not set # CONFIG_EUROTECH_WDT is not set # CONFIG_IB700_WDT is not set # CONFIG_IBMASR is not set # CONFIG_WAFER_WDT is not set # CONFIG_I6300ESB_WDT is not set # CONFIG_IE6XX_WDT is not set # CONFIG_INTEL_OC_WATCHDOG is not set # CONFIG_ITCO_WDT is not set # CONFIG_IT8712F_WDT is not set # CONFIG_IT87_WDT is not set # CONFIG_HP_WATCHDOG is not set # CONFIG_SC1200_WDT is not set # CONFIG_PC87413_WDT is not set # CONFIG_NV_TCO is not set # CONFIG_60XX_WDT is not set # CONFIG_SMSC_SCH311X_WDT is not set # CONFIG_SMSC37B787_WDT is not set # CONFIG_TQMX86_WDT is not set # CONFIG_VIA_WDT is not set # CONFIG_W83627HF_WDT is not set # CONFIG_W83877F_WDT is not set # CONFIG_W83977F_WDT is not set # CONFIG_MACHZ_WDT is not set # CONFIG_SBC_EPX_C3_WATCHDOG is not set # CONFIG_INTEL_MEI_WDT is not set # CONFIG_NI903X_WDT is not set # CONFIG_NIC7018_WDT is not set # CONFIG_MEN_A21_WDT is not set # # PCI-based Watchdog Cards # # CONFIG_PCIPCWATCHDOG is not set # CONFIG_WDTPCI is not set # # USB-based Watchdog Cards # CONFIG_USBPCWATCHDOG=y CONFIG_SSB_POSSIBLE=y CONFIG_SSB=y CONFIG_SSB_PCIHOST_POSSIBLE=y # CONFIG_SSB_PCIHOST is not set CONFIG_SSB_PCMCIAHOST_POSSIBLE=y # CONFIG_SSB_PCMCIAHOST is not set CONFIG_SSB_SDIOHOST_POSSIBLE=y # CONFIG_SSB_SDIOHOST is not set # CONFIG_SSB_DRIVER_GPIO is not set CONFIG_BCMA_POSSIBLE=y CONFIG_BCMA=y CONFIG_BCMA_HOST_PCI_POSSIBLE=y # CONFIG_BCMA_HOST_PCI is not set # CONFIG_BCMA_HOST_SOC is not set # CONFIG_BCMA_DRIVER_PCI is not set # CONFIG_BCMA_DRIVER_GMAC_CMN is not set # CONFIG_BCMA_DRIVER_GPIO is not set # CONFIG_BCMA_DEBUG is not set # # Multifunction device drivers # CONFIG_MFD_CORE=y # CONFIG_MFD_ADP5585 is not set # CONFIG_MFD_ACT8945A is not set # CONFIG_MFD_AS3711 is not set # CONFIG_MFD_SMPRO is not set # CONFIG_MFD_AS3722 is not set # CONFIG_PMIC_ADP5520 is not set # CONFIG_MFD_AAT2870_CORE is not set # CONFIG_MFD_ATMEL_FLEXCOM is not set # CONFIG_MFD_ATMEL_HLCDC is not set # CONFIG_MFD_BCM590XX is not set # CONFIG_MFD_BD9571MWV is not set # CONFIG_MFD_AXP20X_I2C is not set # CONFIG_MFD_CGBC is not set # CONFIG_MFD_CS40L50_I2C is not set # CONFIG_MFD_CS40L50_SPI is not set # CONFIG_MFD_CS42L43_I2C is not set # CONFIG_MFD_CS42L43_SDW is not set # CONFIG_MFD_LOCHNAGAR is not set # CONFIG_MFD_MADERA is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_DA9052_SPI is not set # CONFIG_MFD_DA9052_I2C is not set # CONFIG_MFD_DA9055 is not set # CONFIG_MFD_DA9062 is not set # CONFIG_MFD_DA9063 is not set # CONFIG_MFD_DA9150 is not set CONFIG_MFD_DLN2=y # CONFIG_MFD_GATEWORKS_GSC is not set # CONFIG_MFD_MC13XXX_SPI is not set # CONFIG_MFD_MC13XXX_I2C is not set # CONFIG_MFD_MP2629 is not set # CONFIG_MFD_PF1550 is not set # CONFIG_MFD_HI6421_PMIC is not set # CONFIG_MFD_INTEL_QUARK_I2C_GPIO is not set CONFIG_LPC_ICH=y # CONFIG_LPC_SCH is not set # CONFIG_INTEL_SOC_PMIC is not set CONFIG_INTEL_SOC_PMIC_BXTWC=y CONFIG_INTEL_SOC_PMIC_CHTWC=y # CONFIG_INTEL_SOC_PMIC_CHTDC_TI is not set # CONFIG_MFD_INTEL_LPSS_ACPI is not set # CONFIG_MFD_INTEL_LPSS_PCI is not set CONFIG_MFD_INTEL_PMC_BXT=y # CONFIG_MFD_IQS62X is not set # CONFIG_MFD_JANZ_CMODIO is not set # CONFIG_MFD_KEMPLD is not set # CONFIG_MFD_88PM800 is not set # CONFIG_MFD_88PM805 is not set # CONFIG_MFD_88PM860X is not set # CONFIG_MFD_88PM886_PMIC is not set # CONFIG_MFD_MAX5970 is not set # CONFIG_MFD_MAX14577 is not set # CONFIG_MFD_MAX77541 is not set # CONFIG_MFD_MAX77620 is not set # CONFIG_MFD_MAX77650 is not set # CONFIG_MFD_MAX77686 is not set # CONFIG_MFD_MAX77693 is not set # CONFIG_MFD_MAX77705 is not set # CONFIG_MFD_MAX77714 is not set # CONFIG_MFD_MAX77759 is not set # CONFIG_MFD_MAX77843 is not set # CONFIG_MFD_MAX8907 is not set # CONFIG_MFD_MAX8925 is not set # CONFIG_MFD_MAX8997 is not set # CONFIG_MFD_MAX8998 is not set CONFIG_MFD_MT6360=y CONFIG_MFD_MT6370=y # CONFIG_MFD_MT6397 is not set # CONFIG_MFD_MENF21BMC is not set # CONFIG_MFD_NCT6694 is not set # CONFIG_MFD_OCELOT is not set # CONFIG_EZX_PCAP is not set # CONFIG_MFD_CPCAP is not set CONFIG_MFD_VIPERBOARD=y # CONFIG_MFD_NTXEC is not set CONFIG_MFD_RETU=y # CONFIG_MFD_SY7636A is not set # CONFIG_MFD_RDC321X is not set # CONFIG_MFD_RT4831 is not set # CONFIG_MFD_RT5033 is not set # CONFIG_MFD_RT5120 is not set # CONFIG_MFD_RC5T583 is not set # CONFIG_MFD_RK8XX_I2C is not set # CONFIG_MFD_RK8XX_SPI is not set # CONFIG_MFD_RN5T618 is not set # CONFIG_MFD_SEC_I2C is not set # CONFIG_MFD_SI476X_CORE is not set # CONFIG_MFD_SM501 is not set # CONFIG_MFD_SKY81452 is not set # CONFIG_MFD_STMPE is not set CONFIG_MFD_SYSCON=y # CONFIG_MFD_LP3943 is not set # CONFIG_MFD_LP8788 is not set # CONFIG_MFD_TI_LMU is not set # CONFIG_MFD_BQ257XX is not set # CONFIG_MFD_PALMAS is not set # CONFIG_TPS6105X is not set # CONFIG_TPS65010 is not set # CONFIG_TPS6507X is not set # CONFIG_MFD_TPS65086 is not set # CONFIG_MFD_TPS65090 is not set # CONFIG_MFD_TPS65217 is not set # CONFIG_MFD_TI_LP873X is not set # CONFIG_MFD_TI_LP87565 is not set # CONFIG_MFD_TPS65218 is not set # CONFIG_MFD_TPS65219 is not set # CONFIG_MFD_TPS6586X is not set # CONFIG_MFD_TPS65910 is not set # CONFIG_MFD_TPS65912_I2C is not set # CONFIG_MFD_TPS65912_SPI is not set # CONFIG_MFD_TPS6594_I2C is not set # CONFIG_MFD_TPS6594_SPI is not set CONFIG_TWL4030_CORE=y # CONFIG_MFD_TWL4030_AUDIO is not set # CONFIG_TWL6040_CORE is not set # CONFIG_MFD_LM3533 is not set # CONFIG_MFD_TC3589X is not set # CONFIG_MFD_TQMX86 is not set # CONFIG_MFD_VX855 is not set # CONFIG_MFD_ARIZONA_I2C is not set # CONFIG_MFD_ARIZONA_SPI is not set # CONFIG_MFD_WM8400 is not set # CONFIG_MFD_WM831X_I2C is not set # CONFIG_MFD_WM831X_SPI is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_WM8994 is not set # CONFIG_MFD_ROHM_BD718XX is not set # CONFIG_MFD_ROHM_BD71828 is not set # CONFIG_MFD_ROHM_BD957XMUF is not set # CONFIG_MFD_ROHM_BD96801 is not set # CONFIG_MFD_STPMIC1 is not set # CONFIG_MFD_STMFX is not set # CONFIG_MFD_ATC260X_I2C is not set # CONFIG_MFD_QCOM_PM8008 is not set # CONFIG_RAVE_SP_CORE is not set # CONFIG_MFD_INTEL_M10_BMC_SPI is not set # CONFIG_MFD_QNAP_MCU is not set # CONFIG_MFD_RSMU_I2C is not set # CONFIG_MFD_RSMU_SPI is not set # CONFIG_MFD_UPBOARD_FPGA is not set # CONFIG_MFD_MAX7360 is not set # end of Multifunction device drivers CONFIG_REGULATOR=y # CONFIG_REGULATOR_DEBUG is not set CONFIG_REGULATOR_FIXED_VOLTAGE=y # CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set # CONFIG_REGULATOR_USERSPACE_CONSUMER is not set # CONFIG_REGULATOR_NETLINK_EVENTS is not set # CONFIG_REGULATOR_88PG86X is not set # CONFIG_REGULATOR_ACT8865 is not set # CONFIG_REGULATOR_AD5398 is not set # CONFIG_REGULATOR_ADP5055 is not set # CONFIG_REGULATOR_AW37503 is not set # CONFIG_REGULATOR_DA9121 is not set # CONFIG_REGULATOR_DA9210 is not set # CONFIG_REGULATOR_DA9211 is not set # CONFIG_REGULATOR_FAN53555 is not set # CONFIG_REGULATOR_FAN53880 is not set # CONFIG_REGULATOR_GPIO is not set # CONFIG_REGULATOR_ISL9305 is not set # CONFIG_REGULATOR_ISL6271A is not set # CONFIG_REGULATOR_FP9931 is not set # CONFIG_REGULATOR_LP3971 is not set # CONFIG_REGULATOR_LP3972 is not set # CONFIG_REGULATOR_LP872X is not set # CONFIG_REGULATOR_LP8755 is not set # CONFIG_REGULATOR_LTC3589 is not set # CONFIG_REGULATOR_LTC3676 is not set # CONFIG_REGULATOR_MAX1586 is not set # CONFIG_REGULATOR_MAX77503 is not set # CONFIG_REGULATOR_MAX77675 is not set # CONFIG_REGULATOR_MAX77857 is not set # CONFIG_REGULATOR_MAX8649 is not set # CONFIG_REGULATOR_MAX8660 is not set # CONFIG_REGULATOR_MAX8893 is not set # CONFIG_REGULATOR_MAX8952 is not set # CONFIG_REGULATOR_MAX20086 is not set # CONFIG_REGULATOR_MAX20411 is not set # CONFIG_REGULATOR_MAX77826 is not set # CONFIG_REGULATOR_MAX77838 is not set # CONFIG_REGULATOR_MCP16502 is not set # CONFIG_REGULATOR_MP5416 is not set # CONFIG_REGULATOR_MP8859 is not set # CONFIG_REGULATOR_MP886X is not set # CONFIG_REGULATOR_MPQ7920 is not set # CONFIG_REGULATOR_MT6311 is not set # CONFIG_REGULATOR_MT6360 is not set # CONFIG_REGULATOR_MT6370 is not set # CONFIG_REGULATOR_PCA9450 is not set # CONFIG_REGULATOR_PF9453 is not set # CONFIG_REGULATOR_PF0900 is not set # CONFIG_REGULATOR_PF530X is not set # CONFIG_REGULATOR_PF8X00 is not set # CONFIG_REGULATOR_PFUZE100 is not set # CONFIG_REGULATOR_PV88060 is not set # CONFIG_REGULATOR_PV88080 is not set # CONFIG_REGULATOR_PV88090 is not set # CONFIG_REGULATOR_RAA215300 is not set # CONFIG_REGULATOR_RT4801 is not set # CONFIG_REGULATOR_RT4803 is not set # CONFIG_REGULATOR_RT5133 is not set # CONFIG_REGULATOR_RT5190A is not set # CONFIG_REGULATOR_RT5739 is not set # CONFIG_REGULATOR_RT5759 is not set # CONFIG_REGULATOR_RT6160 is not set # CONFIG_REGULATOR_RT6190 is not set # CONFIG_REGULATOR_RT6245 is not set # CONFIG_REGULATOR_RT8092 is not set # CONFIG_REGULATOR_RTQ2134 is not set # CONFIG_REGULATOR_RTMV20 is not set # CONFIG_REGULATOR_RTQ6752 is not set # CONFIG_REGULATOR_RTQ2208 is not set # CONFIG_REGULATOR_SLG51000 is not set # CONFIG_REGULATOR_SY8106A is not set # CONFIG_REGULATOR_SY8824X is not set # CONFIG_REGULATOR_SY8827N is not set # CONFIG_REGULATOR_TPS51632 is not set # CONFIG_REGULATOR_TPS62360 is not set # CONFIG_REGULATOR_TPS6286X is not set # CONFIG_REGULATOR_TPS6287X is not set # CONFIG_REGULATOR_TPS65023 is not set # CONFIG_REGULATOR_TPS6507X is not set # CONFIG_REGULATOR_TPS65132 is not set # CONFIG_REGULATOR_TPS65185 is not set # CONFIG_REGULATOR_TPS6524X is not set CONFIG_REGULATOR_TWL4030=y # CONFIG_REGULATOR_VCTRL is not set CONFIG_RC_CORE=y # CONFIG_LIRC is not set # CONFIG_RC_MAP is not set # CONFIG_RC_DECODERS is not set CONFIG_RC_DEVICES=y # CONFIG_IR_ENE is not set # CONFIG_IR_FINTEK is not set # CONFIG_IR_GPIO_CIR is not set # CONFIG_IR_HIX5HD2 is not set CONFIG_IR_IGORPLUGUSB=y CONFIG_IR_IGUANA=y CONFIG_IR_IMON=y CONFIG_IR_IMON_RAW=y # CONFIG_IR_ITE_CIR is not set CONFIG_IR_MCEUSB=y # CONFIG_IR_NUVOTON is not set CONFIG_IR_REDRAT3=y # CONFIG_IR_SERIAL is not set CONFIG_IR_STREAMZAP=y CONFIG_IR_TOY=y CONFIG_IR_TTUSBIR=y # CONFIG_IR_WINBOND_CIR is not set CONFIG_RC_ATI_REMOTE=y # CONFIG_RC_LOOPBACK is not set CONFIG_RC_XBOX_DVD=y CONFIG_CEC_CORE=y # # CEC support # # CONFIG_MEDIA_CEC_RC is not set CONFIG_MEDIA_CEC_SUPPORT=y # CONFIG_CEC_CH7322 is not set # CONFIG_CEC_NXP_TDA9950 is not set # CONFIG_CEC_GPIO is not set # CONFIG_CEC_SECO is not set # CONFIG_USB_EXTRON_DA_HD_4K_PLUS_CEC is not set CONFIG_USB_PULSE8_CEC=y CONFIG_USB_RAINSHADOW_CEC=y # end of CEC support CONFIG_MEDIA_SUPPORT=y CONFIG_MEDIA_SUPPORT_FILTER=y # CONFIG_MEDIA_SUBDRV_AUTOSELECT is not set # # Media device types # CONFIG_MEDIA_CAMERA_SUPPORT=y CONFIG_MEDIA_ANALOG_TV_SUPPORT=y CONFIG_MEDIA_DIGITAL_TV_SUPPORT=y CONFIG_MEDIA_RADIO_SUPPORT=y CONFIG_MEDIA_SDR_SUPPORT=y CONFIG_MEDIA_PLATFORM_SUPPORT=y CONFIG_MEDIA_TEST_SUPPORT=y # end of Media device types CONFIG_VIDEO_DEV=y CONFIG_MEDIA_CONTROLLER=y CONFIG_DVB_CORE=y # # Video4Linux options # CONFIG_VIDEO_V4L2_I2C=y CONFIG_VIDEO_V4L2_SUBDEV_API=y # CONFIG_VIDEO_ADV_DEBUG is not set # CONFIG_VIDEO_FIXED_MINOR_RANGES is not set CONFIG_VIDEO_TUNER=y CONFIG_V4L2_MEM2MEM_DEV=y # end of Video4Linux options # # Media controller options # CONFIG_MEDIA_CONTROLLER_DVB=y # end of Media controller options # # Digital TV options # # CONFIG_DVB_MMAP is not set # CONFIG_DVB_NET is not set CONFIG_DVB_MAX_ADAPTERS=16 # CONFIG_DVB_DYNAMIC_MINORS is not set # CONFIG_DVB_DEMUX_SECTION_LOSS_LOG is not set # CONFIG_DVB_ULE_DEBUG is not set # end of Digital TV options # # Media drivers # # # Drivers filtered as selected at 'Filter media drivers' # # # Media drivers # CONFIG_MEDIA_USB_SUPPORT=y # # Webcam devices # CONFIG_USB_GSPCA=y CONFIG_USB_GSPCA_BENQ=y CONFIG_USB_GSPCA_CONEX=y CONFIG_USB_GSPCA_CPIA1=y CONFIG_USB_GSPCA_DTCS033=y CONFIG_USB_GSPCA_ETOMS=y CONFIG_USB_GSPCA_FINEPIX=y CONFIG_USB_GSPCA_JEILINJ=y CONFIG_USB_GSPCA_JL2005BCD=y CONFIG_USB_GSPCA_KINECT=y CONFIG_USB_GSPCA_KONICA=y CONFIG_USB_GSPCA_MARS=y CONFIG_USB_GSPCA_MR97310A=y CONFIG_USB_GSPCA_NW80X=y CONFIG_USB_GSPCA_OV519=y CONFIG_USB_GSPCA_OV534=y CONFIG_USB_GSPCA_OV534_9=y CONFIG_USB_GSPCA_PAC207=y CONFIG_USB_GSPCA_PAC7302=y CONFIG_USB_GSPCA_PAC7311=y CONFIG_USB_GSPCA_SE401=y CONFIG_USB_GSPCA_SN9C2028=y CONFIG_USB_GSPCA_SN9C20X=y CONFIG_USB_GSPCA_SONIXB=y CONFIG_USB_GSPCA_SONIXJ=y CONFIG_USB_GSPCA_SPCA1528=y CONFIG_USB_GSPCA_SPCA500=y CONFIG_USB_GSPCA_SPCA501=y CONFIG_USB_GSPCA_SPCA505=y CONFIG_USB_GSPCA_SPCA506=y CONFIG_USB_GSPCA_SPCA508=y CONFIG_USB_GSPCA_SPCA561=y CONFIG_USB_GSPCA_SQ905=y CONFIG_USB_GSPCA_SQ905C=y CONFIG_USB_GSPCA_SQ930X=y CONFIG_USB_GSPCA_STK014=y CONFIG_USB_GSPCA_STK1135=y CONFIG_USB_GSPCA_STV0680=y CONFIG_USB_GSPCA_SUNPLUS=y CONFIG_USB_GSPCA_T613=y CONFIG_USB_GSPCA_TOPRO=y CONFIG_USB_GSPCA_TOUPTEK=y CONFIG_USB_GSPCA_TV8532=y CONFIG_USB_GSPCA_VC032X=y CONFIG_USB_GSPCA_VICAM=y CONFIG_USB_GSPCA_XIRLINK_CIT=y CONFIG_USB_GSPCA_ZC3XX=y CONFIG_USB_GL860=y CONFIG_USB_M5602=y CONFIG_USB_STV06XX=y CONFIG_USB_PWC=y # CONFIG_USB_PWC_DEBUG is not set CONFIG_USB_PWC_INPUT_EVDEV=y CONFIG_USB_S2255=y CONFIG_VIDEO_USBTV=y CONFIG_USB_VIDEO_CLASS=y CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV=y # # Analog TV USB devices # CONFIG_VIDEO_GO7007=y CONFIG_VIDEO_GO7007_USB=y CONFIG_VIDEO_GO7007_LOADER=y CONFIG_VIDEO_GO7007_USB_S2250_BOARD=y CONFIG_VIDEO_HDPVR=y CONFIG_VIDEO_PVRUSB2=y CONFIG_VIDEO_PVRUSB2_SYSFS=y CONFIG_VIDEO_PVRUSB2_DVB=y # CONFIG_VIDEO_PVRUSB2_DEBUGIFC is not set CONFIG_VIDEO_STK1160=y # # Analog/digital TV USB devices # CONFIG_VIDEO_AU0828=y CONFIG_VIDEO_AU0828_V4L2=y CONFIG_VIDEO_AU0828_RC=y CONFIG_VIDEO_CX231XX=y CONFIG_VIDEO_CX231XX_RC=y CONFIG_VIDEO_CX231XX_ALSA=y CONFIG_VIDEO_CX231XX_DVB=y # # Digital TV USB devices # CONFIG_DVB_AS102=y CONFIG_DVB_B2C2_FLEXCOP_USB=y # CONFIG_DVB_B2C2_FLEXCOP_USB_DEBUG is not set CONFIG_DVB_USB_V2=y CONFIG_DVB_USB_AF9015=y CONFIG_DVB_USB_AF9035=y CONFIG_DVB_USB_ANYSEE=y CONFIG_DVB_USB_AU6610=y CONFIG_DVB_USB_AZ6007=y CONFIG_DVB_USB_CE6230=y CONFIG_DVB_USB_DVBSKY=y CONFIG_DVB_USB_EC168=y CONFIG_DVB_USB_GL861=y CONFIG_DVB_USB_LME2510=y CONFIG_DVB_USB_MXL111SF=y CONFIG_DVB_USB_RTL28XXU=y CONFIG_DVB_USB_ZD1301=y CONFIG_DVB_USB=y # CONFIG_DVB_USB_DEBUG is not set CONFIG_DVB_USB_A800=y CONFIG_DVB_USB_AF9005=y CONFIG_DVB_USB_AF9005_REMOTE=y CONFIG_DVB_USB_AZ6027=y CONFIG_DVB_USB_CINERGY_T2=y CONFIG_DVB_USB_CXUSB=y CONFIG_DVB_USB_CXUSB_ANALOG=y CONFIG_DVB_USB_DIB0700=y CONFIG_DVB_USB_DIB3000MC=y CONFIG_DVB_USB_DIBUSB_MB=y # CONFIG_DVB_USB_DIBUSB_MB_FAULTY is not set CONFIG_DVB_USB_DIBUSB_MC=y CONFIG_DVB_USB_DIGITV=y CONFIG_DVB_USB_DTT200U=y CONFIG_DVB_USB_DTV5100=y CONFIG_DVB_USB_DW2102=y CONFIG_DVB_USB_GP8PSK=y CONFIG_DVB_USB_M920X=y CONFIG_DVB_USB_NOVA_T_USB2=y CONFIG_DVB_USB_OPERA1=y CONFIG_DVB_USB_PCTV452E=y CONFIG_DVB_USB_TECHNISAT_USB2=y CONFIG_DVB_USB_TTUSB2=y CONFIG_DVB_USB_UMT_010=y CONFIG_DVB_USB_VP702X=y CONFIG_DVB_USB_VP7045=y CONFIG_SMS_USB_DRV=y CONFIG_DVB_TTUSB_BUDGET=y CONFIG_DVB_TTUSB_DEC=y # # Webcam, TV (analog/digital) USB devices # CONFIG_VIDEO_EM28XX=y CONFIG_VIDEO_EM28XX_V4L2=y CONFIG_VIDEO_EM28XX_ALSA=y CONFIG_VIDEO_EM28XX_DVB=y CONFIG_VIDEO_EM28XX_RC=y # # Software defined radio USB devices # CONFIG_USB_AIRSPY=y CONFIG_USB_HACKRF=y CONFIG_USB_MSI2500=y # CONFIG_MEDIA_PCI_SUPPORT is not set CONFIG_RADIO_ADAPTERS=y # CONFIG_RADIO_MAXIRADIO is not set # CONFIG_RADIO_SAA7706H is not set CONFIG_RADIO_SHARK=y CONFIG_RADIO_SHARK2=y CONFIG_RADIO_SI4713=y CONFIG_RADIO_TEA575X=y # CONFIG_RADIO_TEA5764 is not set # CONFIG_RADIO_TEF6862 is not set CONFIG_USB_DSBR=y CONFIG_USB_KEENE=y CONFIG_USB_MA901=y CONFIG_USB_MR800=y CONFIG_USB_RAREMONO=y CONFIG_RADIO_SI470X=y CONFIG_USB_SI470X=y # CONFIG_I2C_SI470X is not set CONFIG_USB_SI4713=y # CONFIG_PLATFORM_SI4713 is not set CONFIG_I2C_SI4713=y # CONFIG_MEDIA_PLATFORM_DRIVERS is not set # # MMC/SDIO DVB adapters # CONFIG_SMS_SDIO_DRV=y CONFIG_V4L_TEST_DRIVERS=y CONFIG_VIDEO_VIM2M=y CONFIG_VIDEO_VICODEC=y CONFIG_VIDEO_VIMC=y CONFIG_VIDEO_VIVID=y CONFIG_VIDEO_VIVID_CEC=y # CONFIG_VIDEO_VIVID_OSD is not set CONFIG_VIDEO_VIVID_MAX_DEVS=64 # CONFIG_VIDEO_VISL is not set CONFIG_DVB_TEST_DRIVERS=y CONFIG_DVB_VIDTV=y # # FireWire (IEEE 1394) Adapters # # CONFIG_DVB_FIREDTV is not set CONFIG_MEDIA_COMMON_OPTIONS=y # # common driver options # CONFIG_CYPRESS_FIRMWARE=y CONFIG_TTPCI_EEPROM=y CONFIG_UVC_COMMON=y CONFIG_VIDEO_CX2341X=y CONFIG_VIDEO_TVEEPROM=y CONFIG_DVB_B2C2_FLEXCOP=y CONFIG_SMS_SIANO_MDTV=y CONFIG_SMS_SIANO_RC=y CONFIG_SMS_SIANO_DEBUGFS=y CONFIG_VIDEO_V4L2_TPG=y CONFIG_VIDEOBUF2_CORE=y CONFIG_VIDEOBUF2_V4L2=y CONFIG_VIDEOBUF2_MEMOPS=y CONFIG_VIDEOBUF2_DMA_CONTIG=y CONFIG_VIDEOBUF2_VMALLOC=y CONFIG_VIDEOBUF2_DMA_SG=y # end of Media drivers # # Media ancillary drivers # CONFIG_MEDIA_ATTACH=y # CONFIG_VIDEO_IR_I2C is not set # CONFIG_VIDEO_CAMERA_SENSOR is not set # # Camera ISPs # # CONFIG_VIDEO_THP7312 is not set # end of Camera ISPs # CONFIG_VIDEO_CAMERA_LENS is not set # # Flash devices # # CONFIG_VIDEO_ADP1653 is not set # CONFIG_VIDEO_LM3560 is not set # CONFIG_VIDEO_LM3646 is not set # end of Flash devices # # Audio decoders, processors and mixers # # CONFIG_VIDEO_CS3308 is not set # CONFIG_VIDEO_CS5345 is not set CONFIG_VIDEO_CS53L32A=y CONFIG_VIDEO_MSP3400=y # CONFIG_VIDEO_SONY_BTF_MPX is not set # CONFIG_VIDEO_TDA1997X is not set # CONFIG_VIDEO_TDA7432 is not set # CONFIG_VIDEO_TDA9840 is not set # CONFIG_VIDEO_TEA6415C is not set # CONFIG_VIDEO_TEA6420 is not set # CONFIG_VIDEO_TLV320AIC23B is not set # CONFIG_VIDEO_TVAUDIO is not set # CONFIG_VIDEO_UDA1342 is not set # CONFIG_VIDEO_VP27SMPX is not set # CONFIG_VIDEO_WM8739 is not set CONFIG_VIDEO_WM8775=y # end of Audio decoders, processors and mixers # # RDS decoders # # CONFIG_VIDEO_SAA6588 is not set # end of RDS decoders # # Video decoders # # CONFIG_VIDEO_ADV7180 is not set # CONFIG_VIDEO_ADV7183 is not set # CONFIG_VIDEO_ADV748X is not set # CONFIG_VIDEO_ADV7604 is not set # CONFIG_VIDEO_ADV7842 is not set # CONFIG_VIDEO_BT819 is not set # CONFIG_VIDEO_BT856 is not set # CONFIG_VIDEO_BT866 is not set # CONFIG_VIDEO_ISL7998X is not set # CONFIG_VIDEO_LT6911UXE is not set # CONFIG_VIDEO_KS0127 is not set # CONFIG_VIDEO_MAX9286 is not set # CONFIG_VIDEO_ML86V7667 is not set # CONFIG_VIDEO_SAA7110 is not set CONFIG_VIDEO_SAA711X=y # CONFIG_VIDEO_TC358743 is not set # CONFIG_VIDEO_TC358746 is not set # CONFIG_VIDEO_TVP514X is not set # CONFIG_VIDEO_TVP5150 is not set # CONFIG_VIDEO_TVP7002 is not set # CONFIG_VIDEO_TW2804 is not set # CONFIG_VIDEO_TW9900 is not set # CONFIG_VIDEO_TW9903 is not set # CONFIG_VIDEO_TW9906 is not set # CONFIG_VIDEO_TW9910 is not set # CONFIG_VIDEO_VPX3220 is not set # # Video and audio decoders # # CONFIG_VIDEO_SAA717X is not set CONFIG_VIDEO_CX25840=y # end of Video decoders # # Video encoders # # CONFIG_VIDEO_ADV7170 is not set # CONFIG_VIDEO_ADV7175 is not set # CONFIG_VIDEO_ADV7343 is not set # CONFIG_VIDEO_ADV7393 is not set # CONFIG_VIDEO_ADV7511 is not set # CONFIG_VIDEO_AK881X is not set # CONFIG_VIDEO_SAA7127 is not set # CONFIG_VIDEO_SAA7185 is not set # CONFIG_VIDEO_THS8200 is not set # end of Video encoders # # Video improvement chips # # CONFIG_VIDEO_UPD64031A is not set # CONFIG_VIDEO_UPD64083 is not set # end of Video improvement chips # # Audio/Video compression chips # # CONFIG_VIDEO_SAA6752HS is not set # end of Audio/Video compression chips # # SDR tuner chips # # CONFIG_SDR_MAX2175 is not set # end of SDR tuner chips # # Miscellaneous helper chips # # CONFIG_VIDEO_I2C is not set # CONFIG_VIDEO_M52790 is not set # CONFIG_VIDEO_ST_MIPID02 is not set # CONFIG_VIDEO_THS7303 is not set # end of Miscellaneous helper chips # # Video serializers and deserializers # # CONFIG_VIDEO_DS90UB913 is not set # CONFIG_VIDEO_DS90UB953 is not set # CONFIG_VIDEO_DS90UB960 is not set # CONFIG_VIDEO_MAX96714 is not set # CONFIG_VIDEO_MAX96717 is not set # end of Video serializers and deserializers # # Media SPI Adapters # # CONFIG_CXD2880_SPI_DRV is not set # CONFIG_VIDEO_GS1662 is not set # end of Media SPI Adapters CONFIG_MEDIA_TUNER=y # # Customize TV tuners # # CONFIG_MEDIA_TUNER_E4000 is not set # CONFIG_MEDIA_TUNER_FC0011 is not set # CONFIG_MEDIA_TUNER_FC0012 is not set # CONFIG_MEDIA_TUNER_FC0013 is not set # CONFIG_MEDIA_TUNER_FC2580 is not set # CONFIG_MEDIA_TUNER_IT913X is not set # CONFIG_MEDIA_TUNER_M88RS6000T is not set # CONFIG_MEDIA_TUNER_MAX2165 is not set # CONFIG_MEDIA_TUNER_MC44S803 is not set CONFIG_MEDIA_TUNER_MSI001=y # CONFIG_MEDIA_TUNER_MT2060 is not set # CONFIG_MEDIA_TUNER_MT2063 is not set # CONFIG_MEDIA_TUNER_MT20XX is not set # CONFIG_MEDIA_TUNER_MT2131 is not set # CONFIG_MEDIA_TUNER_MT2266 is not set # CONFIG_MEDIA_TUNER_MXL301RF is not set # CONFIG_MEDIA_TUNER_MXL5005S is not set # CONFIG_MEDIA_TUNER_MXL5007T is not set # CONFIG_MEDIA_TUNER_QM1D1B0004 is not set # CONFIG_MEDIA_TUNER_QM1D1C0042 is not set # CONFIG_MEDIA_TUNER_QT1010 is not set # CONFIG_MEDIA_TUNER_R820T is not set # CONFIG_MEDIA_TUNER_SI2157 is not set # CONFIG_MEDIA_TUNER_SIMPLE is not set # CONFIG_MEDIA_TUNER_TDA18212 is not set # CONFIG_MEDIA_TUNER_TDA18218 is not set # CONFIG_MEDIA_TUNER_TDA18250 is not set # CONFIG_MEDIA_TUNER_TDA18271 is not set # CONFIG_MEDIA_TUNER_TDA827X is not set # CONFIG_MEDIA_TUNER_TDA8290 is not set # CONFIG_MEDIA_TUNER_TDA9887 is not set # CONFIG_MEDIA_TUNER_TEA5761 is not set # CONFIG_MEDIA_TUNER_TEA5767 is not set # CONFIG_MEDIA_TUNER_TUA9001 is not set # CONFIG_MEDIA_TUNER_XC2028 is not set # CONFIG_MEDIA_TUNER_XC4000 is not set # CONFIG_MEDIA_TUNER_XC5000 is not set # end of Customize TV tuners # # Customise DVB Frontends # # # Multistandard (satellite) frontends # # CONFIG_DVB_M88DS3103 is not set # CONFIG_DVB_MXL5XX is not set # CONFIG_DVB_STB0899 is not set # CONFIG_DVB_STB6100 is not set # CONFIG_DVB_STV090x is not set # CONFIG_DVB_STV0910 is not set # CONFIG_DVB_STV6110x is not set # CONFIG_DVB_STV6111 is not set # # Multistandard (cable + terrestrial) frontends # # CONFIG_DVB_DRXK is not set # CONFIG_DVB_MN88472 is not set # CONFIG_DVB_MN88473 is not set # CONFIG_DVB_SI2165 is not set # CONFIG_DVB_TDA18271C2DD is not set # # DVB-S (satellite) frontends # # CONFIG_DVB_CX24110 is not set # CONFIG_DVB_CX24116 is not set # CONFIG_DVB_CX24117 is not set # CONFIG_DVB_CX24120 is not set # CONFIG_DVB_CX24123 is not set # CONFIG_DVB_DS3000 is not set # CONFIG_DVB_MB86A16 is not set # CONFIG_DVB_MT312 is not set # CONFIG_DVB_S5H1420 is not set # CONFIG_DVB_SI21XX is not set # CONFIG_DVB_STB6000 is not set # CONFIG_DVB_STV0288 is not set # CONFIG_DVB_STV0299 is not set # CONFIG_DVB_STV0900 is not set # CONFIG_DVB_STV6110 is not set # CONFIG_DVB_TDA10071 is not set # CONFIG_DVB_TDA10086 is not set # CONFIG_DVB_TDA8083 is not set # CONFIG_DVB_TDA8261 is not set # CONFIG_DVB_TDA826X is not set # CONFIG_DVB_TS2020 is not set # CONFIG_DVB_TUA6100 is not set # CONFIG_DVB_TUNER_CX24113 is not set # CONFIG_DVB_TUNER_ITD1000 is not set # CONFIG_DVB_VES1X93 is not set # CONFIG_DVB_ZL10036 is not set # CONFIG_DVB_ZL10039 is not set # # DVB-T (terrestrial) frontends # CONFIG_DVB_AF9013=y CONFIG_DVB_AS102_FE=y # CONFIG_DVB_CX22700 is not set # CONFIG_DVB_CX22702 is not set # CONFIG_DVB_CXD2820R is not set # CONFIG_DVB_CXD2841ER is not set CONFIG_DVB_DIB3000MB=y CONFIG_DVB_DIB3000MC=y # CONFIG_DVB_DIB7000M is not set # CONFIG_DVB_DIB7000P is not set # CONFIG_DVB_DIB9000 is not set # CONFIG_DVB_DRXD is not set CONFIG_DVB_EC100=y CONFIG_DVB_GP8PSK_FE=y # CONFIG_DVB_L64781 is not set # CONFIG_DVB_MT352 is not set # CONFIG_DVB_NXT6000 is not set CONFIG_DVB_RTL2830=y CONFIG_DVB_RTL2832=y CONFIG_DVB_RTL2832_SDR=y # CONFIG_DVB_S5H1432 is not set # CONFIG_DVB_SI2168 is not set # CONFIG_DVB_SP887X is not set # CONFIG_DVB_STV0367 is not set # CONFIG_DVB_TDA10048 is not set # CONFIG_DVB_TDA1004X is not set # CONFIG_DVB_ZD1301_DEMOD is not set CONFIG_DVB_ZL10353=y # CONFIG_DVB_CXD2880 is not set # # DVB-C (cable) frontends # # CONFIG_DVB_STV0297 is not set # CONFIG_DVB_TDA10021 is not set # CONFIG_DVB_TDA10023 is not set # CONFIG_DVB_VES1820 is not set # # ATSC (North American/Korean Terrestrial/Cable DTV) frontends # # CONFIG_DVB_AU8522_DTV is not set # CONFIG_DVB_AU8522_V4L is not set # CONFIG_DVB_BCM3510 is not set # CONFIG_DVB_LG2160 is not set # CONFIG_DVB_LGDT3305 is not set # CONFIG_DVB_LGDT3306A is not set # CONFIG_DVB_LGDT330X is not set # CONFIG_DVB_MXL692 is not set # CONFIG_DVB_NXT200X is not set # CONFIG_DVB_OR51132 is not set # CONFIG_DVB_OR51211 is not set # CONFIG_DVB_S5H1409 is not set # CONFIG_DVB_S5H1411 is not set # # ISDB-T (terrestrial) frontends # # CONFIG_DVB_DIB8000 is not set # CONFIG_DVB_MB86A20S is not set # CONFIG_DVB_S921 is not set # # ISDB-S (satellite) & ISDB-T (terrestrial) frontends # # CONFIG_DVB_MN88443X is not set # CONFIG_DVB_TC90522 is not set # # Digital terrestrial only tuners/PLL # # CONFIG_DVB_PLL is not set # CONFIG_DVB_TUNER_DIB0070 is not set # CONFIG_DVB_TUNER_DIB0090 is not set # # SEC control devices for DVB-S # # CONFIG_DVB_A8293 is not set CONFIG_DVB_AF9033=y # CONFIG_DVB_ASCOT2E is not set # CONFIG_DVB_ATBM8830 is not set # CONFIG_DVB_HELENE is not set # CONFIG_DVB_HORUS3A is not set # CONFIG_DVB_ISL6405 is not set # CONFIG_DVB_ISL6421 is not set # CONFIG_DVB_ISL6423 is not set # CONFIG_DVB_IX2505V is not set # CONFIG_DVB_LGS8GL5 is not set # CONFIG_DVB_LGS8GXX is not set # CONFIG_DVB_LNBH25 is not set # CONFIG_DVB_LNBH29 is not set # CONFIG_DVB_LNBP21 is not set # CONFIG_DVB_LNBP22 is not set # CONFIG_DVB_M88RS2000 is not set # CONFIG_DVB_TDA665x is not set # CONFIG_DVB_DRX39XYJ is not set # # Common Interface (EN50221) controller drivers # # CONFIG_DVB_CXD2099 is not set # CONFIG_DVB_SP2 is not set # end of Customise DVB Frontends # # Tools to develop new frontends # # CONFIG_DVB_DUMMY_FE is not set # end of Media ancillary drivers # # Graphics support # CONFIG_APERTURE_HELPERS=y CONFIG_SCREEN_INFO=y CONFIG_VIDEO=y # CONFIG_AUXDISPLAY is not set # CONFIG_PANEL is not set CONFIG_AGP=y CONFIG_AGP_AMD64=y CONFIG_AGP_INTEL=y # CONFIG_AGP_SIS is not set # CONFIG_AGP_VIA is not set CONFIG_INTEL_GTT=y # CONFIG_VGA_SWITCHEROO is not set CONFIG_GPU_BUDDY=y # CONFIG_NOVA_CORE is not set CONFIG_DRM=y # # DRM debugging options # # CONFIG_DRM_WERROR is not set CONFIG_DRM_DEBUG_MM=y # end of DRM debugging options CONFIG_DRM_MIPI_DSI=y CONFIG_DRM_KMS_HELPER=y # CONFIG_DRM_PANIC is not set # CONFIG_DRM_RAS is not set # CONFIG_DRM_DEBUG_DP_MST_TOPOLOGY_REFS is not set # CONFIG_DRM_DEBUG_MODESET_LOCK is not set CONFIG_DRM_CLIENT=y CONFIG_DRM_CLIENT_LIB=y CONFIG_DRM_CLIENT_SELECTION=y CONFIG_DRM_CLIENT_SETUP=y # # Supported DRM clients # CONFIG_DRM_FBDEV_EMULATION=y CONFIG_DRM_FBDEV_OVERALLOC=100 # CONFIG_DRM_FBDEV_LEAK_PHYS_SMEM is not set # CONFIG_DRM_CLIENT_LOG is not set CONFIG_DRM_CLIENT_DEFAULT_FBDEV=y CONFIG_DRM_CLIENT_DEFAULT="fbdev" # end of Supported DRM clients # CONFIG_DRM_LOAD_EDID_FIRMWARE is not set CONFIG_DRM_DISPLAY_DP_AUX_BUS=y CONFIG_DRM_DISPLAY_HELPER=y # CONFIG_DRM_DISPLAY_DP_AUX_CEC is not set # CONFIG_DRM_DISPLAY_DP_AUX_CHARDEV is not set CONFIG_DRM_DISPLAY_DP_HELPER=y CONFIG_DRM_DISPLAY_DSC_HELPER=y CONFIG_DRM_DISPLAY_HDCP_HELPER=y CONFIG_DRM_DISPLAY_HDMI_HELPER=y CONFIG_DRM_TTM=y CONFIG_DRM_BUDDY=y CONFIG_DRM_TTM_HELPER=y CONFIG_DRM_GEM_SHMEM_HELPER=y # CONFIG_DRM_AMDGPU is not set # # ARM devices # # CONFIG_DRM_KOMEDA is not set # end of ARM devices # CONFIG_DRM_AST is not set CONFIG_DRM_BRIDGE=y CONFIG_DRM_PANEL_BRIDGE=y CONFIG_DRM_AUX_BRIDGE=y CONFIG_DRM_AUX_HPD_BRIDGE=y # # Display Interface Bridges # # CONFIG_DRM_CHIPONE_ICN6211 is not set # CONFIG_DRM_CHRONTEL_CH7033 is not set # CONFIG_DRM_DISPLAY_CONNECTOR is not set # CONFIG_DRM_I2C_NXP_TDA998X is not set # CONFIG_DRM_ITE_IT6263 is not set # CONFIG_DRM_ITE_IT6505 is not set # CONFIG_DRM_LONTIUM_LT8912B is not set # CONFIG_DRM_LONTIUM_LT9211 is not set # CONFIG_DRM_LONTIUM_LT9611 is not set # CONFIG_DRM_LONTIUM_LT9611UXC is not set # CONFIG_DRM_LONTIUM_LT8713SX is not set # CONFIG_DRM_ITE_IT66121 is not set # CONFIG_DRM_LVDS_CODEC is not set # CONFIG_DRM_MEGACHIPS_STDPXXXX_GE_B850V3_FW is not set # CONFIG_DRM_NWL_MIPI_DSI is not set # CONFIG_DRM_NXP_PTN3460 is not set # CONFIG_DRM_PARADE_PS8622 is not set # CONFIG_DRM_PARADE_PS8640 is not set # CONFIG_DRM_SAMSUNG_DSIM is not set # CONFIG_DRM_SIL_SII8620 is not set # CONFIG_DRM_SII902X is not set # CONFIG_DRM_SII9234 is not set # CONFIG_DRM_SIMPLE_BRIDGE is not set # CONFIG_DRM_SOLOMON_SSD2825 is not set # CONFIG_DRM_THINE_THC63LVD1024 is not set # CONFIG_DRM_TOSHIBA_TC358762 is not set # CONFIG_DRM_TOSHIBA_TC358764 is not set # CONFIG_DRM_TOSHIBA_TC358767 is not set # CONFIG_DRM_TOSHIBA_TC358768 is not set # CONFIG_DRM_TOSHIBA_TC358775 is not set # CONFIG_DRM_TI_DLPC3433 is not set # CONFIG_DRM_TI_TDP158 is not set # CONFIG_DRM_TI_TFP410 is not set # CONFIG_DRM_TI_SN65DSI83 is not set # CONFIG_DRM_TI_SN65DSI86 is not set # CONFIG_DRM_TI_TPD12S015 is not set # CONFIG_DRM_WAVESHARE_BRIDGE is not set # CONFIG_DRM_ANALOGIX_ANX6345 is not set # CONFIG_DRM_ANALOGIX_ANX78XX is not set # CONFIG_DRM_ANALOGIX_ANX7625 is not set # CONFIG_DRM_I2C_ADV7511 is not set # CONFIG_DRM_CDNS_DSI is not set # CONFIG_DRM_CDNS_MHDP8546 is not set # end of Display Interface Bridges # CONFIG_DRM_ETNAVIV is not set # CONFIG_DRM_GMA500 is not set CONFIG_DRM_GUD=y # CONFIG_DRM_HISI_HIBMC is not set CONFIG_DRM_I915=y CONFIG_DRM_I915_FORCE_PROBE="" CONFIG_DRM_I915_CAPTURE_ERROR=y CONFIG_DRM_I915_COMPRESS_ERROR=y CONFIG_DRM_I915_USERPTR=y # CONFIG_DRM_I915_GVT_KVMGT is not set # CONFIG_DRM_I915_DP_TUNNEL is not set # # drm/i915 Debugging # # CONFIG_DRM_I915_WERROR is not set # CONFIG_DRM_I915_REPLAY_GPU_HANGS_API is not set # CONFIG_DRM_I915_DEBUG is not set # CONFIG_DRM_I915_DEBUG_MMIO is not set # CONFIG_DRM_I915_SW_FENCE_DEBUG_OBJECTS is not set # CONFIG_DRM_I915_SW_FENCE_CHECK_DAG is not set # CONFIG_DRM_I915_DEBUG_GUC is not set # CONFIG_DRM_I915_SELFTEST is not set # CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS is not set # CONFIG_DRM_I915_DEBUG_VBLANK_EVADE is not set # CONFIG_DRM_I915_DEBUG_RUNTIME_PM is not set # CONFIG_DRM_I915_DEBUG_WAKEREF is not set # end of drm/i915 Debugging # # drm/i915 Profile Guided Optimisation # CONFIG_DRM_I915_REQUEST_TIMEOUT=20000 CONFIG_DRM_I915_FENCE_TIMEOUT=10000 CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND=250 CONFIG_DRM_I915_HEARTBEAT_INTERVAL=2500 CONFIG_DRM_I915_PREEMPT_TIMEOUT=640 CONFIG_DRM_I915_PREEMPT_TIMEOUT_COMPUTE=7500 CONFIG_DRM_I915_MAX_REQUEST_BUSYWAIT=8000 CONFIG_DRM_I915_STOP_TIMEOUT=100 CONFIG_DRM_I915_TIMESLICE_DURATION=1 # end of drm/i915 Profile Guided Optimisation # CONFIG_DRM_LOGICVC is not set # CONFIG_DRM_MGAG200 is not set # CONFIG_DRM_NOUVEAU is not set # CONFIG_DRM_NOVA is not set CONFIG_DRM_PANEL=y # # Display Panels # # CONFIG_DRM_PANEL_ABT_Y030XX067A is not set # CONFIG_DRM_PANEL_ARM_VERSATILE is not set # CONFIG_DRM_PANEL_ASUS_Z00T_TM5P5_NT35596 is not set # CONFIG_DRM_PANEL_AUO_A030JTN01 is not set # CONFIG_DRM_PANEL_BOE_BF060Y8M_AJ0 is not set # CONFIG_DRM_PANEL_BOE_HIMAX8279D is not set # CONFIG_DRM_PANEL_BOE_TD4320 is not set # CONFIG_DRM_PANEL_BOE_TH101MB31UIG002_28A is not set # CONFIG_DRM_PANEL_BOE_TV101WUM_NL6 is not set # CONFIG_DRM_PANEL_BOE_TV101WUM_LL2 is not set # CONFIG_DRM_PANEL_EBBG_FT8719 is not set # CONFIG_DRM_PANEL_ELIDA_KD35T133 is not set # CONFIG_DRM_PANEL_FEIXIN_K101_IM2BA02 is not set # CONFIG_DRM_PANEL_FEIYANG_FY07024DI26A30D is not set # CONFIG_DRM_PANEL_DSI_CM is not set # CONFIG_DRM_PANEL_LVDS is not set # CONFIG_DRM_PANEL_HIMAX_HX8279 is not set # CONFIG_DRM_PANEL_HIMAX_HX83102 is not set # CONFIG_DRM_PANEL_HIMAX_HX83112A is not set # CONFIG_DRM_PANEL_HIMAX_HX83112B is not set # CONFIG_DRM_PANEL_HIMAX_HX8394 is not set # CONFIG_DRM_PANEL_HYDIS_HV101HD1 is not set # CONFIG_DRM_PANEL_ILITEK_IL9322 is not set # CONFIG_DRM_PANEL_ILITEK_ILI9341 is not set # CONFIG_DRM_PANEL_ILITEK_ILI9805 is not set # CONFIG_DRM_PANEL_ILITEK_ILI9806E is not set # CONFIG_DRM_PANEL_ILITEK_ILI9881C is not set # CONFIG_DRM_PANEL_ILITEK_ILI9882T is not set # CONFIG_DRM_PANEL_INNOLUX_EJ030NA is not set # CONFIG_DRM_PANEL_INNOLUX_P079ZCA is not set # CONFIG_DRM_PANEL_JADARD_JD9365DA_H3 is not set # CONFIG_DRM_PANEL_JDI_LPM102A188A is not set # CONFIG_DRM_PANEL_JDI_LT070ME05000 is not set # CONFIG_DRM_PANEL_JDI_R63452 is not set # CONFIG_DRM_PANEL_KHADAS_TS050 is not set # CONFIG_DRM_PANEL_KINGDISPLAY_KD097D04 is not set # CONFIG_DRM_PANEL_LEADTEK_LTK050H3146W is not set # CONFIG_DRM_PANEL_LEADTEK_LTK500HD1829 is not set # CONFIG_DRM_PANEL_LINCOLNTECH_LCD197 is not set # CONFIG_DRM_PANEL_LG_LB035Q02 is not set # CONFIG_DRM_PANEL_LG_LD070WX3 is not set # CONFIG_DRM_PANEL_LG_LG4573 is not set # CONFIG_DRM_PANEL_LG_SW43408 is not set # CONFIG_DRM_PANEL_LXD_M9189A is not set # CONFIG_DRM_PANEL_MAGNACHIP_D53E6EA8966 is not set # CONFIG_DRM_PANEL_MANTIX_MLAF057WE51 is not set # CONFIG_DRM_PANEL_MOTOROLA_MOT is not set # CONFIG_DRM_PANEL_NEC_NL8048HL11 is not set # CONFIG_DRM_PANEL_NEWVISION_NV3051D is not set # CONFIG_DRM_PANEL_NEWVISION_NV3052C is not set # CONFIG_DRM_PANEL_NOVATEK_NT35510 is not set # CONFIG_DRM_PANEL_NOVATEK_NT35560 is not set # CONFIG_DRM_PANEL_NOVATEK_NT35950 is not set # CONFIG_DRM_PANEL_NOVATEK_NT36523 is not set # CONFIG_DRM_PANEL_NOVATEK_NT36672A is not set # CONFIG_DRM_PANEL_NOVATEK_NT36672E is not set # CONFIG_DRM_PANEL_NOVATEK_NT37700F is not set # CONFIG_DRM_PANEL_NOVATEK_NT37801 is not set # CONFIG_DRM_PANEL_NOVATEK_NT39016 is not set # CONFIG_DRM_PANEL_OLIMEX_LCD_OLINUXINO is not set # CONFIG_DRM_PANEL_ORISETECH_OTA5601A is not set # CONFIG_DRM_PANEL_ORISETECH_OTM8009A is not set # CONFIG_DRM_PANEL_OSD_OSD101T2587_53TS is not set # CONFIG_DRM_PANEL_PANASONIC_VVX10F034N00 is not set # CONFIG_DRM_PANEL_RASPBERRYPI_TOUCHSCREEN is not set # CONFIG_DRM_PANEL_RAYDIUM_RM67191 is not set # CONFIG_DRM_PANEL_RAYDIUM_RM67200 is not set # CONFIG_DRM_PANEL_RAYDIUM_RM68200 is not set # CONFIG_DRM_PANEL_RAYDIUM_RM692E5 is not set # CONFIG_DRM_PANEL_RAYDIUM_RM69380 is not set # CONFIG_DRM_PANEL_RENESAS_R61307 is not set # CONFIG_DRM_PANEL_RENESAS_R69328 is not set # CONFIG_DRM_PANEL_RONBO_RB070D30 is not set # CONFIG_DRM_PANEL_SAMSUNG_AMS581VF01 is not set # CONFIG_DRM_PANEL_SAMSUNG_AMS639RQ08 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS427AP24 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E88A0_AMS452EF01 is not set # CONFIG_DRM_PANEL_SAMSUNG_ATNA33XC20 is not set # CONFIG_DRM_PANEL_SAMSUNG_DB7430 is not set # CONFIG_DRM_PANEL_SAMSUNG_LD9040 is not set # CONFIG_DRM_PANEL_SAMSUNG_LTL106HL02 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E3FA7 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6D16D0 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6D27A1 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6D7AA0 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E3FC2X01 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E3HA2 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E3HA8 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E63J0X03 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E63M0 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0 is not set # CONFIG_DRM_PANEL_SAMSUNG_S6E8AA5X01_AMS561RA01 is not set # CONFIG_DRM_PANEL_SAMSUNG_SOFEF00 is not set # CONFIG_DRM_PANEL_SEIKO_43WVF1G is not set # CONFIG_DRM_PANEL_SHARP_LQ079L1SX01 is not set # CONFIG_DRM_PANEL_SHARP_LQ101R1SX01 is not set # CONFIG_DRM_PANEL_SHARP_LS037V7DW01 is not set # CONFIG_DRM_PANEL_SHARP_LS043T1LE01 is not set # CONFIG_DRM_PANEL_SHARP_LS060T1SX01 is not set # CONFIG_DRM_PANEL_SITRONIX_ST7701 is not set # CONFIG_DRM_PANEL_SITRONIX_ST7703 is not set # CONFIG_DRM_PANEL_SITRONIX_ST7789V is not set # CONFIG_DRM_PANEL_SONY_ACX565AKM is not set # CONFIG_DRM_PANEL_SONY_TD4353_JDI is not set # CONFIG_DRM_PANEL_SONY_TULIP_TRULY_NT35521 is not set # CONFIG_DRM_PANEL_STARTEK_KD070FHFID015 is not set CONFIG_DRM_PANEL_EDP=y # CONFIG_DRM_PANEL_SIMPLE is not set # CONFIG_DRM_PANEL_SUMMIT is not set # CONFIG_DRM_PANEL_SYNAPTICS_R63353 is not set # CONFIG_DRM_PANEL_SYNAPTICS_TDDI is not set # CONFIG_DRM_PANEL_TDO_TL070WSH30 is not set # CONFIG_DRM_PANEL_TPO_TD028TTEC1 is not set # CONFIG_DRM_PANEL_TPO_TD043MTEA1 is not set # CONFIG_DRM_PANEL_TPO_TPG110 is not set # CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA is not set # CONFIG_DRM_PANEL_VISIONOX_G2647FB105 is not set # CONFIG_DRM_PANEL_VISIONOX_R66451 is not set # CONFIG_DRM_PANEL_VISIONOX_RM69299 is not set # CONFIG_DRM_PANEL_VISIONOX_RM692E5 is not set # CONFIG_DRM_PANEL_VISIONOX_VTDR6130 is not set # CONFIG_DRM_PANEL_WIDECHIPS_WS2401 is not set # CONFIG_DRM_PANEL_XINPENG_XPP055C272 is not set # end of Display Panels # CONFIG_DRM_QXL is not set # CONFIG_DRM_RADEON is not set # CONFIG_DRM_ST7571 is not set # CONFIG_DRM_ST7586 is not set # CONFIG_DRM_ST7735R is not set # CONFIG_DRM_ST7920 is not set # CONFIG_DRM_SSD130X is not set # # Drivers for system framebuffers # CONFIG_DRM_SYSFB_HELPER=y CONFIG_DRM_SIMPLEDRM=y # CONFIG_DRM_VESADRM is not set # end of Drivers for system framebuffers # CONFIG_DRM_APPLETBDRM is not set # CONFIG_DRM_ARCPGU is not set CONFIG_DRM_BOCHS=y CONFIG_DRM_CIRRUS_QEMU=y CONFIG_DRM_GM12U320=y # CONFIG_DRM_PANEL_MIPI_DBI is not set # CONFIG_DRM_PIXPAPER is not set # CONFIG_TINYDRM_HX8357D is not set # CONFIG_TINYDRM_ILI9163 is not set # CONFIG_TINYDRM_ILI9225 is not set # CONFIG_TINYDRM_ILI9341 is not set # CONFIG_TINYDRM_ILI9486 is not set # CONFIG_TINYDRM_MI0283QT is not set # CONFIG_TINYDRM_REPAPER is not set # CONFIG_TINYDRM_SHARP_MEMORY is not set CONFIG_DRM_UDL=y # CONFIG_DRM_VBOXVIDEO is not set CONFIG_DRM_VGEM=y CONFIG_DRM_VIRTIO_GPU=y CONFIG_DRM_VIRTIO_GPU_KMS=y CONFIG_DRM_VKMS=y CONFIG_DRM_VMWGFX=y # CONFIG_DRM_VMWGFX_MKSSTATS is not set # CONFIG_DRM_XE is not set CONFIG_DRM_PANEL_ORIENTATION_QUIRKS=y # # Frame buffer Devices # CONFIG_FB=y # CONFIG_FB_CIRRUS is not set # CONFIG_FB_PM2 is not set # CONFIG_FB_CYBER2000 is not set # CONFIG_FB_ARC is not set # CONFIG_FB_ASILIANT is not set # CONFIG_FB_IMSTT is not set CONFIG_FB_VGA16=y # CONFIG_FB_UVESA is not set CONFIG_FB_VESA=y # CONFIG_FB_N411 is not set # CONFIG_FB_HGA is not set # CONFIG_FB_OPENCORES is not set # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_NVIDIA is not set # CONFIG_FB_RIVA is not set # CONFIG_FB_I740 is not set # CONFIG_FB_MATROX is not set # CONFIG_FB_RADEON is not set # CONFIG_FB_ATY128 is not set # CONFIG_FB_ATY is not set # CONFIG_FB_S3 is not set # CONFIG_FB_SAVAGE is not set # CONFIG_FB_SIS is not set # CONFIG_FB_VIA is not set # CONFIG_FB_NEOMAGIC is not set # CONFIG_FB_KYRO is not set # CONFIG_FB_3DFX is not set # CONFIG_FB_VOODOO1 is not set # CONFIG_FB_VT8623 is not set # CONFIG_FB_TRIDENT is not set # CONFIG_FB_ARK is not set # CONFIG_FB_PM3 is not set # CONFIG_FB_CARMINE is not set # CONFIG_FB_SMSCUFX is not set # CONFIG_FB_UDL is not set # CONFIG_FB_IBM_GXT4500 is not set CONFIG_FB_VIRTUAL=y # CONFIG_FB_METRONOME is not set # CONFIG_FB_MB862XX is not set # CONFIG_FB_SSD1307 is not set # CONFIG_FB_SM712 is not set CONFIG_FB_CORE=y CONFIG_FB_NOTIFY=y CONFIG_FB_DEVICE=y CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y CONFIG_FB_SYS_FILLRECT=y CONFIG_FB_SYS_COPYAREA=y CONFIG_FB_SYS_IMAGEBLIT=y # CONFIG_FB_FOREIGN_ENDIAN is not set CONFIG_FB_SYSMEM_FOPS=y CONFIG_FB_DEFERRED_IO=y CONFIG_FB_IOMEM_FOPS=y CONFIG_FB_IOMEM_HELPERS=y CONFIG_FB_SYSMEM_HELPERS=y CONFIG_FB_SYSMEM_HELPERS_DEFERRED=y CONFIG_FB_TILEBLITTING=y # end of Frame buffer Devices # # Backlight & LCD device support # CONFIG_LCD_CLASS_DEVICE=y # CONFIG_LCD_L4F00242T03 is not set # CONFIG_LCD_LMS283GF05 is not set # CONFIG_LCD_LTV350QV is not set # CONFIG_LCD_ILI922X is not set # CONFIG_LCD_ILI9320 is not set # CONFIG_LCD_TDO24M is not set # CONFIG_LCD_VGG2432A4 is not set # CONFIG_LCD_PLATFORM is not set # CONFIG_LCD_AMS369FG06 is not set # CONFIG_LCD_LMS501KF03 is not set # CONFIG_LCD_HX8357 is not set # CONFIG_LCD_OTM3225A is not set CONFIG_BACKLIGHT_CLASS_DEVICE=y # CONFIG_BACKLIGHT_AW99706 is not set # CONFIG_BACKLIGHT_KTD253 is not set # CONFIG_BACKLIGHT_KTD2801 is not set # CONFIG_BACKLIGHT_KTZ8866 is not set # CONFIG_BACKLIGHT_MT6370 is not set # CONFIG_BACKLIGHT_APPLE is not set # CONFIG_BACKLIGHT_QCOM_WLED is not set # CONFIG_BACKLIGHT_SAHARA is not set # CONFIG_BACKLIGHT_ADP8860 is not set # CONFIG_BACKLIGHT_ADP8870 is not set # CONFIG_BACKLIGHT_LM3509 is not set # CONFIG_BACKLIGHT_LM3639 is not set # CONFIG_BACKLIGHT_PANDORA is not set # CONFIG_BACKLIGHT_GPIO is not set # CONFIG_BACKLIGHT_LV5207LP is not set # CONFIG_BACKLIGHT_BD6107 is not set # CONFIG_BACKLIGHT_ARCXCNN is not set # CONFIG_BACKLIGHT_LED is not set # end of Backlight & LCD device support CONFIG_VGASTATE=y CONFIG_VIDEOMODE_HELPERS=y CONFIG_HDMI=y # CONFIG_FIRMWARE_EDID is not set # # Console display driver support # CONFIG_VGA_CONSOLE=y CONFIG_DUMMY_CONSOLE=y CONFIG_DUMMY_CONSOLE_COLUMNS=80 CONFIG_DUMMY_CONSOLE_ROWS=25 CONFIG_FRAMEBUFFER_CONSOLE=y # CONFIG_FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION is not set CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y # CONFIG_FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER is not set # end of Console display driver support CONFIG_LOGO=y CONFIG_LOGO_LINUX_MONO=y CONFIG_LOGO_LINUX_MONO_FILE="drivers/video/logo/logo_linux_mono.pbm" CONFIG_LOGO_LINUX_VGA16=y CONFIG_LOGO_LINUX_VGA16_FILE="drivers/video/logo/logo_linux_vga16.ppm" # CONFIG_LOGO_LINUX_CLUT224 is not set # CONFIG_TRACE_GPU_MEM is not set # end of Graphics support # CONFIG_DRM_ACCEL is not set CONFIG_SOUND=y CONFIG_SOUND_OSS_CORE=y CONFIG_SOUND_OSS_CORE_PRECLAIM=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=y CONFIG_SND_HWDEP=y CONFIG_SND_SEQ_DEVICE=y CONFIG_SND_RAWMIDI=y CONFIG_SND_UMP=y CONFIG_SND_UMP_LEGACY_RAWMIDI=y CONFIG_SND_JACK=y CONFIG_SND_JACK_INPUT_DEV=y CONFIG_SND_OSSEMUL=y CONFIG_SND_MIXER_OSS=y CONFIG_SND_PCM_OSS=y CONFIG_SND_PCM_OSS_PLUGINS=y CONFIG_SND_PCM_TIMER=y CONFIG_SND_HRTIMER=y # CONFIG_SND_DYNAMIC_MINORS is not set # CONFIG_SND_SUPPORT_OLD_API is not set CONFIG_SND_PROC_FS=y CONFIG_SND_VERBOSE_PROCFS=y CONFIG_SND_CTL_FAST_LOOKUP=y CONFIG_SND_DEBUG=y # CONFIG_SND_DEBUG_VERBOSE is not set CONFIG_SND_PCM_XRUN_DEBUG=y # CONFIG_SND_CTL_INPUT_VALIDATION is not set # CONFIG_SND_CTL_DEBUG is not set # CONFIG_SND_JACK_INJECTION_DEBUG is not set # CONFIG_SND_UTIMER is not set CONFIG_SND_VMASTER=y CONFIG_SND_DMA_SGBUF=y CONFIG_SND_CTL_LED=y CONFIG_SND_SEQUENCER=y CONFIG_SND_SEQ_DUMMY=y CONFIG_SND_SEQUENCER_OSS=y CONFIG_SND_SEQ_HRTIMER_DEFAULT=y CONFIG_SND_SEQ_MIDI_EVENT=y CONFIG_SND_SEQ_MIDI=y CONFIG_SND_SEQ_VIRMIDI=y # CONFIG_SND_SEQ_UMP is not set CONFIG_SND_DRIVERS=y # CONFIG_SND_PCSP is not set CONFIG_SND_DUMMY=y CONFIG_SND_ALOOP=y # CONFIG_SND_PCMTEST is not set CONFIG_SND_VIRMIDI=y # CONFIG_SND_MTPAV is not set # CONFIG_SND_MTS64 is not set # CONFIG_SND_SERIAL_U16550 is not set # CONFIG_SND_SERIAL_GENERIC is not set # CONFIG_SND_MPU401 is not set # CONFIG_SND_PORTMAN2X4 is not set CONFIG_SND_PCI=y # CONFIG_SND_AD1889 is not set # CONFIG_SND_ALS300 is not set # CONFIG_SND_ALS4000 is not set # CONFIG_SND_ALI5451 is not set # CONFIG_SND_ASIHPI is not set # CONFIG_SND_ATIIXP is not set # CONFIG_SND_ATIIXP_MODEM is not set # CONFIG_SND_AU8810 is not set # CONFIG_SND_AU8820 is not set # CONFIG_SND_AU8830 is not set # CONFIG_SND_AW2 is not set # CONFIG_SND_AZT3328 is not set # CONFIG_SND_BT87X is not set # CONFIG_SND_CA0106 is not set # CONFIG_SND_CMIPCI is not set # CONFIG_SND_OXYGEN is not set # CONFIG_SND_CS4281 is not set # CONFIG_SND_CS46XX is not set # CONFIG_SND_CTXFI is not set # CONFIG_SND_DARLA20 is not set # CONFIG_SND_GINA20 is not set # CONFIG_SND_LAYLA20 is not set # CONFIG_SND_DARLA24 is not set # CONFIG_SND_GINA24 is not set # CONFIG_SND_LAYLA24 is not set # CONFIG_SND_MONA is not set # CONFIG_SND_MIA is not set # CONFIG_SND_ECHO3G is not set # CONFIG_SND_INDIGO is not set # CONFIG_SND_INDIGOIO is not set # CONFIG_SND_INDIGODJ is not set # CONFIG_SND_INDIGOIOX is not set # CONFIG_SND_INDIGODJX is not set # CONFIG_SND_EMU10K1 is not set # CONFIG_SND_EMU10K1X is not set # CONFIG_SND_ENS1370 is not set # CONFIG_SND_ENS1371 is not set # CONFIG_SND_ES1938 is not set # CONFIG_SND_ES1968 is not set # CONFIG_SND_FM801 is not set # CONFIG_SND_HDSP is not set # CONFIG_SND_HDSPM is not set # CONFIG_SND_ICE1712 is not set # CONFIG_SND_ICE1724 is not set # CONFIG_SND_INTEL8X0 is not set # CONFIG_SND_INTEL8X0M is not set # CONFIG_SND_KORG1212 is not set # CONFIG_SND_LOLA is not set # CONFIG_SND_LX6464ES is not set # CONFIG_SND_MAESTRO3 is not set # CONFIG_SND_MIXART is not set # CONFIG_SND_NM256 is not set # CONFIG_SND_PCXHR is not set # CONFIG_SND_RIPTIDE is not set # CONFIG_SND_RME32 is not set # CONFIG_SND_RME96 is not set # CONFIG_SND_RME9652 is not set # CONFIG_SND_SE6X is not set # CONFIG_SND_SONICVIBES is not set # CONFIG_SND_TRIDENT is not set # CONFIG_SND_VIA82XX is not set # CONFIG_SND_VIA82XX_MODEM is not set # CONFIG_SND_VIRTUOSO is not set # CONFIG_SND_VX222 is not set # CONFIG_SND_YMFPCI is not set # # HD-Audio # CONFIG_SND_HDA=y CONFIG_SND_HDA_HWDEP=y CONFIG_SND_HDA_RECONFIG=y CONFIG_SND_HDA_INPUT_BEEP=y CONFIG_SND_HDA_INPUT_BEEP_MODE=1 CONFIG_SND_HDA_PATCH_LOADER=y CONFIG_SND_HDA_POWER_SAVE_DEFAULT=0 # CONFIG_SND_HDA_CTL_DEV_ID is not set CONFIG_SND_HDA_PREALLOC_SIZE=0 CONFIG_SND_HDA_INTEL=y # CONFIG_SND_HDA_ACPI is not set CONFIG_SND_HDA_GENERIC_LEDS=y CONFIG_SND_HDA_CODEC_ANALOG=y CONFIG_SND_HDA_CODEC_SIGMATEL=y CONFIG_SND_HDA_CODEC_VIA=y CONFIG_SND_HDA_CODEC_CONEXANT=y # CONFIG_SND_HDA_CODEC_SENARYTECH is not set CONFIG_SND_HDA_CODEC_CA0110=y CONFIG_SND_HDA_CODEC_CA0132=y # CONFIG_SND_HDA_CODEC_CA0132_DSP is not set CONFIG_SND_HDA_CODEC_CMEDIA=y # CONFIG_SND_HDA_CODEC_CM9825 is not set CONFIG_SND_HDA_CODEC_SI3054=y CONFIG_SND_HDA_GENERIC=y CONFIG_SND_HDA_CODEC_REALTEK=y # CONFIG_SND_HDA_CODEC_ALC260 is not set # CONFIG_SND_HDA_CODEC_ALC262 is not set # CONFIG_SND_HDA_CODEC_ALC268 is not set # CONFIG_SND_HDA_CODEC_ALC269 is not set # CONFIG_SND_HDA_CODEC_ALC662 is not set # CONFIG_SND_HDA_CODEC_ALC680 is not set # CONFIG_SND_HDA_CODEC_ALC861 is not set # CONFIG_SND_HDA_CODEC_ALC861VD is not set # CONFIG_SND_HDA_CODEC_ALC880 is not set # CONFIG_SND_HDA_CODEC_ALC882 is not set CONFIG_SND_HDA_CODEC_CIRRUS=y # CONFIG_SND_HDA_CODEC_CS420X is not set # CONFIG_SND_HDA_CODEC_CS421X is not set # CONFIG_SND_HDA_CODEC_CS8409 is not set CONFIG_SND_HDA_CODEC_HDMI=y # CONFIG_SND_HDA_CODEC_HDMI_GENERIC is not set # CONFIG_SND_HDA_CODEC_HDMI_SIMPLE is not set # CONFIG_SND_HDA_CODEC_HDMI_INTEL is not set # CONFIG_SND_HDA_CODEC_HDMI_ATI is not set # CONFIG_SND_HDA_CODEC_HDMI_NVIDIA is not set # CONFIG_SND_HDA_CODEC_HDMI_NVIDIA_MCP is not set # CONFIG_SND_HDA_CODEC_HDMI_TEGRA is not set # CONFIG_SND_HDA_SCODEC_CS35L56_I2C is not set # CONFIG_SND_HDA_SCODEC_CS35L56_SPI is not set CONFIG_SND_HDA_CORE=y CONFIG_SND_HDA_COMPONENT=y CONFIG_SND_HDA_I915=y CONFIG_SND_INTEL_NHLT=y CONFIG_SND_INTEL_DSP_CONFIG=y CONFIG_SND_INTEL_SOUNDWIRE_ACPI=y # end of HD-Audio # CONFIG_SND_SPI is not set CONFIG_SND_USB=y CONFIG_SND_USB_AUDIO=y CONFIG_SND_USB_AUDIO_MIDI_V2=y CONFIG_SND_USB_AUDIO_USE_MEDIA_CONTROLLER=y CONFIG_SND_USB_UA101=y CONFIG_SND_USB_USX2Y=y CONFIG_SND_USB_CAIAQ=y CONFIG_SND_USB_CAIAQ_INPUT=y CONFIG_SND_USB_US122L=y # CONFIG_SND_USB_US144MKII is not set CONFIG_SND_USB_6FIRE=y CONFIG_SND_USB_HIFACE=y CONFIG_SND_BCD2000=y CONFIG_SND_USB_LINE6=y CONFIG_SND_USB_POD=y CONFIG_SND_USB_PODHD=y CONFIG_SND_USB_TONEPORT=y CONFIG_SND_USB_VARIAX=y # CONFIG_SND_FIREWIRE is not set CONFIG_SND_PCMCIA=y # CONFIG_SND_VXPOCKET is not set # CONFIG_SND_PDAUDIOCF is not set CONFIG_SND_SOC=y # CONFIG_SND_SOC_USB is not set # # Analog Devices # # CONFIG_SND_SOC_ADI_AXI_I2S is not set # CONFIG_SND_SOC_ADI_AXI_SPDIF is not set # end of Analog Devices # # AMD # # CONFIG_SND_SOC_AMD_ACP is not set # CONFIG_SND_SOC_AMD_ACP3x is not set # CONFIG_SND_SOC_AMD_RENOIR is not set # CONFIG_SND_SOC_AMD_ACP5x is not set # CONFIG_SND_SOC_AMD_ACP6x is not set # CONFIG_SND_AMD_ACP_CONFIG is not set # CONFIG_SND_SOC_AMD_ACP_COMMON is not set # end of AMD # # Apple # # end of Apple # # Atmel # # CONFIG_SND_SOC_MIKROE_PROTO is not set # end of Atmel # # Au1x # # end of Au1x # # Broadcom # # CONFIG_SND_BCM63XX_I2S_WHISTLER is not set # end of Broadcom # # Cirrus Logic # # end of Cirrus Logic # # DesignWare # # CONFIG_SND_DESIGNWARE_I2S is not set # end of DesignWare # # Freescale # # # Common SoC Audio options for Freescale CPUs: # # CONFIG_SND_SOC_FSL_ASRC is not set # CONFIG_SND_SOC_FSL_SAI is not set # CONFIG_SND_SOC_FSL_AUDMIX is not set # CONFIG_SND_SOC_FSL_SSI is not set # CONFIG_SND_SOC_FSL_SPDIF is not set # CONFIG_SND_SOC_FSL_ESAI is not set # CONFIG_SND_SOC_FSL_MICFIL is not set # CONFIG_SND_SOC_FSL_XCVR is not set # CONFIG_SND_SOC_IMX_AUDMUX is not set # end of Freescale # # Google # # CONFIG_SND_SOC_CHV3_I2S is not set # end of Google # # Hisilicon # # CONFIG_SND_I2S_HI6210_I2S is not set # end of Hisilicon # # JZ4740 # # end of JZ4740 # # Kirkwood # # end of Kirkwood # # Loongson # # end of Loongson # # Intel # # CONFIG_SND_SOC_INTEL_SST_TOPLEVEL is not set # CONFIG_SND_SOC_INTEL_AVS is not set # end of Intel # # Mediatek # # CONFIG_SND_SOC_MTK_BTCVSD is not set # end of Mediatek # # PXA # # end of PXA # # SoundWire (SDCA) # CONFIG_SND_SOC_SDCA_OPTIONAL=y # end of SoundWire (SDCA) # # ST SPEAr # # end of ST SPEAr # # Spreadtrum # # end of Spreadtrum # # STMicroelectronics STM32 # # end of STMicroelectronics STM32 # # Tegra # # end of Tegra # # Xilinx # # CONFIG_SND_SOC_XILINX_I2S is not set # CONFIG_SND_SOC_XILINX_AUDIO_FORMATTER is not set # CONFIG_SND_SOC_XILINX_SPDIF is not set # end of Xilinx # # Xtensa # # CONFIG_SND_SOC_XTFPGA_I2S is not set # end of Xtensa # CONFIG_SND_SOC_SOF_TOPLEVEL is not set CONFIG_SND_SOC_I2C_AND_SPI=y # # CODEC drivers # # CONFIG_SND_SOC_AC97_CODEC is not set # CONFIG_SND_SOC_ADAU1372_I2C is not set # CONFIG_SND_SOC_ADAU1372_SPI is not set # CONFIG_SND_SOC_ADAU1373 is not set # CONFIG_SND_SOC_ADAU1701 is not set # CONFIG_SND_SOC_ADAU1761_I2C is not set # CONFIG_SND_SOC_ADAU1761_SPI is not set # CONFIG_SND_SOC_ADAU7002 is not set # CONFIG_SND_SOC_ADAU7118_HW is not set # CONFIG_SND_SOC_ADAU7118_I2C is not set # CONFIG_SND_SOC_AK4104 is not set # CONFIG_SND_SOC_AK4118 is not set # CONFIG_SND_SOC_AK4375 is not set # CONFIG_SND_SOC_AK4458 is not set # CONFIG_SND_SOC_AK4554 is not set # CONFIG_SND_SOC_AK4613 is not set # CONFIG_SND_SOC_AK4619 is not set # CONFIG_SND_SOC_AK4642 is not set # CONFIG_SND_SOC_AK5386 is not set # CONFIG_SND_SOC_AK5558 is not set # CONFIG_SND_SOC_ALC5623 is not set # CONFIG_SND_SOC_AUDIO_IIO_AUX is not set # CONFIG_SND_SOC_AW8738 is not set # CONFIG_SND_SOC_AW88395 is not set # CONFIG_SND_SOC_AW88166 is not set # CONFIG_SND_SOC_AW88261 is not set # CONFIG_SND_SOC_AW88081 is not set # CONFIG_SND_SOC_AW87390 is not set # CONFIG_SND_SOC_AW88399 is not set # CONFIG_SND_SOC_BD28623 is not set # CONFIG_SND_SOC_BT_SCO is not set # CONFIG_SND_SOC_CHV3_CODEC is not set # CONFIG_SND_SOC_CS35L32 is not set # CONFIG_SND_SOC_CS35L33 is not set # CONFIG_SND_SOC_CS35L34 is not set # CONFIG_SND_SOC_CS35L35 is not set # CONFIG_SND_SOC_CS35L36 is not set # CONFIG_SND_SOC_CS35L41_SPI is not set # CONFIG_SND_SOC_CS35L41_I2C is not set # CONFIG_SND_SOC_CS35L45_SPI is not set # CONFIG_SND_SOC_CS35L45_I2C is not set # CONFIG_SND_SOC_CS35L56_I2C is not set # CONFIG_SND_SOC_CS35L56_SPI is not set # CONFIG_SND_SOC_CS35L56_SDW is not set # CONFIG_SND_SOC_CS42L42 is not set # CONFIG_SND_SOC_CS42L42_SDW is not set # CONFIG_SND_SOC_CS42L51_I2C is not set # CONFIG_SND_SOC_CS42L52 is not set # CONFIG_SND_SOC_CS42L56 is not set # CONFIG_SND_SOC_CS42L73 is not set # CONFIG_SND_SOC_CS42L83 is not set # CONFIG_SND_SOC_CS42L84 is not set # CONFIG_SND_SOC_CS4234 is not set # CONFIG_SND_SOC_CS4265 is not set # CONFIG_SND_SOC_CS4270 is not set # CONFIG_SND_SOC_CS4271_I2C is not set # CONFIG_SND_SOC_CS4271_SPI is not set # CONFIG_SND_SOC_CS42XX8_I2C is not set # CONFIG_SND_SOC_CS43130 is not set # CONFIG_SND_SOC_CS4341 is not set # CONFIG_SND_SOC_CS4349 is not set # CONFIG_SND_SOC_CS48L32 is not set # CONFIG_SND_SOC_CS53L30 is not set # CONFIG_SND_SOC_CS530X_I2C is not set # CONFIG_SND_SOC_CS530X_SPI is not set # CONFIG_SND_SOC_CX2072X is not set # CONFIG_SND_SOC_DA7213 is not set # CONFIG_SND_SOC_DMIC is not set # CONFIG_SND_SOC_ES7134 is not set # CONFIG_SND_SOC_ES7241 is not set # CONFIG_SND_SOC_ES8311 is not set # CONFIG_SND_SOC_ES8316 is not set # CONFIG_SND_SOC_ES8323 is not set # CONFIG_SND_SOC_ES8326 is not set # CONFIG_SND_SOC_ES8328_I2C is not set # CONFIG_SND_SOC_ES8328_SPI is not set # CONFIG_SND_SOC_ES8375 is not set # CONFIG_SND_SOC_ES8389 is not set # CONFIG_SND_SOC_FS210X is not set # CONFIG_SND_SOC_GTM601 is not set # CONFIG_SND_SOC_HDA is not set # CONFIG_SND_SOC_ICS43432 is not set # CONFIG_SND_SOC_IDT821034 is not set # CONFIG_SND_SOC_MAX98088 is not set # CONFIG_SND_SOC_MAX98090 is not set # CONFIG_SND_SOC_MAX98357A is not set # CONFIG_SND_SOC_MAX98504 is not set # CONFIG_SND_SOC_MAX9867 is not set # CONFIG_SND_SOC_MAX98927 is not set # CONFIG_SND_SOC_MAX98520 is not set # CONFIG_SND_SOC_MAX98363 is not set # CONFIG_SND_SOC_MAX98373_I2C is not set # CONFIG_SND_SOC_MAX98373_SDW is not set # CONFIG_SND_SOC_MAX98388 is not set # CONFIG_SND_SOC_MAX98390 is not set # CONFIG_SND_SOC_MAX98396 is not set # CONFIG_SND_SOC_MAX9860 is not set # CONFIG_SND_SOC_MSM8916_WCD_DIGITAL is not set # CONFIG_SND_SOC_PCM1681 is not set # CONFIG_SND_SOC_PCM1754 is not set # CONFIG_SND_SOC_PCM1789_I2C is not set # CONFIG_SND_SOC_PCM179X_I2C is not set # CONFIG_SND_SOC_PCM179X_SPI is not set # CONFIG_SND_SOC_PCM186X_I2C is not set # CONFIG_SND_SOC_PCM186X_SPI is not set # CONFIG_SND_SOC_PCM3060_I2C is not set # CONFIG_SND_SOC_PCM3060_SPI is not set # CONFIG_SND_SOC_PCM3168A_I2C is not set # CONFIG_SND_SOC_PCM3168A_SPI is not set # CONFIG_SND_SOC_PCM5102A is not set # CONFIG_SND_SOC_PCM512x_I2C is not set # CONFIG_SND_SOC_PCM512x_SPI is not set # CONFIG_SND_SOC_PCM6240 is not set # CONFIG_SND_SOC_PEB2466 is not set # CONFIG_SND_SOC_PM4125_SDW is not set # CONFIG_SND_SOC_RT1017_SDCA_SDW is not set # CONFIG_SND_SOC_RT1308_SDW is not set # CONFIG_SND_SOC_RT1316_SDW is not set # CONFIG_SND_SOC_RT1318_SDW is not set # CONFIG_SND_SOC_RT1320_SDW is not set # CONFIG_SND_SOC_RT5575 is not set # CONFIG_SND_SOC_RT5616 is not set # CONFIG_SND_SOC_RT5631 is not set # CONFIG_SND_SOC_RT5640 is not set # CONFIG_SND_SOC_RT5659 is not set # CONFIG_SND_SOC_RT5682_SDW is not set # CONFIG_SND_SOC_RT700_SDW is not set # CONFIG_SND_SOC_RT711_SDW is not set # CONFIG_SND_SOC_RT711_SDCA_SDW is not set # CONFIG_SND_SOC_RT712_SDCA_SDW is not set # CONFIG_SND_SOC_RT712_SDCA_DMIC_SDW is not set # CONFIG_SND_SOC_RT721_SDCA_SDW is not set # CONFIG_SND_SOC_RT722_SDCA_SDW is not set # CONFIG_SND_SOC_RT715_SDW is not set # CONFIG_SND_SOC_RT715_SDCA_SDW is not set # CONFIG_SND_SOC_RT9120 is not set # CONFIG_SND_SOC_RT9123 is not set # CONFIG_SND_SOC_RT9123P is not set # CONFIG_SND_SOC_RTQ9124 is not set # CONFIG_SND_SOC_RTQ9128 is not set # CONFIG_SND_SOC_SDW_MOCKUP is not set # CONFIG_SND_SOC_SGTL5000 is not set # CONFIG_SND_SOC_SIMPLE_AMPLIFIER is not set # CONFIG_SND_SOC_SIMPLE_MUX is not set # CONFIG_SND_SOC_SMA1303 is not set # CONFIG_SND_SOC_SMA1307 is not set # CONFIG_SND_SOC_SPDIF is not set # CONFIG_SND_SOC_SRC4XXX_I2C is not set # CONFIG_SND_SOC_SSM2305 is not set # CONFIG_SND_SOC_SSM2518 is not set # CONFIG_SND_SOC_SSM2602_SPI is not set # CONFIG_SND_SOC_SSM2602_I2C is not set # CONFIG_SND_SOC_SSM3515 is not set # CONFIG_SND_SOC_SSM4567 is not set # CONFIG_SND_SOC_STA32X is not set # CONFIG_SND_SOC_STA350 is not set # CONFIG_SND_SOC_STI_SAS is not set # CONFIG_SND_SOC_TAS2552 is not set # CONFIG_SND_SOC_TAS2562 is not set # CONFIG_SND_SOC_TAS2764 is not set # CONFIG_SND_SOC_TAS2770 is not set # CONFIG_SND_SOC_TAS2780 is not set # CONFIG_SND_SOC_TAS2781_I2C is not set # CONFIG_SND_SOC_TAS5086 is not set # CONFIG_SND_SOC_TAS571X is not set # CONFIG_SND_SOC_TAS5720 is not set # CONFIG_SND_SOC_TAS5805M is not set # CONFIG_SND_SOC_TAS6424 is not set # CONFIG_SND_SOC_TDA7419 is not set # CONFIG_SND_SOC_TFA9879 is not set # CONFIG_SND_SOC_TFA989X is not set # CONFIG_SND_SOC_TLV320ADC3XXX is not set # CONFIG_SND_SOC_TLV320AIC23_I2C is not set # CONFIG_SND_SOC_TLV320AIC23_SPI is not set # CONFIG_SND_SOC_TLV320AIC31XX is not set # CONFIG_SND_SOC_TLV320AIC32X4_I2C is not set # CONFIG_SND_SOC_TLV320AIC32X4_SPI is not set # CONFIG_SND_SOC_TLV320AIC3X_I2C is not set # CONFIG_SND_SOC_TLV320AIC3X_SPI is not set # CONFIG_SND_SOC_TLV320ADCX140 is not set # CONFIG_SND_SOC_TS3A227E is not set # CONFIG_SND_SOC_TSCS42XX is not set # CONFIG_SND_SOC_TSCS454 is not set # CONFIG_SND_SOC_UDA1334 is not set # CONFIG_SND_SOC_UDA1342 is not set # CONFIG_SND_SOC_WCD937X_SDW is not set # CONFIG_SND_SOC_WCD938X_SDW is not set # CONFIG_SND_SOC_WCD939X_SDW is not set # CONFIG_SND_SOC_WM8510 is not set # CONFIG_SND_SOC_WM8523 is not set # CONFIG_SND_SOC_WM8524 is not set # CONFIG_SND_SOC_WM8580 is not set # CONFIG_SND_SOC_WM8711 is not set # CONFIG_SND_SOC_WM8728 is not set # CONFIG_SND_SOC_WM8731_I2C is not set # CONFIG_SND_SOC_WM8731_SPI is not set # CONFIG_SND_SOC_WM8737 is not set # CONFIG_SND_SOC_WM8741 is not set # CONFIG_SND_SOC_WM8750 is not set # CONFIG_SND_SOC_WM8753 is not set # CONFIG_SND_SOC_WM8770 is not set # CONFIG_SND_SOC_WM8776 is not set # CONFIG_SND_SOC_WM8782 is not set # CONFIG_SND_SOC_WM8804_I2C is not set # CONFIG_SND_SOC_WM8804_SPI is not set # CONFIG_SND_SOC_WM8903 is not set # CONFIG_SND_SOC_WM8904 is not set # CONFIG_SND_SOC_WM8940 is not set # CONFIG_SND_SOC_WM8960 is not set # CONFIG_SND_SOC_WM8961 is not set # CONFIG_SND_SOC_WM8962 is not set # CONFIG_SND_SOC_WM8974 is not set # CONFIG_SND_SOC_WM8978 is not set # CONFIG_SND_SOC_WM8985 is not set # CONFIG_SND_SOC_WSA881X is not set # CONFIG_SND_SOC_WSA883X is not set # CONFIG_SND_SOC_WSA884X is not set # CONFIG_SND_SOC_ZL38060 is not set # CONFIG_SND_SOC_MAX9759 is not set # CONFIG_SND_SOC_MT6351 is not set # CONFIG_SND_SOC_MT6357 is not set # CONFIG_SND_SOC_MT6358 is not set # CONFIG_SND_SOC_MT6660 is not set # CONFIG_SND_SOC_NAU8315 is not set # CONFIG_SND_SOC_NAU8325 is not set # CONFIG_SND_SOC_NAU8540 is not set # CONFIG_SND_SOC_NAU8810 is not set # CONFIG_SND_SOC_NAU8821 is not set # CONFIG_SND_SOC_NAU8822 is not set # CONFIG_SND_SOC_NAU8824 is not set # CONFIG_SND_SOC_NTP8918 is not set # CONFIG_SND_SOC_NTP8835 is not set # CONFIG_SND_SOC_TPA6130A2 is not set # CONFIG_SND_SOC_LPASS_WSA_MACRO is not set # CONFIG_SND_SOC_LPASS_VA_MACRO is not set # CONFIG_SND_SOC_LPASS_RX_MACRO is not set # CONFIG_SND_SOC_LPASS_TX_MACRO is not set # end of CODEC drivers # # Generic drivers # # CONFIG_SND_SIMPLE_CARD is not set # CONFIG_SND_AUDIO_GRAPH_CARD is not set # CONFIG_SND_AUDIO_GRAPH_CARD2 is not set # CONFIG_SND_TEST_COMPONENT is not set # end of Generic drivers CONFIG_SND_X86=y # CONFIG_HDMI_LPE_AUDIO is not set CONFIG_SND_VIRTIO=y CONFIG_HID_SUPPORT=y CONFIG_HID=y CONFIG_HID_BATTERY_STRENGTH=y CONFIG_HIDRAW=y CONFIG_UHID=y CONFIG_HID_GENERIC=y CONFIG_HID_HAPTIC=y # # Special HID drivers # CONFIG_HID_A4TECH=y CONFIG_HID_ACCUTOUCH=y CONFIG_HID_ACRUX=y CONFIG_HID_ACRUX_FF=y CONFIG_HID_APPLE=y CONFIG_HID_APPLEIR=y # CONFIG_HID_APPLETB_BL is not set # CONFIG_HID_APPLETB_KBD is not set CONFIG_HID_ASUS=y CONFIG_HID_AUREAL=y CONFIG_HID_BELKIN=y CONFIG_HID_BETOP_FF=y CONFIG_HID_BIGBEN_FF=y CONFIG_HID_CHERRY=y CONFIG_HID_CHICONY=y CONFIG_HID_CORSAIR=y CONFIG_HID_COUGAR=y CONFIG_HID_MACALLY=y CONFIG_HID_PRODIKEYS=y CONFIG_HID_CMEDIA=y CONFIG_HID_CP2112=y CONFIG_HID_CREATIVE_SB0540=y CONFIG_HID_CYPRESS=y CONFIG_HID_DRAGONRISE=y CONFIG_DRAGONRISE_FF=y CONFIG_HID_EMS_FF=y CONFIG_HID_ELAN=y CONFIG_HID_ELECOM=y CONFIG_HID_ELO=y CONFIG_HID_EVISION=y CONFIG_HID_EZKEY=y CONFIG_HID_FT260=y CONFIG_HID_GEMBIRD=y CONFIG_HID_GFRM=y CONFIG_HID_GLORIOUS=y CONFIG_HID_HOLTEK=y CONFIG_HOLTEK_FF=y CONFIG_HID_VIVALDI_COMMON=y # CONFIG_HID_GOODIX_SPI is not set CONFIG_HID_GOOGLE_STADIA_FF=y CONFIG_HID_VIVALDI=y CONFIG_HID_GT683R=y CONFIG_HID_KEYTOUCH=y CONFIG_HID_KYE=y # CONFIG_HID_KYSONA is not set CONFIG_HID_UCLOGIC=y CONFIG_HID_WALTOP=y CONFIG_HID_VIEWSONIC=y CONFIG_HID_VRC2=y CONFIG_HID_XIAOMI=y CONFIG_HID_GYRATION=y CONFIG_HID_ICADE=y CONFIG_HID_ITE=y CONFIG_HID_JABRA=y CONFIG_HID_TWINHAN=y CONFIG_HID_KENSINGTON=y CONFIG_HID_LCPOWER=y CONFIG_HID_LED=y CONFIG_HID_LENOVO=y # CONFIG_HID_LENOVO_GO is not set # CONFIG_HID_LENOVO_GO_S is not set CONFIG_HID_LETSKETCH=y CONFIG_HID_LOGITECH=y CONFIG_HID_LOGITECH_DJ=y CONFIG_HID_LOGITECH_HIDPP=y CONFIG_LOGITECH_FF=y CONFIG_LOGIRUMBLEPAD2_FF=y CONFIG_LOGIG940_FF=y CONFIG_LOGIWHEELS_FF=y CONFIG_HID_MAGICMOUSE=y CONFIG_HID_MALTRON=y CONFIG_HID_MAYFLASH=y CONFIG_HID_MEGAWORLD_FF=y CONFIG_HID_REDRAGON=y CONFIG_HID_MICROSOFT=y CONFIG_HID_MONTEREY=y CONFIG_HID_MULTITOUCH=y CONFIG_HID_NINTENDO=y CONFIG_NINTENDO_FF=y CONFIG_HID_NTI=y CONFIG_HID_NTRIG=y CONFIG_HID_NVIDIA_SHIELD=y CONFIG_NVIDIA_SHIELD_FF=y CONFIG_HID_ORTEK=y CONFIG_HID_PANTHERLORD=y CONFIG_PANTHERLORD_FF=y CONFIG_HID_PENMOUNT=y CONFIG_HID_PETALYNX=y CONFIG_HID_PICOLCD=y CONFIG_HID_PICOLCD_FB=y CONFIG_HID_PICOLCD_BACKLIGHT=y CONFIG_HID_PICOLCD_LCD=y CONFIG_HID_PICOLCD_LEDS=y CONFIG_HID_PICOLCD_CIR=y CONFIG_HID_PLANTRONICS=y CONFIG_HID_PLAYSTATION=y CONFIG_PLAYSTATION_FF=y CONFIG_HID_PXRC=y # CONFIG_HID_RAPOO is not set CONFIG_HID_RAZER=y CONFIG_HID_PRIMAX=y CONFIG_HID_RETRODE=y CONFIG_HID_ROCCAT=y CONFIG_HID_SAITEK=y CONFIG_HID_SAMSUNG=y CONFIG_HID_SEMITEK=y CONFIG_HID_SIGMAMICRO=y CONFIG_HID_SONY=y CONFIG_SONY_FF=y CONFIG_HID_SPEEDLINK=y CONFIG_HID_STEAM=y CONFIG_STEAM_FF=y CONFIG_HID_STEELSERIES=y CONFIG_HID_SUNPLUS=y CONFIG_HID_RMI=y CONFIG_HID_GREENASIA=y CONFIG_GREENASIA_FF=y CONFIG_HID_SMARTJOYPLUS=y CONFIG_SMARTJOYPLUS_FF=y CONFIG_HID_TIVO=y CONFIG_HID_TOPSEED=y CONFIG_HID_TOPRE=y CONFIG_HID_THINGM=y CONFIG_HID_THRUSTMASTER=y CONFIG_THRUSTMASTER_FF=y CONFIG_HID_UDRAW_PS3=y CONFIG_HID_U2FZERO=y # CONFIG_HID_UNIVERSAL_PIDFF is not set CONFIG_HID_WACOM=y CONFIG_HID_WIIMOTE=y # CONFIG_HID_WINWING is not set CONFIG_HID_XINMO=y CONFIG_HID_ZEROPLUS=y CONFIG_ZEROPLUS_FF=y CONFIG_HID_ZYDACRON=y CONFIG_HID_SENSOR_HUB=y CONFIG_HID_SENSOR_CUSTOM_SENSOR=y CONFIG_HID_ALPS=y CONFIG_HID_MCP2200=y CONFIG_HID_MCP2221=y # end of Special HID drivers # # HID-BPF support # # end of HID-BPF support CONFIG_I2C_HID=y CONFIG_I2C_HID_ACPI=y CONFIG_I2C_HID_OF=y # CONFIG_I2C_HID_OF_ELAN is not set # CONFIG_I2C_HID_OF_GOODIX is not set CONFIG_I2C_HID_CORE=y # # Intel ISH HID support # CONFIG_INTEL_ISH_HID=y CONFIG_INTEL_ISH_FIRMWARE_DOWNLOADER=y # end of Intel ISH HID support # # AMD SFH HID Support # CONFIG_AMD_SFH_HID=y # end of AMD SFH HID Support # # Surface System Aggregator Module HID support # CONFIG_SURFACE_HID=y CONFIG_SURFACE_KBD=y # end of Surface System Aggregator Module HID support CONFIG_SURFACE_HID_CORE=y # # Intel THC HID Support # # CONFIG_INTEL_THC_HID is not set # end of Intel THC HID Support # # USB HID support # CONFIG_USB_HID=y CONFIG_HID_PID=y CONFIG_USB_HIDDEV=y # end of USB HID support CONFIG_USB_OHCI_LITTLE_ENDIAN=y CONFIG_USB_SUPPORT=y CONFIG_USB_COMMON=y CONFIG_USB_LED_TRIG=y CONFIG_USB_ULPI_BUS=y CONFIG_USB_CONN_GPIO=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB=y CONFIG_USB_PCI=y CONFIG_USB_PCI_AMD=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y # # Miscellaneous USB options # CONFIG_USB_DEFAULT_PERSIST=y CONFIG_USB_FEW_INIT_RETRIES=y CONFIG_USB_DYNAMIC_MINORS=y CONFIG_USB_OTG=y # CONFIG_USB_OTG_PRODUCTLIST is not set # CONFIG_USB_OTG_DISABLE_EXTERNAL_HUB is not set CONFIG_USB_OTG_FSM=y CONFIG_USB_LEDS_TRIGGER_USBPORT=y CONFIG_USB_AUTOSUSPEND_DELAY=2 CONFIG_USB_DEFAULT_AUTHORIZATION_MODE=1 CONFIG_USB_MON=y # # USB Host Controller Drivers # CONFIG_USB_C67X00_HCD=y CONFIG_USB_XHCI_HCD=y CONFIG_USB_XHCI_DBGCAP=y CONFIG_USB_XHCI_PCI=y CONFIG_USB_XHCI_PCI_RENESAS=y CONFIG_USB_XHCI_PLATFORM=y # CONFIG_USB_XHCI_SIDEBAND is not set CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_ROOT_HUB_TT=y CONFIG_USB_EHCI_TT_NEWSCHED=y CONFIG_USB_EHCI_PCI=y CONFIG_USB_EHCI_FSL=y CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_OXU210HP_HCD=y CONFIG_USB_ISP116X_HCD=y CONFIG_USB_MAX3421_HCD=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PCI=y # CONFIG_USB_OHCI_HCD_SSB is not set CONFIG_USB_OHCI_HCD_PLATFORM=y CONFIG_USB_UHCI_HCD=y CONFIG_USB_SL811_HCD=y CONFIG_USB_SL811_HCD_ISO=y CONFIG_USB_SL811_CS=y CONFIG_USB_R8A66597_HCD=y CONFIG_USB_HCD_BCMA=y CONFIG_USB_HCD_SSB=y # CONFIG_USB_HCD_TEST_MODE is not set # # USB Device Class drivers # CONFIG_USB_ACM=y CONFIG_USB_PRINTER=y CONFIG_USB_WDM=y CONFIG_USB_TMC=y # # NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; see USB_STORAGE Help for more info # CONFIG_USB_STORAGE=y # CONFIG_USB_STORAGE_DEBUG is not set CONFIG_USB_STORAGE_REALTEK=y CONFIG_REALTEK_AUTOPM=y CONFIG_USB_STORAGE_DATAFAB=y CONFIG_USB_STORAGE_FREECOM=y CONFIG_USB_STORAGE_ISD200=y CONFIG_USB_STORAGE_USBAT=y CONFIG_USB_STORAGE_SDDR09=y CONFIG_USB_STORAGE_SDDR55=y CONFIG_USB_STORAGE_JUMPSHOT=y CONFIG_USB_STORAGE_ALAUDA=y CONFIG_USB_STORAGE_ONETOUCH=y CONFIG_USB_STORAGE_KARMA=y CONFIG_USB_STORAGE_CYPRESS_ATACB=y CONFIG_USB_STORAGE_ENE_UB6250=y CONFIG_USB_UAS=y # # USB Imaging devices # CONFIG_USB_MDC800=y CONFIG_USB_MICROTEK=y CONFIG_USBIP_CORE=y CONFIG_USBIP_VHCI_HCD=y CONFIG_USBIP_VHCI_HC_PORTS=8 CONFIG_USBIP_VHCI_NR_HCS=16 CONFIG_USBIP_HOST=y CONFIG_USBIP_VUDC=y # CONFIG_USBIP_DEBUG is not set # # USB dual-mode controller drivers # CONFIG_USB_CDNS_SUPPORT=y CONFIG_USB_CDNS_HOST=y CONFIG_USB_CDNS3=y CONFIG_USB_CDNS3_GADGET=y CONFIG_USB_CDNS3_HOST=y CONFIG_USB_CDNS3_PCI_WRAP=y CONFIG_USB_CDNSP_PCI=y CONFIG_USB_CDNSP_GADGET=y CONFIG_USB_CDNSP_HOST=y CONFIG_USB_MUSB_HDRC=y # CONFIG_USB_MUSB_HOST is not set # CONFIG_USB_MUSB_GADGET is not set CONFIG_USB_MUSB_DUAL_ROLE=y # # Platform Glue Layer # # # MUSB DMA mode # CONFIG_MUSB_PIO_ONLY=y CONFIG_USB_DWC3=y CONFIG_USB_DWC3_ULPI=y # CONFIG_USB_DWC3_HOST is not set CONFIG_USB_DWC3_GADGET=y # CONFIG_USB_DWC3_DUAL_ROLE is not set # # Platform Glue Driver Support # CONFIG_USB_DWC3_PCI=y CONFIG_USB_DWC3_HAPS=y CONFIG_USB_DWC3_OF_SIMPLE=y CONFIG_USB_DWC3_GENERIC_PLAT=y # CONFIG_USB_DWC3_GOOGLE is not set CONFIG_USB_DWC2=y CONFIG_USB_DWC2_HOST=y # # Gadget/Dual-role mode requires USB Gadget support to be enabled # # CONFIG_USB_DWC2_PERIPHERAL is not set # CONFIG_USB_DWC2_DUAL_ROLE is not set CONFIG_USB_DWC2_PCI=y # CONFIG_USB_DWC2_DEBUG is not set # CONFIG_USB_DWC2_TRACK_MISSED_SOFS is not set CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_UDC=y CONFIG_USB_CHIPIDEA_HOST=y CONFIG_USB_CHIPIDEA_PCI=y CONFIG_USB_CHIPIDEA_MSM=y CONFIG_USB_CHIPIDEA_NPCM=y # CONFIG_USB_CHIPIDEA_IMX is not set CONFIG_USB_CHIPIDEA_GENERIC=y # CONFIG_USB_CHIPIDEA_TEGRA is not set CONFIG_USB_ISP1760=y CONFIG_USB_ISP1760_HCD=y CONFIG_USB_ISP1761_UDC=y # CONFIG_USB_ISP1760_HOST_ROLE is not set # CONFIG_USB_ISP1760_GADGET_ROLE is not set CONFIG_USB_ISP1760_DUAL_ROLE=y # # USB port drivers # CONFIG_USB_SERIAL=y CONFIG_USB_SERIAL_CONSOLE=y CONFIG_USB_SERIAL_GENERIC=y CONFIG_USB_SERIAL_SIMPLE=y CONFIG_USB_SERIAL_AIRCABLE=y CONFIG_USB_SERIAL_ARK3116=y CONFIG_USB_SERIAL_BELKIN=y CONFIG_USB_SERIAL_CH341=y CONFIG_USB_SERIAL_WHITEHEAT=y CONFIG_USB_SERIAL_DIGI_ACCELEPORT=y CONFIG_USB_SERIAL_CP210X=y CONFIG_USB_SERIAL_CYPRESS_M8=y CONFIG_USB_SERIAL_EMPEG=y CONFIG_USB_SERIAL_FTDI_SIO=y CONFIG_USB_SERIAL_VISOR=y CONFIG_USB_SERIAL_IPAQ=y CONFIG_USB_SERIAL_IR=y CONFIG_USB_SERIAL_EDGEPORT=y CONFIG_USB_SERIAL_EDGEPORT_TI=y CONFIG_USB_SERIAL_F81232=y CONFIG_USB_SERIAL_F8153X=y CONFIG_USB_SERIAL_GARMIN=y CONFIG_USB_SERIAL_IPW=y CONFIG_USB_SERIAL_IUU=y CONFIG_USB_SERIAL_KEYSPAN_PDA=y CONFIG_USB_SERIAL_KEYSPAN=y CONFIG_USB_SERIAL_KLSI=y CONFIG_USB_SERIAL_KOBIL_SCT=y CONFIG_USB_SERIAL_MCT_U232=y CONFIG_USB_SERIAL_METRO=y CONFIG_USB_SERIAL_MOS7720=y CONFIG_USB_SERIAL_MOS7715_PARPORT=y CONFIG_USB_SERIAL_MOS7840=y CONFIG_USB_SERIAL_MXUPORT=y CONFIG_USB_SERIAL_NAVMAN=y CONFIG_USB_SERIAL_PL2303=y CONFIG_USB_SERIAL_OTI6858=y CONFIG_USB_SERIAL_QCAUX=y CONFIG_USB_SERIAL_QUALCOMM=y CONFIG_USB_SERIAL_SPCP8X5=y CONFIG_USB_SERIAL_SAFE=y # CONFIG_USB_SERIAL_SAFE_PADDED is not set CONFIG_USB_SERIAL_SIERRAWIRELESS=y CONFIG_USB_SERIAL_SYMBOL=y CONFIG_USB_SERIAL_TI=y CONFIG_USB_SERIAL_CYBERJACK=y CONFIG_USB_SERIAL_WWAN=y CONFIG_USB_SERIAL_OPTION=y CONFIG_USB_SERIAL_OMNINET=y CONFIG_USB_SERIAL_OPTICON=y CONFIG_USB_SERIAL_XSENS_MT=y CONFIG_USB_SERIAL_WISHBONE=y CONFIG_USB_SERIAL_SSU100=y CONFIG_USB_SERIAL_QT2=y CONFIG_USB_SERIAL_UPD78F0730=y CONFIG_USB_SERIAL_XR=y CONFIG_USB_SERIAL_DEBUG=y # # USB Miscellaneous drivers # CONFIG_USB_USS720=y CONFIG_USB_EMI62=y CONFIG_USB_EMI26=y CONFIG_USB_ADUTUX=y CONFIG_USB_SEVSEG=y CONFIG_USB_LEGOTOWER=y CONFIG_USB_LCD=y CONFIG_USB_CYPRESS_CY7C63=y CONFIG_USB_CYTHERM=y CONFIG_USB_IDMOUSE=y CONFIG_USB_APPLEDISPLAY=y CONFIG_APPLE_MFI_FASTCHARGE=y CONFIG_USB_LJCA=y # CONFIG_USB_USBIO is not set CONFIG_USB_SISUSBVGA=y CONFIG_USB_LD=y CONFIG_USB_TRANCEVIBRATOR=y CONFIG_USB_IOWARRIOR=y CONFIG_USB_TEST=y CONFIG_USB_EHSET_TEST_FIXTURE=y CONFIG_USB_ISIGHTFW=y CONFIG_USB_YUREX=y CONFIG_USB_EZUSB_FX2=y CONFIG_USB_HUB_USB251XB=y CONFIG_USB_HSIC_USB3503=y CONFIG_USB_HSIC_USB4604=y CONFIG_USB_LINK_LAYER_TEST=y CONFIG_USB_CHAOSKEY=y # CONFIG_USB_ONBOARD_DEV is not set CONFIG_USB_ATM=y CONFIG_USB_SPEEDTOUCH=y CONFIG_USB_CXACRU=y CONFIG_USB_UEAGLEATM=y CONFIG_USB_XUSBATM=y # # USB Physical Layer drivers # CONFIG_USB_PHY=y CONFIG_NOP_USB_XCEIV=y CONFIG_TAHVO_USB=y CONFIG_TAHVO_USB_HOST_BY_DEFAULT=y CONFIG_USB_ISP1301=y # end of USB Physical Layer drivers CONFIG_USB_GADGET=y # CONFIG_USB_GADGET_DEBUG is not set CONFIG_USB_GADGET_DEBUG_FILES=y CONFIG_USB_GADGET_DEBUG_FS=y CONFIG_USB_GADGET_VBUS_DRAW=2 CONFIG_USB_GADGET_STORAGE_NUM_BUFFERS=2 CONFIG_U_SERIAL_CONSOLE=y # # USB Peripheral Controller # CONFIG_USB_GR_UDC=y CONFIG_USB_R8A66597=y CONFIG_USB_PXA27X=y CONFIG_USB_SNP_CORE=y # CONFIG_USB_SNP_UDC_PLAT is not set # CONFIG_USB_M66592 is not set CONFIG_USB_BDC_UDC=y CONFIG_USB_AMD5536UDC=y CONFIG_USB_NET2280=y CONFIG_USB_GOKU=y CONFIG_USB_EG20T=y # CONFIG_USB_GADGET_XILINX is not set CONFIG_USB_MAX3420_UDC=y CONFIG_USB_CDNS2_UDC=y CONFIG_USB_DUMMY_HCD=y # end of USB Peripheral Controller CONFIG_USB_LIBCOMPOSITE=y CONFIG_USB_F_ACM=y CONFIG_USB_F_SS_LB=y CONFIG_USB_U_SERIAL=y CONFIG_USB_U_ETHER=y CONFIG_USB_U_AUDIO=y CONFIG_USB_F_SERIAL=y CONFIG_USB_F_OBEX=y CONFIG_USB_F_NCM=y CONFIG_USB_F_ECM=y CONFIG_USB_F_PHONET=y CONFIG_USB_F_EEM=y CONFIG_USB_F_SUBSET=y CONFIG_USB_F_RNDIS=y CONFIG_USB_F_MASS_STORAGE=y CONFIG_USB_F_FS=y CONFIG_USB_F_UAC1=y CONFIG_USB_F_UAC1_LEGACY=y CONFIG_USB_F_UAC2=y CONFIG_USB_F_UVC=y CONFIG_USB_F_MIDI=y CONFIG_USB_F_MIDI2=y CONFIG_USB_F_HID=y CONFIG_USB_F_PRINTER=y CONFIG_USB_F_TCM=y CONFIG_USB_CONFIGFS=y CONFIG_USB_CONFIGFS_SERIAL=y CONFIG_USB_CONFIGFS_ACM=y CONFIG_USB_CONFIGFS_OBEX=y CONFIG_USB_CONFIGFS_NCM=y CONFIG_USB_CONFIGFS_ECM=y CONFIG_USB_CONFIGFS_ECM_SUBSET=y CONFIG_USB_CONFIGFS_RNDIS=y CONFIG_USB_CONFIGFS_EEM=y CONFIG_USB_CONFIGFS_PHONET=y CONFIG_USB_CONFIGFS_MASS_STORAGE=y CONFIG_USB_CONFIGFS_F_LB_SS=y CONFIG_USB_CONFIGFS_F_FS=y CONFIG_USB_CONFIGFS_F_UAC1=y CONFIG_USB_CONFIGFS_F_UAC1_LEGACY=y CONFIG_USB_CONFIGFS_F_UAC2=y CONFIG_USB_CONFIGFS_F_MIDI=y CONFIG_USB_CONFIGFS_F_MIDI2=y CONFIG_USB_CONFIGFS_F_HID=y CONFIG_USB_CONFIGFS_F_UVC=y CONFIG_USB_CONFIGFS_F_PRINTER=y CONFIG_USB_CONFIGFS_F_TCM=y # # USB Gadget precomposed configurations # # CONFIG_USB_ZERO is not set # CONFIG_USB_AUDIO is not set # CONFIG_USB_ETH is not set # CONFIG_USB_G_NCM is not set CONFIG_USB_GADGETFS=y # CONFIG_USB_FUNCTIONFS is not set # CONFIG_USB_MASS_STORAGE is not set # CONFIG_USB_GADGET_TARGET is not set # CONFIG_USB_G_SERIAL is not set # CONFIG_USB_MIDI_GADGET is not set # CONFIG_USB_G_PRINTER is not set # CONFIG_USB_CDC_COMPOSITE is not set # CONFIG_USB_G_NOKIA is not set # CONFIG_USB_G_ACM_MS is not set # CONFIG_USB_G_MULTI is not set # CONFIG_USB_G_HID is not set # CONFIG_USB_G_DBGP is not set # CONFIG_USB_G_WEBCAM is not set CONFIG_USB_RAW_GADGET=y # end of USB Gadget precomposed configurations CONFIG_TYPEC=y CONFIG_TYPEC_TCPM=y CONFIG_TYPEC_TCPCI=y CONFIG_TYPEC_RT1711H=y CONFIG_TYPEC_MT6360=y CONFIG_TYPEC_TCPCI_MT6370=y CONFIG_TYPEC_TCPCI_MAXIM=y CONFIG_TYPEC_FUSB302=y CONFIG_TYPEC_WCOVE=y CONFIG_TYPEC_UCSI=y CONFIG_UCSI_CCG=y CONFIG_UCSI_ACPI=y CONFIG_UCSI_STM32G0=y CONFIG_TYPEC_TPS6598X=y CONFIG_TYPEC_ANX7411=y CONFIG_TYPEC_RT1719=y CONFIG_TYPEC_HD3SS3220=y CONFIG_TYPEC_STUSB160X=y CONFIG_TYPEC_WUSB3801=y # # USB Type-C Multiplexer/DeMultiplexer Switch support # CONFIG_TYPEC_MUX_FSA4480=y CONFIG_TYPEC_MUX_GPIO_SBU=y CONFIG_TYPEC_MUX_PI3USB30532=y CONFIG_TYPEC_MUX_INTEL_PMC=y # CONFIG_TYPEC_MUX_IT5205 is not set CONFIG_TYPEC_MUX_NB7VPQ904M=y # CONFIG_TYPEC_MUX_PS883X is not set CONFIG_TYPEC_MUX_PTN36502=y # CONFIG_TYPEC_MUX_TUSB1046 is not set CONFIG_TYPEC_MUX_WCD939X_USBSS=y # end of USB Type-C Multiplexer/DeMultiplexer Switch support # # USB Type-C Alternate Mode drivers # CONFIG_TYPEC_DP_ALTMODE=y CONFIG_TYPEC_NVIDIA_ALTMODE=y # CONFIG_TYPEC_TBT_ALTMODE is not set # end of USB Type-C Alternate Mode drivers CONFIG_USB_ROLE_SWITCH=y CONFIG_USB_ROLES_INTEL_XHCI=y CONFIG_MMC=y # CONFIG_PWRSEQ_EMMC is not set # CONFIG_PWRSEQ_SD8787 is not set # CONFIG_PWRSEQ_SIMPLE is not set # CONFIG_MMC_BLOCK is not set # CONFIG_SDIO_UART is not set # CONFIG_MMC_TEST is not set # CONFIG_MMC_CRYPTO is not set # # MMC/SD/SDIO Host Controller Drivers # # CONFIG_MMC_DEBUG is not set # CONFIG_MMC_SDHCI is not set # CONFIG_MMC_WBSD is not set # CONFIG_MMC_TIFM_SD is not set # CONFIG_MMC_SPI is not set # CONFIG_MMC_SDRICOH_CS is not set # CONFIG_MMC_CB710 is not set # CONFIG_MMC_VIA_SDMMC is not set CONFIG_MMC_VUB300=y CONFIG_MMC_USHC=y # CONFIG_MMC_USDHI6ROL0 is not set CONFIG_MMC_REALTEK_USB=y # CONFIG_MMC_CQHCI is not set # CONFIG_MMC_HSQ is not set # CONFIG_MMC_TOSHIBA_PCI is not set # CONFIG_MMC_MTK is not set # CONFIG_SCSI_UFSHCD is not set CONFIG_MEMSTICK=y # CONFIG_MEMSTICK_DEBUG is not set # # MemoryStick drivers # # CONFIG_MEMSTICK_UNSAFE_RESUME is not set # CONFIG_MSPRO_BLOCK is not set # CONFIG_MS_BLOCK is not set # # MemoryStick Host Controller Drivers # # CONFIG_MEMSTICK_TIFM_MS is not set # CONFIG_MEMSTICK_JMICRON_38X is not set # CONFIG_MEMSTICK_R592 is not set CONFIG_MEMSTICK_REALTEK_USB=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y # CONFIG_LEDS_CLASS_FLASH is not set CONFIG_LEDS_CLASS_MULTICOLOR=y # CONFIG_LEDS_BRIGHTNESS_HW_CHANGED is not set # # LED drivers # # CONFIG_LEDS_AN30259A is not set # CONFIG_LEDS_APU is not set # CONFIG_LEDS_OSRAM_AMS_AS3668 is not set # CONFIG_LEDS_AW200XX is not set # CONFIG_LEDS_AW2013 is not set # CONFIG_LEDS_BCM6328 is not set # CONFIG_LEDS_BCM6358 is not set # CONFIG_LEDS_CHT_WCOVE is not set # CONFIG_LEDS_CR0014114 is not set # CONFIG_LEDS_EL15203000 is not set # CONFIG_LEDS_LM3530 is not set # CONFIG_LEDS_LM3532 is not set # CONFIG_LEDS_LM3642 is not set # CONFIG_LEDS_LM3692X is not set # CONFIG_LEDS_PCA9532 is not set # CONFIG_LEDS_GPIO is not set # CONFIG_LEDS_LP3944 is not set # CONFIG_LEDS_LP3952 is not set # CONFIG_LEDS_LP50XX is not set # CONFIG_LEDS_LP55XX_COMMON is not set # CONFIG_LEDS_LP8860 is not set # CONFIG_LEDS_LP8864 is not set # CONFIG_LEDS_PCA955X is not set # CONFIG_LEDS_PCA963X is not set # CONFIG_LEDS_PCA995X is not set # CONFIG_LEDS_DAC124S085 is not set # CONFIG_LEDS_REGULATOR is not set # CONFIG_LEDS_BD2606MVV is not set # CONFIG_LEDS_BD2802 is not set # CONFIG_LEDS_INTEL_SS4200 is not set # CONFIG_LEDS_LT3593 is not set # CONFIG_LEDS_TCA6507 is not set # CONFIG_LEDS_TLC591XX is not set # CONFIG_LEDS_LM355x is not set # CONFIG_LEDS_IS31FL319X is not set # CONFIG_LEDS_IS31FL32XX is not set # # LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM) # # CONFIG_LEDS_BLINKM is not set # CONFIG_LEDS_SYSCON is not set # CONFIG_LEDS_MLXCPLD is not set # CONFIG_LEDS_MLXREG is not set # CONFIG_LEDS_USER is not set # CONFIG_LEDS_NIC78BX is not set # CONFIG_LEDS_SPI_BYTE is not set # CONFIG_LEDS_LM3697 is not set # CONFIG_LEDS_ST1202 is not set # CONFIG_LEDS_LGM is not set # # Flash and Torch LED drivers # # # RGB LED drivers # # CONFIG_LEDS_GROUP_MULTICOLOR is not set # CONFIG_LEDS_KTD202X is not set # CONFIG_LEDS_LP5812 is not set # CONFIG_LEDS_NCP5623 is not set # CONFIG_LEDS_MT6370_RGB is not set # # LED Triggers # CONFIG_LEDS_TRIGGERS=y # CONFIG_LEDS_TRIGGER_TIMER is not set # CONFIG_LEDS_TRIGGER_ONESHOT is not set # CONFIG_LEDS_TRIGGER_DISK is not set # CONFIG_LEDS_TRIGGER_MTD is not set # CONFIG_LEDS_TRIGGER_HEARTBEAT is not set # CONFIG_LEDS_TRIGGER_BACKLIGHT is not set # CONFIG_LEDS_TRIGGER_CPU is not set # CONFIG_LEDS_TRIGGER_ACTIVITY is not set # CONFIG_LEDS_TRIGGER_GPIO is not set # CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set # # iptables trigger is under Netfilter config (LED target) # # CONFIG_LEDS_TRIGGER_TRANSIENT is not set # CONFIG_LEDS_TRIGGER_CAMERA is not set # CONFIG_LEDS_TRIGGER_PANIC is not set # CONFIG_LEDS_TRIGGER_NETDEV is not set # CONFIG_LEDS_TRIGGER_PATTERN is not set # CONFIG_LEDS_TRIGGER_TTY is not set # CONFIG_LEDS_TRIGGER_INPUT_EVENTS is not set # # Simatic LED drivers # # CONFIG_ACCESSIBILITY is not set CONFIG_INFINIBAND=y CONFIG_INFINIBAND_USER_MAD=y CONFIG_INFINIBAND_USER_ACCESS=y CONFIG_INFINIBAND_USER_MEM=y CONFIG_INFINIBAND_ON_DEMAND_PAGING=y CONFIG_INFINIBAND_ADDR_TRANS=y CONFIG_INFINIBAND_ADDR_TRANS_CONFIGFS=y CONFIG_INFINIBAND_VIRT_DMA=y # CONFIG_INFINIBAND_EFA is not set # CONFIG_INFINIBAND_ERDMA is not set CONFIG_MLX4_INFINIBAND=y # CONFIG_INFINIBAND_MTHCA is not set # CONFIG_INFINIBAND_OCRDMA is not set # CONFIG_INFINIBAND_USNIC is not set # CONFIG_INFINIBAND_VMWARE_PVRDMA is not set # CONFIG_INFINIBAND_RDMAVT is not set CONFIG_RDMA_RXE=y CONFIG_RDMA_SIW=y CONFIG_INFINIBAND_IPOIB=y CONFIG_INFINIBAND_IPOIB_CM=y CONFIG_INFINIBAND_IPOIB_DEBUG=y # CONFIG_INFINIBAND_IPOIB_DEBUG_DATA is not set CONFIG_INFINIBAND_SRP=y # CONFIG_INFINIBAND_SRPT is not set CONFIG_INFINIBAND_ISER=y CONFIG_INFINIBAND_RTRS=y CONFIG_INFINIBAND_RTRS_CLIENT=y # CONFIG_INFINIBAND_RTRS_SERVER is not set CONFIG_EDAC_ATOMIC_SCRUB=y CONFIG_EDAC_SUPPORT=y CONFIG_EDAC=y # CONFIG_EDAC_DEBUG is not set # CONFIG_EDAC_DECODE_MCE is not set # CONFIG_EDAC_SCRUB is not set # CONFIG_EDAC_ECS is not set # CONFIG_EDAC_MEM_REPAIR is not set # CONFIG_EDAC_E752X is not set # CONFIG_EDAC_I82975X is not set # CONFIG_EDAC_I3000 is not set # CONFIG_EDAC_I3200 is not set # CONFIG_EDAC_IE31200 is not set # CONFIG_EDAC_X38 is not set # CONFIG_EDAC_I5400 is not set # CONFIG_EDAC_I7CORE is not set # CONFIG_EDAC_I5100 is not set # CONFIG_EDAC_I7300 is not set # CONFIG_EDAC_SBRIDGE is not set # CONFIG_EDAC_SKX is not set # CONFIG_EDAC_I10NM is not set # CONFIG_EDAC_IMH is not set # CONFIG_EDAC_PND2 is not set # CONFIG_EDAC_IGEN6 is not set CONFIG_RTC_LIB=y CONFIG_RTC_MC146818_LIB=y CONFIG_RTC_CLASS=y # CONFIG_RTC_HCTOSYS is not set CONFIG_RTC_SYSTOHC=y CONFIG_RTC_SYSTOHC_DEVICE="rtc0" # CONFIG_RTC_DEBUG is not set # CONFIG_RTC_NVMEM is not set # # RTC interfaces # CONFIG_RTC_INTF_SYSFS=y CONFIG_RTC_INTF_PROC=y CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_INTF_DEV_UIE_EMUL is not set # CONFIG_RTC_DRV_TEST is not set # # I2C RTC drivers # # CONFIG_RTC_DRV_ABB5ZES3 is not set # CONFIG_RTC_DRV_ABEOZ9 is not set # CONFIG_RTC_DRV_ABX80X is not set # CONFIG_RTC_DRV_DS1307 is not set # CONFIG_RTC_DRV_DS1374 is not set # CONFIG_RTC_DRV_DS1672 is not set # CONFIG_RTC_DRV_HYM8563 is not set # CONFIG_RTC_DRV_MAX6900 is not set # CONFIG_RTC_DRV_MAX31335 is not set # CONFIG_RTC_DRV_NCT3018Y is not set # CONFIG_RTC_DRV_RS5C372 is not set # CONFIG_RTC_DRV_ISL1208 is not set # CONFIG_RTC_DRV_ISL12022 is not set # CONFIG_RTC_DRV_ISL12026 is not set # CONFIG_RTC_DRV_X1205 is not set # CONFIG_RTC_DRV_PCF8523 is not set # CONFIG_RTC_DRV_PCF85363 is not set # CONFIG_RTC_DRV_PCF8563 is not set # CONFIG_RTC_DRV_PCF8583 is not set # CONFIG_RTC_DRV_M41T80 is not set # CONFIG_RTC_DRV_BQ32K is not set # CONFIG_RTC_DRV_TWL4030 is not set # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set # CONFIG_RTC_DRV_RX8010 is not set # CONFIG_RTC_DRV_RX8111 is not set # CONFIG_RTC_DRV_RX8581 is not set # CONFIG_RTC_DRV_RX8025 is not set # CONFIG_RTC_DRV_EM3027 is not set # CONFIG_RTC_DRV_RV3028 is not set # CONFIG_RTC_DRV_RV3032 is not set # CONFIG_RTC_DRV_RV8803 is not set # CONFIG_RTC_DRV_SD2405AL is not set # CONFIG_RTC_DRV_SD3078 is not set # # SPI RTC drivers # # CONFIG_RTC_DRV_M41T93 is not set # CONFIG_RTC_DRV_M41T94 is not set # CONFIG_RTC_DRV_DS1302 is not set # CONFIG_RTC_DRV_DS1305 is not set # CONFIG_RTC_DRV_DS1343 is not set # CONFIG_RTC_DRV_DS1347 is not set # CONFIG_RTC_DRV_DS1390 is not set # CONFIG_RTC_DRV_MAX6916 is not set # CONFIG_RTC_DRV_R9701 is not set # CONFIG_RTC_DRV_RX4581 is not set # CONFIG_RTC_DRV_RS5C348 is not set # CONFIG_RTC_DRV_MAX6902 is not set # CONFIG_RTC_DRV_PCF2123 is not set # CONFIG_RTC_DRV_MCP795 is not set CONFIG_RTC_I2C_AND_SPI=y # # SPI and I2C RTC drivers # # CONFIG_RTC_DRV_DS3232 is not set # CONFIG_RTC_DRV_PCF2127 is not set # CONFIG_RTC_DRV_PCF85063 is not set # CONFIG_RTC_DRV_RV3029C2 is not set # CONFIG_RTC_DRV_RX6110 is not set # # Platform RTC drivers # CONFIG_RTC_DRV_CMOS=y # CONFIG_RTC_DRV_DS1286 is not set # CONFIG_RTC_DRV_DS1511 is not set # CONFIG_RTC_DRV_DS1553 is not set # CONFIG_RTC_DRV_DS1685_FAMILY is not set # CONFIG_RTC_DRV_DS1742 is not set # CONFIG_RTC_DRV_DS2404 is not set # CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_M48T86 is not set # CONFIG_RTC_DRV_M48T35 is not set # CONFIG_RTC_DRV_M48T59 is not set # CONFIG_RTC_DRV_MSM6242 is not set # CONFIG_RTC_DRV_RP5C01 is not set # CONFIG_RTC_DRV_ZYNQMP is not set # # on-CPU RTC drivers # # CONFIG_RTC_DRV_CADENCE is not set # CONFIG_RTC_DRV_FTRTC010 is not set # CONFIG_RTC_DRV_R7301 is not set # CONFIG_RTC_DRV_GOLDFISH is not set # # HID Sensor RTC drivers # CONFIG_RTC_DRV_HID_SENSOR_TIME=y CONFIG_DMADEVICES=y # CONFIG_DMADEVICES_DEBUG is not set # # DMA Devices # CONFIG_DMA_ENGINE=y CONFIG_DMA_VIRTUAL_CHANNELS=y CONFIG_DMA_ACPI=y CONFIG_DMA_OF=y # CONFIG_ALTERA_MSGDMA is not set # CONFIG_DW_AXI_DMAC is not set # CONFIG_FSL_EDMA is not set CONFIG_INTEL_IDMA64=y # CONFIG_INTEL_IDXD is not set # CONFIG_INTEL_IDXD_COMPAT is not set CONFIG_INTEL_IOATDMA=y # CONFIG_PLX_DMA is not set # CONFIG_SWITCHTEC_DMA is not set # CONFIG_XILINX_DMA is not set # CONFIG_XILINX_XDMA is not set # CONFIG_XILINX_ZYNQMP_DPDMA is not set # CONFIG_AMD_PTDMA is not set # CONFIG_AMD_QDMA is not set # CONFIG_QCOM_HIDMA_MGMT is not set # CONFIG_QCOM_HIDMA is not set CONFIG_DW_DMAC_CORE=y # CONFIG_DW_DMAC is not set # CONFIG_DW_DMAC_PCI is not set # CONFIG_DW_EDMA is not set CONFIG_HSU_DMA=y # CONFIG_SF_PDMA is not set # CONFIG_INTEL_LDMA is not set # # DMA Clients # CONFIG_ASYNC_TX_DMA=y # CONFIG_DMATEST is not set CONFIG_DMA_ENGINE_RAID=y # # DMABUF options # CONFIG_SYNC_FILE=y CONFIG_SW_SYNC=y CONFIG_UDMABUF=y # CONFIG_DMABUF_DEBUG is not set # CONFIG_DMABUF_SELFTESTS is not set CONFIG_DMABUF_HEAPS=y CONFIG_DMABUF_HEAPS_SYSTEM=y CONFIG_DMABUF_HEAPS_CMA=y # end of DMABUF options CONFIG_DCA=y # CONFIG_UIO is not set CONFIG_VFIO=y CONFIG_VFIO_DEVICE_CDEV=y # CONFIG_VFIO_GROUP is not set CONFIG_VFIO_VIRQFD=y # CONFIG_VFIO_DEBUGFS is not set # # VFIO support for PCI devices # CONFIG_VFIO_PCI_CORE=y CONFIG_VFIO_PCI_INTX=y CONFIG_VFIO_PCI=y # CONFIG_VFIO_PCI_VGA is not set # CONFIG_VFIO_PCI_IGD is not set # CONFIG_VIRTIO_VFIO_PCI is not set # end of VFIO support for PCI devices CONFIG_IRQ_BYPASS_MANAGER=y # CONFIG_VIRT_DRIVERS is not set CONFIG_VIRTIO_ANCHOR=y CONFIG_VIRTIO=y CONFIG_VIRTIO_PCI_LIB=y CONFIG_VIRTIO_PCI_LIB_LEGACY=y CONFIG_VIRTIO_MENU=y CONFIG_VIRTIO_PCI=y CONFIG_VIRTIO_PCI_ADMIN_LEGACY=y CONFIG_VIRTIO_PCI_LEGACY=y CONFIG_VIRTIO_VDPA=y CONFIG_VIRTIO_PMEM=y CONFIG_VIRTIO_BALLOON=y CONFIG_VIRTIO_MEM=y CONFIG_VIRTIO_INPUT=y CONFIG_VIRTIO_MMIO=y CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y CONFIG_VIRTIO_DMA_SHARED_BUFFER=y # CONFIG_VIRTIO_DEBUG is not set # CONFIG_VIRTIO_RTC is not set CONFIG_VDPA=y CONFIG_VDPA_SIM=y CONFIG_VDPA_SIM_NET=y CONFIG_VDPA_SIM_BLOCK=y # CONFIG_VDPA_USER is not set # CONFIG_IFCVF is not set # CONFIG_MLX5_VDPA_STEERING_DEBUG is not set CONFIG_VP_VDPA=y # CONFIG_ALIBABA_ENI_VDPA is not set # CONFIG_SNET_VDPA is not set # CONFIG_OCTEONEP_VDPA is not set CONFIG_VHOST_IOTLB=y CONFIG_VHOST_RING=y CONFIG_VHOST_TASK=y CONFIG_VHOST=y CONFIG_VHOST_MENU=y CONFIG_VHOST_NET=y # CONFIG_VHOST_SCSI is not set CONFIG_VHOST_VSOCK=y CONFIG_VHOST_VDPA=y CONFIG_VHOST_CROSS_ENDIAN_LEGACY=y CONFIG_VHOST_ENABLE_FORK_OWNER_CONTROL=y # # Microsoft Hyper-V guest support # # CONFIG_HYPERV is not set # end of Microsoft Hyper-V guest support CONFIG_GREYBUS=y # CONFIG_GREYBUS_BEAGLEPLAY is not set CONFIG_GREYBUS_ES2=y CONFIG_COMEDI=y # CONFIG_COMEDI_DEBUG is not set CONFIG_COMEDI_DEFAULT_BUF_SIZE_KB=2048 CONFIG_COMEDI_DEFAULT_BUF_MAXSIZE_KB=20480 CONFIG_COMEDI_MISC_DRIVERS=y CONFIG_COMEDI_BOND=y CONFIG_COMEDI_TEST=y CONFIG_COMEDI_PARPORT=y CONFIG_COMEDI_ISA_DRIVERS=y CONFIG_COMEDI_PCL711=y CONFIG_COMEDI_PCL724=y CONFIG_COMEDI_PCL726=y CONFIG_COMEDI_PCL730=y CONFIG_COMEDI_PCL812=y CONFIG_COMEDI_PCL816=y CONFIG_COMEDI_PCL818=y CONFIG_COMEDI_PCM3724=y CONFIG_COMEDI_AMPLC_DIO200_ISA=y CONFIG_COMEDI_AMPLC_PC236_ISA=y CONFIG_COMEDI_AMPLC_PC263_ISA=y CONFIG_COMEDI_RTI800=y CONFIG_COMEDI_RTI802=y CONFIG_COMEDI_DAC02=y CONFIG_COMEDI_DAS16M1=y CONFIG_COMEDI_DAS08_ISA=y # CONFIG_COMEDI_DAS16 is not set CONFIG_COMEDI_DAS800=y CONFIG_COMEDI_DAS1800=y CONFIG_COMEDI_DAS6402=y CONFIG_COMEDI_DT2801=y CONFIG_COMEDI_DT2811=y CONFIG_COMEDI_DT2814=y CONFIG_COMEDI_DT2815=y CONFIG_COMEDI_DT2817=y CONFIG_COMEDI_DT282X=y CONFIG_COMEDI_DMM32AT=y CONFIG_COMEDI_FL512=y CONFIG_COMEDI_AIO_AIO12_8=y CONFIG_COMEDI_AIO_IIRO_16=y # CONFIG_COMEDI_II_PCI20KC is not set CONFIG_COMEDI_C6XDIGIO=y CONFIG_COMEDI_MPC624=y CONFIG_COMEDI_ADQ12B=y CONFIG_COMEDI_NI_AT_A2150=y CONFIG_COMEDI_NI_AT_AO=y # CONFIG_COMEDI_NI_ATMIO is not set CONFIG_COMEDI_NI_ATMIO16D=y CONFIG_COMEDI_NI_LABPC_ISA=y CONFIG_COMEDI_PCMAD=y CONFIG_COMEDI_PCMDA12=y CONFIG_COMEDI_PCMMIO=y CONFIG_COMEDI_PCMUIO=y CONFIG_COMEDI_MULTIQ3=y CONFIG_COMEDI_S526=y CONFIG_COMEDI_PCI_DRIVERS=y CONFIG_COMEDI_8255_PCI=y # CONFIG_COMEDI_ADDI_APCI_1032 is not set # CONFIG_COMEDI_ADDI_APCI_1500 is not set # CONFIG_COMEDI_ADDI_APCI_1516 is not set # CONFIG_COMEDI_ADDI_APCI_1564 is not set # CONFIG_COMEDI_ADDI_APCI_16XX is not set # CONFIG_COMEDI_ADDI_APCI_2032 is not set # CONFIG_COMEDI_ADDI_APCI_2200 is not set # CONFIG_COMEDI_ADDI_APCI_3120 is not set # CONFIG_COMEDI_ADDI_APCI_3501 is not set # CONFIG_COMEDI_ADDI_APCI_3XXX is not set # CONFIG_COMEDI_ADL_PCI6208 is not set # CONFIG_COMEDI_ADL_PCI7250 is not set # CONFIG_COMEDI_ADL_PCI7X3X is not set # CONFIG_COMEDI_ADL_PCI8164 is not set # CONFIG_COMEDI_ADL_PCI9111 is not set CONFIG_COMEDI_ADL_PCI9118=y # CONFIG_COMEDI_ADV_PCI1710 is not set # CONFIG_COMEDI_ADV_PCI1720 is not set # CONFIG_COMEDI_ADV_PCI1723 is not set # CONFIG_COMEDI_ADV_PCI1724 is not set # CONFIG_COMEDI_ADV_PCI1760 is not set # CONFIG_COMEDI_ADV_PCI_DIO is not set # CONFIG_COMEDI_AMPLC_DIO200_PCI is not set # CONFIG_COMEDI_AMPLC_PC236_PCI is not set # CONFIG_COMEDI_AMPLC_PC263_PCI is not set # CONFIG_COMEDI_AMPLC_PCI224 is not set # CONFIG_COMEDI_AMPLC_PCI230 is not set # CONFIG_COMEDI_CONTEC_PCI_DIO is not set # CONFIG_COMEDI_DAS08_PCI is not set # CONFIG_COMEDI_DT3000 is not set # CONFIG_COMEDI_DYNA_PCI10XX is not set # CONFIG_COMEDI_GSC_HPDI is not set # CONFIG_COMEDI_MF6X4 is not set # CONFIG_COMEDI_ICP_MULTI is not set # CONFIG_COMEDI_DAQBOARD2000 is not set # CONFIG_COMEDI_JR3_PCI is not set # CONFIG_COMEDI_KE_COUNTER is not set # CONFIG_COMEDI_CB_PCIDAS64 is not set # CONFIG_COMEDI_CB_PCIDAS is not set # CONFIG_COMEDI_CB_PCIDDA is not set # CONFIG_COMEDI_CB_PCIMDAS is not set # CONFIG_COMEDI_CB_PCIMDDA is not set # CONFIG_COMEDI_ME4000 is not set # CONFIG_COMEDI_ME_DAQ is not set # CONFIG_COMEDI_NI_6527 is not set # CONFIG_COMEDI_NI_65XX is not set # CONFIG_COMEDI_NI_660X is not set # CONFIG_COMEDI_NI_670X is not set CONFIG_COMEDI_NI_LABPC_PCI=y # CONFIG_COMEDI_NI_PCIDIO is not set # CONFIG_COMEDI_NI_PCIMIO is not set # CONFIG_COMEDI_RTD520 is not set # CONFIG_COMEDI_S626 is not set CONFIG_COMEDI_PCMCIA_DRIVERS=y # CONFIG_COMEDI_CB_DAS16_CS is not set # CONFIG_COMEDI_DAS08_CS is not set CONFIG_COMEDI_NI_DAQ_700_CS=y # CONFIG_COMEDI_NI_DAQ_DIO24_CS is not set CONFIG_COMEDI_NI_LABPC_CS=y # CONFIG_COMEDI_NI_MIO_CS is not set # CONFIG_COMEDI_QUATECH_DAQP_CS is not set CONFIG_COMEDI_USB_DRIVERS=y CONFIG_COMEDI_DT9812=y CONFIG_COMEDI_NI_USB6501=y CONFIG_COMEDI_USBDUX=y CONFIG_COMEDI_USBDUXFAST=y CONFIG_COMEDI_USBDUXSIGMA=y CONFIG_COMEDI_VMK80XX=y CONFIG_COMEDI_8254=y CONFIG_COMEDI_8255=y CONFIG_COMEDI_8255_SA=y CONFIG_COMEDI_KCOMEDILIB=y CONFIG_COMEDI_AMPLC_DIO200=y CONFIG_COMEDI_AMPLC_PC236=y CONFIG_COMEDI_DAS08=y CONFIG_COMEDI_ISADMA=y CONFIG_COMEDI_NI_LABPC=y CONFIG_COMEDI_NI_LABPC_ISADMA=y # CONFIG_COMEDI_TESTS is not set # CONFIG_GPIB is not set CONFIG_STAGING=y # CONFIG_RTL8723BS is not set # # IIO staging drivers # # # Accelerometers # # CONFIG_ADIS16203 is not set # end of Accelerometers # # Analog to digital converters # # CONFIG_AD7816 is not set # end of Analog to digital converters # # Analog digital bi-direction converters # # CONFIG_ADT7316 is not set # end of Analog digital bi-direction converters # # Direct Digital Synthesis # # CONFIG_AD9832 is not set # CONFIG_AD9834 is not set # end of Direct Digital Synthesis # # Network Analyzer, Impedance Converters # # CONFIG_AD5933 is not set # end of Network Analyzer, Impedance Converters # end of IIO staging drivers # CONFIG_FB_SM750 is not set # CONFIG_STAGING_MEDIA is not set # CONFIG_FB_TFT is not set # CONFIG_MOST_COMPONENTS is not set # CONFIG_GREYBUS_AUDIO is not set # CONFIG_GREYBUS_BOOTROM is not set # CONFIG_GREYBUS_FIRMWARE is not set CONFIG_GREYBUS_HID=y # CONFIG_GREYBUS_LOG is not set # CONFIG_GREYBUS_LOOPBACK is not set # CONFIG_GREYBUS_POWER is not set # CONFIG_GREYBUS_RAW is not set # CONFIG_GREYBUS_VIBRATOR is not set CONFIG_GREYBUS_BRIDGED_PHY=y # CONFIG_GREYBUS_GPIO is not set # CONFIG_GREYBUS_I2C is not set # CONFIG_GREYBUS_SDIO is not set # CONFIG_GREYBUS_SPI is not set # CONFIG_GREYBUS_UART is not set CONFIG_GREYBUS_USB=y # CONFIG_XIL_AXIS_FIFO is not set # CONFIG_VME_BUS is not set # CONFIG_GOLDFISH is not set # CONFIG_CHROME_PLATFORMS is not set # CONFIG_MELLANOX_PLATFORM is not set CONFIG_SURFACE_PLATFORMS=y # CONFIG_SURFACE3_WMI is not set # CONFIG_SURFACE_3_POWER_OPREGION is not set # CONFIG_SURFACE_ACPI_NOTIFY is not set # CONFIG_SURFACE_AGGREGATOR_CDEV is not set # CONFIG_SURFACE_AGGREGATOR_HUB is not set CONFIG_SURFACE_AGGREGATOR_REGISTRY=y # CONFIG_SURFACE_AGGREGATOR_TABLET_SWITCH is not set # CONFIG_SURFACE_DTX is not set # CONFIG_SURFACE_GPE is not set # CONFIG_SURFACE_HOTPLUG is not set # CONFIG_SURFACE_PLATFORM_PROFILE is not set # CONFIG_SURFACE_PRO3_BUTTON is not set CONFIG_SURFACE_AGGREGATOR=y CONFIG_SURFACE_AGGREGATOR_BUS=y CONFIG_X86_PLATFORM_DEVICES=y CONFIG_WMI_BMOF=y # CONFIG_HUAWEI_WMI is not set # CONFIG_X86_PLATFORM_DRIVERS_UNIWILL is not set # CONFIG_MXM_WMI is not set # CONFIG_NVIDIA_WMI_EC_BACKLIGHT is not set # CONFIG_XIAOMI_WMI is not set # CONFIG_REDMI_WMI is not set # CONFIG_GIGABYTE_WMI is not set # CONFIG_ACERHDF is not set # CONFIG_ACER_WIRELESS is not set # CONFIG_ACER_WMI is not set # # AMD HSMP Driver # # CONFIG_AMD_HSMP_ACPI is not set # CONFIG_AMD_HSMP_PLAT is not set # end of AMD HSMP Driver # CONFIG_AMD_PMC is not set # CONFIG_AMD_HFI is not set # CONFIG_AMD_3D_VCACHE is not set # CONFIG_AMD_WBRF is not set # CONFIG_AMD_ISP_PLATFORM is not set # CONFIG_ADV_SWBUTTON is not set # CONFIG_APPLE_GMUX is not set # CONFIG_ASUS_LAPTOP is not set # CONFIG_ASUS_WIRELESS is not set # CONFIG_ASUS_ARMOURY is not set CONFIG_ASUS_WMI=y # CONFIG_ASUS_WMI_DEPRECATED_ATTRS is not set # CONFIG_ASUS_NB_WMI is not set CONFIG_ASUS_TF103C_DOCK=y # CONFIG_AYANEO_EC is not set CONFIG_EEEPC_LAPTOP=y # CONFIG_EEEPC_WMI is not set # CONFIG_X86_PLATFORM_DRIVERS_DELL is not set # CONFIG_AMILO_RFKILL is not set # CONFIG_FUJITSU_LAPTOP is not set # CONFIG_FUJITSU_TABLET is not set # CONFIG_GPD_POCKET_FAN is not set # CONFIG_X86_PLATFORM_DRIVERS_HP is not set # CONFIG_WIRELESS_HOTKEY is not set # CONFIG_IBM_RTL is not set # CONFIG_SENSORS_HDAPS is not set # CONFIG_INTEL_ATOMISP2_PM is not set # CONFIG_INTEL_IFS is not set # CONFIG_INTEL_SAR_INT1092 is not set # CONFIG_INTEL_SKL_INT3472 is not set # # Intel Speed Select Technology interface support # # CONFIG_INTEL_SPEED_SELECT_INTERFACE is not set # end of Intel Speed Select Technology interface support # CONFIG_INTEL_WMI_SBL_FW_UPDATE is not set # CONFIG_INTEL_WMI_THUNDERBOLT is not set # # Intel Uncore Frequency Control # # CONFIG_INTEL_UNCORE_FREQ_CONTROL is not set # end of Intel Uncore Frequency Control # CONFIG_INTEL_HID_EVENT is not set # CONFIG_INTEL_VBTN is not set # CONFIG_INTEL_EHL_PSE_IO is not set # CONFIG_INTEL_INT0002_VGPIO is not set # CONFIG_INTEL_OAKTRAIL is not set # CONFIG_INTEL_BXTWC_PMIC_TMU is not set CONFIG_INTEL_CHTWC_INT33FE=y CONFIG_INTEL_ISHTP_ECLITE=y # CONFIG_INTEL_PUNIT_IPC is not set # CONFIG_INTEL_RST is not set # CONFIG_INTEL_SMARTCONNECT is not set # CONFIG_INTEL_TURBO_MAX_3 is not set # CONFIG_INTEL_VSEC is not set # CONFIG_IDEAPAD_LAPTOP is not set # CONFIG_LENOVO_WMI_HOTKEY_UTILITIES is not set # CONFIG_LENOVO_WMI_CAMERA is not set # CONFIG_THINKPAD_ACPI is not set # CONFIG_THINKPAD_LMI is not set # CONFIG_YOGABOOK is not set # CONFIG_YT2_1380 is not set # CONFIG_LENOVO_WMI_GAMEZONE is not set # CONFIG_LENOVO_WMI_TUNING is not set # CONFIG_ACPI_QUICKSTART is not set # CONFIG_MEEGOPAD_ANX7428 is not set # CONFIG_MSI_EC is not set # CONFIG_MSI_LAPTOP is not set # CONFIG_MSI_WMI is not set # CONFIG_MSI_WMI_PLATFORM is not set # CONFIG_PCENGINES_APU2 is not set # CONFIG_PORTWELL_EC is not set # CONFIG_BARCO_P50_GPIO is not set # CONFIG_SAMSUNG_GALAXYBOOK is not set # CONFIG_SAMSUNG_LAPTOP is not set # CONFIG_SAMSUNG_Q10 is not set # CONFIG_ACPI_TOSHIBA is not set # CONFIG_TOSHIBA_BT_RFKILL is not set # CONFIG_TOSHIBA_HAPS is not set # CONFIG_TOSHIBA_WMI is not set # CONFIG_ACPI_CMPC is not set # CONFIG_COMPAL_LAPTOP is not set # CONFIG_LG_LAPTOP is not set # CONFIG_PANASONIC_LAPTOP is not set # CONFIG_SONY_LAPTOP is not set # CONFIG_SYSTEM76_ACPI is not set # CONFIG_TOPSTAR_LAPTOP is not set # CONFIG_SERIAL_MULTI_INSTANTIATE is not set # CONFIG_INSPUR_PLATFORM_PROFILE is not set # CONFIG_DASHARO_ACPI is not set # CONFIG_INTEL_IPS is not set CONFIG_INTEL_SCU_IPC=y # CONFIG_INTEL_SCU_PCI is not set # CONFIG_INTEL_SCU_PLATFORM is not set # CONFIG_SIEMENS_SIMATIC_IPC is not set # CONFIG_SILICOM_PLATFORM is not set # CONFIG_WINMATE_FM07_KEYS is not set # CONFIG_OXP_EC is not set # CONFIG_TUXEDO_NB04_WMI_AB is not set CONFIG_P2SB=y CONFIG_ACPI_WMI=y # CONFIG_ACPI_WMI_LEGACY_DEVICE_NAMES is not set CONFIG_HAVE_CLK=y CONFIG_HAVE_CLK_PREPARE=y CONFIG_COMMON_CLK=y # CONFIG_LMK04832 is not set # CONFIG_COMMON_CLK_MAX9485 is not set # CONFIG_COMMON_CLK_SI5341 is not set # CONFIG_COMMON_CLK_SI5351 is not set # CONFIG_COMMON_CLK_SI514 is not set # CONFIG_COMMON_CLK_SI544 is not set # CONFIG_COMMON_CLK_SI570 is not set # CONFIG_COMMON_CLK_CDCE706 is not set # CONFIG_COMMON_CLK_CDCE925 is not set # CONFIG_COMMON_CLK_CS2000_CP is not set # CONFIG_CLK_TWL is not set # CONFIG_COMMON_CLK_AXI_CLKGEN is not set # CONFIG_COMMON_CLK_RS9_PCIE is not set # CONFIG_COMMON_CLK_SI521XX is not set # CONFIG_COMMON_CLK_VC3 is not set # CONFIG_COMMON_CLK_VC5 is not set # CONFIG_COMMON_CLK_VC7 is not set # CONFIG_COMMON_CLK_FIXED_MMIO is not set # CONFIG_CLK_LGM_CGU is not set # CONFIG_XILINX_VCU is not set # CONFIG_COMMON_CLK_XLNX_CLKWZRD is not set # CONFIG_HWSPINLOCK is not set # # Clock Source drivers # CONFIG_CLKEVT_I8253=y CONFIG_I8253_LOCK=y CONFIG_CLKBLD_I8253=y # end of Clock Source drivers CONFIG_MAILBOX=y # CONFIG_PLATFORM_MHU is not set CONFIG_PCC=y # CONFIG_ALTERA_MBOX is not set # CONFIG_MAILBOX_TEST is not set CONFIG_IOMMU_IOVA=y CONFIG_IOMMU_API=y CONFIG_IOMMUFD_DRIVER=y CONFIG_IOMMU_SUPPORT=y # # Generic IOMMU Pagetable Support # # end of Generic IOMMU Pagetable Support # CONFIG_IOMMU_DEBUGFS is not set # CONFIG_IOMMU_DEFAULT_DMA_STRICT is not set CONFIG_IOMMU_DEFAULT_DMA_LAZY=y # CONFIG_IOMMU_DEFAULT_PASSTHROUGH is not set CONFIG_OF_IOMMU=y CONFIG_IOMMU_DMA=y CONFIG_IOMMU_SVA=y CONFIG_IOMMU_IOPF=y CONFIG_AMD_IOMMU=y # CONFIG_AMD_IOMMU_IOMMUFD is not set CONFIG_DMAR_TABLE=y CONFIG_INTEL_IOMMU=y CONFIG_INTEL_IOMMU_SVM=y CONFIG_INTEL_IOMMU_DEFAULT_ON=y CONFIG_INTEL_IOMMU_SCALABLE_MODE_DEFAULT_ON=y CONFIG_INTEL_IOMMU_PERF_EVENTS=y CONFIG_IOMMUFD_DRIVER_CORE=y CONFIG_IOMMUFD=y CONFIG_IOMMUFD_TEST=y CONFIG_IRQ_REMAP=y # CONFIG_VIRTIO_IOMMU is not set CONFIG_GENERIC_PT=y CONFIG_DEBUG_GENERIC_PT=y CONFIG_IOMMU_PT=y CONFIG_IOMMU_PT_AMDV1=y CONFIG_IOMMU_PT_VTDSS=y CONFIG_IOMMU_PT_X86_64=y # # Remoteproc drivers # # CONFIG_REMOTEPROC is not set # end of Remoteproc drivers # # Rpmsg drivers # # CONFIG_RPMSG_QCOM_GLINK_RPM is not set # CONFIG_RPMSG_VIRTIO is not set # end of Rpmsg drivers CONFIG_SOUNDWIRE=y # # SoundWire Devices # # CONFIG_SOUNDWIRE_AMD is not set # CONFIG_SOUNDWIRE_INTEL is not set # CONFIG_SOUNDWIRE_QCOM is not set # # SOC (System On Chip) specific Drivers # # # Amlogic SoC drivers # # end of Amlogic SoC drivers # # Broadcom SoC drivers # # end of Broadcom SoC drivers # # NXP/Freescale QorIQ SoC drivers # # end of NXP/Freescale QorIQ SoC drivers # # fujitsu SoC drivers # # end of fujitsu SoC drivers # # i.MX SoC drivers # # end of i.MX SoC drivers # # Enable LiteX SoC Builder specific drivers # # CONFIG_LITEX_SOC_CONTROLLER is not set # end of Enable LiteX SoC Builder specific drivers # CONFIG_WPCM450_SOC is not set # # Qualcomm SoC drivers # CONFIG_QCOM_QMI_HELPERS=y # end of Qualcomm SoC drivers # CONFIG_SOC_TI is not set # # Xilinx SoC drivers # # end of Xilinx SoC drivers # end of SOC (System On Chip) specific Drivers # # PM Domains # # # Amlogic PM Domains # # end of Amlogic PM Domains # # Broadcom PM Domains # # end of Broadcom PM Domains # # i.MX PM Domains # # end of i.MX PM Domains # # Qualcomm PM Domains # # end of Qualcomm PM Domains # end of PM Domains # CONFIG_PM_DEVFREQ is not set CONFIG_EXTCON=y # # Extcon Device Drivers # # CONFIG_EXTCON_ADC_JACK is not set # CONFIG_EXTCON_FSA9480 is not set # CONFIG_EXTCON_GPIO is not set # CONFIG_EXTCON_INTEL_INT3496 is not set CONFIG_EXTCON_INTEL_CHT_WC=y # CONFIG_EXTCON_LC824206XA is not set # CONFIG_EXTCON_MAX3355 is not set # CONFIG_EXTCON_MAX14526 is not set CONFIG_EXTCON_PTN5150=y # CONFIG_EXTCON_RT8973A is not set # CONFIG_EXTCON_SM5502 is not set # CONFIG_EXTCON_USB_GPIO is not set CONFIG_EXTCON_USBC_TUSB320=y # CONFIG_MEMORY is not set CONFIG_IIO=y CONFIG_IIO_BUFFER=y # CONFIG_IIO_BUFFER_CB is not set # CONFIG_IIO_BUFFER_DMA is not set # CONFIG_IIO_BUFFER_DMAENGINE is not set # CONFIG_IIO_BUFFER_HW_CONSUMER is not set CONFIG_IIO_KFIFO_BUF=y CONFIG_IIO_TRIGGERED_BUFFER=y # CONFIG_IIO_CONFIGFS is not set CONFIG_IIO_TRIGGER=y CONFIG_IIO_CONSUMERS_PER_TRIGGER=2 # CONFIG_IIO_SW_DEVICE is not set # CONFIG_IIO_SW_TRIGGER is not set # CONFIG_IIO_TRIGGERED_EVENT is not set # # Accelerometers # # CONFIG_ADIS16201 is not set # CONFIG_ADIS16209 is not set # CONFIG_ADXL313_I2C is not set # CONFIG_ADXL313_SPI is not set # CONFIG_ADXL345_I2C is not set # CONFIG_ADXL345_SPI is not set # CONFIG_ADXL355_I2C is not set # CONFIG_ADXL355_SPI is not set # CONFIG_ADXL367_SPI is not set # CONFIG_ADXL367_I2C is not set # CONFIG_ADXL372_SPI is not set # CONFIG_ADXL372_I2C is not set # CONFIG_ADXL380_SPI is not set # CONFIG_ADXL380_I2C is not set # CONFIG_BMA180 is not set # CONFIG_BMA220 is not set # CONFIG_BMA400 is not set # CONFIG_BMC150_ACCEL is not set # CONFIG_BMI088_ACCEL is not set # CONFIG_DA280 is not set # CONFIG_DA311 is not set # CONFIG_DMARD06 is not set # CONFIG_DMARD09 is not set # CONFIG_DMARD10 is not set # CONFIG_FXLS8962AF_I2C is not set # CONFIG_FXLS8962AF_SPI is not set CONFIG_HID_SENSOR_ACCEL_3D=y # CONFIG_IIO_ST_ACCEL_3AXIS is not set # CONFIG_IIO_KX022A_SPI is not set # CONFIG_IIO_KX022A_I2C is not set # CONFIG_KXSD9 is not set # CONFIG_KXCJK1013 is not set # CONFIG_MC3230 is not set # CONFIG_MMA7455_I2C is not set # CONFIG_MMA7455_SPI is not set # CONFIG_MMA7660 is not set # CONFIG_MMA8452 is not set # CONFIG_MMA9551 is not set # CONFIG_MMA9553 is not set # CONFIG_MSA311 is not set # CONFIG_MXC4005 is not set # CONFIG_MXC6255 is not set # CONFIG_SCA3000 is not set # CONFIG_SCA3300 is not set # CONFIG_STK8312 is not set # CONFIG_STK8BA50 is not set # end of Accelerometers # # Analog to digital converters # # CONFIG_AD4000 is not set # CONFIG_AD4080 is not set # CONFIG_AD4130 is not set # CONFIG_AD4134 is not set # CONFIG_AD4170_4 is not set # CONFIG_AD4695 is not set # CONFIG_AD7091R5 is not set # CONFIG_AD7091R8 is not set # CONFIG_AD7124 is not set # CONFIG_AD7173 is not set # CONFIG_AD7191 is not set # CONFIG_AD7192 is not set # CONFIG_AD7266 is not set # CONFIG_AD7280 is not set # CONFIG_AD7291 is not set # CONFIG_AD7292 is not set # CONFIG_AD7298 is not set # CONFIG_AD7380 is not set # CONFIG_AD7476 is not set # CONFIG_AD7606_IFACE_PARALLEL is not set # CONFIG_AD7606_IFACE_SPI is not set # CONFIG_AD7766 is not set # CONFIG_AD7768_1 is not set # CONFIG_AD7779 is not set # CONFIG_AD7780 is not set # CONFIG_AD7791 is not set # CONFIG_AD7793 is not set # CONFIG_AD7887 is not set # CONFIG_AD7923 is not set # CONFIG_AD7944 is not set # CONFIG_AD7949 is not set # CONFIG_AD799X is not set # CONFIG_AD9467 is not set # CONFIG_ADE9000 is not set # CONFIG_CC10001_ADC is not set CONFIG_DLN2_ADC=y # CONFIG_ENVELOPE_DETECTOR is not set # CONFIG_GEHC_PMC_ADC is not set # CONFIG_HI8435 is not set # CONFIG_HX711 is not set # CONFIG_INA2XX_ADC is not set # CONFIG_LTC2309 is not set # CONFIG_LTC2471 is not set # CONFIG_LTC2485 is not set # CONFIG_LTC2496 is not set # CONFIG_LTC2497 is not set # CONFIG_MAX1027 is not set # CONFIG_MAX11100 is not set # CONFIG_MAX1118 is not set # CONFIG_MAX11205 is not set # CONFIG_MAX11410 is not set # CONFIG_MAX1241 is not set # CONFIG_MAX1363 is not set # CONFIG_MAX14001 is not set # CONFIG_MAX34408 is not set # CONFIG_MAX9611 is not set # CONFIG_MCP320X is not set # CONFIG_MCP3422 is not set # CONFIG_MCP3564 is not set # CONFIG_MCP3911 is not set # CONFIG_MEDIATEK_MT6360_ADC is not set # CONFIG_MEDIATEK_MT6370_ADC is not set # CONFIG_NAU7802 is not set # CONFIG_NCT7201 is not set # CONFIG_PAC1921 is not set # CONFIG_PAC1934 is not set # CONFIG_ROHM_BD79112 is not set # CONFIG_ROHM_BD79124 is not set # CONFIG_RICHTEK_RTQ6056 is not set # CONFIG_SD_ADC_MODULATOR is not set # CONFIG_TI_ADC081C is not set # CONFIG_TI_ADC0832 is not set # CONFIG_TI_ADC084S021 is not set # CONFIG_TI_ADC108S102 is not set # CONFIG_TI_ADC12138 is not set # CONFIG_TI_ADC128S052 is not set # CONFIG_TI_ADC161S626 is not set # CONFIG_TI_ADS1015 is not set # CONFIG_TI_ADS1018 is not set # CONFIG_TI_ADS1100 is not set # CONFIG_TI_ADS1119 is not set # CONFIG_TI_ADS124S08 is not set # CONFIG_TI_ADS1298 is not set # CONFIG_TI_ADS131E08 is not set # CONFIG_TI_ADS131M02 is not set # CONFIG_TI_ADS7138 is not set # CONFIG_TI_ADS7924 is not set # CONFIG_TI_ADS7950 is not set # CONFIG_TI_ADS8344 is not set # CONFIG_TI_ADS8688 is not set # CONFIG_TI_LMP92064 is not set # CONFIG_TI_TLC4541 is not set # CONFIG_TI_TSC2046 is not set # CONFIG_TWL4030_MADC is not set # CONFIG_TWL6030_GPADC is not set # CONFIG_VF610_ADC is not set CONFIG_VIPERBOARD_ADC=y # CONFIG_XILINX_XADC is not set # end of Analog to digital converters # # Analog to digital and digital to analog converters # # CONFIG_AD74115 is not set # CONFIG_AD74413R is not set # end of Analog to digital and digital to analog converters # # Analog Front Ends # # CONFIG_IIO_RESCALE is not set # end of Analog Front Ends # # Amplifiers # # CONFIG_AD8366 is not set # CONFIG_ADA4250 is not set # CONFIG_ADL8113 is not set # CONFIG_HMC425 is not set # end of Amplifiers # # Capacitance to digital converters # # CONFIG_AD7150 is not set # CONFIG_AD7746 is not set # end of Capacitance to digital converters # # Chemical Sensors # # CONFIG_AOSONG_AGS02MA is not set # CONFIG_ATLAS_PH_SENSOR is not set # CONFIG_ATLAS_EZO_SENSOR is not set # CONFIG_BME680 is not set # CONFIG_CCS811 is not set # CONFIG_ENS160 is not set # CONFIG_IAQCORE is not set # CONFIG_MHZ19B is not set # CONFIG_PMS7003 is not set # CONFIG_SCD30_CORE is not set # CONFIG_SCD4X is not set # CONFIG_SEN0322 is not set # CONFIG_SENSIRION_SGP30 is not set # CONFIG_SENSIRION_SGP40 is not set # CONFIG_SPS30_I2C is not set # CONFIG_SPS30_SERIAL is not set # CONFIG_SENSEAIR_SUNRISE_CO2 is not set # CONFIG_VZ89X is not set # end of Chemical Sensors # # Hid Sensor IIO Common # CONFIG_HID_SENSOR_IIO_COMMON=y CONFIG_HID_SENSOR_IIO_TRIGGER=y # end of Hid Sensor IIO Common # # IIO SCMI Sensors # # end of IIO SCMI Sensors # # SSP Sensor Common # # CONFIG_IIO_SSP_SENSORHUB is not set # end of SSP Sensor Common # # Digital to analog converters # # CONFIG_AD3530R is not set # CONFIG_AD3552R_HS is not set # CONFIG_AD3552R is not set # CONFIG_AD5064 is not set # CONFIG_AD5360 is not set # CONFIG_AD5380 is not set # CONFIG_AD5421 is not set # CONFIG_AD5446_SPI is not set # CONFIG_AD5446_I2C is not set # CONFIG_AD5449 is not set # CONFIG_AD5592R is not set # CONFIG_AD5593R is not set # CONFIG_AD5504 is not set # CONFIG_AD5624R_SPI is not set # CONFIG_AD9739A is not set # CONFIG_LTC2688 is not set # CONFIG_AD5686_SPI is not set # CONFIG_AD5696_I2C is not set # CONFIG_AD5755 is not set # CONFIG_AD5758 is not set # CONFIG_AD5761 is not set # CONFIG_AD5764 is not set # CONFIG_AD5766 is not set # CONFIG_AD5770R is not set # CONFIG_AD5791 is not set # CONFIG_AD7293 is not set # CONFIG_AD7303 is not set # CONFIG_AD8460 is not set # CONFIG_AD8801 is not set # CONFIG_BD79703 is not set # CONFIG_CIO_DAC is not set # CONFIG_DPOT_DAC is not set # CONFIG_DS4424 is not set # CONFIG_LTC1660 is not set # CONFIG_LTC2632 is not set # CONFIG_LTC2664 is not set # CONFIG_M62332 is not set # CONFIG_MAX517 is not set # CONFIG_MAX22007 is not set # CONFIG_MAX5522 is not set # CONFIG_MAX5821 is not set # CONFIG_MCP4725 is not set # CONFIG_MCP4728 is not set # CONFIG_MCP47FEB02 is not set # CONFIG_MCP4821 is not set # CONFIG_MCP4922 is not set # CONFIG_TI_DAC082S085 is not set # CONFIG_TI_DAC5571 is not set # CONFIG_TI_DAC7311 is not set # CONFIG_TI_DAC7612 is not set # CONFIG_VF610_DAC is not set # end of Digital to analog converters # # IIO dummy driver # # end of IIO dummy driver # # Filters # # CONFIG_ADMV8818 is not set # end of Filters # # Frequency Synthesizers DDS/PLL # # # Clock Generator/Distribution # # CONFIG_AD9523 is not set # end of Clock Generator/Distribution # # Phase-Locked Loop (PLL) frequency synthesizers # # CONFIG_ADF4350 is not set # CONFIG_ADF4371 is not set # CONFIG_ADF4377 is not set # CONFIG_ADMFM2000 is not set # CONFIG_ADMV1013 is not set # CONFIG_ADMV1014 is not set # CONFIG_ADMV4420 is not set # CONFIG_ADRF6780 is not set # end of Phase-Locked Loop (PLL) frequency synthesizers # end of Frequency Synthesizers DDS/PLL # # Digital gyroscope sensors # # CONFIG_ADIS16080 is not set # CONFIG_ADIS16130 is not set # CONFIG_ADIS16136 is not set # CONFIG_ADIS16260 is not set # CONFIG_ADXRS290 is not set # CONFIG_ADXRS450 is not set # CONFIG_BMG160 is not set # CONFIG_FXAS21002C is not set CONFIG_HID_SENSOR_GYRO_3D=y # CONFIG_MPU3050_I2C is not set # CONFIG_IIO_ST_GYRO_3AXIS is not set # CONFIG_ITG3200 is not set # end of Digital gyroscope sensors # # Health Sensors # # # Heart Rate Monitors # # CONFIG_AFE4403 is not set # CONFIG_AFE4404 is not set # CONFIG_MAX30100 is not set # CONFIG_MAX30102 is not set # end of Heart Rate Monitors # end of Health Sensors # # Humidity sensors # # CONFIG_AM2315 is not set # CONFIG_DHT11 is not set # CONFIG_ENS210 is not set # CONFIG_HDC100X is not set # CONFIG_HDC2010 is not set # CONFIG_HDC3020 is not set CONFIG_HID_SENSOR_HUMIDITY=y # CONFIG_HTS221 is not set # CONFIG_HTU21 is not set # CONFIG_SI7005 is not set # CONFIG_SI7020 is not set # end of Humidity sensors # # Inertial measurement units # # CONFIG_ADIS16400 is not set # CONFIG_ADIS16460 is not set # CONFIG_ADIS16475 is not set # CONFIG_ADIS16480 is not set # CONFIG_ADIS16550 is not set # CONFIG_BMI160_I2C is not set # CONFIG_BMI160_SPI is not set # CONFIG_BMI270_I2C is not set # CONFIG_BMI270_SPI is not set # CONFIG_BMI323_I2C is not set # CONFIG_BMI323_SPI is not set # CONFIG_BOSCH_BNO055_SERIAL is not set # CONFIG_BOSCH_BNO055_I2C is not set # CONFIG_FXOS8700_I2C is not set # CONFIG_FXOS8700_SPI is not set # CONFIG_KMX61 is not set # CONFIG_INV_ICM42600_I2C is not set # CONFIG_INV_ICM42600_SPI is not set # CONFIG_INV_ICM45600_I2C is not set # CONFIG_INV_ICM45600_SPI is not set # CONFIG_INV_MPU6050_I2C is not set # CONFIG_INV_MPU6050_SPI is not set # CONFIG_SMI240 is not set # CONFIG_SMI330_I2C is not set # CONFIG_SMI330_SPI is not set # CONFIG_IIO_ST_LSM6DSX is not set # CONFIG_IIO_ST_LSM9DS0 is not set # end of Inertial measurement units # # Light sensors # # CONFIG_ACPI_ALS is not set # CONFIG_ADJD_S311 is not set # CONFIG_ADUX1020 is not set # CONFIG_AL3000A is not set # CONFIG_AL3010 is not set # CONFIG_AL3320A is not set # CONFIG_APDS9160 is not set # CONFIG_APDS9300 is not set # CONFIG_APDS9306 is not set # CONFIG_APDS9960 is not set # CONFIG_AS73211 is not set # CONFIG_BH1745 is not set # CONFIG_BH1750 is not set # CONFIG_BH1780 is not set # CONFIG_CM32181 is not set # CONFIG_CM3232 is not set # CONFIG_CM3323 is not set # CONFIG_CM3605 is not set # CONFIG_CM36651 is not set # CONFIG_GP2AP002 is not set # CONFIG_GP2AP020A00F is not set # CONFIG_SENSORS_ISL29018 is not set # CONFIG_SENSORS_ISL29028 is not set # CONFIG_ISL29125 is not set # CONFIG_ISL76682 is not set CONFIG_HID_SENSOR_ALS=y CONFIG_HID_SENSOR_PROX=y # CONFIG_JSA1212 is not set # CONFIG_ROHM_BU27034 is not set # CONFIG_RPR0521 is not set # CONFIG_LTR390 is not set # CONFIG_LTR501 is not set # CONFIG_LTRF216A is not set # CONFIG_LV0104CS is not set # CONFIG_MAX44000 is not set # CONFIG_MAX44009 is not set # CONFIG_NOA1305 is not set # CONFIG_OPT3001 is not set # CONFIG_OPT4001 is not set # CONFIG_OPT4060 is not set # CONFIG_PA12203001 is not set # CONFIG_SI1133 is not set # CONFIG_SI1145 is not set # CONFIG_STK3310 is not set # CONFIG_ST_UVIS25 is not set # CONFIG_TCS3414 is not set # CONFIG_TCS3472 is not set # CONFIG_SENSORS_TSL2563 is not set # CONFIG_TSL2583 is not set # CONFIG_TSL2591 is not set # CONFIG_TSL2772 is not set # CONFIG_TSL4531 is not set # CONFIG_US5182D is not set # CONFIG_VCNL4000 is not set # CONFIG_VCNL4035 is not set # CONFIG_VEML3235 is not set # CONFIG_VEML6030 is not set # CONFIG_VEML6040 is not set # CONFIG_VEML6046X00 is not set # CONFIG_VEML6070 is not set # CONFIG_VEML6075 is not set # CONFIG_VL6180 is not set # CONFIG_ZOPT2201 is not set # end of Light sensors # # Magnetometer sensors # # CONFIG_AF8133J is not set # CONFIG_AK8974 is not set # CONFIG_AK8975 is not set # CONFIG_AK09911 is not set # CONFIG_ALS31300 is not set # CONFIG_BMC150_MAGN_I2C is not set # CONFIG_BMC150_MAGN_SPI is not set # CONFIG_MAG3110 is not set CONFIG_HID_SENSOR_MAGNETOMETER_3D=y # CONFIG_MMC35240 is not set # CONFIG_MMC5633 is not set # CONFIG_IIO_ST_MAGN_3AXIS is not set # CONFIG_INFINEON_TLV493D is not set # CONFIG_SENSORS_HMC5843_I2C is not set # CONFIG_SENSORS_HMC5843_SPI is not set # CONFIG_SENSORS_RM3100_I2C is not set # CONFIG_SENSORS_RM3100_SPI is not set # CONFIG_SI7210 is not set # CONFIG_TI_TMAG5273 is not set # CONFIG_YAMAHA_YAS530 is not set # end of Magnetometer sensors # # Multiplexers # # CONFIG_IIO_MUX is not set # end of Multiplexers # # Inclinometer sensors # CONFIG_HID_SENSOR_INCLINOMETER_3D=y CONFIG_HID_SENSOR_DEVICE_ROTATION=y # end of Inclinometer sensors # # Triggers - standalone # # CONFIG_IIO_INTERRUPT_TRIGGER is not set # CONFIG_IIO_SYSFS_TRIGGER is not set # end of Triggers - standalone # # Linear and angular position sensors # CONFIG_HID_SENSOR_CUSTOM_INTEL_HINGE=y # end of Linear and angular position sensors # # Digital potentiometers # # CONFIG_AD5110 is not set # CONFIG_AD5272 is not set # CONFIG_DS1803 is not set # CONFIG_MAX5432 is not set # CONFIG_MAX5481 is not set # CONFIG_MAX5487 is not set # CONFIG_MCP4018 is not set # CONFIG_MCP4131 is not set # CONFIG_MCP4531 is not set # CONFIG_MCP41010 is not set # CONFIG_TPL0102 is not set # CONFIG_X9250 is not set # end of Digital potentiometers # # Digital potentiostats # # CONFIG_LMP91000 is not set # end of Digital potentiostats # # Pressure sensors # # CONFIG_ABP060MG is not set # CONFIG_ABP2030PA_I2C is not set # CONFIG_ABP2030PA_SPI is not set # CONFIG_ROHM_BM1390 is not set # CONFIG_BMP280 is not set # CONFIG_DLHL60D is not set # CONFIG_DPS310 is not set CONFIG_HID_SENSOR_PRESS=y # CONFIG_HP03 is not set # CONFIG_HSC030PA is not set # CONFIG_ICP10100 is not set # CONFIG_MPL115_I2C is not set # CONFIG_MPL115_SPI is not set # CONFIG_MPL3115 is not set # CONFIG_MPRLS0025PA_I2C is not set # CONFIG_MPRLS0025PA_SPI is not set # CONFIG_MS5611 is not set # CONFIG_MS5637 is not set # CONFIG_SDP500 is not set # CONFIG_IIO_ST_PRESS is not set # CONFIG_T5403 is not set # CONFIG_HP206C is not set # CONFIG_ZPA2326 is not set # CONFIG_ADP810 is not set # end of Pressure sensors # # Lightning sensors # # CONFIG_AS3935 is not set # end of Lightning sensors # # Proximity and distance sensors # # CONFIG_D3323AA is not set # CONFIG_HX9023S is not set # CONFIG_IRSD200 is not set # CONFIG_ISL29501 is not set # CONFIG_LIDAR_LITE_V2 is not set # CONFIG_MB1232 is not set # CONFIG_PING is not set # CONFIG_RFD77402 is not set # CONFIG_SRF04 is not set # CONFIG_SX9310 is not set # CONFIG_SX9324 is not set # CONFIG_SX9360 is not set # CONFIG_SX9500 is not set # CONFIG_SRF08 is not set # CONFIG_VCNL3020 is not set # CONFIG_VL53L0X_I2C is not set # CONFIG_AW96103 is not set # end of Proximity and distance sensors # # Resolver to digital converters # # CONFIG_AD2S90 is not set # CONFIG_AD2S1200 is not set # CONFIG_AD2S1210 is not set # end of Resolver to digital converters # # Temperature sensors # # CONFIG_LTC2983 is not set # CONFIG_MAXIM_THERMOCOUPLE is not set CONFIG_HID_SENSOR_TEMP=y # CONFIG_MLX90614 is not set # CONFIG_MLX90632 is not set # CONFIG_MLX90635 is not set # CONFIG_TMP006 is not set # CONFIG_TMP007 is not set # CONFIG_TMP117 is not set # CONFIG_TSYS01 is not set # CONFIG_TSYS02D is not set # CONFIG_MAX30208 is not set # CONFIG_MAX31856 is not set # CONFIG_MAX31865 is not set # CONFIG_MCP9600 is not set # end of Temperature sensors # CONFIG_NTB is not set # CONFIG_PWM is not set # # IRQ chip support # CONFIG_IRQCHIP=y CONFIG_IRQ_MSI_LIB=y # CONFIG_AL_FIC is not set # CONFIG_XILINX_INTC is not set # end of IRQ chip support # CONFIG_IPACK_BUS is not set CONFIG_RESET_CONTROLLER=y # CONFIG_RESET_GPIO is not set # CONFIG_RESET_INTEL_GW is not set # CONFIG_RESET_SIMPLE is not set # CONFIG_RESET_TI_SYSCON is not set # CONFIG_RESET_TI_TPS380X is not set # # PHY Subsystem # CONFIG_GENERIC_PHY=y # CONFIG_PHY_CAN_TRANSCEIVER is not set # CONFIG_PHY_GOOGLE_USB is not set CONFIG_USB_LGM_PHY=y # CONFIG_PHY_NXP_PTN3222 is not set # # PHY drivers for Broadcom platforms # # CONFIG_BCM_KONA_USB2_PHY is not set # end of PHY drivers for Broadcom platforms # CONFIG_PHY_CADENCE_TORRENT is not set # CONFIG_PHY_CADENCE_DPHY is not set # CONFIG_PHY_CADENCE_DPHY_RX is not set # CONFIG_PHY_CADENCE_SIERRA is not set # CONFIG_PHY_CADENCE_SALVO is not set # CONFIG_PHY_INTEL_LGM_COMBO is not set # CONFIG_PHY_INTEL_LGM_EMMC is not set # CONFIG_PHY_PXA_28NM_HSIC is not set # CONFIG_PHY_PXA_28NM_USB2 is not set CONFIG_PHY_CPCAP_USB=y # CONFIG_PHY_MAPPHONE_MDM6600 is not set # CONFIG_PHY_OCELOT_SERDES is not set CONFIG_PHY_QCOM_USB_HS=y CONFIG_PHY_QCOM_USB_HSIC=y CONFIG_PHY_SAMSUNG_USB2=y CONFIG_PHY_TUSB1210=y # end of PHY Subsystem # CONFIG_POWERCAP is not set # CONFIG_MCB is not set # # Performance monitor support # # CONFIG_DWC_PCIE_PMU is not set # end of Performance monitor support CONFIG_RAS=y CONFIG_USB4=y # CONFIG_USB4_DEBUGFS_WRITE is not set # CONFIG_USB4_DMA_TEST is not set # # Android # CONFIG_ANDROID_BINDER_IPC=y CONFIG_ANDROID_BINDERFS=y CONFIG_ANDROID_BINDER_DEVICES="binder0,binder1" # end of Android CONFIG_LIBNVDIMM=y CONFIG_BLK_DEV_PMEM=y CONFIG_ND_CLAIM=y CONFIG_ND_BTT=y CONFIG_BTT=y CONFIG_ND_PFN=y CONFIG_NVDIMM_PFN=y CONFIG_NVDIMM_DAX=y CONFIG_OF_PMEM=y # CONFIG_RAMDAX is not set CONFIG_NVDIMM_KEYS=y # CONFIG_NVDIMM_SECURITY_TEST is not set CONFIG_DAX=y CONFIG_DEV_DAX=y # CONFIG_DEV_DAX_PMEM is not set # CONFIG_DEV_DAX_KMEM is not set CONFIG_NVMEM=y CONFIG_NVMEM_SYSFS=y CONFIG_NVMEM_LAYOUTS=y # # Layout Types # # CONFIG_NVMEM_LAYOUT_SL28_VPD is not set # CONFIG_NVMEM_LAYOUT_ONIE_TLV is not set # CONFIG_NVMEM_LAYOUT_U_BOOT_ENV is not set # end of Layout Types # CONFIG_NVMEM_RMEM is not set # CONFIG_NVMEM_U_BOOT_ENV is not set # # HW tracing support # # CONFIG_STM is not set # CONFIG_INTEL_TH is not set # end of HW tracing support # CONFIG_FPGA is not set # CONFIG_FSI is not set CONFIG_TEE=y CONFIG_TEE_DMABUF_HEAPS=y CONFIG_OPTEE_STATIC_PROTMEM_POOL=y # CONFIG_MUX_CORE is not set # CONFIG_SIOX is not set # CONFIG_SLIMBUS is not set # CONFIG_INTERCONNECT is not set CONFIG_COUNTER=y # CONFIG_INTEL_QEP is not set # CONFIG_INTERRUPT_CNT is not set CONFIG_MOST=y CONFIG_MOST_USB_HDM=y # CONFIG_MOST_CDEV is not set # CONFIG_MOST_SND is not set # CONFIG_PECI is not set # CONFIG_HTE is not set # end of Device Drivers # # File systems # CONFIG_DCACHE_WORD_ACCESS=y CONFIG_VALIDATE_FS_PARSER=y CONFIG_FS_IOMAP=y CONFIG_FS_STACK=y CONFIG_BUFFER_HEAD=y CONFIG_LEGACY_DIRECT_IO=y # CONFIG_EXT2_FS is not set CONFIG_EXT4_FS=y CONFIG_EXT4_USE_FOR_EXT2=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y # CONFIG_EXT4_DEBUG is not set CONFIG_JBD2=y # CONFIG_JBD2_DEBUG is not set CONFIG_FS_MBCACHE=y CONFIG_JFS_FS=y CONFIG_JFS_POSIX_ACL=y CONFIG_JFS_SECURITY=y CONFIG_JFS_DEBUG=y # CONFIG_JFS_STATISTICS is not set CONFIG_XFS_FS=y # CONFIG_XFS_SUPPORT_V4 is not set # CONFIG_XFS_SUPPORT_ASCII_CI is not set CONFIG_XFS_QUOTA=y CONFIG_XFS_POSIX_ACL=y CONFIG_XFS_RT=y # CONFIG_XFS_ONLINE_SCRUB is not set # CONFIG_XFS_WARN is not set # CONFIG_XFS_DEBUG is not set CONFIG_GFS2_FS=y CONFIG_GFS2_FS_LOCKING_DLM=y CONFIG_OCFS2_FS=y CONFIG_OCFS2_FS_O2CB=y CONFIG_OCFS2_FS_USERSPACE_CLUSTER=y CONFIG_OCFS2_FS_STATS=y # CONFIG_OCFS2_DEBUG_MASKLOG is not set CONFIG_OCFS2_DEBUG_FS=y CONFIG_BTRFS_FS=y CONFIG_BTRFS_FS_POSIX_ACL=y # CONFIG_BTRFS_FS_RUN_SANITY_TESTS is not set # CONFIG_BTRFS_DEBUG is not set CONFIG_BTRFS_ASSERT=y # CONFIG_BTRFS_EXPERIMENTAL is not set CONFIG_NILFS2_FS=y CONFIG_F2FS_FS=y CONFIG_F2FS_STAT_FS=y CONFIG_F2FS_FS_XATTR=y CONFIG_F2FS_FS_POSIX_ACL=y CONFIG_F2FS_FS_SECURITY=y CONFIG_F2FS_CHECK_FS=y CONFIG_F2FS_FAULT_INJECTION=y CONFIG_F2FS_FS_COMPRESSION=y CONFIG_F2FS_FS_LZO=y CONFIG_F2FS_FS_LZORLE=y CONFIG_F2FS_FS_LZ4=y CONFIG_F2FS_FS_LZ4HC=y CONFIG_F2FS_FS_ZSTD=y # CONFIG_F2FS_IOSTAT is not set # CONFIG_F2FS_UNFAIR_RWSEM is not set CONFIG_ZONEFS_FS=y CONFIG_FS_DAX=y CONFIG_FS_DAX_PMD=y CONFIG_FS_POSIX_ACL=y CONFIG_EXPORTFS=y CONFIG_EXPORTFS_BLOCK_OPS=y CONFIG_FILE_LOCKING=y CONFIG_FS_ENCRYPTION=y CONFIG_FS_ENCRYPTION_ALGS=y # CONFIG_FS_ENCRYPTION_INLINE_CRYPT is not set CONFIG_FS_VERITY=y CONFIG_FS_VERITY_BUILTIN_SIGNATURES=y CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY_USER=y CONFIG_FANOTIFY=y CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y CONFIG_QUOTA=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_QUOTA_DEBUG is not set CONFIG_QUOTA_TREE=y # CONFIG_QFMT_V1 is not set CONFIG_QFMT_V2=y CONFIG_QUOTACTL=y CONFIG_AUTOFS_FS=y CONFIG_FUSE_FS=y CONFIG_CUSE=y CONFIG_VIRTIO_FS=y CONFIG_FUSE_DAX=y # CONFIG_FUSE_PASSTHROUGH is not set # CONFIG_FUSE_IO_URING is not set CONFIG_OVERLAY_FS=y CONFIG_OVERLAY_FS_REDIRECT_DIR=y CONFIG_OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW=y CONFIG_OVERLAY_FS_INDEX=y # CONFIG_OVERLAY_FS_NFS_EXPORT is not set # CONFIG_OVERLAY_FS_XINO_AUTO is not set # CONFIG_OVERLAY_FS_METACOPY is not set CONFIG_OVERLAY_FS_DEBUG=y # # Caches # CONFIG_NETFS_SUPPORT=y # CONFIG_NETFS_STATS is not set # CONFIG_NETFS_DEBUG is not set CONFIG_FSCACHE=y # CONFIG_FSCACHE_STATS is not set CONFIG_CACHEFILES=y # CONFIG_CACHEFILES_DEBUG is not set # CONFIG_CACHEFILES_ERROR_INJECTION is not set # CONFIG_CACHEFILES_ONDEMAND is not set # end of Caches # # CD-ROM/DVD Filesystems # CONFIG_ISO9660_FS=y CONFIG_JOLIET=y CONFIG_ZISOFS=y CONFIG_UDF_FS=y # end of CD-ROM/DVD Filesystems # # DOS/FAT/EXFAT/NT Filesystems # CONFIG_FAT_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" # CONFIG_FAT_DEFAULT_UTF8 is not set CONFIG_EXFAT_FS=y CONFIG_EXFAT_DEFAULT_IOCHARSET="utf8" # CONFIG_NTFS_FS is not set CONFIG_NTFS3_FS=y # CONFIG_NTFS3_64BIT_CLUSTER is not set CONFIG_NTFS3_LZX_XPRESS=y CONFIG_NTFS3_FS_POSIX_ACL=y # end of DOS/FAT/EXFAT/NT Filesystems # # Pseudo filesystems # CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_VMCORE=y # CONFIG_PROC_VMCORE_DEVICE_DUMP is not set CONFIG_PROC_SYSCTL=y CONFIG_PROC_PAGE_MONITOR=y CONFIG_PROC_CHILDREN=y CONFIG_PROC_PID_ARCH_STATUS=y CONFIG_KERNFS=y CONFIG_SYSFS=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y CONFIG_TMPFS_XATTR=y # CONFIG_TMPFS_INODE64 is not set CONFIG_TMPFS_QUOTA=y CONFIG_ARCH_SUPPORTS_HUGETLBFS=y CONFIG_HUGETLBFS=y # CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP_DEFAULT_ON is not set CONFIG_HUGETLB_PAGE=y CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP=y CONFIG_HUGETLB_PMD_PAGE_TABLE_SHARING=y CONFIG_ARCH_HAS_GIGANTIC_PAGE=y CONFIG_CONFIGFS_FS=y # end of Pseudo filesystems CONFIG_MISC_FILESYSTEMS=y CONFIG_ORANGEFS_FS=y CONFIG_ADFS_FS=y # CONFIG_ADFS_FS_RW is not set CONFIG_AFFS_FS=y CONFIG_ECRYPT_FS=y CONFIG_ECRYPT_FS_MESSAGING=y CONFIG_HFS_FS=y CONFIG_HFSPLUS_FS=y CONFIG_BEFS_FS=y # CONFIG_BEFS_DEBUG is not set CONFIG_BFS_FS=y CONFIG_EFS_FS=y CONFIG_JFFS2_FS=y CONFIG_JFFS2_FS_DEBUG=0 CONFIG_JFFS2_FS_WRITEBUFFER=y # CONFIG_JFFS2_FS_WBUF_VERIFY is not set CONFIG_JFFS2_SUMMARY=y CONFIG_JFFS2_FS_XATTR=y CONFIG_JFFS2_FS_POSIX_ACL=y CONFIG_JFFS2_FS_SECURITY=y CONFIG_JFFS2_COMPRESSION_OPTIONS=y CONFIG_JFFS2_ZLIB=y CONFIG_JFFS2_LZO=y CONFIG_JFFS2_RTIME=y CONFIG_JFFS2_RUBIN=y # CONFIG_JFFS2_CMODE_NONE is not set CONFIG_JFFS2_CMODE_PRIORITY=y # CONFIG_JFFS2_CMODE_SIZE is not set # CONFIG_JFFS2_CMODE_FAVOURLZO is not set CONFIG_UBIFS_FS=y CONFIG_UBIFS_FS_ADVANCED_COMPR=y CONFIG_UBIFS_FS_LZO=y CONFIG_UBIFS_FS_ZLIB=y CONFIG_UBIFS_FS_ZSTD=y CONFIG_UBIFS_ATIME_SUPPORT=y CONFIG_UBIFS_FS_XATTR=y CONFIG_UBIFS_FS_SECURITY=y # CONFIG_UBIFS_FS_AUTHENTICATION is not set CONFIG_CRAMFS=y CONFIG_CRAMFS_BLOCKDEV=y CONFIG_CRAMFS_MTD=y CONFIG_SQUASHFS=y # CONFIG_SQUASHFS_FILE_CACHE is not set CONFIG_SQUASHFS_FILE_DIRECT=y CONFIG_SQUASHFS_DECOMP_MULTI=y # CONFIG_SQUASHFS_CHOICE_DECOMP_BY_MOUNT is not set # CONFIG_SQUASHFS_COMPILE_DECOMP_SINGLE is not set CONFIG_SQUASHFS_COMPILE_DECOMP_MULTI=y # CONFIG_SQUASHFS_COMPILE_DECOMP_MULTI_PERCPU is not set # CONFIG_SQUASHFS_MOUNT_DECOMP_THREADS is not set CONFIG_SQUASHFS_XATTR=y # CONFIG_SQUASHFS_COMP_CACHE_FULL is not set CONFIG_SQUASHFS_ZLIB=y CONFIG_SQUASHFS_LZ4=y CONFIG_SQUASHFS_LZO=y CONFIG_SQUASHFS_XZ=y CONFIG_SQUASHFS_ZSTD=y CONFIG_SQUASHFS_4K_DEVBLK_SIZE=y # CONFIG_SQUASHFS_EMBEDDED is not set CONFIG_SQUASHFS_FRAGMENT_CACHE_SIZE=3 CONFIG_VXFS_FS=y CONFIG_MINIX_FS=y CONFIG_OMFS_FS=y CONFIG_HPFS_FS=y CONFIG_QNX4FS_FS=y CONFIG_QNX6FS_FS=y # CONFIG_QNX6FS_DEBUG is not set CONFIG_ROMFS_FS=y # CONFIG_ROMFS_BACKED_BY_BLOCK is not set # CONFIG_ROMFS_BACKED_BY_MTD is not set CONFIG_ROMFS_BACKED_BY_BOTH=y CONFIG_ROMFS_ON_BLOCK=y CONFIG_ROMFS_ON_MTD=y CONFIG_PSTORE=y CONFIG_PSTORE_DEFAULT_KMSG_BYTES=10240 CONFIG_PSTORE_COMPRESS=y # CONFIG_PSTORE_CONSOLE is not set # CONFIG_PSTORE_PMSG is not set # CONFIG_PSTORE_RAM is not set # CONFIG_PSTORE_BLK is not set CONFIG_UFS_FS=y CONFIG_UFS_FS_WRITE=y # CONFIG_UFS_DEBUG is not set CONFIG_EROFS_FS=y # CONFIG_EROFS_FS_DEBUG is not set CONFIG_EROFS_FS_XATTR=y CONFIG_EROFS_FS_POSIX_ACL=y CONFIG_EROFS_FS_SECURITY=y # CONFIG_EROFS_FS_BACKED_BY_FILE is not set CONFIG_EROFS_FS_ZIP=y # CONFIG_EROFS_FS_ZIP_LZMA is not set # CONFIG_EROFS_FS_ZIP_DEFLATE is not set # CONFIG_EROFS_FS_ZIP_ZSTD is not set # CONFIG_EROFS_FS_ZIP_ACCEL is not set # CONFIG_EROFS_FS_ONDEMAND is not set # CONFIG_EROFS_FS_PCPU_KTHREAD is not set # CONFIG_EROFS_FS_PAGE_CACHE_SHARE is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y # CONFIG_NFS_V2 is not set CONFIG_NFS_V3=y CONFIG_NFS_V3_ACL=y CONFIG_NFS_V4=y # CONFIG_NFS_SWAP is not set CONFIG_NFS_V4_0=y CONFIG_NFS_V4_2=y CONFIG_PNFS_FILE_LAYOUT=y CONFIG_PNFS_BLOCK=y CONFIG_PNFS_FLEXFILE_LAYOUT=y CONFIG_NFS_V4_1_IMPLEMENTATION_ID_DOMAIN="kernel.org" # CONFIG_NFS_V4_1_MIGRATION is not set CONFIG_NFS_V4_SECURITY_LABEL=y CONFIG_ROOT_NFS=y CONFIG_NFS_FSCACHE=y # CONFIG_NFS_USE_LEGACY_DNS is not set CONFIG_NFS_USE_KERNEL_DNS=y # CONFIG_NFS_DISABLE_UDP_SUPPORT is not set CONFIG_NFS_V4_2_READ_PLUS=y CONFIG_NFSD=y # CONFIG_NFSD_V2 is not set CONFIG_NFSD_V3_ACL=y CONFIG_NFSD_V4=y CONFIG_NFSD_PNFS=y CONFIG_NFSD_BLOCKLAYOUT=y CONFIG_NFSD_SCSILAYOUT=y CONFIG_NFSD_FLEXFILELAYOUT=y CONFIG_NFSD_V4_2_INTER_SSC=y CONFIG_NFSD_V4_SECURITY_LABEL=y # CONFIG_NFSD_LEGACY_CLIENT_TRACKING is not set # CONFIG_NFSD_V4_POSIX_ACLS is not set CONFIG_GRACE_PERIOD=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_NFS_ACL_SUPPORT=y CONFIG_NFS_COMMON=y # CONFIG_NFS_LOCALIO is not set CONFIG_NFS_V4_2_SSC_HELPER=y CONFIG_SUNRPC=y CONFIG_SUNRPC_GSS=y CONFIG_SUNRPC_BACKCHANNEL=y CONFIG_RPCSEC_GSS_KRB5=y # CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA1 is not set # CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_CAMELLIA is not set # CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA2 is not set # CONFIG_SUNRPC_DEBUG is not set # CONFIG_SUNRPC_XPRT_RDMA is not set CONFIG_CEPH_FS=y CONFIG_CEPH_FSCACHE=y CONFIG_CEPH_FS_POSIX_ACL=y # CONFIG_CEPH_FS_SECURITY_LABEL is not set CONFIG_CIFS=y # CONFIG_CIFS_STATS2 is not set CONFIG_CIFS_ALLOW_INSECURE_LEGACY=y CONFIG_CIFS_UPCALL=y CONFIG_CIFS_XATTR=y CONFIG_CIFS_POSIX=y CONFIG_CIFS_DEBUG=y # CONFIG_CIFS_DEBUG2 is not set # CONFIG_CIFS_DEBUG_DUMP_KEYS is not set CONFIG_CIFS_DFS_UPCALL=y CONFIG_CIFS_SWN_UPCALL=y CONFIG_CIFS_SMB_DIRECT=y CONFIG_CIFS_FSCACHE=y # CONFIG_CIFS_ROOT is not set # CONFIG_CIFS_COMPRESSION is not set CONFIG_SMB_SERVER=y # CONFIG_SMB_SERVER_SMBDIRECT is not set # CONFIG_SMB_SERVER_CHECK_CAP_NET_ADMIN is not set # CONFIG_SMB_SERVER_KERBEROS5 is not set CONFIG_SMB_COMMON_SMBDIRECT=y CONFIG_SMBFS=y # CONFIG_CODA_FS is not set CONFIG_AFS_FS=y # CONFIG_AFS_DEBUG is not set CONFIG_AFS_FSCACHE=y # CONFIG_AFS_DEBUG_CURSOR is not set CONFIG_9P_FS=y CONFIG_9P_FSCACHE=y CONFIG_9P_FS_POSIX_ACL=y CONFIG_9P_FS_SECURITY=y CONFIG_NLS=y CONFIG_NLS_DEFAULT="utf8" CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_737=y CONFIG_NLS_CODEPAGE_775=y CONFIG_NLS_CODEPAGE_850=y CONFIG_NLS_CODEPAGE_852=y CONFIG_NLS_CODEPAGE_855=y CONFIG_NLS_CODEPAGE_857=y CONFIG_NLS_CODEPAGE_860=y CONFIG_NLS_CODEPAGE_861=y CONFIG_NLS_CODEPAGE_862=y CONFIG_NLS_CODEPAGE_863=y CONFIG_NLS_CODEPAGE_864=y CONFIG_NLS_CODEPAGE_865=y CONFIG_NLS_CODEPAGE_866=y CONFIG_NLS_CODEPAGE_869=y CONFIG_NLS_CODEPAGE_936=y CONFIG_NLS_CODEPAGE_950=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_CODEPAGE_949=y CONFIG_NLS_CODEPAGE_874=y CONFIG_NLS_ISO8859_8=y CONFIG_NLS_CODEPAGE_1250=y CONFIG_NLS_CODEPAGE_1251=y CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y CONFIG_NLS_ISO8859_2=y CONFIG_NLS_ISO8859_3=y CONFIG_NLS_ISO8859_4=y CONFIG_NLS_ISO8859_5=y CONFIG_NLS_ISO8859_6=y CONFIG_NLS_ISO8859_7=y CONFIG_NLS_ISO8859_9=y CONFIG_NLS_ISO8859_13=y CONFIG_NLS_ISO8859_14=y CONFIG_NLS_ISO8859_15=y CONFIG_NLS_KOI8_R=y CONFIG_NLS_KOI8_U=y CONFIG_NLS_MAC_ROMAN=y CONFIG_NLS_MAC_CELTIC=y CONFIG_NLS_MAC_CENTEURO=y CONFIG_NLS_MAC_CROATIAN=y CONFIG_NLS_MAC_CYRILLIC=y CONFIG_NLS_MAC_GAELIC=y CONFIG_NLS_MAC_GREEK=y CONFIG_NLS_MAC_ICELAND=y CONFIG_NLS_MAC_INUIT=y CONFIG_NLS_MAC_ROMANIAN=y CONFIG_NLS_MAC_TURKISH=y CONFIG_NLS_UTF8=y CONFIG_NLS_UCS2_UTILS=y CONFIG_DLM=y # CONFIG_DLM_DEBUG is not set CONFIG_UNICODE=y CONFIG_IO_WQ=y # end of File systems # # Security options # CONFIG_KEYS=y CONFIG_KEYS_REQUEST_CACHE=y CONFIG_PERSISTENT_KEYRINGS=y CONFIG_BIG_KEYS=y CONFIG_TRUSTED_KEYS=y # CONFIG_TRUSTED_KEYS_TPM is not set # CONFIG_TRUSTED_KEYS_TEE is not set # # No trust source selected! # CONFIG_ENCRYPTED_KEYS=y # CONFIG_USER_DECRYPTED_DATA is not set CONFIG_KEY_DH_OPERATIONS=y CONFIG_KEY_NOTIFICATIONS=y # CONFIG_SECURITY_DMESG_RESTRICT is not set CONFIG_PROC_MEM_ALWAYS_FORCE=y # CONFIG_PROC_MEM_FORCE_PTRACE is not set # CONFIG_PROC_MEM_NO_FORCE is not set CONFIG_SECURITY=y CONFIG_HAS_SECURITY_AUDIT=y CONFIG_SECURITYFS=y CONFIG_SECURITY_NETWORK=y CONFIG_SECURITY_INFINIBAND=y CONFIG_SECURITY_NETWORK_XFRM=y CONFIG_SECURITY_PATH=y # CONFIG_INTEL_TXT is not set # CONFIG_STATIC_USERMODEHELPER is not set # CONFIG_SECURITY_SELINUX is not set # CONFIG_SECURITY_SMACK is not set CONFIG_SECURITY_TOMOYO=y CONFIG_SECURITY_TOMOYO_MAX_ACCEPT_ENTRY=64 CONFIG_SECURITY_TOMOYO_MAX_AUDIT_LOG=32 CONFIG_SECURITY_TOMOYO_OMIT_USERSPACE_LOADER=y CONFIG_SECURITY_TOMOYO_INSECURE_BUILTIN_SETTING=y CONFIG_SECURITY_APPARMOR=y CONFIG_SECURITY_APPARMOR_DEBUG=y CONFIG_SECURITY_APPARMOR_DEBUG_ASSERTS=y # CONFIG_SECURITY_APPARMOR_DEBUG_MESSAGES is not set CONFIG_SECURITY_APPARMOR_INTROSPECT_POLICY=y CONFIG_SECURITY_APPARMOR_HASH=y CONFIG_SECURITY_APPARMOR_HASH_DEFAULT=y # CONFIG_SECURITY_APPARMOR_EXPORT_BINARY is not set # CONFIG_SECURITY_APPARMOR_PARANOID_LOAD is not set # CONFIG_SECURITY_LOADPIN is not set CONFIG_SECURITY_YAMA=y CONFIG_SECURITY_SAFESETID=y CONFIG_SECURITY_LOCKDOWN_LSM=y CONFIG_SECURITY_LOCKDOWN_LSM_EARLY=y CONFIG_LOCK_DOWN_KERNEL_FORCE_NONE=y # CONFIG_LOCK_DOWN_KERNEL_FORCE_INTEGRITY is not set # CONFIG_LOCK_DOWN_KERNEL_FORCE_CONFIDENTIALITY is not set CONFIG_SECURITY_LANDLOCK=y # CONFIG_SECURITY_IPE is not set CONFIG_INTEGRITY=y CONFIG_INTEGRITY_SIGNATURE=y CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y CONFIG_INTEGRITY_TRUSTED_KEYRING=y CONFIG_INTEGRITY_AUDIT=y CONFIG_IMA=y CONFIG_IMA_MEASURE_PCR_IDX=10 CONFIG_IMA_LSM_RULES=y CONFIG_IMA_NG_TEMPLATE=y # CONFIG_IMA_SIG_TEMPLATE is not set CONFIG_IMA_DEFAULT_TEMPLATE="ima-ng" # CONFIG_IMA_DEFAULT_HASH_SHA1 is not set CONFIG_IMA_DEFAULT_HASH_SHA256=y # CONFIG_IMA_DEFAULT_HASH_SHA512 is not set # CONFIG_IMA_DEFAULT_HASH_WP512 is not set CONFIG_IMA_DEFAULT_HASH="sha256" CONFIG_IMA_WRITE_POLICY=y CONFIG_IMA_READ_POLICY=y CONFIG_IMA_APPRAISE=y # CONFIG_IMA_ARCH_POLICY is not set # CONFIG_IMA_APPRAISE_BUILD_POLICY is not set # CONFIG_IMA_APPRAISE_BOOTPARAM is not set CONFIG_IMA_APPRAISE_MODSIG=y # CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY is not set # CONFIG_IMA_BLACKLIST_KEYRING is not set # CONFIG_IMA_LOAD_X509 is not set CONFIG_IMA_MEASURE_ASYMMETRIC_KEYS=y CONFIG_IMA_QUEUE_EARLY_BOOT_KEYS=y # CONFIG_IMA_DISABLE_HTABLE is not set CONFIG_EVM=y CONFIG_EVM_ATTR_FSUUID=y CONFIG_EVM_ADD_XATTRS=y # CONFIG_EVM_LOAD_X509 is not set # CONFIG_DEFAULT_SECURITY_TOMOYO is not set CONFIG_DEFAULT_SECURITY_APPARMOR=y # CONFIG_DEFAULT_SECURITY_DAC is not set CONFIG_LSM="landlock,lockdown,yama,safesetid,integrity,tomoyo,apparmor,bpf" # # Kernel hardening options # # # Memory initialization # CONFIG_CC_HAS_AUTO_VAR_INIT_PATTERN=y CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO_BARE=y CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO=y # CONFIG_INIT_STACK_NONE is not set # CONFIG_INIT_STACK_ALL_PATTERN is not set CONFIG_INIT_STACK_ALL_ZERO=y CONFIG_CC_HAS_SANCOV_STACK_DEPTH_CALLBACK=y # CONFIG_KSTACK_ERASE is not set CONFIG_INIT_ON_ALLOC_DEFAULT_ON=y # CONFIG_INIT_ON_FREE_DEFAULT_ON is not set CONFIG_CC_HAS_ZERO_CALL_USED_REGS=y # CONFIG_ZERO_CALL_USED_REGS is not set # end of Memory initialization # # Bounds checking # CONFIG_FORTIFY_SOURCE=y CONFIG_HARDENED_USERCOPY=y # CONFIG_HARDENED_USERCOPY_DEFAULT_ON is not set # end of Bounds checking # # Hardening of kernel data structures # CONFIG_LIST_HARDENED=y CONFIG_RUST_BITMAP_HARDENED=y CONFIG_BUG_ON_DATA_CORRUPTION=y # end of Hardening of kernel data structures CONFIG_CC_HAS_RANDSTRUCT=y CONFIG_RANDSTRUCT_NONE=y # CONFIG_RANDSTRUCT_FULL is not set # end of Kernel hardening options # end of Security options CONFIG_ASYNC_CORE=y CONFIG_ASYNC_MEMCPY=y CONFIG_ASYNC_XOR=y CONFIG_ASYNC_PQ=y CONFIG_ASYNC_RAID6_RECOV=y CONFIG_CRYPTO=y # # Crypto core or helper # CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD=y CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_SIG=y CONFIG_CRYPTO_SIG2=y CONFIG_CRYPTO_SKCIPHER=y CONFIG_CRYPTO_SKCIPHER2=y CONFIG_CRYPTO_HASH=y CONFIG_CRYPTO_HASH2=y CONFIG_CRYPTO_RNG=y CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_RNG_DEFAULT=y CONFIG_CRYPTO_AKCIPHER2=y CONFIG_CRYPTO_AKCIPHER=y CONFIG_CRYPTO_KPP2=y CONFIG_CRYPTO_KPP=y CONFIG_CRYPTO_ACOMP2=y CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_MANAGER2=y CONFIG_CRYPTO_USER=y # CONFIG_CRYPTO_SELFTESTS is not set # CONFIG_CRYPTO_NULL is not set CONFIG_CRYPTO_PCRYPT=y CONFIG_CRYPTO_CRYPTD=y CONFIG_CRYPTO_AUTHENC=y CONFIG_CRYPTO_KRB5ENC=y # CONFIG_CRYPTO_BENCHMARK is not set CONFIG_CRYPTO_ENGINE=y # end of Crypto core or helper # # Public-key cryptography # CONFIG_CRYPTO_RSA=y CONFIG_CRYPTO_DH=y # CONFIG_CRYPTO_DH_RFC7919_GROUPS is not set CONFIG_CRYPTO_ECC=y CONFIG_CRYPTO_ECDH=y CONFIG_CRYPTO_ECDSA=y CONFIG_CRYPTO_ECRDSA=y CONFIG_CRYPTO_MLDSA=y # end of Public-key cryptography # # Block ciphers # CONFIG_CRYPTO_AES=y CONFIG_CRYPTO_ANUBIS=y CONFIG_CRYPTO_ARIA=y CONFIG_CRYPTO_BLOWFISH=y CONFIG_CRYPTO_BLOWFISH_COMMON=y CONFIG_CRYPTO_CAMELLIA=y CONFIG_CRYPTO_CAST_COMMON=y CONFIG_CRYPTO_CAST5=y CONFIG_CRYPTO_CAST6=y CONFIG_CRYPTO_DES=y CONFIG_CRYPTO_FCRYPT=y CONFIG_CRYPTO_KHAZAD=y CONFIG_CRYPTO_SEED=y CONFIG_CRYPTO_SERPENT=y CONFIG_CRYPTO_SM4=y CONFIG_CRYPTO_SM4_GENERIC=y CONFIG_CRYPTO_TEA=y CONFIG_CRYPTO_TWOFISH=y CONFIG_CRYPTO_TWOFISH_COMMON=y # end of Block ciphers # # Length-preserving ciphers and modes # CONFIG_CRYPTO_ADIANTUM=y CONFIG_CRYPTO_ARC4=y CONFIG_CRYPTO_CHACHA20=y CONFIG_CRYPTO_CBC=y CONFIG_CRYPTO_CTR=y CONFIG_CRYPTO_CTS=y CONFIG_CRYPTO_ECB=y CONFIG_CRYPTO_HCTR2=y CONFIG_CRYPTO_LRW=y CONFIG_CRYPTO_PCBC=y CONFIG_CRYPTO_XCTR=y CONFIG_CRYPTO_XTS=y # end of Length-preserving ciphers and modes # # AEAD (authenticated encryption with associated data) ciphers # CONFIG_CRYPTO_AEGIS128=y CONFIG_CRYPTO_CHACHA20POLY1305=y CONFIG_CRYPTO_CCM=y CONFIG_CRYPTO_GCM=y CONFIG_CRYPTO_GENIV=y CONFIG_CRYPTO_SEQIV=y CONFIG_CRYPTO_ECHAINIV=y CONFIG_CRYPTO_ESSIV=y # end of AEAD (authenticated encryption with associated data) ciphers # # Hashes, digests, and MACs # CONFIG_CRYPTO_BLAKE2B=y CONFIG_CRYPTO_CMAC=y CONFIG_CRYPTO_GHASH=y CONFIG_CRYPTO_HMAC=y # CONFIG_CRYPTO_MD4 is not set # CONFIG_CRYPTO_MD5 is not set CONFIG_CRYPTO_MICHAEL_MIC=y CONFIG_CRYPTO_RMD160=y CONFIG_CRYPTO_SHA1=y CONFIG_CRYPTO_SHA256=y CONFIG_CRYPTO_SHA512=y CONFIG_CRYPTO_SHA3=y # CONFIG_CRYPTO_SM3_GENERIC is not set CONFIG_CRYPTO_STREEBOG=y CONFIG_CRYPTO_WP512=y CONFIG_CRYPTO_XCBC=y CONFIG_CRYPTO_XXHASH=y # end of Hashes, digests, and MACs # # CRCs (cyclic redundancy checks) # CONFIG_CRYPTO_CRC32C=y # CONFIG_CRYPTO_CRC32 is not set # end of CRCs (cyclic redundancy checks) # # Compression # CONFIG_CRYPTO_DEFLATE=y CONFIG_CRYPTO_LZO=y CONFIG_CRYPTO_842=y CONFIG_CRYPTO_LZ4=y CONFIG_CRYPTO_LZ4HC=y CONFIG_CRYPTO_ZSTD=y # end of Compression # # Random number generation # CONFIG_CRYPTO_DRBG_MENU=y CONFIG_CRYPTO_DRBG_HMAC=y CONFIG_CRYPTO_DRBG_HASH=y CONFIG_CRYPTO_DRBG_CTR=y CONFIG_CRYPTO_DRBG=y CONFIG_CRYPTO_JITTERENTROPY=y CONFIG_CRYPTO_JITTERENTROPY_MEMORY_BLOCKS=64 CONFIG_CRYPTO_JITTERENTROPY_MEMORY_BLOCKSIZE=32 CONFIG_CRYPTO_JITTERENTROPY_OSR=1 CONFIG_CRYPTO_KDF800108_CTR=y CONFIG_CRYPTO_DF80090A=y # end of Random number generation # # Userspace interface # CONFIG_CRYPTO_USER_API=y CONFIG_CRYPTO_USER_API_HASH=y CONFIG_CRYPTO_USER_API_SKCIPHER=y CONFIG_CRYPTO_USER_API_RNG=y # CONFIG_CRYPTO_USER_API_RNG_CAVP is not set CONFIG_CRYPTO_USER_API_AEAD=y CONFIG_CRYPTO_USER_API_ENABLE_OBSOLETE=y # end of Userspace interface # # Accelerated Cryptographic Algorithms for CPU (x86) # CONFIG_CRYPTO_AES_NI_INTEL=y CONFIG_CRYPTO_BLOWFISH_X86_64=y CONFIG_CRYPTO_CAMELLIA_X86_64=y CONFIG_CRYPTO_CAMELLIA_AESNI_AVX_X86_64=y CONFIG_CRYPTO_CAMELLIA_AESNI_AVX2_X86_64=y CONFIG_CRYPTO_CAST5_AVX_X86_64=y CONFIG_CRYPTO_CAST6_AVX_X86_64=y CONFIG_CRYPTO_DES3_EDE_X86_64=y CONFIG_CRYPTO_SERPENT_SSE2_X86_64=y CONFIG_CRYPTO_SERPENT_AVX_X86_64=y CONFIG_CRYPTO_SERPENT_AVX2_X86_64=y CONFIG_CRYPTO_SM4_AESNI_AVX_X86_64=y CONFIG_CRYPTO_SM4_AESNI_AVX2_X86_64=y CONFIG_CRYPTO_TWOFISH_X86_64=y CONFIG_CRYPTO_TWOFISH_X86_64_3WAY=y CONFIG_CRYPTO_TWOFISH_AVX_X86_64=y CONFIG_CRYPTO_ARIA_AESNI_AVX_X86_64=y # CONFIG_CRYPTO_ARIA_AESNI_AVX2_X86_64 is not set # CONFIG_CRYPTO_ARIA_GFNI_AVX512_X86_64 is not set CONFIG_CRYPTO_AEGIS128_AESNI_SSE2=y CONFIG_CRYPTO_SM3_AVX_X86_64=y CONFIG_CRYPTO_GHASH_CLMUL_NI_INTEL=y # end of Accelerated Cryptographic Algorithms for CPU (x86) CONFIG_CRYPTO_HW=y CONFIG_CRYPTO_DEV_PADLOCK=y CONFIG_CRYPTO_DEV_PADLOCK_AES=y CONFIG_CRYPTO_DEV_PADLOCK_SHA=y # CONFIG_CRYPTO_DEV_ATMEL_ECC is not set # CONFIG_CRYPTO_DEV_ATMEL_SHA204A is not set CONFIG_CRYPTO_DEV_CCP=y CONFIG_CRYPTO_DEV_CCP_DD=y # CONFIG_CRYPTO_DEV_SP_CCP is not set # CONFIG_CRYPTO_DEV_SP_PSP is not set # CONFIG_CRYPTO_DEV_NITROX_CNN55XX is not set CONFIG_CRYPTO_DEV_QAT=y CONFIG_CRYPTO_DEV_QAT_DH895xCC=y CONFIG_CRYPTO_DEV_QAT_C3XXX=y CONFIG_CRYPTO_DEV_QAT_C62X=y # CONFIG_CRYPTO_DEV_QAT_4XXX is not set # CONFIG_CRYPTO_DEV_QAT_420XX is not set # CONFIG_CRYPTO_DEV_QAT_6XXX is not set CONFIG_CRYPTO_DEV_QAT_DH895xCCVF=y CONFIG_CRYPTO_DEV_QAT_C3XXXVF=y CONFIG_CRYPTO_DEV_QAT_C62XVF=y # CONFIG_CRYPTO_DEV_QAT_ERROR_INJECTION is not set CONFIG_CRYPTO_DEV_VIRTIO=y # CONFIG_CRYPTO_DEV_SAFEXCEL is not set # CONFIG_CRYPTO_DEV_CCREE is not set # CONFIG_CRYPTO_DEV_AMLOGIC_GXL is not set CONFIG_ASYMMETRIC_KEY_TYPE=y CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y CONFIG_X509_CERTIFICATE_PARSER=y CONFIG_PKCS8_PRIVATE_KEY_PARSER=y CONFIG_PKCS7_MESSAGE_PARSER=y # CONFIG_PKCS7_WAIVE_AUTHATTRS_REJECTION_FOR_MLDSA is not set CONFIG_PKCS7_TEST_KEY=y CONFIG_SIGNED_PE_FILE_VERIFICATION=y # CONFIG_FIPS_SIGNATURE_SELFTEST is not set # # Certificates for signature checking # CONFIG_MODULE_SIG_KEY="certs/signing_key.pem" # CONFIG_MODULE_SIG_KEY_TYPE_RSA is not set CONFIG_MODULE_SIG_KEY_TYPE_MLDSA_44=y # CONFIG_MODULE_SIG_KEY_TYPE_MLDSA_65 is not set # CONFIG_MODULE_SIG_KEY_TYPE_MLDSA_87 is not set CONFIG_SYSTEM_TRUSTED_KEYRING=y CONFIG_SYSTEM_TRUSTED_KEYS="" # CONFIG_SYSTEM_EXTRA_CERTIFICATE is not set CONFIG_SECONDARY_TRUSTED_KEYRING=y # CONFIG_SECONDARY_TRUSTED_KEYRING_SIGNED_BY_BUILTIN is not set # CONFIG_SYSTEM_BLACKLIST_KEYRING is not set CONFIG_OPENSSL_SUPPORTS_ML_DSA=y # end of Certificates for signature checking CONFIG_CRYPTO_KRB5=y # CONFIG_CRYPTO_KRB5_SELFTESTS is not set CONFIG_BINARY_PRINTF=y # # Library routines # CONFIG_RAID6_PQ=y # CONFIG_RAID6_PQ_BENCHMARK is not set CONFIG_LINEAR_RANGES=y # CONFIG_PACKING is not set CONFIG_BITREVERSE=y CONFIG_GENERIC_STRNCPY_FROM_USER=y CONFIG_GENERIC_STRNLEN_USER=y CONFIG_GENERIC_NET_UTILS=y # CONFIG_CORDIC is not set # CONFIG_PRIME_NUMBERS is not set CONFIG_RATIONAL=y CONFIG_GENERIC_IOMAP=y CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y CONFIG_ARCH_HAS_FAST_MULTIPLIER=y CONFIG_ARCH_USE_SYM_ANNOTATIONS=y CONFIG_CRC8=y CONFIG_CRC16=y CONFIG_CRC_CCITT=y CONFIG_CRC_ITU_T=y CONFIG_CRC_T10DIF=y CONFIG_CRC_T10DIF_ARCH=y CONFIG_CRC32=y CONFIG_CRC32_ARCH=y CONFIG_CRC64=y CONFIG_CRC64_ARCH=y CONFIG_CRC_OPTIMIZATIONS=y # # Crypto library routines # CONFIG_CRYPTO_HASH_INFO=y CONFIG_CRYPTO_LIB_UTILS=y CONFIG_CRYPTO_LIB_AES=y CONFIG_CRYPTO_LIB_AES_ARCH=y CONFIG_CRYPTO_LIB_AES_CBC_MACS=y CONFIG_CRYPTO_LIB_ARC4=y CONFIG_CRYPTO_LIB_GF128MUL=y CONFIG_CRYPTO_LIB_BLAKE2B=y CONFIG_CRYPTO_LIB_BLAKE2S_ARCH=y CONFIG_CRYPTO_LIB_CHACHA=y CONFIG_CRYPTO_LIB_CHACHA_ARCH=y CONFIG_CRYPTO_LIB_CURVE25519=y CONFIG_CRYPTO_LIB_CURVE25519_ARCH=y CONFIG_CRYPTO_LIB_CURVE25519_GENERIC=y CONFIG_CRYPTO_LIB_DES=y CONFIG_CRYPTO_LIB_MD5=y CONFIG_CRYPTO_LIB_MLDSA=y CONFIG_CRYPTO_LIB_NH=y CONFIG_CRYPTO_LIB_NH_ARCH=y CONFIG_CRYPTO_LIB_POLY1305=y CONFIG_CRYPTO_LIB_POLY1305_ARCH=y CONFIG_CRYPTO_LIB_POLY1305_GENERIC=y CONFIG_CRYPTO_LIB_POLY1305_RSIZE=11 CONFIG_CRYPTO_LIB_POLYVAL=y CONFIG_CRYPTO_LIB_POLYVAL_ARCH=y CONFIG_CRYPTO_LIB_CHACHA20POLY1305=y CONFIG_CRYPTO_LIB_SHA1=y CONFIG_CRYPTO_LIB_SHA1_ARCH=y CONFIG_CRYPTO_LIB_SHA256=y CONFIG_CRYPTO_LIB_SHA256_ARCH=y CONFIG_CRYPTO_LIB_SHA512=y CONFIG_CRYPTO_LIB_SHA512_ARCH=y CONFIG_CRYPTO_LIB_SHA3=y CONFIG_CRYPTO_LIB_SM3=y # end of Crypto library routines CONFIG_XOR_BLOCKS=y CONFIG_XOR_BLOCKS_ARCH=y CONFIG_XXHASH=y # CONFIG_RANDOM32_SELFTEST is not set CONFIG_842_COMPRESS=y CONFIG_842_DECOMPRESS=y CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y CONFIG_LZO_COMPRESS=y CONFIG_LZO_DECOMPRESS=y CONFIG_LZ4_COMPRESS=y CONFIG_LZ4HC_COMPRESS=y CONFIG_LZ4_DECOMPRESS=y CONFIG_ZSTD_COMMON=y CONFIG_ZSTD_COMPRESS=y CONFIG_ZSTD_DECOMPRESS=y CONFIG_XZ_DEC=y CONFIG_XZ_DEC_X86=y CONFIG_XZ_DEC_POWERPC=y CONFIG_XZ_DEC_ARM=y CONFIG_XZ_DEC_ARMTHUMB=y CONFIG_XZ_DEC_ARM64=y CONFIG_XZ_DEC_SPARC=y CONFIG_XZ_DEC_RISCV=y # CONFIG_XZ_DEC_MICROLZMA is not set CONFIG_XZ_DEC_BCJ=y # CONFIG_XZ_DEC_TEST is not set CONFIG_DECOMPRESS_GZIP=y CONFIG_DECOMPRESS_BZIP2=y CONFIG_DECOMPRESS_LZMA=y CONFIG_DECOMPRESS_XZ=y CONFIG_DECOMPRESS_LZO=y CONFIG_DECOMPRESS_LZ4=y CONFIG_DECOMPRESS_ZSTD=y CONFIG_GENERIC_ALLOCATOR=y CONFIG_REED_SOLOMON=y CONFIG_REED_SOLOMON_DEC8=y CONFIG_TEXTSEARCH=y CONFIG_TEXTSEARCH_KMP=y CONFIG_TEXTSEARCH_BM=y CONFIG_TEXTSEARCH_FSM=y CONFIG_INTERVAL_TREE=y CONFIG_INTERVAL_TREE_SPAN_ITER=y CONFIG_XARRAY_MULTI=y CONFIG_ASSOCIATIVE_ARRAY=y CONFIG_CLOSURES=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y CONFIG_HAS_IOPORT_MAP=y CONFIG_HAS_DMA=y CONFIG_DMA_OPS_HELPERS=y CONFIG_NEED_SG_DMA_FLAGS=y CONFIG_NEED_SG_DMA_LENGTH=y CONFIG_NEED_DMA_MAP_STATE=y CONFIG_ARCH_DMA_ADDR_T_64BIT=y CONFIG_DMA_DECLARE_COHERENT=y CONFIG_SWIOTLB=y # CONFIG_SWIOTLB_DYNAMIC is not set CONFIG_DMA_NEED_SYNC=y # CONFIG_DMA_RESTRICTED_POOL is not set CONFIG_DMA_CMA=y # CONFIG_DMA_NUMA_CMA is not set # # Default contiguous memory area size: # CONFIG_CMA_SIZE_MBYTES=0 CONFIG_CMA_SIZE_PERCENTAGE=0 # CONFIG_CMA_SIZE_SEL_MBYTES is not set # CONFIG_CMA_SIZE_SEL_PERCENTAGE is not set # CONFIG_CMA_SIZE_SEL_MIN is not set CONFIG_CMA_SIZE_SEL_MAX=y CONFIG_CMA_ALIGNMENT=8 # CONFIG_DMA_API_DEBUG is not set # CONFIG_DMA_MAP_BENCHMARK is not set CONFIG_SGL_ALLOC=y CONFIG_CHECK_SIGNATURE=y # CONFIG_CPUMASK_OFFSTACK is not set CONFIG_CPU_RMAP=y CONFIG_DQL=y CONFIG_GLOB=y CONFIG_NLATTR=y CONFIG_CLZ_TAB=y CONFIG_IRQ_POLL=y CONFIG_MPILIB=y CONFIG_SIGNATURE=y CONFIG_DIMLIB=y CONFIG_LIBFDT=y CONFIG_OID_REGISTRY=y CONFIG_HAVE_GENERIC_VDSO=y CONFIG_GENERIC_GETTIMEOFDAY=y CONFIG_GENERIC_VDSO_OVERFLOW_PROTECT=y CONFIG_VDSO_GETRANDOM=y CONFIG_FONT_SUPPORT=y # CONFIG_FONTS is not set CONFIG_FONT_8x8=y CONFIG_FONT_8x16=y CONFIG_SG_POOL=y CONFIG_ARCH_HAS_PMEM_API=y CONFIG_MEMREGION=y CONFIG_ARCH_HAS_CPU_CACHE_INVALIDATE_MEMREGION=y CONFIG_ARCH_HAS_UACCESS_FLUSHCACHE=y CONFIG_ARCH_HAS_COPY_MC=y CONFIG_ARCH_STACKWALK=y CONFIG_STACKDEPOT=y CONFIG_STACKDEPOT_ALWAYS_INIT=y CONFIG_STACKDEPOT_MAX_FRAMES=64 CONFIG_REF_TRACKER=y CONFIG_SBITMAP=y # CONFIG_LWQ_TEST is not set # end of Library routines CONFIG_FIRMWARE_TABLE=y CONFIG_UNION_FIND=y # # Kernel hacking # # # printk and dmesg options # CONFIG_PRINTK_TIME=y CONFIG_PRINTK_CALLER=y # CONFIG_STACKTRACE_BUILD_ID is not set CONFIG_CONSOLE_LOGLEVEL_DEFAULT=7 CONFIG_CONSOLE_LOGLEVEL_QUIET=4 CONFIG_MESSAGE_LOGLEVEL_DEFAULT=4 # CONFIG_BOOT_PRINTK_DELAY is not set CONFIG_DYNAMIC_DEBUG=y CONFIG_DYNAMIC_DEBUG_CORE=y CONFIG_SYMBOLIC_ERRNAME=y CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_BUGVERBOSE_DETAILED=y # end of printk and dmesg options CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_MISC=y # # Compile-time checks and compiler options # CONFIG_DEBUG_INFO=y CONFIG_AS_HAS_NON_CONST_ULEB128=y # CONFIG_DEBUG_INFO_NONE is not set # CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT is not set CONFIG_DEBUG_INFO_DWARF4=y # CONFIG_DEBUG_INFO_DWARF5 is not set # CONFIG_DEBUG_INFO_REDUCED is not set CONFIG_DEBUG_INFO_COMPRESSED_NONE=y # CONFIG_DEBUG_INFO_COMPRESSED_ZLIB is not set # CONFIG_DEBUG_INFO_COMPRESSED_ZSTD is not set # CONFIG_DEBUG_INFO_SPLIT is not set # CONFIG_DEBUG_INFO_BTF is not set CONFIG_PAHOLE_HAS_BTF_TAG=y CONFIG_PAHOLE_HAS_LANG_EXCLUDE=y # CONFIG_GDB_SCRIPTS is not set CONFIG_FRAME_WARN=2048 # CONFIG_STRIP_ASM_SYMS is not set # CONFIG_HEADERS_INSTALL is not set CONFIG_SECTION_MISMATCH_WARN_ONLY=y # CONFIG_DEBUG_FORCE_FUNCTION_ALIGN_64B is not set CONFIG_OBJTOOL=y # CONFIG_OBJTOOL_WERROR is not set CONFIG_NOINSTR_VALIDATION=y # CONFIG_VMLINUX_MAP is not set # CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # end of Compile-time checks and compiler options # # Generic Kernel Debugging Instruments # # CONFIG_MAGIC_SYSRQ is not set CONFIG_DEBUG_FS=y CONFIG_DEBUG_FS_ALLOW_ALL=y # CONFIG_DEBUG_FS_ALLOW_NONE is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set CONFIG_ARCH_HAS_UBSAN=y CONFIG_UBSAN=y # CONFIG_UBSAN_TRAP is not set CONFIG_CC_HAS_UBSAN_ARRAY_BOUNDS=y CONFIG_UBSAN_BOUNDS=y CONFIG_UBSAN_ARRAY_BOUNDS=y CONFIG_UBSAN_SHIFT=y # CONFIG_UBSAN_BOOL is not set # CONFIG_UBSAN_ENUM is not set # CONFIG_UBSAN_ALIGNMENT is not set # CONFIG_TEST_UBSAN is not set CONFIG_HAVE_ARCH_KCSAN=y CONFIG_HAVE_KCSAN_COMPILER=y # end of Generic Kernel Debugging Instruments # # Networking Debugging # CONFIG_NET_DEV_REFCNT_TRACKER=y CONFIG_NET_NS_REFCNT_TRACKER=y CONFIG_DEBUG_NET=y # CONFIG_DEBUG_NET_SMALL_RTNL is not set # end of Networking Debugging # # Memory Debugging # CONFIG_PAGE_EXTENSION=y # CONFIG_DEBUG_PAGEALLOC is not set CONFIG_SLUB_DEBUG=y # CONFIG_SLUB_DEBUG_ON is not set CONFIG_SLUB_RCU_DEBUG=y CONFIG_PAGE_OWNER=y CONFIG_PAGE_TABLE_CHECK=y CONFIG_PAGE_TABLE_CHECK_ENFORCED=y CONFIG_PAGE_POISONING=y # CONFIG_DEBUG_PAGE_REF is not set # CONFIG_DEBUG_RODATA_TEST is not set CONFIG_ARCH_HAS_DEBUG_WX=y CONFIG_DEBUG_WX=y CONFIG_ARCH_HAS_PTDUMP=y CONFIG_PTDUMP=y CONFIG_PTDUMP_DEBUGFS=y CONFIG_HAVE_DEBUG_KMEMLEAK=y # CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_PER_VMA_LOCK_STATS is not set CONFIG_DEBUG_OBJECTS=y # CONFIG_DEBUG_OBJECTS_SELFTEST is not set CONFIG_DEBUG_OBJECTS_FREE=y CONFIG_DEBUG_OBJECTS_TIMERS=y CONFIG_DEBUG_OBJECTS_WORK=y CONFIG_DEBUG_OBJECTS_RCU_HEAD=y CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER=y CONFIG_DEBUG_OBJECTS_POOL_SIZE_SHIFT=6 CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT=1 # CONFIG_SHRINKER_DEBUG is not set CONFIG_DEBUG_STACK_USAGE=y CONFIG_SCHED_STACK_END_CHECK=y CONFIG_ARCH_HAS_DEBUG_VM_PGTABLE=y CONFIG_DEBUG_VFS=y CONFIG_DEBUG_VM_IRQSOFF=y CONFIG_DEBUG_VM=y CONFIG_DEBUG_VM_MAPLE_TREE=y CONFIG_DEBUG_VM_RB=y CONFIG_DEBUG_VM_PGFLAGS=y CONFIG_DEBUG_VM_PGTABLE=y CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y CONFIG_DEBUG_VIRTUAL=y CONFIG_DEBUG_MEMORY_INIT=y CONFIG_DEBUG_PER_CPU_MAPS=y CONFIG_DEBUG_KMAP_LOCAL=y CONFIG_ARCH_SUPPORTS_KMAP_LOCAL_FORCE_MAP=y CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP=y # CONFIG_MEM_ALLOC_PROFILING is not set CONFIG_HAVE_ARCH_KASAN=y CONFIG_HAVE_ARCH_KASAN_VMALLOC=y CONFIG_CC_HAS_KASAN_GENERIC=y CONFIG_CC_HAS_KASAN_SW_TAGS=y CONFIG_CC_HAS_WORKING_NOSANITIZE_ADDRESS=y CONFIG_KASAN=y CONFIG_CC_HAS_KASAN_MEMINTRINSIC_PREFIX=y CONFIG_KASAN_GENERIC=y # CONFIG_KASAN_OUTLINE is not set CONFIG_KASAN_INLINE=y CONFIG_KASAN_STACK=y CONFIG_KASAN_VMALLOC=y # CONFIG_KASAN_EXTRA_INFO is not set CONFIG_HAVE_ARCH_KFENCE=y CONFIG_KFENCE=y CONFIG_KFENCE_SAMPLE_INTERVAL=100 CONFIG_KFENCE_NUM_OBJECTS=255 # CONFIG_KFENCE_DEFERRABLE is not set CONFIG_KFENCE_STATIC_KEYS=y CONFIG_KFENCE_STRESS_TEST_FAULTS=0 CONFIG_HAVE_ARCH_KMSAN=y CONFIG_HAVE_KMSAN_COMPILER=y # end of Memory Debugging # CONFIG_DEBUG_SHIRQ is not set # # Debug Oops, Lockups and Hangs # CONFIG_PANIC_ON_OOPS=y CONFIG_PANIC_TIMEOUT=86400 CONFIG_LOCKUP_DETECTOR=y CONFIG_SOFTLOCKUP_DETECTOR=y # CONFIG_SOFTLOCKUP_DETECTOR_INTR_STORM is not set CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=0 CONFIG_HAVE_HARDLOCKUP_DETECTOR_BUDDY=y CONFIG_HARDLOCKUP_DETECTOR=y # CONFIG_HARDLOCKUP_DETECTOR_PREFER_BUDDY is not set CONFIG_HARDLOCKUP_DETECTOR_PERF=y # CONFIG_HARDLOCKUP_DETECTOR_BUDDY is not set # CONFIG_HARDLOCKUP_DETECTOR_ARCH is not set CONFIG_HARDLOCKUP_DETECTOR_COUNTS_HRTIMER=y CONFIG_HARDLOCKUP_CHECK_TIMESTAMP=y CONFIG_BOOTPARAM_HARDLOCKUP_PANIC=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=140 CONFIG_BOOTPARAM_HUNG_TASK_PANIC=1 # CONFIG_DETECT_HUNG_TASK_BLOCKER is not set CONFIG_WQ_WATCHDOG=y CONFIG_BOOTPARAM_WQ_STALL_PANIC=0 # CONFIG_WQ_CPU_INTENSIVE_REPORT is not set # CONFIG_TEST_LOCKUP is not set # end of Debug Oops, Lockups and Hangs # # Scheduler Debugging # CONFIG_SCHED_INFO=y CONFIG_SCHEDSTATS=y # end of Scheduler Debugging CONFIG_DEBUG_PREEMPT=y # CONFIG_DEBUG_ATOMIC is not set # # Lock Debugging (spinlocks, mutexes, etc...) # CONFIG_LOCK_DEBUGGING_SUPPORT=y CONFIG_PROVE_LOCKING=y CONFIG_PROVE_RAW_LOCK_NESTING=y # CONFIG_LOCK_STAT is not set CONFIG_DEBUG_RT_MUTEXES=y CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_MUTEXES=y CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y CONFIG_DEBUG_RWSEMS=y CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_LOCKDEP=y CONFIG_LOCKDEP_BITS=20 CONFIG_LOCKDEP_CHAINS_BITS=20 CONFIG_LOCKDEP_STACK_TRACE_BITS=20 CONFIG_LOCKDEP_STACK_TRACE_HASH_BITS=14 CONFIG_LOCKDEP_CIRCULAR_QUEUE_BITS=12 # CONFIG_DEBUG_LOCKDEP is not set CONFIG_DEBUG_ATOMIC_SLEEP=y # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_LOCK_TORTURE_TEST is not set # CONFIG_WW_MUTEX_SELFTEST is not set # CONFIG_SCF_TORTURE_TEST is not set CONFIG_CSD_LOCK_WAIT_DEBUG=y # CONFIG_CSD_LOCK_WAIT_DEBUG_DEFAULT is not set # end of Lock Debugging (spinlocks, mutexes, etc...) CONFIG_TRACE_IRQFLAGS=y CONFIG_TRACE_IRQFLAGS_NMI=y CONFIG_NMI_CHECK_CPU=y CONFIG_DEBUG_IRQFLAGS=y CONFIG_STACKTRACE=y # CONFIG_DEBUG_KOBJECT is not set # CONFIG_DEBUG_KOBJECT_RELEASE is not set # # Debug kernel data structures # CONFIG_DEBUG_LIST=y CONFIG_DEBUG_PLIST=y CONFIG_DEBUG_SG=y CONFIG_DEBUG_NOTIFIERS=y # CONFIG_DEBUG_CLOSURES is not set # CONFIG_DEBUG_XARRAY is not set CONFIG_DEBUG_MAPLE_TREE=y # end of Debug kernel data structures # # RCU Debugging # CONFIG_PROVE_RCU=y # CONFIG_RCU_SCALE_TEST is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_REF_SCALE_TEST is not set CONFIG_RCU_CPU_STALL_TIMEOUT=100 CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0 # CONFIG_RCU_CPU_STALL_CPUTIME is not set # CONFIG_RCU_TRACE is not set CONFIG_RCU_EQS_DEBUG=y # end of RCU Debugging # CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set # CONFIG_CPU_HOTPLUG_STATE_CONTROL is not set # CONFIG_LATENCYTOP is not set CONFIG_USER_STACKTRACE_SUPPORT=y CONFIG_NOP_TRACER=y CONFIG_HAVE_RETHOOK=y CONFIG_HAVE_FUNCTION_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y CONFIG_HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS=y CONFIG_HAVE_DYNAMIC_FTRACE_WITH_ARGS=y CONFIG_HAVE_FTRACE_REGS_HAVING_PT_REGS=y CONFIG_HAVE_DYNAMIC_FTRACE_NO_PATCHABLE=y CONFIG_HAVE_DYNAMIC_FTRACE_WITH_JMP=y CONFIG_HAVE_SYSCALL_TRACEPOINTS=y CONFIG_HAVE_FENTRY=y CONFIG_HAVE_OBJTOOL_MCOUNT=y CONFIG_HAVE_OBJTOOL_NOP_MCOUNT=y CONFIG_HAVE_C_RECORDMCOUNT=y CONFIG_HAVE_BUILDTIME_MCOUNT_SORT=y CONFIG_TRACE_CLOCK=y CONFIG_RING_BUFFER=y CONFIG_EVENT_TRACING=y CONFIG_CONTEXT_SWITCH_TRACER=y CONFIG_PREEMPTIRQ_TRACEPOINTS=y CONFIG_TRACING=y CONFIG_GENERIC_TRACER=y CONFIG_TRACING_SUPPORT=y CONFIG_FTRACE=y CONFIG_TRACEFS_AUTOMOUNT_DEPRECATED=y # CONFIG_BOOTTIME_TRACING is not set # CONFIG_FUNCTION_TRACER is not set # CONFIG_STACK_TRACER is not set # CONFIG_IRQSOFF_TRACER is not set # CONFIG_PREEMPT_TRACER is not set # CONFIG_SCHED_TRACER is not set # CONFIG_HWLAT_TRACER is not set # CONFIG_OSNOISE_TRACER is not set # CONFIG_TIMERLAT_TRACER is not set # CONFIG_MMIOTRACE is not set # CONFIG_FTRACE_SYSCALLS is not set # CONFIG_TRACER_SNAPSHOT is not set CONFIG_BRANCH_PROFILE_NONE=y # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set CONFIG_BLK_DEV_IO_TRACE=y CONFIG_UPROBE_EVENTS=y CONFIG_EPROBE_EVENTS=y CONFIG_BPF_EVENTS=y CONFIG_DYNAMIC_EVENTS=y CONFIG_PROBE_EVENTS=y # CONFIG_SYNTH_EVENTS is not set # CONFIG_USER_EVENTS is not set # CONFIG_HIST_TRIGGERS is not set CONFIG_TRACE_EVENT_INJECT=y # CONFIG_TRACEPOINT_BENCHMARK is not set # CONFIG_RING_BUFFER_BENCHMARK is not set # CONFIG_TRACE_EVAL_MAP_FILE is not set # CONFIG_FTRACE_STARTUP_TEST is not set # CONFIG_RING_BUFFER_STARTUP_TEST is not set CONFIG_RING_BUFFER_VALIDATE_TIME_DELTAS=y # CONFIG_PREEMPTIRQ_DELAY_TEST is not set # CONFIG_RV is not set # CONFIG_TRACE_REMOTE_TEST is not set CONFIG_PROVIDE_OHCI1394_DMA_INIT=y # CONFIG_SAMPLES is not set CONFIG_HAVE_SAMPLE_FTRACE_DIRECT=y CONFIG_HAVE_SAMPLE_FTRACE_DIRECT_MULTI=y CONFIG_ARCH_HAS_DEVMEM_IS_ALLOWED=y # CONFIG_STRICT_DEVMEM is not set # # x86 Debugging # CONFIG_EARLY_PRINTK_USB=y CONFIG_X86_VERBOSE_BOOTUP=y CONFIG_EARLY_PRINTK=y CONFIG_EARLY_PRINTK_DBGP=y # CONFIG_EARLY_PRINTK_USB_XDBC is not set # CONFIG_DEBUG_TLBFLUSH is not set CONFIG_HAVE_MMIOTRACE_SUPPORT=y # CONFIG_X86_DECODER_SELFTEST is not set CONFIG_IO_DELAY_0X80=y # CONFIG_IO_DELAY_0XED is not set # CONFIG_IO_DELAY_UDELAY is not set # CONFIG_IO_DELAY_NONE is not set CONFIG_DEBUG_BOOT_PARAMS=y # CONFIG_CPA_DEBUG is not set CONFIG_DEBUG_ENTRY=y # CONFIG_DEBUG_NMI_SELFTEST is not set CONFIG_X86_DEBUG_FPU=y # CONFIG_PUNIT_ATOM_DEBUG is not set CONFIG_UNWINDER_ORC=y # CONFIG_UNWINDER_FRAME_POINTER is not set # end of x86 Debugging # # Kernel Testing and Coverage # # CONFIG_KUNIT is not set # CONFIG_NOTIFIER_ERROR_INJECTION is not set CONFIG_FAULT_INJECTION=y CONFIG_FAILSLAB=y CONFIG_FAIL_PAGE_ALLOC=y CONFIG_FAULT_INJECTION_USERCOPY=y CONFIG_FAIL_MAKE_REQUEST=y CONFIG_FAIL_IO_TIMEOUT=y CONFIG_FAIL_FUTEX=y CONFIG_FAULT_INJECTION_DEBUG_FS=y # CONFIG_FAIL_MMC_REQUEST is not set # CONFIG_FAIL_SKB_REALLOC is not set CONFIG_FAULT_INJECTION_CONFIGFS=y # CONFIG_FAULT_INJECTION_STACKTRACE_FILTER is not set CONFIG_ARCH_HAS_KCOV=y CONFIG_KCOV=y CONFIG_KCOV_ENABLE_COMPARISONS=y CONFIG_KCOV_INSTRUMENT_ALL=y CONFIG_KCOV_IRQ_AREA_SIZE=0x40000 # CONFIG_KCOV_SELFTEST is not set CONFIG_RUNTIME_TESTING_MENU=y # CONFIG_TEST_DHRY is not set # CONFIG_LKDTM is not set # CONFIG_TEST_DIV64 is not set # CONFIG_TEST_MULDIV64 is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_TEST_REF_TRACKER is not set # CONFIG_RBTREE_TEST is not set # CONFIG_REED_SOLOMON_TEST is not set # CONFIG_INTERVAL_TREE_TEST is not set # CONFIG_PERCPU_TEST is not set # CONFIG_ATOMIC64_SELFTEST is not set # CONFIG_ASYNC_RAID6_TEST is not set # CONFIG_TEST_HEXDUMP is not set # CONFIG_TEST_KSTRTOX is not set # CONFIG_TEST_BITMAP is not set # CONFIG_TEST_XARRAY is not set # CONFIG_TEST_MAPLE_TREE is not set # CONFIG_TEST_RHASHTABLE is not set # CONFIG_TEST_IDA is not set # CONFIG_TEST_LKM is not set # CONFIG_TEST_BITOPS is not set # CONFIG_TEST_VMALLOC is not set # CONFIG_TEST_BPF is not set # CONFIG_FIND_BIT_BENCHMARK is not set # CONFIG_FIND_BIT_BENCHMARK_RUST is not set # CONFIG_TEST_FIRMWARE is not set # CONFIG_TEST_SYSCTL is not set # CONFIG_CONTEXT_ANALYSIS_TEST is not set # CONFIG_TEST_UDELAY is not set # CONFIG_TEST_STATIC_KEYS is not set # CONFIG_TEST_DYNAMIC_DEBUG is not set # CONFIG_TEST_KMOD is not set # CONFIG_TEST_KALLSYMS is not set # CONFIG_TEST_DEBUG_VIRTUAL is not set # CONFIG_TEST_MEMCAT_P is not set # CONFIG_TEST_MEMINIT is not set # CONFIG_TEST_HMM is not set # CONFIG_TEST_FREE_PAGES is not set # CONFIG_TEST_CLOCKSOURCE_WATCHDOG is not set # CONFIG_TEST_OBJPOOL is not set CONFIG_ARCH_USE_MEMTEST=y # CONFIG_MEMTEST is not set # end of Kernel Testing and Coverage # # Rust hacking # CONFIG_RUST_DEBUG_ASSERTIONS=y CONFIG_RUST_OVERFLOW_CHECKS=y CONFIG_RUST_BUILD_ASSERT_ALLOW=y # end of Rust hacking # end of Kernel hacking CONFIG_IO_URING_ZCRX=y CONFIG_IO_URING_BPF=y |
| KernelRepo | git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git |
| ReproCID | 0 |
| ReproOpts | |
| ReproSyzID | 0 |
| SyzkallerCommit | c01bca7439117559131c7afa36f261a369581611 |
| TargetArch | amd64 |
| TargetOS | linux |
| DenialOfService | ✅ |
| Exploitable | ❌ |
| FilesystemTrigger | ❌ |
| NetworkTrigger | ❌ |
| PeripheralTrigger | ❌ |
| RemoteTrigger | ❌ |
| Unprivileged | ✅ |
| UserNamespace | ✅ |
| VMGuestTrigger | ❌ |
| VMHostTrigger | ❌ |
| Explanation |
Based on the analysis of the provided kernel bug report and source code, here is
the assessment of the vulnerability:
### Bug Explanation
The bug is a lock leak in the `userfaultfd` subsystem, specifically in the
`mfill_get_vma()` function in `mm/userfaultfd.c`.
When `mfill_get_vma()` is called (e.g., during a `UFFDIO_COPY` ioctl), it first
locks the destination VMA using `uffd_mfill_lock()` (which acquires the per-VMA
read lock and increments `vma->vm_refcnt`) and then acquires a read lock on
`ctx->map_changing_lock`.
After acquiring these locks, it performs several validation checks. If any of
these checks fail (for example, if `ctx->mmap_changing` is true, or if a
write-protect copy is requested on a VMA without `VM_UFFD_WP`), the code jumps
to the `out_unlock` label to clean up and return an error:
```c
out_unlock:
mfill_put_vma(state);
return err;
```
However, `mfill_put_vma(state)` relies on `state->vma` to know which locks to
release. The problem is that `state->vma` is only assigned at the very end of
`mfill_get_vma()` (at the `out:` label). In the error paths, `state->vma` is
still `NULL`.
When `mfill_put_vma()` sees that `state->vma` is `NULL`, it returns immediately
without doing anything:
```c
static void mfill_put_vma(struct mfill_state *state)
{
if (!state->vma)
return;
// ... releases locks ...
}
```
As a result, both the **per-VMA read lock** and the **`ctx->map_changing_lock`
read lock** are permanently leaked.
### Impact and Deadlock Scenario
If an attacker intentionally triggers this error path (e.g., by racing
`UFFDIO_COPY` with `munmap`, or simply by passing `UFFDIO_COPY_MODE_WP` on a VMA
not registered for write-protection), the locks are leaked.
Subsequently, if the process attempts to unmap or modify the VMA (e.g., via
`munmap()`), the kernel will:
1. Acquire the `mmap_write_lock` for the process.
2. Call `vma_start_write()`, which waits uninterruptibly for `vma->vm_refcnt` to
drop to 0.
3. Call `userfaultfd_unmap_prep()`, which waits uninterruptibly for
`down_write(&ctx->map_changing_lock)`.
Because the read locks were leaked, the `munmap` thread will block forever in
`D` state while holding the `mmap_write_lock`. Any other thread in the process
(or the kernel's OOM reaper) that subsequently tries to acquire `mmap_read_lock`
will also block forever. This perfectly matches the `syz.2.8` task blocked in
`mmap_read_lock` shown in the bug report.
### Security Dimensions
* **Exploitable:** **No**. This is a pure logic bug leading to unreleased locks.
It does not cause memory corruption, use-after-free, or out-of-bounds accesses,
and cannot be used for privilege escalation.
* **Denial Of Service:** **Yes**. An attacker can reliably freeze their own
process in an unkillable `D` state. Because the process cannot be killed (even
by `SIGKILL` or the OOM killer), its memory cannot be reclaimed, leading to a
resource leak. On systems with `kernel.hung_task_panic=1`, this will reliably
panic and reboot the entire system.
* **Accessible From Unprivileged Processes:** **Yes**. While full `userfaultfd`
access is often restricted to root or `CAP_SYS_PTRACE`, unprivileged users can
always create a userfaultfd by passing the `UFFD_USER_MODE_ONLY` flag. This flag
is sufficient to register a VMA and trigger the `UFFDIO_COPY` ioctl bug.
* **Accessible From User Namespaces:** **Yes**. For the same reasons as above.
* **VM Guest / Host / Network / Peripheral / Filesystem Trigger:** **No**. The
bug is strictly tied to the local `userfaultfd` syscall/ioctl interface. |
INFO: task syz.2.8:5969 blocked for more than 143 seconds.
Tainted: G L syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.8 state:D stack:27712 pid:5969 tgid:5963 ppid:5846 task_flags:0x400040 flags:0x00080002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5352 [inline]
__schedule+0x1665/0x5590 kernel/sched/core.c:6964
__schedule_loop kernel/sched/core.c:7047 [inline]
schedule+0x164/0x360 kernel/sched/core.c:7062
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7119
rwsem_down_read_slowpath+0x6d9/0x940 kernel/locking/rwsem.c:1114
__down_read_common kernel/locking/rwsem.c:1291 [inline]
__down_read kernel/locking/rwsem.c:1304 [inline]
down_read+0x99/0x2e0 kernel/locking/rwsem.c:1570
mmap_read_lock include/linux/mmap_lock.h:592 [inline]
uffd_lock_vma+0xb6/0x2d0 mm/userfaultfd.c:135
uffd_mfill_lock mm/userfaultfd.c:154 [inline]
mfill_get_vma+0xc1/0x660 mm/userfaultfd.c:217
mfill_atomic mm/userfaultfd.c:900 [inline]
mfill_atomic_copy+0x1a8/0x1580 mm/userfaultfd.c:950
userfaultfd_copy fs/userfaultfd.c:1642 [inline]
userfaultfd_ioctl+0x2bbe/0x4c70 fs/userfaultfd.c:2059
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa29a59c799
RSP: 002b:00007fa29b48a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa29a816180 RCX: 00007fa29a59c799
RDX: 0000200000000180 RSI: 00000000c028aa03 RDI: 0000000000000003
RBP: 00007fa29a632c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa29a816218 R14: 00007fa29a816180 R15: 00007ffdbeea9468
</TASK>
Showing all locks held in the system:
1 lock held by khungtaskd/30:
#0: ffffffff8eb5d6a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
#0: ffffffff8eb5d6a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:850 [inline]
#0: ffffffff8eb5d6a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6775
2 locks held by getty/5597:
#0: ffff88803778f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13c0 drivers/tty/n_tty.c:2211
4 locks held by udevd/5836:
#0: ffff888050351e18 (&p->lock){+.+.}-{4:4}, at: seq_read_iter+0xb7/0xe10 fs/seq_file.c:183
#1: ffff8880583ab080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_seq_start+0x5c/0x420 fs/kernfs/file.c:172
#2: ffff8880754df698 (kn->active#31){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
#2: ffff8880754df698 (kn->active#31){.+.+}-{0:0}, at: kernfs_seq_start+0xb2/0x420 fs/kernfs/file.c:173
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: device_lock_interruptible include/linux/device.h:946 [inline]
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
3 locks held by kworker/u9:5/5848:
#0: ffff88805794d940 ((wq_completion)hci4){+.+.}-{0:0}, at: process_one_work+0x894/0x1780 kernel/workqueue.c:3261
#1: ffffc90004417c40 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0x8bb/0x1780 kernel/workqueue.c:3262
#2: ffff88803455cea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x1d3/0x400 net/bluetooth/hci_sync.c:331
5 locks held by kworker/0:5/5891:
#0: ffff888021ebf940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x894/0x1780 kernel/workqueue.c:3261
#1: ffffc90004d87c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8bb/0x1780 kernel/workqueue.c:3262
#2: ffff88802b1f3190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:941 [inline]
#2: ffff88802b1f3190 (&dev->mutex){....}-{4:4}, at: hub_event+0x17f/0x4f30 drivers/usb/core/hub.c:5899
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:941 [inline]
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 drivers/base/dd.c:1008
#4: ffff888029570158 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:941 [inline]
#4: ffff888029570158 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 drivers/base/dd.c:1008
1 lock held by syz.2.8/5969:
#0: ffff88807af95ab8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_lock include/linux/mmap_lock.h:592 [inline]
#0: ffff88807af95ab8 (&mm->mmap_lock){++++}-{4:4}, at: uffd_lock_vma+0xb6/0x2d0 mm/userfaultfd.c:135
=============================================
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
<TASK>
dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
nmi_cpu_backtrace+0x274/0x2d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x17a/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
__sys_info lib/sys_info.c:157 [inline]
sys_info+0x135/0x170 lib/sys_info.c:165
check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline]
watchdog+0x1002/0x1060 kernel/hung_task.c:561
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: fd 91 02 e9 d3 f1 02 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 12 2a 00 fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
RSP: 0018:ffffffff8e807dc0 EFLAGS: 00000242
RAX: 00000000002ae719 RBX: ffffffff819bd2ea RCX: 0000000080000001
RDX: 0000000000000001 RSI: ffffffff8e257836 RDI: ffffffff8c4a6280
RBP: ffffffff8e807eb0 R08: ffff8880b843399b R09: 1ffff11017086733
R10: dffffc0000000000 R11: ffffed1017086734 R12: ffffffff905441f0
R13: 0000000000000000 R14: 0000000000000000 R15: 1ffffffff1d125d8
FS: 0000000000000000(0000) GS:ffff888124de2000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd5ef1e92f8 CR3: 00000000751fc000 CR4: 00000000003526f0
Call Trace:
<TASK>
arch_safe_halt arch/x86/kernel/process.c:766 [inline]
default_idle+0x9/0x20 arch/x86/kernel/process.c:767
default_idle_call+0x72/0xb0 kernel/sched/idle.c:122
cpuidle_idle_call kernel/sched/idle.c:191 [inline]
do_idle+0x1ba/0x5d0 kernel/sched/idle.c:341
cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:439
rest_init+0x2de/0x300 init/main.c:762
start_kernel+0x38f/0x3e0 init/main.c:1214
x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
x86_64_start_kernel+0x143/0x1c0 arch/x86/kernel/head64.c:291
common_startup_64+0x13e/0x147
</TASK>
| Seq | Timestamp | Type | Name | Duration |
|---|---|---|---|---|
| 0/0 | 2026/05/30 10:41 | flow | assessment-security |
57mResults:map[DenialOfService:true Explanation:Based on the analysis of the provided kernel bug report and source code, here is
the assessment of the vulnerability:
### Bug Explanation
The bug is a lock leak in the `userfaultfd` subsystem, specifically in the
`mfill_get_vma()` function in `mm/userfaultfd.c`.
When `mfill_get_vma()` is called (e.g., during a `UFFDIO_COPY` ioctl), it first
locks the destination VMA using `uffd_mfill_lock()` (which acquires the per-VMA
read lock and increments `vma->vm_refcnt`) and then acquires a read lock on
`ctx->map_changing_lock`.
After acquiring these locks, it performs several validation checks. If any of
these checks fail (for example, if `ctx->mmap_changing` is true, or if a
write-protect copy is requested on a VMA without `VM_UFFD_WP`), the code jumps
to the `out_unlock` label to clean up and return an error:
```c
out_unlock:
mfill_put_vma(state);
return err;
```
However, `mfill_put_vma(state)` relies on `state->vma` to know which locks to
release. The problem is that `state->vma` is only assigned at the very end of
`mfill_get_vma()` (at the `out:` label). In the error paths, `state->vma` is
still `NULL`.
When `mfill_put_vma()` sees that `state->vma` is `NULL`, it returns immediately
without doing anything:
```c
static void mfill_put_vma(struct mfill_state *state)
{
if (!state->vma)
return;
// ... releases locks ...
}
```
As a result, both the **per-VMA read lock** and the **`ctx->map_changing_lock`
read lock** are permanently leaked.
### Impact and Deadlock Scenario
If an attacker intentionally triggers this error path (e.g., by racing
`UFFDIO_COPY` with `munmap`, or simply by passing `UFFDIO_COPY_MODE_WP` on a VMA
not registered for write-protection), the locks are leaked.
Subsequently, if the process attempts to unmap or modify the VMA (e.g., via
`munmap()`), the kernel will:
1. Acquire the `mmap_write_lock` for the process.
2. Call `vma_start_write()`, which waits uninterruptibly for `vma->vm_refcnt` to
drop to 0.
3. Call `userfaultfd_unmap_prep()`, which waits uninterruptibly for
`down_write(&ctx->map_changing_lock)`.
Because the read locks were leaked, the `munmap` thread will block forever in
`D` state while holding the `mmap_write_lock`. Any other thread in the process
(or the kernel's OOM reaper) that subsequently tries to acquire `mmap_read_lock`
will also block forever. This perfectly matches the `syz.2.8` task blocked in
`mmap_read_lock` shown in the bug report.
### Security Dimensions
* **Exploitable:** **No**. This is a pure logic bug leading to unreleased locks.
It does not cause memory corruption, use-after-free, or out-of-bounds accesses,
and cannot be used for privilege escalation.
* **Denial Of Service:** **Yes**. An attacker can reliably freeze their own
process in an unkillable `D` state. Because the process cannot be killed (even
by `SIGKILL` or the OOM killer), its memory cannot be reclaimed, leading to a
resource leak. On systems with `kernel.hung_task_panic=1`, this will reliably
panic and reboot the entire system.
* **Accessible From Unprivileged Processes:** **Yes**. While full `userfaultfd`
access is often restricted to root or `CAP_SYS_PTRACE`, unprivileged users can
always create a userfaultfd by passing the `UFFD_USER_MODE_ONLY` flag. This flag
is sufficient to register a VMA and trigger the `UFFDIO_COPY` ioctl bug.
* **Accessible From User Namespaces:** **Yes**. For the same reasons as above.
* **VM Guest / Host / Network / Peripheral / Filesystem Trigger:** **No**. The
bug is strictly tied to the local `userfaultfd` syscall/ioctl interface. Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false] |
| 1/1 | 2026/05/30 10:41 | action | syz-repro-to-c-repro |
0mResults:map[SimplifiedCRepro:] |
| 2/1 | 2026/05/30 10:41 | action | kernel-checkouter |
1mResults:map[KernelSrc:/app/workdir/cache/src/0770c3078e1461ffeb6017e9df8948acca6f8739] |
| 3/1 | 2026/05/30 10:42 | action | kernel-builder |
29mResults:map[KernelObj:/app/workdir/cache/build/893eb6a028bd4ebe9ba5ddffa18484ae04853164] |
| 4/1 | 2026/05/30 11:12 | action | codesearch-prepare |
18mResults:map[Index:codesearch-index] |
| 5/1 | 2026/05/30 11:31 | agent | expert |
7mModel:gemini-3.1-pro-preview Results: map[DenialOfService:true Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false] Instruction: You are an experienced Linux kernel security engineer. Your task is to analyze given kernel bug report and determine its security impact based on the following dimensions. Use the provided tools to examine the source code, check for capability checks (e.g., capable(), ns_capable()), and understand the nature of the bug. Analyze the given kernel build and configuration. You can check the kernel config by grepping ".config" file; you can check kernel cmdline by grepping ".config" file for "CONFIG_CMDLINE=". Assume sysctl parameters have default values. But analyze for the corresponding production build w/o debugging tools enabled (like KASAN, KMSAN, UBSAN). Try different strategies when analyzing the bug: - think of ways in which the vulnerable code is unreachable - or the other way around: try to come up with different ideas of how an unprivileged user can reach the bug If still unsure err on the side of the bug being non-exploitable/not-accessible. In the final reply, provide a reasoning for your assessment. Analysis dimensions: * Exploitable: Determine if the bug can result in memory corruption or elevated privileges. Memory safety issues are almost always exploitable (KASAN or UBSAN reports for use-after-free, out-of-bounds; refcounting issues, corrupted lists, etc). When kernel is crashing on a completely wild pointer access (e.g. user-space address, or non-canonical address, but not on NULL or address corresponding to KASAN shadow for NULL address), including both data accesses and control transfers, that also usually implies possibility of exploitation. Such reports usually say "unable to handle kernel paging request". Uses of uninitialized values detected by KMSAN may be exploitable b/c attacker frequently can affect uninit values with spraying techniques. However, for these exploitability depends on how exactly the uninit value is used in the code, and what it affects. Think of what happens after the bug is triggered. Some bugs cause kernel panic and halt execution, they are harder to exploit. For example, BUG reports halts the kernel. However, WARNING reports don't halt execution in production builds. Debug bug detection tools (like KASAN, KMSAN, KCSAN, UBSAN) are also not enabled in production builds, so attacker can freely exploit these bugs w/o being detected by these tools. If you see an integer overflow, think how the overflowed value used later (if it's used as allocation size, or an array index). If you see an out-of-bounds read, think if it's followed by an out-of-bounds write as well. Some KCSAN data-races may be exploitable by skilled attackers as well. Think what data structures got corrupted as the result of data races and how. However, note that kernel has lots of "benign" data races that don't lead to any runtime misbehavior at all. * Denial Of Service: Determine if the bug can result in denial-of-service. Most bugs can, since they cause system crash, hangs, deadlocks, or resource leaks. This is mostly applicable to WARNING bugs that won't cause system crash in production. For these think what will be consequences of the violation of the kernel assumptions flagged by the WARNING. In some cases the unexpected condition is also properly handled by the normal control flow (e.g. with "if (WARN_ON(...))"), these won't cause denial-of-service. If the condition is not handled, then it may or may not cause denial-of-service. * Accessible From Unprivileged Processes: Determine if the bug can be reached from a typical (non-root) user process that does NOT have any special capabilities (like CAP_SYS_ADMIN, CAP_NET_ADMIN, CAP_NET_RAW, CAP_PERFMON) or access to device nodes restricted to root. Assume that unprivileged_bpf_disabled=1, that is eBPF loading is not accessible. However, cBPF (classical BPF) is still accessible to non-root processes. Assume that user namespaces are not accessible, that is, the process cannot get the mentioned capabilities even within a new user namespace (checked by ns_capable() function in the kernel sources). * Accessible From User Namespaces: Determine if the bug can be reached within a user-namespace where the process has all capabilities (including CAP_SYS_ADMIN, CAP_NET_ADMIN, CAP_NET_RAW, CAP_PERFMON). Such capabilities are checked with ns_capable() function in the kernel sources. * VM Guest Trigger: Determine if the bug can be triggered from the context of a typical KVM guest (e.g., set up by a QEMU VMM). Consider accesses to standard Linux host paravirtualized features (virtio-blk, virtio-net, etc.), and handling of VM exits in the KVM code. * VM Host Trigger in The Confidential Computing Context: Determine if the bug can be triggered in a confidential computing guest kernel from the context of a KVM host. Consider access to standard Linux guest paravirtualized features (virtio-blk, virtio-net, etc.). * Ethernet Network Trigger: Determine if the bug can be triggered by processing ingress network Ethernet traffic, either directly (network stack) or via drivers exposed to network data. * Other Remote Trigger: Determine if the bug can be triggered by processing remote traffic other than Ethernet (Wifi, Bluetooth, NFC, etc). * Peripheral Trigger: Determine if the bug can be triggered via an untrusted peripheral device that can be physically plugged into a system, such as a USB device or a niche hardware driver handling external hardware inputs. This is particularly important for mobile and desktop environments where users can plug in unknown devices. * Malicious Filesystem Trigger: Determine if the bug can be triggered by the kernel mounting and parsing a malicious filesystem image. This is highly critical for Desktop and Mobile environments where external media or downloaded images might be auto-mounted. Don't make assumptions about the kernel source code (it may be different from what you assume it is). Extensively use the provided code access tools (codesearch-*, git-*, grepper, etc) to examine the actual source code, and confirm any assumptions. Prefer calling several tools at the same time to save round-trips. Use set-results tool to provide results of the analysis. It must be called exactly once before the final reply. Ignore results of this tool. Prompt:
The kernel bug report is:
INFO: task syz.2.8:5969 blocked for more than 143 seconds.
Tainted: G L syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.8 state:D stack:27712 pid:5969 tgid:5963 ppid:5846 task_flags:0x400040 flags:0x00080002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5352 [inline]
__schedule+0x1665/0x5590 kernel/sched/core.c:6964
__schedule_loop kernel/sched/core.c:7047 [inline]
schedule+0x164/0x360 kernel/sched/core.c:7062
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7119
rwsem_down_read_slowpath+0x6d9/0x940 kernel/locking/rwsem.c:1114
__down_read_common kernel/locking/rwsem.c:1291 [inline]
__down_read kernel/locking/rwsem.c:1304 [inline]
down_read+0x99/0x2e0 kernel/locking/rwsem.c:1570
mmap_read_lock include/linux/mmap_lock.h:592 [inline]
uffd_lock_vma+0xb6/0x2d0 mm/userfaultfd.c:135
uffd_mfill_lock mm/userfaultfd.c:154 [inline]
mfill_get_vma+0xc1/0x660 mm/userfaultfd.c:217
mfill_atomic mm/userfaultfd.c:900 [inline]
mfill_atomic_copy+0x1a8/0x1580 mm/userfaultfd.c:950
userfaultfd_copy fs/userfaultfd.c:1642 [inline]
userfaultfd_ioctl+0x2bbe/0x4c70 fs/userfaultfd.c:2059
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa29a59c799
RSP: 002b:00007fa29b48a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa29a816180 RCX: 00007fa29a59c799
RDX: 0000200000000180 RSI: 00000000c028aa03 RDI: 0000000000000003
RBP: 00007fa29a632c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa29a816218 R14: 00007fa29a816180 R15: 00007ffdbeea9468
</TASK>
Showing all locks held in the system:
1 lock held by khungtaskd/30:
#0: ffffffff8eb5d6a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
#0: ffffffff8eb5d6a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:850 [inline]
#0: ffffffff8eb5d6a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6775
2 locks held by getty/5597:
#0: ffff88803778f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13c0 drivers/tty/n_tty.c:2211
4 locks held by udevd/5836:
#0: ffff888050351e18 (&p->lock){+.+.}-{4:4}, at: seq_read_iter+0xb7/0xe10 fs/seq_file.c:183
#1: ffff8880583ab080 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_seq_start+0x5c/0x420 fs/kernfs/file.c:172
#2: ffff8880754df698 (kn->active#31){.+.+}-{0:0}, at: kernfs_get_active_of fs/kernfs/file.c:80 [inline]
#2: ffff8880754df698 (kn->active#31){.+.+}-{0:0}, at: kernfs_seq_start+0xb2/0x420 fs/kernfs/file.c:173
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: device_lock_interruptible include/linux/device.h:946 [inline]
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
3 locks held by kworker/u9:5/5848:
#0: ffff88805794d940 ((wq_completion)hci4){+.+.}-{0:0}, at: process_one_work+0x894/0x1780 kernel/workqueue.c:3261
#1: ffffc90004417c40 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0x8bb/0x1780 kernel/workqueue.c:3262
#2: ffff88803455cea0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x1d3/0x400 net/bluetooth/hci_sync.c:331
5 locks held by kworker/0:5/5891:
#0: ffff888021ebf940 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x894/0x1780 kernel/workqueue.c:3261
#1: ffffc90004d87c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8bb/0x1780 kernel/workqueue.c:3262
#2: ffff88802b1f3190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:941 [inline]
#2: ffff88802b1f3190 (&dev->mutex){....}-{4:4}, at: hub_event+0x17f/0x4f30 drivers/usb/core/hub.c:5899
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:941 [inline]
#3: ffff888021b30190 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 drivers/base/dd.c:1008
#4: ffff888029570158 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:941 [inline]
#4: ffff888029570158 (&dev->mutex){....}-{4:4}, at: __device_attach+0x88/0x450 drivers/base/dd.c:1008
1 lock held by syz.2.8/5969:
#0: ffff88807af95ab8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_lock include/linux/mmap_lock.h:592 [inline]
#0: ffff88807af95ab8 (&mm->mmap_lock){++++}-{4:4}, at: uffd_lock_vma+0xb6/0x2d0 mm/userfaultfd.c:135
=============================================
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
<TASK>
dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
nmi_cpu_backtrace+0x274/0x2d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x17a/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
__sys_info lib/sys_info.c:157 [inline]
sys_info+0x135/0x170 lib/sys_info.c:165
check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline]
watchdog+0x1002/0x1060 kernel/hung_task.c:561
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:63
Code: fd 91 02 e9 d3 f1 02 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 12 2a 00 fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
RSP: 0018:ffffffff8e807dc0 EFLAGS: 00000242
RAX: 00000000002ae719 RBX: ffffffff819bd2ea RCX: 0000000080000001
RDX: 0000000000000001 RSI: ffffffff8e257836 RDI: ffffffff8c4a6280
RBP: ffffffff8e807eb0 R08: ffff8880b843399b R09: 1ffff11017086733
R10: dffffc0000000000 R11: ffffed1017086734 R12: ffffffff905441f0
R13: 0000000000000000 R14: 0000000000000000 R15: 1ffffffff1d125d8
FS: 0000000000000000(0000) GS:ffff888124de2000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd5ef1e92f8 CR3: 00000000751fc000 CR4: 00000000003526f0
Call Trace:
<TASK>
arch_safe_halt arch/x86/kernel/process.c:766 [inline]
default_idle+0x9/0x20 arch/x86/kernel/process.c:767
default_idle_call+0x72/0xb0 kernel/sched/idle.c:122
cpuidle_idle_call kernel/sched/idle.c:191 [inline]
do_idle+0x1ba/0x5d0 kernel/sched/idle.c:341
cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:439
rest_init+0x2de/0x300 init/main.c:762
start_kernel+0x38f/0x3e0 init/main.c:1214
x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310
x86_64_start_kernel+0x143/0x1c0 arch/x86/kernel/head64.c:291
common_startup_64+0x13e/0x147
</TASK>
Reply: Based on the analysis of the provided kernel bug report and source code, here is the assessment of the vulnerability:
### Bug Explanation
The bug is a lock leak in the `userfaultfd` subsystem, specifically in the `mfill_get_vma()` function in `mm/userfaultfd.c`.
When `mfill_get_vma()` is called (e.g., during a `UFFDIO_COPY` ioctl), it first locks the destination VMA using `uffd_mfill_lock()` (which acquires the per-VMA read lock and increments `vma->vm_refcnt`) and then acquires a read lock on `ctx->map_changing_lock`.
After acquiring these locks, it performs several validation checks. If any of these checks fail (for example, if `ctx->mmap_changing` is true, or if a write-protect copy is requested on a VMA without `VM_UFFD_WP`), the code jumps to the `out_unlock` label to clean up and return an error:
```c
out_unlock:
mfill_put_vma(state);
return err;
```
However, `mfill_put_vma(state)` relies on `state->vma` to know which locks to release. The problem is that `state->vma` is only assigned at the very end of `mfill_get_vma()` (at the `out:` label). In the error paths, `state->vma` is still `NULL`.
When `mfill_put_vma()` sees that `state->vma` is `NULL`, it returns immediately without doing anything:
```c
static void mfill_put_vma(struct mfill_state *state)
{
if (!state->vma)
return;
// ... releases locks ...
}
```
As a result, both the **per-VMA read lock** and the **`ctx->map_changing_lock` read lock** are permanently leaked.
### Impact and Deadlock Scenario
If an attacker intentionally triggers this error path (e.g., by racing `UFFDIO_COPY` with `munmap`, or simply by passing `UFFDIO_COPY_MODE_WP` on a VMA not registered for write-protection), the locks are leaked.
Subsequently, if the process attempts to unmap or modify the VMA (e.g., via `munmap()`), the kernel will:
1. Acquire the `mmap_write_lock` for the process.
2. Call `vma_start_write()`, which waits uninterruptibly for `vma->vm_refcnt` to drop to 0.
3. Call `userfaultfd_unmap_prep()`, which waits uninterruptibly for `down_write(&ctx->map_changing_lock)`.
Because the read locks were leaked, the `munmap` thread will block forever in `D` state while holding the `mmap_write_lock`. Any other thread in the process (or the kernel's OOM reaper) that subsequently tries to acquire `mmap_read_lock` will also block forever. This perfectly matches the `syz.2.8` task blocked in `mmap_read_lock` shown in the bug report.
### Security Dimensions
* **Exploitable:** **No**. This is a pure logic bug leading to unreleased locks. It does not cause memory corruption, use-after-free, or out-of-bounds accesses, and cannot be used for privilege escalation.
* **Denial Of Service:** **Yes**. An attacker can reliably freeze their own process in an unkillable `D` state. Because the process cannot be killed (even by `SIGKILL` or the OOM killer), its memory cannot be reclaimed, leading to a resource leak. On systems with `kernel.hung_task_panic=1`, this will reliably panic and reboot the entire system.
* **Accessible From Unprivileged Processes:** **Yes**. While full `userfaultfd` access is often restricted to root or `CAP_SYS_PTRACE`, unprivileged users can always create a userfaultfd by passing the `UFFD_USER_MODE_ONLY` flag. This flag is sufficient to register a VMA and trigger the `UFFDIO_COPY` ioctl bug.
* **Accessible From User Namespaces:** **Yes**. For the same reasons as above.
* **VM Guest / Host / Network / Peripheral / Filesystem Trigger:** **No**. The bug is strictly tied to the local `userfaultfd` syscall/ioctl interface. |
| 6/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 9511 output: 21 thoughts: 988 Thoughts: **Analyzing a Hung Task in Userfaultfd** Okay, so I've got this hung task report. The kernel's telling me that `syz.2.8:5969` has been blocked for over 143 seconds. That's a significant amount of time, clearly something is seriously stuck. Looking at the call trace, I see it's deep in the scheduler, ultimately blocked in `rwsem_down_read_slowpath`, which strongly suggests a lock contention issue. Specifically, it's getting hung up trying to acquire the `mmap_read_lock` within `uffd_lock_vma`. This immediately triggers my mental alarm bells; deadlocks or starvation are the usual suspects when you see this pattern. I need to figure out exactly what's going on with these locks. The lockdep output is confusing initially. It claims the task already *holds* the `mmap_read_lock`. However, I know lockdep can sometimes be misleading in these situations, potentially recording a lock as held *before* it's actually acquired, or it could mean the task is blocked while trying to *acquire* the lock. I suspect it is blocked on acquisition of the lock, which makes sense given the call stack. Ah, and I remember `uffd_lock_vma` does indeed take the `mmap_read_lock`, but it does so on the destination mm, let me confirm. I need to dig into the `mm/userfaultfd.c` code for `uffd_lock_vma` to understand the lock acquisition sequence. I need to check how it interacts with other locks and what other tasks might be doing. That's where the root cause probably lies. This is a classic concurrency problem. |
| 7/2 | 2026/05/30 11:31 | tool | grepper |
0mArgs:map[Expression:uffd_lock_vma] Results: map[Output:mm/userfaultfd.c=91=struct vm_area_struct *find_vma_and_prepare_anon(struct mm_struct *mm, -- mm/userfaultfd.c-108-/* mm/userfaultfd.c:109: * uffd_lock_vma() - Lookup and lock vma corresponding to @address. mm/userfaultfd.c-110- * @mm: mm to search vma in. -- mm/userfaultfd.c-117- */ mm/userfaultfd.c:118:static struct vm_area_struct *uffd_lock_vma(struct mm_struct *mm, mm/userfaultfd.c-119- unsigned long address) -- mm/userfaultfd.c=148=static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm, -- mm/userfaultfd.c-153- mm/userfaultfd.c:154: dst_vma = uffd_lock_vma(dst_mm, dst_start); mm/userfaultfd.c-155- if (IS_ERR(dst_vma) || validate_dst_vma(dst_vma, dst_start + len)) -- mm/userfaultfd.c=1678=static int uffd_move_lock(struct mm_struct *mm, -- mm/userfaultfd.c-1686- mm/userfaultfd.c:1687: vma = uffd_lock_vma(mm, dst_start); mm/userfaultfd.c-1688- if (IS_ERR(vma)) -- mm/userfaultfd.c-1701- /* mm/userfaultfd.c:1702: * Using uffd_lock_vma() to get src_vma can lead to following deadlock: mm/userfaultfd.c-1703- * ] |
| 8/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 11399 output: 35 thoughts: 23 Thoughts: Okay, let's dive into these functions, `uffd_lock_vma` and `uffd_mfill_lock`. I need to understand how these relate to Userfaultfd and memory management. From their names, I'm already guessing they're locking mechanisms, likely related to Virtual Memory Areas (VMAs) and perhaps memory filling operations specifically within the Userfaultfd context. The "vma" suggests addressing protection for memory regions, while "mfill" hints at handling the initial population of data. I suspect `uffd_lock_vma` might be used for protecting access to a VMA before a userfault handler is invoked, and `uffd_mfill_lock` might be for coordinating the fill operation itself. I'll need to read the code to be sure and ascertain any relationships between the functions. I'm especially keen to see how they interact with page faults and how they prevent race conditions when the user-space process and the kernel are cooperating to handle memory access. Let's dig in. |
| 9/2 | 2026/05/30 11:31 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:118 LineCount:50] Results: map[Contents: 118: static struct vm_area_struct *uffd_lock_vma(struct mm_struct *mm,
119: unsigned long address)
120: {
121: struct vm_area_struct *vma;
122:
123: vma = lock_vma_under_rcu(mm, address);
124: if (vma) {
125: /*
126: * We know we're going to need to use anon_vma, so check
127: * that early.
128: */
129: if (!(vma->vm_flags & VM_SHARED) && unlikely(!vma->anon_vma))
130: vma_end_read(vma);
131: else
132: return vma;
133: }
134:
135: mmap_read_lock(mm);
136: vma = find_vma_and_prepare_anon(mm, address);
137: if (!IS_ERR(vma)) {
138: bool locked = vma_start_read_locked(vma);
139:
140: if (!locked)
141: vma = ERR_PTR(-EAGAIN);
142: }
143:
144: mmap_read_unlock(mm);
145: return vma;
146: }
147:
148: static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm,
149: unsigned long dst_start,
150: unsigned long len)
151: {
152: struct vm_area_struct *dst_vma;
153:
154: dst_vma = uffd_lock_vma(dst_mm, dst_start);
155: if (IS_ERR(dst_vma) || validate_dst_vma(dst_vma, dst_start + len))
156: return dst_vma;
157:
158: vma_end_read(dst_vma);
159: return ERR_PTR(-ENOENT);
160: }
161:
162: static void uffd_mfill_unlock(struct vm_area_struct *vma)
163: {
164: vma_end_read(vma);
165: }
166:
167: #else
] |
| 10/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 12407 output: 36 thoughts: 1054 Thoughts: **Analyzing a Blocked Reader in Userfaultfd**
Okay, so `uffd_lock_vma` calls `mmap_read_lock` followed by `mmap_read_unlock`. The task is blocked within `mmap_read_lock`, specifically at line 135. It's been blocked for a significant 143 seconds, indicating a potential hung task. This warrants further investigation for a deadlock scenario.
First, let's look at the other tasks. CPU 0 is idle, in `pv_native_safe_halt`, and CPU 1 is in `khungtaskd`. Now, where's the process that is holding the `mmap_write_lock`? I turn to the lockdep output.
The lockdep output indicates a handful of processes holding various locks, but notably, there's no task explicitly holding the `mmap_write_lock`. Hmm, that's odd. If nobody holds the write lock, why would the read lock be blocking?
Ah, right, `rwsem_down_read_slowpath` can block if there's a pending writer. Readers can block to avoid starving the writer. Okay, so where's the pending writer? But the lockdep output only shows *held* locks, not locks *waiting* to be acquired. A waiting writer would not appear in the "locks held" output. However, a writer waiting implies someone else holds a lock the writer needs. If no one holds the lock, the writer should've acquired it. So is it being held by someone not showing in lockdep? That's not right, lockdep should track all held locks.
Hold on, I see something. The `syz.2.8/5969` process is listed as holding the `mmap_lock` and it is blocked in `rwsem_down_read_slowpath`. I know that lockdep says:
1 lock held by syz.2.8/5969:
#0: ffff88807af95ab8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_lock include/linux/mmap_lock.h:592 [inline]
#0: ffff88807af95ab8 (&mm->mmap_lock){++++}-{4:4}, at: uffd_lock_vma+0xb6/0x2d0 mm/userfaultfd.c:135
So Lockdep *says* it's held. Why would lockdep think it's held if it's blocked? Because `mmap_read_lock` calls `rwsem_acquire_read` before the actual lock operation. Lockdep registers the lock as acquired before the blocking call. Okay, so it's waiting, but no other task is holding the lock.
If no one else holds the lock, why is it blocking? Could the lock be corrupted? Could a task have exited without releasing it? Calling `mmap_write_unlock` would release it. Let's see if anyone *else* is even holding the read lock. Nope, the overall lock list doesn't show any other task holding `mmap_lock`. What about a task not tracked by lockdep? No, that's not possible, all are tracked. Maybe tracking was disabled for a task? Perhaps a corrupted lock count? Time to look deeper into `userfaultfd_copy`.
|
| 11/2 | 2026/05/30 11:31 | tool | read-file |
0mArgs:map[File:fs/userfaultfd.c FirstLine:1630 LineCount:50] Results: map[Contents:1630: if (ret)
1631: goto out;
1632: ret = validate_range(ctx->mm, uffdio_copy.dst, uffdio_copy.len);
1633: if (ret)
1634: goto out;
1635:
1636: ret = -EINVAL;
1637: if (uffdio_copy.mode & ~(UFFDIO_COPY_MODE_DONTWAKE|UFFDIO_COPY_MODE_WP))
1638: goto out;
1639: if (uffdio_copy.mode & UFFDIO_COPY_MODE_WP)
1640: flags |= MFILL_ATOMIC_WP;
1641: if (mmget_not_zero(ctx->mm)) {
1642: ret = mfill_atomic_copy(ctx, uffdio_copy.dst, uffdio_copy.src,
1643: uffdio_copy.len, flags);
1644: mmput(ctx->mm);
1645: } else {
1646: return -ESRCH;
1647: }
1648: if (unlikely(put_user(ret, &user_uffdio_copy->copy)))
1649: return -EFAULT;
1650: if (ret < 0)
1651: goto out;
1652: VM_WARN_ON_ONCE(!ret);
1653: /* len == 0 would wake all */
1654: range.len = ret;
1655: if (!(uffdio_copy.mode & UFFDIO_COPY_MODE_DONTWAKE)) {
1656: range.start = uffdio_copy.dst;
1657: wake_userfault(ctx, &range);
1658: }
1659: ret = range.len == uffdio_copy.len ? 0 : -EAGAIN;
1660: out:
1661: return ret;
1662: }
1663:
1664: static int userfaultfd_zeropage(struct userfaultfd_ctx *ctx,
1665: unsigned long arg)
1666: {
1667: __s64 ret;
1668: struct uffdio_zeropage uffdio_zeropage;
1669: struct uffdio_zeropage __user *user_uffdio_zeropage;
1670: struct userfaultfd_wake_range range;
1671:
1672: user_uffdio_zeropage = (struct uffdio_zeropage __user *) arg;
1673:
1674: ret = -EAGAIN;
1675: if (unlikely(atomic_read(&ctx->mmap_changing))) {
1676: if (unlikely(put_user(ret, &user_uffdio_zeropage->zeropage)))
1677: return -EFAULT;
1678: goto out;
1679: }
] |
| 12/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 15079 output: 35 thoughts: 17 Thoughts: Okay, here's my take on those thoughts, framed as an expert's internal monologue: **Diving into Memory Filling Optimization** Right, so I'm looking at `mfill_atomic_copy`. Let's see... ah, it calls `mfill_atomic`. Okay, that's not a surprise. `mfill_atomic_copy` is likely a specialized version built upon a more fundamental atomic fill operation, probably for copy operations specifically. This makes sense from an optimization perspective. You'd expect them to build in layers. `mfill_atomic` is likely the lower-level primitive, dealing directly with atomic writes at the memory level. Then, `mfill_atomic_copy` likely leverages that core function and adds some logic, probably optimizing for things like source and destination address alignment or maybe even pre-fetching in some architectures, to achieve faster memory copies with atomicity guarantees. I should really dig deeper into the implementation details of both functions. I bet the interplay between those two functions is the key to this particular optimization. I'll need to check the data flow and the conditions that cause one to be called over the other. Is there a performance model? Does `mfill_atomic_copy` handle overlapping ranges? What does it do with larger block sizes? I wonder how the architecture affects this. |
| 13/2 | 2026/05/30 11:31 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:890 LineCount:50] Results: map[Contents: 890: /*
891: * Sanitize the command parameters:
892: */
893: VM_WARN_ON_ONCE(dst_start & ~PAGE_MASK);
894: VM_WARN_ON_ONCE(len & ~PAGE_MASK);
895:
896: /* Does the address range wrap, or is the span zero-sized? */
897: VM_WARN_ON_ONCE(src_start + len <= src_start);
898: VM_WARN_ON_ONCE(dst_start + len <= dst_start);
899:
900: err = mfill_get_vma(&state);
901: if (err)
902: goto out;
903:
904: /*
905: * If this is a HUGETLB vma, pass off to appropriate routine
906: */
907: if (is_vm_hugetlb_page(state.vma))
908: return mfill_atomic_hugetlb(ctx, state.vma, dst_start,
909: src_start, len, flags);
910:
911: while (state.src_addr < src_start + len) {
912: VM_WARN_ON_ONCE(state.dst_addr >= dst_start + len);
913:
914: err = mfill_get_pmd(&state);
915: if (err)
916: break;
917:
918: /*
919: * For shmem mappings, khugepaged is allowed to remove page
920: * tables under us; pte_offset_map_lock() will deal with that.
921: */
922:
923: err = mfill_atomic_pte(&state);
924: cond_resched();
925:
926: if (!err) {
927: state.dst_addr += PAGE_SIZE;
928: state.src_addr += PAGE_SIZE;
929: copied += PAGE_SIZE;
930:
931: if (fatal_signal_pending(current))
932: err = -EINTR;
933: }
934: if (err)
935: break;
936: }
937:
938: mfill_put_vma(&state);
939: out:
] |
| 14/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 16127 output: 35 thoughts: 12 Thoughts: Okay, here's my interpretation of that thought process, assuming I'm an expert in memory management and the kernel: **Decoding mfill_get_vma: A Deep Dive** Alright, so the system is calling `mfill_get_vma`. Immediately, I know this is a pretty low-level function related to memory filling, likely within the context of a memory management subsystem. This likely involves handling a memory fill operation, which could be initiated by system calls related to memory mapping or similar actions. My mind immediately starts running through possible scenarios. Is this a user-space request or a kernel-initiated fill? What kind of memory region are we dealing with? Is this related to demand paging, copy-on-write, or something else entirely? I'm starting to think about the arguments that are being passed to this function. What kind of Virtual Memory Area (VMA) is it operating on? Is it part of a larger mapping? What about the offset? The size that needs to be filled? The permissions for the memory area? All of these things are critical to understand the larger context of why `mfill_get_vma` is being called and where the system is now. My brain is going through all the possible data structures that interact with VMAs like `mm_struct`, `vm_area_struct`, and maybe even the page table structures. The term "fill" suggests we need to perform some action on memory. Is this an actual physical page allocation, or are we just setting up the virtual memory map? Is the fill operation simply to zero out a region, or is it populating it with data from a file or some other source? The specific implementation of `mfill_get_vma` will tell the story. I'm already anticipating having to check the return value, because it will tell me whether or not the operation was successful. If the fill fails, why? Was there an allocation issue? A permission problem? And on what side did the fill fail? User-space, kernel-side? This is where I go hunting for the root cause. This function call is definitely a jumping-off point for more digging. But the information this call provides will let me find out precisely what's happening. |
| 15/2 | 2026/05/30 11:31 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:200 LineCount:50] Results: map[Contents: 200: up_read(&state->ctx->map_changing_lock);
201: uffd_mfill_unlock(state->vma);
202: state->vma = NULL;
203: }
204:
205: static int mfill_get_vma(struct mfill_state *state)
206: {
207: struct userfaultfd_ctx *ctx = state->ctx;
208: uffd_flags_t flags = state->flags;
209: struct vm_area_struct *dst_vma;
210: const struct vm_uffd_ops *ops;
211: int err;
212:
213: /*
214: * Make sure the vma is not shared, that the dst range is
215: * both valid and fully within a single existing vma.
216: */
217: dst_vma = uffd_mfill_lock(ctx->mm, state->dst_start, state->len);
218: if (IS_ERR(dst_vma))
219: return PTR_ERR(dst_vma);
220:
221: /*
222: * If memory mappings are changing because of non-cooperative
223: * operation (e.g. mremap) running in parallel, bail out and
224: * request the user to retry later
225: */
226: down_read(&ctx->map_changing_lock);
227: err = -EAGAIN;
228: if (atomic_read(&ctx->mmap_changing))
229: goto out_unlock;
230:
231: err = -EINVAL;
232:
233: /*
234: * shmem_zero_setup is invoked in mmap for MAP_ANONYMOUS|MAP_SHARED but
235: * it will overwrite vm_ops, so vma_is_anonymous must return false.
236: */
237: if (WARN_ON_ONCE(vma_is_anonymous(dst_vma) &&
238: dst_vma->vm_flags & VM_SHARED))
239: goto out_unlock;
240:
241: /*
242: * validate 'mode' now that we know the dst_vma: don't allow
243: * a wrprotect copy if the userfaultfd didn't register as WP.
244: */
245: if ((flags & MFILL_ATOMIC_WP) && !(dst_vma->vm_flags & VM_UFFD_WP))
246: goto out_unlock;
247:
248: if (is_vm_hugetlb_page(dst_vma))
249: goto out;
] |
| 16/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 17451 output: 23 thoughts: 860 Thoughts: **Analyzing a Persistent Userfaultfd Deadlock** Okay, so I'm looking at this deadlock and tracing the execution path. It starts with `mfill_get_vma` calling `uffd_mfill_lock`, which in turn calls `uffd_lock_vma`. That function then calls `mmap_read_lock` which is where the problem arises. I know that if `mmap_read_lock` blocks, it means either another process has the `mmap_write_lock`, or there's a pending writer and I need to be careful of recursion. The question then is, who has the lock? If the *same* task already holds the `mmap_read_lock`, acquiring it again should succeed *unless* there's a pending writer. And if there *is* a pending writer, trying to re-acquire the `mmap_read_lock` *will* deadlock. But if I only have one read lock, it won't be a recursive issue. Let's check Lockdep's output: it shows the same lock held *twice*, which doesn't make sense. Ah, the first line is the inline call, the second line, the caller. It's the same acquisition. So, it's just one lock. So the function is blocked on its *first* acquisition. If it's the *first* acquisition, then something else *must* be holding the write lock or have a pending write. But I don't see another task holding the lock. Could a task be blocked in a `D` state? But Lockdep shows all held locks. So, what about a task that *exited* without releasing the lock? That would be a bug! But that seems unlikely. What if the lock is held by a task that's *running*, and not blocked? The NMI backtrace only shows the idle process and `khungtaskd`. So no other task is running. So, if no other task holds the lock, and no other task is running, *why* is `mmap_read_lock` blocking? Is there some context issue where I'm calling `mmap_read_lock` from a place I shouldn't be? No, it's a normal syscall. Time to dive into `rwsem_down_read_slowpath`. This looks like it's going to be a tough one. |
| 17/2 | 2026/05/30 11:31 | tool | grepper |
0mArgs:map[Expression:rwsem_down_read_slowpath] Results: map[Output:kernel/locking/rwsem.c=429=static void rwsem_mark_wake(struct rw_semaphore *sem,
--
kernel/locking/rwsem.c-577- * Ensure calling get_task_struct() before setting the reader
kernel/locking/rwsem.c:578: * waiter to nil such that rwsem_down_read_slowpath() cannot
kernel/locking/rwsem.c-579- * race with do_exit() by always holding a reference count
--
kernel/locking/rwsem.c=1016=static struct rw_semaphore __sched *
kernel/locking/rwsem.c:1017:rwsem_down_read_slowpath(struct rw_semaphore *sem, long count, unsigned int state)
kernel/locking/rwsem.c-1018-{
--
kernel/locking/rwsem.c=1284=static __always_inline int __down_read_common(struct rw_semaphore *sem, int state)
--
kernel/locking/rwsem.c-1290- if (!rwsem_read_trylock(sem, &count)) {
kernel/locking/rwsem.c:1291: if (IS_ERR(rwsem_down_read_slowpath(sem, count, state))) {
kernel/locking/rwsem.c-1292- ret = -EINTR;
] |
| 18/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 19195 output: 35 thoughts: 116 Thoughts: **Investigating a Potential Lock Contention Issue** Okay, so I'm seeing `rwsem_down_read_slowpath` block, and that's immediately raising a red flag. It's supposed to block when the read lock is contended, right? But if no one *holds* the lock, then why would there *be* contention? That's the core question here. My gut feeling is telling me there's something amiss. The most likely culprit, given the context, is that the lock count itself is corrupted somehow. It's an obvious starting point. I need to rule it out, or confirm it. I need to dig deeper. First, I should probably check if there's any documented issue or known bug related to `userfaultfd` where it might call `mmap_read_lock` and then fail to properly release it. That would definitely be a prime suspect if it's there. If `mmap_read_lock` *is* acquired, but some kind of error happens before the matching unlock, does the code leak that read lock? That's a crucial scenario to investigate. I need to trace the error paths to see if the lock is properly handled. I know I should be looking closely at `uffd_lock_vma`. That's where the locking happens, and it's the most likely place to start. |
| 19/2 | 2026/05/30 11:31 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:118 LineCount:50] Results: map[Contents: 118: static struct vm_area_struct *uffd_lock_vma(struct mm_struct *mm,
119: unsigned long address)
120: {
121: struct vm_area_struct *vma;
122:
123: vma = lock_vma_under_rcu(mm, address);
124: if (vma) {
125: /*
126: * We know we're going to need to use anon_vma, so check
127: * that early.
128: */
129: if (!(vma->vm_flags & VM_SHARED) && unlikely(!vma->anon_vma))
130: vma_end_read(vma);
131: else
132: return vma;
133: }
134:
135: mmap_read_lock(mm);
136: vma = find_vma_and_prepare_anon(mm, address);
137: if (!IS_ERR(vma)) {
138: bool locked = vma_start_read_locked(vma);
139:
140: if (!locked)
141: vma = ERR_PTR(-EAGAIN);
142: }
143:
144: mmap_read_unlock(mm);
145: return vma;
146: }
147:
148: static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm,
149: unsigned long dst_start,
150: unsigned long len)
151: {
152: struct vm_area_struct *dst_vma;
153:
154: dst_vma = uffd_lock_vma(dst_mm, dst_start);
155: if (IS_ERR(dst_vma) || validate_dst_vma(dst_vma, dst_start + len))
156: return dst_vma;
157:
158: vma_end_read(dst_vma);
159: return ERR_PTR(-ENOENT);
160: }
161:
162: static void uffd_mfill_unlock(struct vm_area_struct *vma)
163: {
164: vma_end_read(vma);
165: }
166:
167: #else
] |
| 20/2 | 2026/05/30 11:31 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 20372 output: 37 thoughts: 1057 Thoughts: **Analyzing a Potential mmap_lock Contention Issue** Okay, so I'm looking at this `uffd_lock_vma` function and something's not quite right. It seems like it can return a VMA with the per-VMA lock already held, but it doesn't hold `mmap_read_lock` when returning. That part's clear. But the stack trace is showing the task is *blocked* inside `mmap_read_lock`. The trace looks like: `mmap_read_lock` -> `uffd_lock_vma` -> `uffd_mfill_lock` -> `mfill_get_vma`. It's not holding the lock; it's trying to acquire it. My initial thought is that some other process is holding `mmap_write_lock`, causing the block. But lockdep says there's no active `mmap_write_lock` holder. Very strange. And if the process itself held the write lock, lockdep *would* show it. I checked the lockdep output. It indicates the task is trying to acquire the read lock. So the task is blocked, but lockdep doesn't show any other task holding the write lock. How can this be? Is it a lock corruption? I considered the possibility that a task could be holding the lock, but be hidden from lockdep somehow... but that's unlikely, as lockdep is pretty comprehensive. What if a task acquired the write lock and exited without releasing it? Possible, but also unlikely. I checked the system for other tasks, since I only see CPU 0 and 1 in the NMI backtrace. CPU 0 is idle, CPU 1 is `khungtaskd`. The other tasks are sleeping, which would normally show up in the lockdep output if they were holding a lock. I re-examined the lockdep output, and it shows several tasks are holding different locks, but no one's holding the write lock. It looks like `khungtaskd`, `getty`, `udevd`, `kworker`, and `syz.2.8` are holding their respective locks. I'm stumped. How can `rwsem_down_read_slowpath` block if there's no holder of the lock? Looks like I need to delve into the `rwsem_down_read_slowpath` implementation to understand exactly what's happening. Something is preventing `mmap_read_lock` from acquiring, but I can't determine the cause from the lockdep and stack information alone. |
| 21/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:kernel/locking/rwsem.c FirstLine:1016 LineCount:50] Results: map[Contents:1016: static struct rw_semaphore __sched *
1017: rwsem_down_read_slowpath(struct rw_semaphore *sem, long count, unsigned int state)
1018: {
1019: long adjustment = -RWSEM_READER_BIAS;
1020: long rcnt = (count >> RWSEM_READER_SHIFT);
1021: struct rwsem_waiter waiter, *first;
1022: DEFINE_WAKE_Q(wake_q);
1023:
1024: /*
1025: * To prevent a constant stream of readers from starving a sleeping
1026: * writer, don't attempt optimistic lock stealing if the lock is
1027: * very likely owned by readers.
1028: */
1029: if ((atomic_long_read(&sem->owner) & RWSEM_READER_OWNED) &&
1030: (rcnt > 1) && !(count & RWSEM_WRITER_LOCKED))
1031: goto queue;
1032:
1033: /*
1034: * Reader optimistic lock stealing.
1035: */
1036: if (!(count & (RWSEM_WRITER_LOCKED | RWSEM_FLAG_HANDOFF))) {
1037: rwsem_set_reader_owned(sem);
1038: lockevent_inc(rwsem_rlock_steal);
1039:
1040: /*
1041: * Wake up other readers in the wait queue if it is
1042: * the first reader.
1043: */
1044: if ((rcnt == 1) && (count & RWSEM_FLAG_WAITERS)) {
1045: raw_spin_lock_irq(&sem->wait_lock);
1046: if (sem->first_waiter)
1047: rwsem_mark_wake(sem, RWSEM_WAKE_READ_OWNED,
1048: &wake_q);
1049: raw_spin_unlock_irq(&sem->wait_lock);
1050: wake_up_q(&wake_q);
1051: }
1052: return sem;
1053: }
1054:
1055: queue:
1056: waiter.task = current;
1057: waiter.type = RWSEM_WAITING_FOR_READ;
1058: waiter.timeout = jiffies + RWSEM_WAIT_TIMEOUT;
1059: waiter.handoff_set = false;
1060:
1061: raw_spin_lock_irq(&sem->wait_lock);
1062: first = sem->first_waiter;
1063: if (!first) {
1064: /*
1065: * In case the wait queue is empty and the lock isn't owned
] |
| 22/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 22812 output: 35 thoughts: 424 Thoughts: **Debugging a Potential Read-Write Semaphore Block** Okay, so `rwsem_down_read_slowpath` is blocking, which is unusual. The initial thought is that a writer is pending, but that should mean the writer is in the wait queue. If a writer *is* waiting, it implies it called `down_write` and is blocked, right? Now, if it's blocked, it should appear in the lockdep output as attempting to acquire the lock. I need to be sure... does lockdep show tasks that are *trying* to get a lock? Yes! I see "1 lock held by syz.2.8/5969: ... at: mmap_read_lock", which means that task is *trying* to acquire the lock. If there was a writer attempting the lock, it would also be in the lockdep output, wouldn't it? But there's *nothing* else in the lockdep output. So, this means there's no writer contending for the lock. If no one's writing, and no one *currently* holds the lock, why is `rwsem_down_read_slowpath` blocking? Could the lock be held by a task not shown in lockdep due to asynchronous context? No, that's not possible, since `mmap_write_lock` is only acquired from process context. Okay, could the `mmap_lock` be corrupted somehow? Perhaps a task acquired `mmap_write_lock`, called `mmap_write_unlock`, and there's a bug preventing the readers from being woken up? Or a task acquired the lock, and then exited without unlocking? If a task exited without unlocking, lockdep would flag a "lock held when returning to user space" or "lock held when exiting" message. I haven't seen that. Hmm... wait, `userfaultfd` is involved, and it has `mmap_changing`. I should check `mfill_get_vma` again and double-check those code paths. |
| 23/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:213 LineCount:50] Results: map[Contents: 213: /* 214: * Make sure the vma is not shared, that the dst range is 215: * both valid and fully within a single existing vma. 216: */ 217: dst_vma = uffd_mfill_lock(ctx->mm, state->dst_start, state->len); 218: if (IS_ERR(dst_vma)) 219: return PTR_ERR(dst_vma); 220: 221: /* 222: * If memory mappings are changing because of non-cooperative 223: * operation (e.g. mremap) running in parallel, bail out and 224: * request the user to retry later 225: */ 226: down_read(&ctx->map_changing_lock); 227: err = -EAGAIN; 228: if (atomic_read(&ctx->mmap_changing)) 229: goto out_unlock; 230: 231: err = -EINVAL; 232: 233: /* 234: * shmem_zero_setup is invoked in mmap for MAP_ANONYMOUS|MAP_SHARED but 235: * it will overwrite vm_ops, so vma_is_anonymous must return false. 236: */ 237: if (WARN_ON_ONCE(vma_is_anonymous(dst_vma) && 238: dst_vma->vm_flags & VM_SHARED)) 239: goto out_unlock; 240: 241: /* 242: * validate 'mode' now that we know the dst_vma: don't allow 243: * a wrprotect copy if the userfaultfd didn't register as WP. 244: */ 245: if ((flags & MFILL_ATOMIC_WP) && !(dst_vma->vm_flags & VM_UFFD_WP)) 246: goto out_unlock; 247: 248: if (is_vm_hugetlb_page(dst_vma)) 249: goto out; 250: 251: ops = vma_uffd_ops(dst_vma); 252: if (!ops) 253: goto out_unlock; 254: 255: if (uffd_flags_mode_is(flags, MFILL_ATOMIC_CONTINUE) && 256: !ops->get_folio_noalloc) 257: goto out_unlock; 258: 259: out: 260: state->vma = dst_vma; 261: return 0; 262: ] |
| 24/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 24487 output: 35 thoughts: 480 Thoughts: **Analyzing a Potential Locking Issue in mfill_atomic**
Okay, let's break this down. My initial concern stems from the interaction between `mfill_get_vma`, the per-VMA lock it acquires, and the `ctx->map_changing_lock`. I see `mfill_get_vma` calls `uffd_mfill_lock`, which in turn, I know, returns a VMA with the per-VMA lock already held, likely through `uffd_lock_vma`. That much is straightforward. `uffd_lock_vma`, from what I recall, uses either `vma_start_read_locked` or `lock_vma_under_rcu` -- meaning the VMA is locked for read. Then, *within the same context*, `mfill_get_vma` calls `down_read(&ctx->map_changing_lock)`.
The crucial question is: is it valid to acquire `ctx->map_changing_lock` for read *while* holding a per-VMA read lock? That's what I need to verify. My memory is jogged -- I recall `mfill_get_vma` is actually called inside a loop within `mfill_atomic`. The code confirms my recollection:
```c
err = mfill_get_vma(&state);
if (err)
goto out;
if (is_vm_hugetlb_page(state.vma))
return mfill_atomic_hugetlb(ctx, state.vma, dst_start,
src_start, len, flags);
while (state.src_addr < src_start + len) {
err = mfill_get_pmd(&state);
if (err)
break;
err = mfill_atomic_pte(&state);
cond_resched();
if (!err) {
state.dst_addr += PAGE_SIZE;
state.src_addr += PAGE_SIZE;
copied += PAGE_SIZE;
if (fatal_signal_pending(current))
err = -EINTR;
}
if (err)
break;
}
mfill_put_vma(&state);
```
The loop structure raises another important question: does `mfill_atomic_pte` *release* the VMA lock? If it does, the locking order might be correct. If it doesn't, this looks like a potential deadlock waiting to happen, or at least a significant performance bottleneck. I need to examine `mfill_atomic_pte` more closely to confirm.
|
| 25/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:800 LineCount:50] Results: map[Contents: 800: hugetlb_vma_unlock_read(dst_vma);
801: mutex_unlock(&hugetlb_fault_mutex_table[hash]);
802:
803: cond_resched();
804:
805: if (unlikely(err == -ENOENT)) {
806: up_read(&ctx->map_changing_lock);
807: uffd_mfill_unlock(dst_vma);
808: VM_WARN_ON_ONCE(!folio);
809:
810: err = copy_folio_from_user(folio,
811: (const void __user *)src_addr, true);
812: if (unlikely(err)) {
813: err = -EFAULT;
814: goto out;
815: }
816:
817: dst_vma = NULL;
818: goto retry;
819: } else
820: VM_WARN_ON_ONCE(folio);
821:
822: if (!err) {
823: dst_addr += vma_hpagesize;
824: src_addr += vma_hpagesize;
825: copied += vma_hpagesize;
826:
827: if (fatal_signal_pending(current))
828: err = -EINTR;
829: }
830: if (err)
831: break;
832: }
833:
834: out_unlock:
835: up_read(&ctx->map_changing_lock);
836: out_unlock_vma:
837: uffd_mfill_unlock(dst_vma);
838: out:
839: if (folio)
840: folio_put(folio);
841: VM_WARN_ON_ONCE(copied < 0);
842: VM_WARN_ON_ONCE(err > 0);
843: VM_WARN_ON_ONCE(!copied && !err);
844: return copied ? copied : err;
845: }
846: #else /* !CONFIG_HUGETLB_PAGE */
847: /* fail at build time if gcc attempts to use this */
848: extern ssize_t mfill_atomic_hugetlb(struct userfaultfd_ctx *ctx,
849: struct vm_area_struct *dst_vma,
] |
| 26/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 26320 output: 20 thoughts: 22 Thoughts: Here's my attempt at summarizing the thought process, tailored for an expert audience: **Missing Piece Alert: Hunting for `mfill_atomic_pte`** Okay, hold on a second. This code snippet… something's off. I'm staring at this and realizing I don't see `mfill_atomic_pte` anywhere in the context provided. That's a key function in this area, isn't it? My brain immediately jumps to "where is it?" This absence throws a flag. I need to track it down. Where is it defined? Where is it being used in relation to this code? I'm going to have to go hunting for that function definition now. It's fundamental that I understand how this interacts with the rest of the memory management setup. The logical next step is to locate its place in the bigger picture. |
| 27/2 | 2026/05/30 11:32 | tool | grepper |
0mArgs:map[Expression:mfill_atomic_pte] Results: map[Output:include/linux/hugetlb.h=140=vm_fault_t hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
--
include/linux/hugetlb.h-142-#ifdef CONFIG_USERFAULTFD
include/linux/hugetlb.h:143:int hugetlb_mfill_atomic_pte(pte_t *dst_pte,
include/linux/hugetlb.h-144- struct vm_area_struct *dst_vma,
--
include/linux/hugetlb.h=390=static inline int is_hugepage_only_range(struct mm_struct *mm,
--
include/linux/hugetlb.h-396-#ifdef CONFIG_USERFAULTFD
include/linux/hugetlb.h:397:static inline int hugetlb_mfill_atomic_pte(pte_t *dst_pte,
include/linux/hugetlb.h-398- struct vm_area_struct *dst_vma,
--
mm/hugetlb.c=5961=vm_fault_t hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
--
mm/hugetlb.c-6153-/*
mm/hugetlb.c:6154: * Can probably be eliminated, but still used by hugetlb_mfill_atomic_pte().
mm/hugetlb.c-6155- */
mm/hugetlb.c=6156=static struct folio *alloc_hugetlb_folio_vma(struct hstate *h,
--
mm/hugetlb.c-6179-/*
mm/hugetlb.c:6180: * Used by userfaultfd UFFDIO_* ioctls. Based on userfaultfd's mfill_atomic_pte
mm/hugetlb.c-6181- * with modifications for hugetlb pages.
mm/hugetlb.c-6182- */
mm/hugetlb.c:6183:int hugetlb_mfill_atomic_pte(pte_t *dst_pte,
mm/hugetlb.c-6184- struct vm_area_struct *dst_vma,
--
mm/khugepaged.c=1488=static enum scan_result try_collapse_pte_mapped_thp(struct mm_struct *mm, unsigned long addr,
--
mm/khugepaged.c-1595- * page_table_lock) ptl nests inside pml. The less time we hold pml,
mm/khugepaged.c:1596: * the better; but userfaultfd's mfill_atomic_pte() on a private VMA
mm/khugepaged.c-1597- * inserts a valid as-if-COWed PTE without even looking up page cache.
--
mm/userfaultfd.c=448=static int mfill_copy_folio_retry(struct mfill_state *state, struct folio *folio)
--
mm/userfaultfd.c-476-
mm/userfaultfd.c:477:static int __mfill_atomic_pte(struct mfill_state *state,
mm/userfaultfd.c-478- const struct vm_uffd_ops *ops)
--
mm/userfaultfd.c-540-
mm/userfaultfd.c:541:static int mfill_atomic_pte_copy(struct mfill_state *state)
mm/userfaultfd.c-542-{
--
mm/userfaultfd.c-556-
mm/userfaultfd.c:557: return __mfill_atomic_pte(state, ops);
mm/userfaultfd.c-558-}
mm/userfaultfd.c-559-
mm/userfaultfd.c:560:static int mfill_atomic_pte_zeroed_folio(struct mfill_state *state)
mm/userfaultfd.c-561-{
--
mm/userfaultfd.c-563-
mm/userfaultfd.c:564: return __mfill_atomic_pte(state, ops);
mm/userfaultfd.c-565-}
mm/userfaultfd.c-566-
mm/userfaultfd.c:567:static int mfill_atomic_pte_zeropage(struct mfill_state *state)
mm/userfaultfd.c-568-{
--
mm/userfaultfd.c-577- (dst_vma->vm_flags & VM_SHARED))
mm/userfaultfd.c:578: return mfill_atomic_pte_zeroed_folio(state);
mm/userfaultfd.c-579-
--
mm/userfaultfd.c-603-/* Handles UFFDIO_CONTINUE for all shmem VMAs (shared or private). */
mm/userfaultfd.c:604:static int mfill_atomic_pte_continue(struct mfill_state *state)
mm/userfaultfd.c-605-{
--
mm/userfaultfd.c-644-/* Handles UFFDIO_POISON for all non-hugetlb VMAs. */
mm/userfaultfd.c:645:static int mfill_atomic_pte_poison(struct mfill_state *state)
mm/userfaultfd.c-646-{
--
mm/userfaultfd.c=688=static __always_inline ssize_t mfill_atomic_hugetlb(
--
mm/userfaultfd.c-796-
mm/userfaultfd.c:797: err = hugetlb_mfill_atomic_pte(dst_pte, dst_vma, dst_addr,
mm/userfaultfd.c-798- src_addr, flags, &folio);
--
mm/userfaultfd.c=848=extern ssize_t mfill_atomic_hugetlb(struct userfaultfd_ctx *ctx,
--
mm/userfaultfd.c-855-
mm/userfaultfd.c:856:static __always_inline ssize_t mfill_atomic_pte(struct mfill_state *state)
mm/userfaultfd.c-857-{
--
mm/userfaultfd.c-860- if (uffd_flags_mode_is(flags, MFILL_ATOMIC_CONTINUE))
mm/userfaultfd.c:861: return mfill_atomic_pte_continue(state);
mm/userfaultfd.c-862- if (uffd_flags_mode_is(flags, MFILL_ATOMIC_POISON))
mm/userfaultfd.c:863: return mfill_atomic_pte_poison(state);
mm/userfaultfd.c-864- if (uffd_flags_mode_is(flags, MFILL_ATOMIC_COPY))
mm/userfaultfd.c:865: return mfill_atomic_pte_copy(state);
mm/userfaultfd.c-866- if (uffd_flags_mode_is(flags, MFILL_ATOMIC_ZEROPAGE))
mm/userfaultfd.c:867: return mfill_atomic_pte_zeropage(state);
mm/userfaultfd.c-868-
--
mm/userfaultfd.c=872=static __always_inline ssize_t mfill_atomic(struct userfaultfd_ctx *ctx,
--
mm/userfaultfd.c-922-
mm/userfaultfd.c:923: err = mfill_atomic_pte(&state);
mm/userfaultfd.c-924- cond_resched();
] |
| 28/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 28477 output: 35 thoughts: 47 Thoughts: Okay, here's my interpretation of that thought process, from an expert's perspective: **Diving into the mfill_atomic_pte Abstraction** Alright, hang on. I'm seeing that `mfill_atomic_pte` doesn't do the heavy lifting directly. It looks like it's a wrapper, calling `mfill_atomic_pte_copy`. And *that* in turn calls `__mfill_atomic_pte`. It's a nice layered approach, but before I get too deep in the weeds, I need to get a clear understanding of what's going on. So, let's back up a step. Right now, my immediate focus is on that middle function, `mfill_atomic_pte_copy`. That's where I need to start. I need to understand what it's doing, what its parameters are, and how it relates to the broader memory fill mechanism. I'll check its implementation. The name makes it sound like a copy, but I want to verify if that is the core action it is performing. Let's see... |
| 29/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:540 LineCount:50] Results: map[Contents: 540:
541: static int mfill_atomic_pte_copy(struct mfill_state *state)
542: {
543: const struct vm_uffd_ops *ops = vma_uffd_ops(state->vma);
544:
545: /*
546: * The normal page fault path for a MAP_PRIVATE mapping in a
547: * file-backed VMA will invoke the fault, fill the hole in the file and
548: * COW it right away. The result generates plain anonymous memory.
549: * So when we are asked to fill a hole in a MAP_PRIVATE mapping, we'll
550: * generate anonymous memory directly without actually filling the
551: * hole. For the MAP_PRIVATE case the robustness check only happens in
552: * the pagetable (to verify it's still none) and not in the page cache.
553: */
554: if (!(state->vma->vm_flags & VM_SHARED))
555: ops = &anon_uffd_ops;
556:
557: return __mfill_atomic_pte(state, ops);
558: }
559:
560: static int mfill_atomic_pte_zeroed_folio(struct mfill_state *state)
561: {
562: const struct vm_uffd_ops *ops = vma_uffd_ops(state->vma);
563:
564: return __mfill_atomic_pte(state, ops);
565: }
566:
567: static int mfill_atomic_pte_zeropage(struct mfill_state *state)
568: {
569: struct vm_area_struct *dst_vma = state->vma;
570: unsigned long dst_addr = state->dst_addr;
571: pmd_t *dst_pmd = state->pmd;
572: pte_t _dst_pte, *dst_pte;
573: spinlock_t *ptl;
574: int ret;
575:
576: if (mm_forbids_zeropage(dst_vma->vm_mm) ||
577: (dst_vma->vm_flags & VM_SHARED))
578: return mfill_atomic_pte_zeroed_folio(state);
579:
580: _dst_pte = pte_mkspecial(pfn_pte(zero_pfn(dst_addr),
581: dst_vma->vm_page_prot));
582: ret = -EAGAIN;
583: dst_pte = pte_offset_map_lock(dst_vma->vm_mm, dst_pmd, dst_addr, &ptl);
584: if (!dst_pte)
585: goto out;
586: if (mfill_file_over_size(dst_vma, dst_addr)) {
587: ret = -EFAULT;
588: goto out_unlock;
589: }
] |
| 30/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 29674 output: 35 thoughts: 13 Thoughts: Okay, here's my attempt at summarizing that thought process, keeping in mind I'm speaking to a fellow expert: **Investigating `__mfill_atomic_pte`** Alright, let's dive into this. The mental checklist starts with `__mfill_atomic_pte`. It's where I need to focus my attention. It's a key function in this code path, and I'm assuming it's involved in, well, atomic PTE operations, obviously. But the specific context is what I'm interested in; what's happening just *around* this function call, and what's the broader architectural implication. I'm going to want to understand its purpose, its implementation, any side effects, and how it handles concurrency. I'm already imagining potential areas for optimization or, conversely, areas that might be introducing subtle bugs. Time to dig in and unravel the details. I expect there is much going on there, likely hidden in assembly... |
| 31/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:477 LineCount:50] Results: map[Contents: 477: static int __mfill_atomic_pte(struct mfill_state *state,
478: const struct vm_uffd_ops *ops)
479: {
480: unsigned long dst_addr = state->dst_addr;
481: unsigned long src_addr = state->src_addr;
482: uffd_flags_t flags = state->flags;
483: struct folio *folio;
484: int ret;
485:
486: folio = ops->alloc_folio(state->vma, state->dst_addr);
487: if (!folio)
488: return -ENOMEM;
489:
490: if (uffd_flags_mode_is(flags, MFILL_ATOMIC_COPY)) {
491: ret = mfill_copy_folio_locked(folio, src_addr);
492: /*
493: * Fallback to copy_from_user outside mmap_lock.
494: * If retry is successful, mfill_copy_folio_locked() returns
495: * with locks retaken by mfill_get_vma().
496: * If there was an error, we must mfill_put_vma() anyway and it
497: * will take care of unlocking if needed.
498: */
499: if (unlikely(ret)) {
500: ret = mfill_copy_folio_retry(state, folio);
501: if (ret)
502: goto err_folio_put;
503: }
504: } else if (uffd_flags_mode_is(flags, MFILL_ATOMIC_ZEROPAGE)) {
505: clear_user_highpage(&folio->page, state->dst_addr);
506: } else {
507: VM_WARN_ONCE(1, "unknown UFFDIO operation");
508: }
509:
510: /*
511: * The memory barrier inside __folio_mark_uptodate makes sure that
512: * preceding stores to the page contents become visible before
513: * the set_pte_at() write.
514: */
515: __folio_mark_uptodate(folio);
516:
517: if (ops->filemap_add) {
518: ret = ops->filemap_add(folio, state->vma, state->dst_addr);
519: if (ret)
520: goto err_folio_put;
521: }
522:
523: ret = mfill_atomic_install_pte(state->pmd, state->vma, dst_addr,
524: &folio->page, flags);
525: if (ret)
526: goto err_filemap_remove;
] |
| 32/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 30746 output: 35 thoughts: 15 Thoughts: Okay, here's my interpretation of that thought process, tailored for an expert audience, and written in the first person: **My Brain's Initial Reaction to `mfill_copy_folio_retry`** Ah, the appearance of `mfill_copy_folio_retry`! Immediately, the cogs start turning. This signals a potential bottleneck or, at least, a delicate point in the folio copy process. My mind jumps to possibilities: is this retrying after an allocation failure, a checksum mismatch, or perhaps a transient network issue during a distributed copy? The fact that it's *retrying* is key. It implies a known failure mode that's recoverable, which is usually a good thing – resilience is critical. But it also raises questions about the failure criteria. How many retries? What's the backoff strategy? The specific implementation details matter. Are we talking synchronous or asynchronous retries? And which function is it called from? My thoughts immediately starts trying to recall the surrounding code context, it is probably a shared memory situation, so memory allocation will be in the mix. I need to understand why this retry mechanism is necessary, and I better double check the error handling here! |
| 33/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:448 LineCount:50] Results: map[Contents: 448: static int mfill_copy_folio_retry(struct mfill_state *state, struct folio *folio)
449: {
450: unsigned long src_addr = state->src_addr;
451: void *kaddr;
452: int err;
453:
454: /* retry copying with mm_lock dropped */
455: mfill_put_vma(state);
456:
457: kaddr = kmap_local_folio(folio, 0);
458: err = copy_from_user(kaddr, (const void __user *) src_addr, PAGE_SIZE);
459: kunmap_local(kaddr);
460: if (unlikely(err))
461: return -EFAULT;
462:
463: flush_dcache_folio(folio);
464:
465: /* reget VMA and PMD, they could change underneath us */
466: err = mfill_get_vma(state);
467: if (err)
468: return err;
469:
470: err = mfill_get_pmd(state);
471: if (err)
472: return err;
473:
474: return 0;
475: }
476:
477: static int __mfill_atomic_pte(struct mfill_state *state,
478: const struct vm_uffd_ops *ops)
479: {
480: unsigned long dst_addr = state->dst_addr;
481: unsigned long src_addr = state->src_addr;
482: uffd_flags_t flags = state->flags;
483: struct folio *folio;
484: int ret;
485:
486: folio = ops->alloc_folio(state->vma, state->dst_addr);
487: if (!folio)
488: return -ENOMEM;
489:
490: if (uffd_flags_mode_is(flags, MFILL_ATOMIC_COPY)) {
491: ret = mfill_copy_folio_locked(folio, src_addr);
492: /*
493: * Fallback to copy_from_user outside mmap_lock.
494: * If retry is successful, mfill_copy_folio_locked() returns
495: * with locks retaken by mfill_get_vma().
496: * If there was an error, we must mfill_put_vma() anyway and it
497: * will take care of unlocking if needed.
] |
| 34/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 31819 output: 35 thoughts: 247 Thoughts: **Double-Checking the Memory Filling Logic**
Okay, so I'm tracing through this `mfill_copy_folio_retry` function. It looks like it calls `mfill_put_vma(state)` after `mfill_put_vma(state)`. It then makes a user space copy, and then *again* calls `mfill_get_vma(state)`.
Alright, if `mfill_get_vma(state)` fails, it propagates the error, which makes sense. Crucially, that error then returns through `__mfill_atomic_pte`, right? And that propagates the failure.
Now, let's look at how that integrates into `mfill_atomic`. It looks like this:
```c
err = mfill_atomic_pte(&state);
cond_resched();
if (!err) {
...
}
if (err)
break;
}
mfill_put_vma(&state);
```
Hang on a second… If `mfill_get_vma` fails *inside* `mfill_copy_folio_retry`, that error *will* be returned from `mfill_copy_folio_retry`. Then, `mfill_atomic` will break out of its loop due to the error. And it's calling `mfill_put_vma(&state)` *again* after the loop.
That means `mfill_put_vma(&state)` is being called twice, when the VMA has already been released due to the error, and that's likely a double-free, and probably a bug! Let me go check `mfill_put_vma` to be sure.
|
| 35/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:195 LineCount:50] Results: map[Contents: 195: static void mfill_put_vma(struct mfill_state *state)
196: {
197: if (!state->vma)
198: return;
199:
200: up_read(&state->ctx->map_changing_lock);
201: uffd_mfill_unlock(state->vma);
202: state->vma = NULL;
203: }
204:
205: static int mfill_get_vma(struct mfill_state *state)
206: {
207: struct userfaultfd_ctx *ctx = state->ctx;
208: uffd_flags_t flags = state->flags;
209: struct vm_area_struct *dst_vma;
210: const struct vm_uffd_ops *ops;
211: int err;
212:
213: /*
214: * Make sure the vma is not shared, that the dst range is
215: * both valid and fully within a single existing vma.
216: */
217: dst_vma = uffd_mfill_lock(ctx->mm, state->dst_start, state->len);
218: if (IS_ERR(dst_vma))
219: return PTR_ERR(dst_vma);
220:
221: /*
222: * If memory mappings are changing because of non-cooperative
223: * operation (e.g. mremap) running in parallel, bail out and
224: * request the user to retry later
225: */
226: down_read(&ctx->map_changing_lock);
227: err = -EAGAIN;
228: if (atomic_read(&ctx->mmap_changing))
229: goto out_unlock;
230:
231: err = -EINVAL;
232:
233: /*
234: * shmem_zero_setup is invoked in mmap for MAP_ANONYMOUS|MAP_SHARED but
235: * it will overwrite vm_ops, so vma_is_anonymous must return false.
236: */
237: if (WARN_ON_ONCE(vma_is_anonymous(dst_vma) &&
238: dst_vma->vm_flags & VM_SHARED))
239: goto out_unlock;
240:
241: /*
242: * validate 'mode' now that we know the dst_vma: don't allow
243: * a wrprotect copy if the userfaultfd didn't register as WP.
244: */
] |
| 36/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 33251 output: 35 thoughts: 59 Thoughts: **Analyzing Potential Null Pointer Dereference in Memory Filling** Okay, so I'm digging into this `mfill_put_vma` function and immediately, my spider senses are tingling. I see this `if (!state->vma) return;` check at the beginning. That's good defensive programming, but it got me thinking. If `state->vma` *is* null, that implies that `mfill_get_vma` failed at some point. It's time to follow the breadcrumbs. I need to understand what `mfill_get_vma` does when it *doesn't* succeed in getting a valid VMA. The error paths are the most important part here. Let's see where that function can fail and what it does in those failure scenarios. That's where I need to focus my attention to determine if this potential null check is warranted. |
| 37/2 | 2026/05/30 11:32 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:245 LineCount:50] Results: map[Contents: 245: if ((flags & MFILL_ATOMIC_WP) && !(dst_vma->vm_flags & VM_UFFD_WP))
246: goto out_unlock;
247:
248: if (is_vm_hugetlb_page(dst_vma))
249: goto out;
250:
251: ops = vma_uffd_ops(dst_vma);
252: if (!ops)
253: goto out_unlock;
254:
255: if (uffd_flags_mode_is(flags, MFILL_ATOMIC_CONTINUE) &&
256: !ops->get_folio_noalloc)
257: goto out_unlock;
258:
259: out:
260: state->vma = dst_vma;
261: return 0;
262:
263: out_unlock:
264: mfill_put_vma(state);
265: return err;
266: }
267:
268: static pmd_t *mm_alloc_pmd(struct mm_struct *mm, unsigned long address)
269: {
270: pgd_t *pgd;
271: p4d_t *p4d;
272: pud_t *pud;
273:
274: pgd = pgd_offset(mm, address);
275: p4d = p4d_alloc(mm, pgd, address);
276: if (!p4d)
277: return NULL;
278: pud = pud_alloc(mm, p4d, address);
279: if (!pud)
280: return NULL;
281: /*
282: * Note that we didn't run this because the pmd was
283: * missing, the *pmd may be already established and in
284: * turn it may also be a trans_huge_pmd.
285: */
286: return pmd_alloc(mm, pud, address);
287: }
288:
289: static int mfill_get_pmd(struct mfill_state *state)
290: {
291: struct mm_struct *dst_mm = state->ctx->mm;
292: pmd_t *dst_pmd;
293: pmd_t dst_pmdval;
294:
] |
| 38/2 | 2026/05/30 11:32 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 34272 output: 35 thoughts: 491 Thoughts: **Analyzing a Potential Resource Leak in `mfill_get_vma`**
Okay, so I'm looking at this `mfill_get_vma` function, and something's not quite right. Specifically, I'm focusing on the `out_unlock` path. It seems like the code structure has a subtle flaw. Let's break it down.
First, I see the `out_unlock` label calls `mfill_put_vma(state)`. That seems reasonable. Looking into `mfill_put_vma`, I see it contains the following:
```c
static void mfill_put_vma(struct mfill_state *state)
{
if (!state->vma)
return;
up_read(&state->ctx->map_changing_lock);
uffd_mfill_unlock(state->vma);
state->vma = NULL;
}
```
My brain is screaming "WAIT!" Because, if `mfill_get_vma` fails before setting `state->vma`, then `state->vma` will be NULL by the time `mfill_put_vma` is called, and `mfill_put_vma` will just return. The problem is that `dst_vma` and the read lock `ctx->map_changing_lock` are acquired *before* `state->vma` is actually set. I can see that clearly:
```c
dst_vma = uffd_mfill_lock(ctx->mm, state->dst_start, state->len);
if (IS_ERR(dst_vma))
return PTR_ERR(dst_vma);
down_read(&ctx->map_changing_lock);
err = -EAGAIN;
if (atomic_read(&ctx->mmap_changing))
goto out_unlock;
```
If execution flows to `out_unlock` due to a failure, then `state->vma` is definitely going to be NULL. Which means `mfill_put_vma(state)` will just skip the `uffd_mfill_unlock(state->vma)` and `up_read(&state->ctx->map_changing_lock)` calls, and it won't free the resources (e.g. `dst_vma` and `map_changing_lock` ) that were acquired *before* this check.
In other words, the `uffd_mfill_lock` and the `down_read` calls will leak their resources when `mmap_changing` is true.
So, I think I've found a potential resource leak in this logic. It's time to check `mfill_atomic` now and see if I missed anything obvious.
|
| 39/2 | 2026/05/30 11:33 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:872 LineCount:50] Results: map[Contents: 872: static __always_inline ssize_t mfill_atomic(struct userfaultfd_ctx *ctx,
873: unsigned long dst_start,
874: unsigned long src_start,
875: unsigned long len,
876: uffd_flags_t flags)
877: {
878: struct mfill_state state = (struct mfill_state){
879: .ctx = ctx,
880: .dst_start = dst_start,
881: .src_start = src_start,
882: .flags = flags,
883:
884: .src_addr = src_start,
885: .dst_addr = dst_start,
886: };
887: long copied = 0;
888: ssize_t err;
889:
890: /*
891: * Sanitize the command parameters:
892: */
893: VM_WARN_ON_ONCE(dst_start & ~PAGE_MASK);
894: VM_WARN_ON_ONCE(len & ~PAGE_MASK);
895:
896: /* Does the address range wrap, or is the span zero-sized? */
897: VM_WARN_ON_ONCE(src_start + len <= src_start);
898: VM_WARN_ON_ONCE(dst_start + len <= dst_start);
899:
900: err = mfill_get_vma(&state);
901: if (err)
902: goto out;
903:
904: /*
905: * If this is a HUGETLB vma, pass off to appropriate routine
906: */
907: if (is_vm_hugetlb_page(state.vma))
908: return mfill_atomic_hugetlb(ctx, state.vma, dst_start,
909: src_start, len, flags);
910:
911: while (state.src_addr < src_start + len) {
912: VM_WARN_ON_ONCE(state.dst_addr >= dst_start + len);
913:
914: err = mfill_get_pmd(&state);
915: if (err)
916: break;
917:
918: /*
919: * For shmem mappings, khugepaged is allowed to remove page
920: * tables under us; pte_offset_map_lock() will deal with that.
921: */
] |
| 40/2 | 2026/05/30 11:33 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 36171 output: 23 thoughts: 720 Thoughts: **Debugging a Userfaultfd Lock Contention** Okay, so I'm looking at this code and a potential deadlock situation. Let's see... Initially, `state.vma` is set to NULL, as expected. Then, `mfill_get_vma` is called. If this function fails, it jumps to `out_unlock`. Inside `out_unlock`, `mfill_put_vma` is called, but because `state->vma` is NULL, it returns immediately. This means `dst_vma` and `ctx->map_changing_lock` are *not* unlocked. But hang on, `dst_vma` is locked using `uffd_mfill_lock`, which uses `uffd_lock_vma`. `uffd_lock_vma` returns with the per-VMA lock held. Ah, I see, that per-VMA lock is a reader lock. But wait, `uffd_lock_vma` *doesn't* hold `mmap_read_lock`. However, if `uffd_lock_vma` fails to get the per-VMA lock, it *does* try to get `mmap_read_lock`, acquire `vma`, and then release `mmap_read_lock`. So, `uffd_lock_vma` always returns with `mmap_read_lock` unlocked, only with the per-VMA lock held! Now, if it's only holding the per-VMA lock, why is `mmap_read_lock` being blocked in the hung task? Let's trace it back. The hung task is blocked in `mmap_read_lock` which is called within `uffd_lock_vma`, which is in turn, called by `mfill_get_vma`. So, the task *is* trying to acquire `mmap_read_lock`. This means that someone else must be holding `mmap_write_lock`! But, who? Could the task that is holding `mmap_write_lock` be blocked on `map_changing_lock`? I need to check where `map_changing_lock` is acquired for write to confirm this. That's the key. |
| 41/2 | 2026/05/30 11:33 | tool | grepper |
0mArgs:map[Expression:down_write.*map_changing_lock] Results: map[Output:fs/userfaultfd.c=635=int dup_userfaultfd(struct vm_area_struct *vma, struct list_head *fcs) -- fs/userfaultfd.c-675- userfaultfd_ctx_get(octx); fs/userfaultfd.c:676: down_write(&octx->map_changing_lock); fs/userfaultfd.c-677- atomic_inc(&octx->mmap_changing); -- fs/userfaultfd.c=740=void mremap_userfaultfd_prep(struct vm_area_struct *vma, -- fs/userfaultfd.c-752- userfaultfd_ctx_get(ctx); fs/userfaultfd.c:753: down_write(&ctx->map_changing_lock); fs/userfaultfd.c-754- atomic_inc(&ctx->mmap_changing); -- fs/userfaultfd.c=792=bool userfaultfd_remove(struct vm_area_struct *vma, -- fs/userfaultfd.c-803- userfaultfd_ctx_get(ctx); fs/userfaultfd.c:804: down_write(&ctx->map_changing_lock); fs/userfaultfd.c-805- atomic_inc(&ctx->mmap_changing); -- fs/userfaultfd.c=833=int userfaultfd_unmap_prep(struct vm_area_struct *vma, unsigned long start, -- fs/userfaultfd.c-847- userfaultfd_ctx_get(ctx); fs/userfaultfd.c:848: down_write(&ctx->map_changing_lock); fs/userfaultfd.c-849- atomic_inc(&ctx->mmap_changing); ] |
| 42/2 | 2026/05/30 11:33 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 37870 output: 35 thoughts: 1923 Thoughts: **Deadlock Analysis in Userfaultfd - A Deep Dive** Okay, so I've been tracing through the userfaultfd code, and I think I've found a critical deadlock scenario. It hinges on the interaction between `mremap`, `munmap`, and `UFFDIO_COPY` (or similar operations involving userfaultfd). Here's the sequence of events and the problem as I see it: The key is in the lock acquisition order and potential leaks. Functions like `mremap_userfaultfd_prep`, `userfaultfd_remove`, and `userfaultfd_unmap_prep` (used by `mremap` and `munmap`) all take `down_write(&ctx->map_changing_lock)`. They are also called during the main mmap/munmap path which already holds the `mmap_write_lock`. Here's the scenario: **Task A** (e.g., `munmap` or `mremap`): 1. Acquires `mmap_write_lock` (this is standard for memory map changes). 2. Calls functions like `userfaultfd_unmap_prep` which, in turn, calls `down_write(&ctx->map_changing_lock)`. 3. Acquires `down_write(&ctx->map_changing_lock)` **Task B** (e.g., a `UFFDIO_COPY` or other userfaultfd operation): 1. Calls `mfill_get_vma`. 2. Calls `uffd_mfill_lock` -> `uffd_lock_vma`. This tries to acquire the `mmap_read_lock`. 3. If Task A is holding the write lock, Task B correctly blocks on the `mmap_read_lock`. So far, so good. 4. But... inside `mfill_get_vma`, *after* the initial `uffd_mfill_lock`, the function calls `down_read(&ctx->map_changing_lock)`. 5. Now, the problem arises when `atomic_read(&ctx->mmap_changing)` is true *within* `mfill_get_vma`. This indicates that a memory map change is happening. 6. When `atomic_read(&ctx->mmap_changing)` *is* true, `mfill_get_vma` jumps to `out_unlock`. This is where the leak happens. 7. `out_unlock` calls `mfill_put_vma(state)`, but crucially, *inside `mfill_get_vma`, `state->vma` is NULL.* This value is not set until after the check. 8. Since `state->vma` is NULL, the call to `mfill_put_vma(state)` essentially does nothing (bypasses the `up_read` call). 9. This means Task B *leaks* `down_read(&ctx->map_changing_lock)`! Also, the VMA read lock is leaked as well. 10. The leaked `down_read` causes `munmap` to block on `down_write`. Since Task A holds `mmap_write_lock`, everything comes to a standstill. 11. Task B returns `-EAGAIN` but the lock is already leaked and will not be released by either path. Essentially, Task B acquires the read lock, detects a change happening in memory layout from Task A, and then *fails* to release the lock, creating a potential deadlock. Let's verify this, and the issue is: - `mfill_get_vma` leaks `down_read(&ctx->map_changing_lock)` under the condition that `atomic_read(&ctx->mmap_changing)` returns true and `state->vma` is `NULL`. A quick check on the `userfaultfd_unmap_prep` shows it acquires the `down_write` _before_ incrementing `mmap_changing`, so it is not a part of the deadlock as I initially thought. So, in the end, it means: `down_read(&ctx->map_changing_lock)` is leaked by Task B and will block Task A. Any subsequent task trying to acquire `mmap_read_lock` will also be blocked. The root cause: `mfill_get_vma` doesn't properly handle the `mmap_changing` state when an error occurs. |
| 43/2 | 2026/05/30 11:33 | tool | read-file |
0mArgs:map[File:fs/userfaultfd.c FirstLine:833 LineCount:50] Results: map[Contents: 833: int userfaultfd_unmap_prep(struct vm_area_struct *vma, unsigned long start,
834: unsigned long end, struct list_head *unmaps)
835: {
836: struct userfaultfd_unmap_ctx *unmap_ctx;
837: struct userfaultfd_ctx *ctx = vma->vm_userfaultfd_ctx.ctx;
838:
839: if (!ctx || !(ctx->features & UFFD_FEATURE_EVENT_UNMAP) ||
840: has_unmap_ctx(ctx, unmaps, start, end))
841: return 0;
842:
843: unmap_ctx = kzalloc_obj(*unmap_ctx);
844: if (!unmap_ctx)
845: return -ENOMEM;
846:
847: userfaultfd_ctx_get(ctx);
848: down_write(&ctx->map_changing_lock);
849: atomic_inc(&ctx->mmap_changing);
850: up_write(&ctx->map_changing_lock);
851: unmap_ctx->ctx = ctx;
852: unmap_ctx->start = start;
853: unmap_ctx->end = end;
854: list_add_tail(&unmap_ctx->list, unmaps);
855:
856: return 0;
857: }
858:
859: void userfaultfd_unmap_complete(struct mm_struct *mm, struct list_head *uf)
860: {
861: struct userfaultfd_unmap_ctx *ctx, *n;
862: struct userfaultfd_wait_queue ewq;
863:
864: list_for_each_entry_safe(ctx, n, uf, list) {
865: msg_init(&ewq.msg);
866:
867: ewq.msg.event = UFFD_EVENT_UNMAP;
868: ewq.msg.arg.remove.start = ctx->start;
869: ewq.msg.arg.remove.end = ctx->end;
870:
871: userfaultfd_event_wait_completion(ctx->ctx, &ewq);
872:
873: list_del(&ctx->list);
874: kfree(ctx);
875: }
876: }
877:
878: static int userfaultfd_release(struct inode *inode, struct file *file)
879: {
880: struct userfaultfd_ctx *ctx = file->private_data;
881: struct mm_struct *mm = ctx->mm;
882: /* len == 0 means wake all */
] |
| 44/2 | 2026/05/30 11:33 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 41626 output: 35 thoughts: 73 Thoughts: **Unraveling the Userfaultfd Unmap Process** Okay, let's see... `userfaultfd_unmap_prep` increments `mmap_changing`. Got it. Then, `userfaultfd_unmap_complete` calls `userfaultfd_event_wait_completion`. Hmm, a logical sequence, but something's nagging at me. Where, exactly, is `mmap_changing` decremented? It's crucial for correct synchronization. We need to be absolutely certain this isn't leading to a race condition or incorrect memory management. Right, time to dive into `userfaultfd_event_wait_completion` and figure this out. I need to understand this decrement to be confident this is well-behaved. |
| 45/2 | 2026/05/30 11:33 | tool | read-file |
0mArgs:map[File:fs/userfaultfd.c FirstLine:500 LineCount:50] Results: map[Contents: 500: * through poll/read().
501: */
502: __add_wait_queue(&ctx->fault_pending_wqh, &uwq.wq);
503: /*
504: * The smp_mb() after __set_current_state prevents the reads
505: * following the spin_unlock to happen before the list_add in
506: * __add_wait_queue.
507: */
508: set_current_state(blocking_state);
509: spin_unlock_irq(&ctx->fault_pending_wqh.lock);
510:
511: if (is_vm_hugetlb_page(vma)) {
512: must_wait = userfaultfd_huge_must_wait(ctx, vmf, reason);
513: hugetlb_vma_unlock_read(vma);
514: } else {
515: must_wait = userfaultfd_must_wait(ctx, vmf, reason);
516: }
517:
518: release_fault_lock(vmf);
519:
520: if (likely(must_wait && !READ_ONCE(ctx->released))) {
521: wake_up_poll(&ctx->fd_wqh, EPOLLIN);
522: schedule();
523: }
524:
525: __set_current_state(TASK_RUNNING);
526:
527: /*
528: * Here we race with the list_del; list_add in
529: * userfaultfd_ctx_read(), however because we don't ever run
530: * list_del_init() to refile across the two lists, the prev
531: * and next pointers will never point to self. list_add also
532: * would never let any of the two pointers to point to
533: * self. So list_empty_careful won't risk to see both pointers
534: * pointing to self at any time during the list refile. The
535: * only case where list_del_init() is called is the full
536: * removal in the wake function and there we don't re-list_add
537: * and it's fine not to block on the spinlock. The uwq on this
538: * kernel stack can be released after the list_del_init.
539: */
540: if (!list_empty_careful(&uwq.wq.entry)) {
541: spin_lock_irq(&ctx->fault_pending_wqh.lock);
542: /*
543: * No need of list_del_init(), the uwq on the stack
544: * will be freed shortly anyway.
545: */
546: list_del(&uwq.wq.entry);
547: spin_unlock_irq(&ctx->fault_pending_wqh.lock);
548: }
549:
] |
| 46/2 | 2026/05/30 11:33 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 42750 output: 22 thoughts: 17 Thoughts: Here's my thought process, summarized as you requested: **Tracking Down a Decrement** Okay, so I'm trying to figure out something related to `mmap_changing`. Right now, I need to figure out *where* this variable is being decremented. It's a key piece of the puzzle I'm working on, and knowing the decrement location is crucial to understanding its overall behavior and impact. I need to trace this down quickly. Let's see how I can go about doing that. Time to get to work. |
| 47/2 | 2026/05/30 11:33 | tool | grepper |
0mArgs:map[Expression:atomic_dec.*mmap_changing] Results: map[Output:fs/userfaultfd.c=560=static void userfaultfd_event_wait_completion(struct userfaultfd_ctx *ctx, -- fs/userfaultfd.c-621-out: fs/userfaultfd.c:622: atomic_dec(&ctx->mmap_changing); fs/userfaultfd.c-623- VM_WARN_ON_ONCE(atomic_read(&ctx->mmap_changing) < 0); -- fs/userfaultfd.c=712=void dup_userfaultfd_fail(struct list_head *fcs) -- fs/userfaultfd.c-729- fs/userfaultfd.c:730: atomic_dec(&octx->mmap_changing); fs/userfaultfd.c-731- VM_WARN_ON_ONCE(atomic_read(&octx->mmap_changing) < 0); ] |
| 48/2 | 2026/05/30 11:33 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 43142 output: 35 thoughts: 41 Thoughts: Okay, here's my interpretation of those thoughts, framed as an expert's internal monologue: **Investigating `userfaultfd_event_wait_completion`** Right, so I'm looking at `userfaultfd_event_wait_completion`... interesting. It appears this function is the key mechanism for handling completion of events related to userfaultfd. I see it decrements `mmap_changing`. That's important. This suggests a direct link between this function and the overall state of memory mapping modifications. This likely means that a 'changing' flag is tracked, and this function marks that the change is now *complete*, allowing the system to proceed. Furthermore, I note that it acquires `down_write(&ctx->map_changing_lock)`. This suggests that there's a writer lock protecting some shared context, `ctx`, that is related to the memory map changes. The fact it's a "down_write" implies a shared/exclusive lock, so while one thing is in process, others may have to wait their turn. That lock almost certainly ties into the overall memory management strategy, likely ensuring that concurrent access to memory regions undergoing changes is properly synchronized. The acquisition of this lock, and its subsequent release, is essential for maintaining memory integrity. This whole interaction is critical to understanding how the system handles the userfaultfd events and keeps mmap changes coherent and correct. |
| 49/2 | 2026/05/30 11:33 | tool | read-file |
0mArgs:map[File:fs/userfaultfd.c FirstLine:600 LineCount:50] Results: map[Contents: 600: }
601:
602: spin_unlock_irq(&ctx->event_wqh.lock);
603:
604: wake_up_poll(&ctx->fd_wqh, EPOLLIN);
605: schedule();
606:
607: spin_lock_irq(&ctx->event_wqh.lock);
608: }
609: __set_current_state(TASK_RUNNING);
610: spin_unlock_irq(&ctx->event_wqh.lock);
611:
612: if (release_new_ctx) {
613: userfaultfd_release_new(release_new_ctx);
614: userfaultfd_ctx_put(release_new_ctx);
615: }
616:
617: /*
618: * ctx may go away after this if the userfault pseudo fd is
619: * already released.
620: */
621: out:
622: atomic_dec(&ctx->mmap_changing);
623: VM_WARN_ON_ONCE(atomic_read(&ctx->mmap_changing) < 0);
624: userfaultfd_ctx_put(ctx);
625: }
626:
627: static void userfaultfd_event_complete(struct userfaultfd_ctx *ctx,
628: struct userfaultfd_wait_queue *ewq)
629: {
630: ewq->msg.event = 0;
631: wake_up_locked(&ctx->event_wqh);
632: __remove_wait_queue(&ctx->event_wqh, &ewq->wq);
633: }
634:
635: int dup_userfaultfd(struct vm_area_struct *vma, struct list_head *fcs)
636: {
637: struct userfaultfd_ctx *ctx = NULL, *octx;
638: struct userfaultfd_fork_ctx *fctx;
639:
640: octx = vma->vm_userfaultfd_ctx.ctx;
641: if (!octx)
642: return 0;
643:
644: if (!(octx->features & UFFD_FEATURE_EVENT_FORK)) {
645: userfaultfd_reset_ctx(vma);
646: return 0;
647: }
648:
649: list_for_each_entry(fctx, fcs, list)
] |
| 50/2 | 2026/05/30 11:33 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 44267 output: 20 thoughts: 1858 Thoughts: **A Deep Dive into a Potential Kernel Deadlock**
Okay, so I've been tracing the execution flow of `userfaultfd_event_wait_completion` and I think I've spotted a significant flaw. My initial understanding was that this function would acquire a write lock, but it doesn't. It just decrements `mmap_changing`. Here's the sequence I've worked out:
1. `userfaultfd_unmap_prep` acquires `down_write`, increments `mmap_changing`, and releases `down_write`.
2. `userfaultfd_unmap_complete` calls `userfaultfd_event_wait_completion`.
3. `userfaultfd_event_wait_completion` waits for userspace to read the event.
4. After userspace reads the event, it decrements `mmap_changing`.
The problem is, if `userfaultfd_unmap_prep` *releases* the write lock before `userfaultfd_event_wait_completion` completes, that means the write lock is *not* held during the wait! The only thing is incrementing that `mmap_changing` counter. This is important to note as `mremap_userfaultfd_complete` also calls `userfaultfd_event_wait_completion`.
Now, if `mmap_changing` is just a counter, then when `mmap_changing` is greater than 0, `mfill_get_vma` returns `-EAGAIN`. Let's step through this in detail. Essentially, the code checks:
```c
down_read(&ctx->map_changing_lock);
err = -EAGAIN;
if (atomic_read(&ctx->mmap_changing))
goto out_unlock;
```
If `mmap_changing` is greater than 0, it goes to `out_unlock`. Then:
```c
out_unlock:
mfill_put_vma(state);
return err;
```
Here's the problem: `mfill_put_vma` does NOTHING because `state->vma` is NULL! This means that `down_read(&ctx->map_changing_lock)` is LEAKED, and `uffd_mfill_lock` is LEAKED! This causes a returned `-EAGAIN`.
Now, the lock on the VMA itself is leaked, *and* the read lock is leaked. The userspace can just retry, but the read lock is still leaked! The very next time someone tries to acquire the write lock, it will BLOCK. Forever.
So, who tries to acquire `down_write(&ctx->map_changing_lock)`? Functions like `userfaultfd_unmap_prep`, `mremap_userfaultfd_prep`, `userfaultfd_remove`, `dup_userfaultfd` and they are called from `munmap`, `mremap`, `exit_mmap`, `fork`. These, importantly, are all called with `mmap_write_lock` already HELD.
So, consider Task A (e.g., `munmap`) that holds the `mmap_write_lock`. It calls `userfaultfd_unmap_prep`, and then it tries to acquire `down_write(&ctx->map_changing_lock)`. But it *blocks forever* because Task B leaked the read lock! Then, Task A is blocked holding `mmap_write_lock`. Any other task (e.g., Task C) that then tries to acquire `mmap_read_lock` *also* blocks forever! This perfectly matches the hung task reports I've been seeing!
Let's double check `mfill_put_vma`. It should release resources, but if `state->vma` is NULL, it returns immediately!
```c
static void mfill_put_vma(struct mfill_state *state)
{
if (!state->vma)
return;
up_read(&state->ctx->map_changing_lock);
uffd_mfill_unlock(state->vma);
state->vma = NULL;
}
```
Indeed, it returns immediately! The VMA is only ever set if `mfill_get_vma` succeeds and sets it in the `out:` label, thus if `mfill_get_vma` fails before setting it at `out:` label, then `state->vma` is set to NULL. And in the subsequent calls to `mfill_get_vma` after `mfill_copy_folio_retry`, `state->vma` is *also*
|
| 51/2 | 2026/05/30 11:34 | tool | grepper |
0mArgs:map[Expression:unprivileged_userfaultfd] Results: map[Output:Documentation/admin-guide/mm/userfaultfd.rst=61=userfaultfd(2) syscall. Access to this is controlled in several ways:
--
Documentation/admin-guide/mm/userfaultfd.rst-68- process needs the CAP_SYS_PTRACE capability, or the system must have
Documentation/admin-guide/mm/userfaultfd.rst:69: vm.unprivileged_userfaultfd set to 1. By default, vm.unprivileged_userfaultfd
Documentation/admin-guide/mm/userfaultfd.rst-70- is set to 0.
--
Documentation/admin-guide/mm/userfaultfd.rst=80=to /dev/userfaultfd can always create userfaultfds that trap kernel page faults;
Documentation/admin-guide/mm/userfaultfd.rst:81:vm.unprivileged_userfaultfd is not considered.
Documentation/admin-guide/mm/userfaultfd.rst-82-
--
Documentation/admin-guide/sysctl/vm.rst=25=Currently, these files are in /proc/sys/vm:
--
Documentation/admin-guide/sysctl/vm.rst-74-- swappiness
Documentation/admin-guide/sysctl/vm.rst:75:- unprivileged_userfaultfd
Documentation/admin-guide/sysctl/vm.rst-76-- user_reserve_kbytes
--
Documentation/admin-guide/sysctl/vm.rst=1007=file-backed pages is less than the high watermark in a zone.
--
Documentation/admin-guide/sysctl/vm.rst-1009-
Documentation/admin-guide/sysctl/vm.rst:1010:unprivileged_userfaultfd
Documentation/admin-guide/sysctl/vm.rst-1011-========================
--
fs/userfaultfd.c-35-
fs/userfaultfd.c:36:static int sysctl_unprivileged_userfaultfd __read_mostly;
fs/userfaultfd.c-37-
--
fs/userfaultfd.c=39=static const struct ctl_table vm_userfaultfd_table[] = {
fs/userfaultfd.c-40- {
fs/userfaultfd.c:41: .procname = "unprivileged_userfaultfd",
fs/userfaultfd.c:42: .data = &sysctl_unprivileged_userfaultfd,
fs/userfaultfd.c:43: .maxlen = sizeof(sysctl_unprivileged_userfaultfd),
fs/userfaultfd.c-44- .mode = 0644,
--
fs/userfaultfd.c=2169=static inline bool userfaultfd_syscall_allowed(int flags)
--
fs/userfaultfd.c-2182- /* Otherwise, access to kernel fault handling is sysctl controlled. */
fs/userfaultfd.c:2183: return sysctl_unprivileged_userfaultfd;
fs/userfaultfd.c-2184-}
] |
| 52/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 47917 output: 20 thoughts: 131 Thoughts: **Unraveling Userfaultfd Security** Okay, hold on a second. I need to clarify something about `vm.unprivileged_userfaultfd`. It defaults to zero, right? But wait, I seem to remember that `userfaultfd` isn't *solely* accessed through the `vm` setting. There's also `/dev/userfaultfd`. I should check the documentation to make sure I'm not missing anything. Let's see... Ah, yes, `Documentation/admin-guide/mm/userfaultfd.rst` states, "to `/dev/userfaultfd` can always create userfaultfds that trap kernel page faults; `vm.unprivileged_userfaultfd` is not considered." So, that’s key. It overrides the `vm` setting. The real question is whether an unprivileged user can access `/dev/userfaultfd` or not! To nail this down, I'll need to go directly to the source code. Let's dig into `fs/userfaultfd.c` and confirm exactly how permissions and access are managed for `/dev/userfaultfd`. This is critical for understanding the security implications. |
| 53/2 | 2026/05/30 11:34 | tool | grepper |
0mArgs:map[Expression:/dev/userfaultfd] Results: map[Output:Documentation/admin-guide/mm/userfaultfd.rst=72=The second way, added to the kernel more recently, is by opening
Documentation/admin-guide/mm/userfaultfd.rst:73:/dev/userfaultfd and issuing a USERFAULTFD_IOC_NEW ioctl to it. This method
Documentation/admin-guide/mm/userfaultfd.rst-74-yields equivalent userfaultfds to the userfaultfd(2) syscall.
Documentation/admin-guide/mm/userfaultfd.rst-75-
Documentation/admin-guide/mm/userfaultfd.rst:76:Unlike userfaultfd(2), access to /dev/userfaultfd is controlled via normal
Documentation/admin-guide/mm/userfaultfd.rst-77-filesystem permissions (user/group/mode), which gives fine grained access to
--
Documentation/admin-guide/mm/userfaultfd.rst=79=the same time (as e.g. granting CAP_SYS_PTRACE would do). Users who have access
Documentation/admin-guide/mm/userfaultfd.rst:80:to /dev/userfaultfd can always create userfaultfds that trap kernel page faults;
Documentation/admin-guide/mm/userfaultfd.rst-81-vm.unprivileged_userfaultfd is not considered.
--
Documentation/admin-guide/sysctl/vm.rst=1025=Another way to control permissions for userfaultfd is to use
Documentation/admin-guide/sysctl/vm.rst:1026:/dev/userfaultfd instead of userfaultfd(2). See
Documentation/admin-guide/sysctl/vm.rst-1027-Documentation/admin-guide/mm/userfaultfd.rst.
--
include/uapi/linux/userfaultfd.h-14-
include/uapi/linux/userfaultfd.h:15:/* ioctls for /dev/userfaultfd */
include/uapi/linux/userfaultfd.h-16-#define USERFAULTFD_IOC 0xAA
--
tools/include/uapi/linux/userfaultfd.h-14-
tools/include/uapi/linux/userfaultfd.h:15:/* ioctls for /dev/userfaultfd */
tools/include/uapi/linux/userfaultfd.h-16-#define USERFAULTFD_IOC 0xAA
--
tools/testing/selftests/mm/uffd-common.c=688=int uffd_open_dev(unsigned int flags)
--
tools/testing/selftests/mm/uffd-common.c-691-
tools/testing/selftests/mm/uffd-common.c:692: fd = open("/dev/userfaultfd", O_RDWR | O_CLOEXEC);
tools/testing/selftests/mm/uffd-common.c-693- if (fd < 0)
--
tools/testing/selftests/mm/uffd-unit-tests.c=129=static int test_uffd_api(bool use_dev)
--
tools/testing/selftests/mm/uffd-unit-tests.c-134- uffd_test_start("UFFDIO_API (with %s)",
tools/testing/selftests/mm/uffd-unit-tests.c:135: use_dev ? "/dev/userfaultfd" : "syscall");
tools/testing/selftests/mm/uffd-unit-tests.c-136-
] |
| 54/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 49170 output: 36 thoughts: 68 Thoughts: Here's my summary, as the expert: **Delving into `/dev/userfaultfd` and its Permissions** Okay, so I'm thinking about `/dev/userfaultfd` and how the kernel handles access. It's pretty standard that its permissions are managed via the filesystem – typically root access or maybe a specific group, nothing too surprising there. But then a thought pops up: wait a minute... aren't there situations where an unprivileged user can leverage `userfaultfd(2)`? The key here seems to be whether kernel-initiated page faults are being requested. If they *aren't*, then maybe the usual restrictions don't apply. I should probably dive into the code and see how the kernel determines if an unprivileged user's `userfaultfd(2)` use is allowed. Time to check out the `userfaultfd_syscall_allowed` function. That seems like the right place to begin. |
| 55/2 | 2026/05/30 11:34 | tool | read-file |
0mArgs:map[File:fs/userfaultfd.c FirstLine:2169 LineCount:50] Results: map[Contents:2169: static inline bool userfaultfd_syscall_allowed(int flags)
2170: {
2171: /* Userspace-only page faults are always allowed */
2172: if (flags & UFFD_USER_MODE_ONLY)
2173: return true;
2174:
2175: /*
2176: * The user is requesting a userfaultfd which can handle kernel faults.
2177: * Privileged users are always allowed to do this.
2178: */
2179: if (capable(CAP_SYS_PTRACE))
2180: return true;
2181:
2182: /* Otherwise, access to kernel fault handling is sysctl controlled. */
2183: return sysctl_unprivileged_userfaultfd;
2184: }
2185:
2186: SYSCALL_DEFINE1(userfaultfd, int, flags)
2187: {
2188: if (!userfaultfd_syscall_allowed(flags))
2189: return -EPERM;
2190:
2191: return new_userfaultfd(flags);
2192: }
2193:
2194: static long userfaultfd_dev_ioctl(struct file *file, unsigned int cmd, unsigned long flags)
2195: {
2196: if (cmd != USERFAULTFD_IOC_NEW)
2197: return -EINVAL;
2198:
2199: return new_userfaultfd(flags);
2200: }
2201:
2202: static const struct file_operations userfaultfd_dev_fops = {
2203: .unlocked_ioctl = userfaultfd_dev_ioctl,
2204: .compat_ioctl = userfaultfd_dev_ioctl,
2205: .owner = THIS_MODULE,
2206: .llseek = noop_llseek,
2207: };
2208:
2209: static struct miscdevice userfaultfd_misc = {
2210: .minor = MISC_DYNAMIC_MINOR,
2211: .name = "userfaultfd",
2212: .fops = &userfaultfd_dev_fops
2213: };
2214:
2215: static int __init userfaultfd_init(void)
2216: {
2217: int ret;
2218:
] |
| 56/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 50162 output: 22 thoughts: 539 Thoughts: **My Analysis of the Userfaultfd (UFFD) Vulnerability** Okay, so `UFFD_USER_MODE_ONLY` is always permitted for unprivileged users. And, it's *precisely* the key to exploiting this bug. The issue lies within `UFFDIO_COPY` (and potentially `UFFDIO_ZEROPAGE`, etc.) – those ioctls on the userfaultfd file descriptor. The exploit unfolds like this: 1. I create a userfaultfd with `UFFD_USER_MODE_ONLY`. 2. I register a Virtual Memory Area (VMA) with this userfaultfd. 3. In a separate thread, `mremap` or `munmap` is called on that same VMA, which sets `mmap_changing` to 1. 4. Then, in the original thread, I call `UFFDIO_COPY` on the VMA. 5. `UFFDIO_COPY` calls `mfill_atomic`, which in turn calls `mfill_get_vma`. 6. `mfill_get_vma` detects `mmap_changing == 1`. It goes to `out_unlock`, leaking the `down_read(&ctx->map_changing_lock)` and the per-VMA lock! 7. The `mremap`/`munmap` thread, blocked on `down_write(&ctx->map_changing_lock)`, is now going to block FOREVER! 8. Since the `mremap`/`munmap` thread is holding `mmap_write_lock`, any other thread that attempts to acquire `mmap_read_lock` on the same `mm` will block FOREVER! Wait, this is a local Denial of Service (DoS)! But, is it limited to threads within the *same* process? If it were, it's not a full system-wide DoS. Ah, `mmap_write_lock` is per-memory map (per-mm). So, it's confined to the process itself. But...what if the process shares its `mm` with other processes, like via `clone(CLONE_VM)`? No, it would still be just the same process group. What if this affects a system service? An unprivileged user shouldn't be able to force this on a system service. Wait, what if an unprivileged user triggers this, and then the Out-Of-Memory (OOM) killer tries to kill the process? The OOM killer would need to get `mmap_read_lock` to reap the process! I need to check if the OOM killer does indeed acquire `mmap_read_lock`. |
| 57/2 | 2026/05/30 11:34 | tool | grepper |
0mError:no matches Args: map[Expression:mmap_read_lock.*oom] Results: map[Output:] |
| 58/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 51328 output: 22 thoughts: 14 Thoughts: Okay, here's my take on those thoughts, tailored for an expert audience, presented in the first person: **Diving into `oom_reap_task_mm`** Alright, time to dig in. Let's start by looking at `oom_reap_task_mm`. I need to refresh my understanding of how this function fits into the overall OOM (Out of Memory) handling process within the kernel. Specifically, I'm thinking about its role in reclaiming resources, likely memory, from a specific task's memory management structure (MM). My concern is how it interacts with the rest of the OOM killer logic, and the implications for workload performance or stability. I'm wondering if there are any specific scenarios, perhaps involving highly contended memory or unusual memory allocation patterns, where this function might become a bottleneck or introduce unexpected behavior. I also want to make sure I understand any potential race conditions or synchronization issues involved, particularly in a multi-threaded or multi-process environment. Essentially, I'm aiming to pinpoint potential areas for optimization, or any subtle bugs, that could be hiding within this core part of the kernel's memory management. |
| 59/2 | 2026/05/30 11:34 | tool | grepper |
0mArgs:map[Expression:oom_reap_task_mm] Results: map[Output:mm/oom_kill.c=511=static DEFINE_SPINLOCK(oom_reaper_lock);
mm/oom_kill.c-512-
mm/oom_kill.c:513:static bool __oom_reap_task_mm(struct mm_struct *mm)
mm/oom_kill.c-514-{
--
mm/oom_kill.c-561- */
mm/oom_kill.c:562:static bool oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm)
mm/oom_kill.c-563-{
--
mm/oom_kill.c-584- /* failed to reap part of the address space. Try again later */
mm/oom_kill.c:585: ret = __oom_reap_task_mm(mm);
mm/oom_kill.c-586- if (!ret)
--
mm/oom_kill.c=603=static void oom_reap_task(struct task_struct *tsk)
--
mm/oom_kill.c-608- /* Retry the mmap_read_trylock(mm) a few times */
mm/oom_kill.c:609: while (attempts++ < MAX_OOM_REAP_RETRIES && !oom_reap_task_mm(tsk, mm))
mm/oom_kill.c-610- schedule_timeout_idle(HZ/10);
--
mm/oom_kill.c=1195=SYSCALL_DEFINE2(process_mrelease, int, pidfd, unsigned int, flags)
--
mm/oom_kill.c-1244- */
mm/oom_kill.c:1245: if (!mm_flags_test(MMF_OOM_SKIP, mm) && !__oom_reap_task_mm(mm))
mm/oom_kill.c-1246- ret = -EAGAIN;
] |
| 60/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 52107 output: 25 thoughts: 130 Thoughts: **Analyzing the `oom_reap_task_mm` Process** Okay, so `oom_reap_task_mm` is using `mmap_read_trylock(mm)`. I see, it's attempting to read the memory map safely. If the lock acquisition fails initially, it retries a few times. That makes sense; we want to be robust in the face of contention. But then, if it *still* fails, it just gives up. That's where things get interesting. It doesn't reap the memory, but it *does* kill the task. Hmm, let me think that through... the task is killed, which means it will inevitably exit. Now, during exit, `exit_mmap` is called. Ah, hold on a second. `exit_mmap`... wait, `exit_mmap` acquires `mmap_write_lock`? That seems potentially problematic in this scenario. If the initial trylock failed, and the task is killed, could we be introducing a lock inversion situation? This seems like a potential issue, given that we are trying to clear up the memory maps of a killed task. I need to dive deeper into `exit_mmap` to fully understand what's happening. I need to make sure this doesn't create a deadlock scenario. Let me go check that out. |
| 61/2 | 2026/05/30 11:34 | tool | grepper |
0mArgs:map[Expression:mmap_write_lock.*exit_mmap] Results: map[Output:mm/oom_kill.c=562=static bool oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm) -- mm/oom_kill.c-574- * under mmap_lock for reading because it serializes against the mm/oom_kill.c:575: * mmap_write_lock();mmap_write_unlock() cycle in exit_mmap(). mm/oom_kill.c-576- */ ] |
| 62/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 52688 output: 23 thoughts: 212 Thoughts: **Oh Crap, Memory Management Deadlock!** Okay, so *exit\_mmap* grabs the *mmap\_write\_lock*. Right, makes sense. But hang on, if the process gets the rug pulled out from under it with a signal, it'll call *exit\_mmap*. And *exit\_mmap* will try to get the *mmap\_write\_lock*. But the *munmap* thread *already* holds that lock! This is trouble. Wait a second... if the *munmap* thread has *mmap\_write\_lock*, and it's blocked waiting on `down_write(&ctx->map_changing_lock)`, it's never going to release *mmap\_write\_lock*! This means *exit\_mmap* will just sit there, blocking forever on `mmap_write_lock`! That's a classic deadlock situation. But, *exit\_mmap* is only called when the *last* thread exits. Okay, so if the *munmap* thread is the last thread and is exiting, it will be interrupted by the kill signal, I need to consider that. Wait! Aarrgghhh! `down_write` is uninterruptible! We can't let the process get killed in the middle of a `down_write` call. I need to make sure `down_write` *is* uninterruptible! |
| 63/2 | 2026/05/30 11:34 | tool | grepper |
0mArgs:map[Expression:down_write.*map_changing_lock] Results: map[Output:fs/userfaultfd.c=635=int dup_userfaultfd(struct vm_area_struct *vma, struct list_head *fcs) -- fs/userfaultfd.c-675- userfaultfd_ctx_get(octx); fs/userfaultfd.c:676: down_write(&octx->map_changing_lock); fs/userfaultfd.c-677- atomic_inc(&octx->mmap_changing); -- fs/userfaultfd.c=740=void mremap_userfaultfd_prep(struct vm_area_struct *vma, -- fs/userfaultfd.c-752- userfaultfd_ctx_get(ctx); fs/userfaultfd.c:753: down_write(&ctx->map_changing_lock); fs/userfaultfd.c-754- atomic_inc(&ctx->mmap_changing); -- fs/userfaultfd.c=792=bool userfaultfd_remove(struct vm_area_struct *vma, -- fs/userfaultfd.c-803- userfaultfd_ctx_get(ctx); fs/userfaultfd.c:804: down_write(&ctx->map_changing_lock); fs/userfaultfd.c-805- atomic_inc(&ctx->mmap_changing); -- fs/userfaultfd.c=833=int userfaultfd_unmap_prep(struct vm_area_struct *vma, unsigned long start, -- fs/userfaultfd.c-847- userfaultfd_ctx_get(ctx); fs/userfaultfd.c:848: down_write(&ctx->map_changing_lock); fs/userfaultfd.c-849- atomic_inc(&ctx->mmap_changing); ] |
| 64/2 | 2026/05/30 11:34 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 53695 output: 35 thoughts: 316 Thoughts: **My Assessment of the `down_write` Issue** Okay, so I've confirmed it: `down_write` is truly uninterruptible. That's the crux of the problem. If a `munmap` thread gets caught in this state, it's going to be stuck in the `D` state – the dreaded uninterruptible sleep – *forever*. And that means it's essentially unkillable. Even a `SIGKILL` won't budge it. This is bad news, *very* bad news. This zombie process, which can't be reaped, is going to hang around, perpetually holding onto the `mmap_write_lock`. Furthermore, it's holding a reference to the `mm_struct`, which means the memory allocated to that process is *never* going to be freed. This is a classic resource leak, and a really nasty one at that. An attacker could exploit this vulnerability to create a whole host of these processes and systematically exhaust the system's memory, leading to a system-wide Denial of Service (DoS) situation – the dreaded OOM (Out Of Memory) condition. And it doesn't end there: If the `kernel.hung_task_panic` setting is enabled, which is pretty common in production systems for automated reboot on hung tasks, the hung task watchdog will be triggered and the system will *panic*. So, not just a DoS, but a *reliable* system-wide DoS! This is a serious flaw. Now, I need to make sure I haven't missed anything. Are there any other leaked locks here? My mind is on `uffd_mfill_lock` because it returns a VMA with the per-VMA lock held. If that per-VMA lock gets leaked, that's another critical issue. But, in reality, I believe the core issue is the `down_read(&ctx->map_changing_lock)` call. Let me just verify that `mfill_put_vma` does nothing when `state->vma` is NULL. I need to make sure my assumptions are valid. |
| 65/2 | 2026/05/30 11:35 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:195 LineCount:10] Results: map[Contents: 195: static void mfill_put_vma(struct mfill_state *state)
196: {
197: if (!state->vma)
198: return;
199:
200: up_read(&state->ctx->map_changing_lock);
201: uffd_mfill_unlock(state->vma);
202: state->vma = NULL;
203: }
204:
] |
| 66/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 54642 output: 35 thoughts: 18 Thoughts: Okay, here's my take on those thoughts, tailored for an expert audience: **Analyzing the Code - A Quick Dissection** Right, so I'm looking at this bit of code, and my initial reaction is... *it does absolutely nothing, as it stands*. It's like a function that promises to do something but just sits there. The real question that pops into my head immediately is where on earth is `state->vma` actually being populated? It's the lynchpin, the crucial piece. Without knowing how and where that pointer gets set, the purpose and efficacy of this whole operation is completely opaque. I need to trace back the execution path to understand the context and see what pre-conditions are in place. It seems pointless without that crucial step. |
| 67/2 | 2026/05/30 11:35 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:255 LineCount:15] Results: map[Contents: 255: if (uffd_flags_mode_is(flags, MFILL_ATOMIC_CONTINUE) &&
256: !ops->get_folio_noalloc)
257: goto out_unlock;
258:
259: out:
260: state->vma = dst_vma;
261: return 0;
262:
263: out_unlock:
264: mfill_put_vma(state);
265: return err;
266: }
267:
268: static pmd_t *mm_alloc_pmd(struct mm_struct *mm, unsigned long address)
269: {
] |
| 68/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 55074 output: 17 thoughts: 164 Thoughts: **Analyzing a Potential Kernel Lock Leak**
Okay, so I'm digging into this code and it's pretty clear: `state->vma` is *only* assigned the `out:` label, and if execution jumps to `out_unlock`, `state->vma` will be NULL. That means `mfill_put_vma(state)` will just bail out immediately. Bingo, the locks are leaked! This is interesting, and it's got me thinking... is this exploitable? Could this lead to privilege escalation?
It looks like we're leaking a read lock (`down_read`) and a per-VMA lock. The read lock is the main concern – it's incremented, but never decremented. So, hypothetically, if an attacker could trigger this leak, say, $2^{31}$ or $2^{63}$ times, could that overflow the lock counter? That's what I need to find out.
Now, `map_changing_lock` is an `rw_semaphore`, so my next step is to deep dive the `rw_semaphore` counter overflow to determine where the exploit lies. I'll need to research that specifically. Let's see what happens.
|
| 69/2 | 2026/05/30 11:35 | tool | grepper |
0mArgs:map[Expression:rw_semaphore] Results: map[Output:
Full output is too long, showing 500 out of 2653 lines.
Use more precise expression if possible.
Documentation/RCU/checklist.rst=12=over a rather long period of time, but improvements are always welcome!
--
Documentation/RCU/checklist.rst-444- being globally amortized as they are for other forms of RCU.
Documentation/RCU/checklist.rst:445: Therefore, SRCU should be used in preference to rw_semaphore
Documentation/RCU/checklist.rst-446- only in extremely read-intensive situations, or in situations
Documentation/RCU/checklist.rst-447- requiring SRCU's read-side deadlock immunity or low read-side
Documentation/RCU/checklist.rst:448: realtime latency. You should also consider percpu_rw_semaphore
Documentation/RCU/checklist.rst-449- when you need lightweight readers.
--
Documentation/arch/s390/vfio-ap-locking.rst=97=The PQAP Hook Lock (arch/s390/include/asm/kvm_host.h)
--
Documentation/arch/s390/vfio-ap-locking.rst-105- ...
Documentation/arch/s390/vfio-ap-locking.rst:106: struct rw_semaphore pqap_hook_rwsem;
Documentation/arch/s390/vfio-ap-locking.rst-107- crypto_hook *pqap_hook;
--
Documentation/dev-tools/context-analysis.rst=81=Currently the following synchronization primitives are supported:
Documentation/dev-tools/context-analysis.rst-82-`raw_spinlock_t`, `spinlock_t`, `rwlock_t`, `mutex`, `seqlock_t`,
Documentation/dev-tools/context-analysis.rst:83:`bit_spinlock`, RCU, SRCU (`srcu_struct`), `rw_semaphore`, `local_lock_t`,
Documentation/dev-tools/context-analysis.rst-84-`ww_mutex`.
--
Documentation/filesystems/xfs/xfs-online-fsck-design.rst=3874=old kernels.
--
Documentation/filesystems/xfs/xfs-online-fsck-design.rst-3895-| The log coordinates access to incompatible features through the use of |
Documentation/filesystems/xfs/xfs-online-fsck-design.rst:3896:| one ``struct rw_semaphore`` for each feature. |
Documentation/filesystems/xfs/xfs-online-fsck-design.rst-3897-| The log cleaning code tries to take this rwsem in exclusive mode to |
--
Documentation/kernel-hacking/false-sharing.rst=47=There are many real-world cases of performance regressions caused by
Documentation/kernel-hacking/false-sharing.rst:48:false sharing. One of these is a rw_semaphore 'mmap_lock' inside
Documentation/kernel-hacking/false-sharing.rst-49-mm_struct struct, whose cache line layout change triggered a
--
Documentation/kernel-hacking/locking.rst=1052=Both spinlocks and mutexes have read/write variants: ``rwlock_t`` and
Documentation/kernel-hacking/locking.rst:1053::c:type:`struct rw_semaphore <rw_semaphore>`. These divide
Documentation/kernel-hacking/locking.rst-1054-users into two classes: the readers and the writers. If you are only
--
Documentation/locking/locktypes.rst=37=Sleeping lock types:
--
Documentation/locking/locktypes.rst-41- - semaphore
Documentation/locking/locktypes.rst:42: - rw_semaphore
Documentation/locking/locktypes.rst-43- - ww_mutex
Documentation/locking/locktypes.rst:44: - percpu_rw_semaphore
Documentation/locking/locktypes.rst-45-
--
Documentation/locking/locktypes.rst=90=semantics:
--
Documentation/locking/locktypes.rst-93-
Documentation/locking/locktypes.rst:94:rw_semaphores have a special interface which allows non-owner release for
Documentation/locking/locktypes.rst-95-readers.
--
Documentation/locking/locktypes.rst=129=result in priority inversion.
--
Documentation/locking/locktypes.rst-131-
Documentation/locking/locktypes.rst:132:rw_semaphore
Documentation/locking/locktypes.rst-133-============
Documentation/locking/locktypes.rst-134-
Documentation/locking/locktypes.rst:135:rw_semaphore is a multiple readers and single writer lock mechanism.
Documentation/locking/locktypes.rst-136-
--
Documentation/locking/locktypes.rst=138=writer starvation.
Documentation/locking/locktypes.rst-139-
Documentation/locking/locktypes.rst:140:rw_semaphore complies by default with the strict owner semantics, but there
Documentation/locking/locktypes.rst-141-exist special-purpose interfaces that allow non-owner release for readers.
Documentation/locking/locktypes.rst=142=These interfaces work independent of the kernel configuration.
Documentation/locking/locktypes.rst-143-
Documentation/locking/locktypes.rst:144:rw_semaphore and PREEMPT_RT
Documentation/locking/locktypes.rst-145----------------------------
Documentation/locking/locktypes.rst-146-
Documentation/locking/locktypes.rst:147:PREEMPT_RT kernels map rw_semaphore to a separate rt_mutex-based
Documentation/locking/locktypes.rst-148-implementation, thus changing the fairness:
Documentation/locking/locktypes.rst-149-
Documentation/locking/locktypes.rst:150: Because an rw_semaphore writer cannot grant its priority to multiple
Documentation/locking/locktypes.rst-151- readers, a preempted low-priority reader will continue holding its lock,
--
Documentation/locking/mutex-design.rst=161=locks in the kernel. E.g: on x86-64 it is 32 bytes, where 'struct semaphore'
Documentation/locking/mutex-design.rst:162:is 24 bytes and rw_semaphore is 40 bytes. Larger structure sizes mean more CPU
Documentation/locking/mutex-design.rst-163-cache and memory footprint.
--
Documentation/locking/percpu-rw-semaphore.rst=16=hundreds of milliseconds.
Documentation/locking/percpu-rw-semaphore.rst-17-
Documentation/locking/percpu-rw-semaphore.rst:18:The lock is declared with "struct percpu_rw_semaphore" type.
Documentation/locking/percpu-rw-semaphore.rst-19-The lock is initialized with percpu_init_rwsem, it returns 0 on success
--
Documentation/memory-barriers.txt=2379=the semaphore's list of waiting processes:
Documentation/memory-barriers.txt-2380-
Documentation/memory-barriers.txt:2381: struct rw_semaphore {
Documentation/memory-barriers.txt-2382- ...
--
Documentation/translations/it_IT/kernel-hacking/locking.rst=1079=Sia gli spinlock che i mutex hanno una variante per la lettura/scrittura
Documentation/translations/it_IT/kernel-hacking/locking.rst:1080:(read/write): ``rwlock_t`` e :c:type:`struct rw_semaphore <rw_semaphore>`.
Documentation/translations/it_IT/kernel-hacking/locking.rst-1081-Queste dividono gli utenti in due categorie: i lettori e gli scrittori.
--
Documentation/translations/it_IT/locking/locktypes.rst=39=In questa categoria troviamo:
--
Documentation/translations/it_IT/locking/locktypes.rst-43- - semaphore
Documentation/translations/it_IT/locking/locktypes.rst:44: - rw_semaphore
Documentation/translations/it_IT/locking/locktypes.rst-45- - ww_mutex
Documentation/translations/it_IT/locking/locktypes.rst:46: - percpu_rw_semaphore
Documentation/translations/it_IT/locking/locktypes.rst-47-
--
Documentation/translations/it_IT/locking/locktypes.rst=91=molto stringente riguardo al proprietario di un blocco:
--
Documentation/translations/it_IT/locking/locktypes.rst-94-
Documentation/translations/it_IT/locking/locktypes.rst:95:I semafori rw_semaphores hanno un'interfaccia speciale che permette anche ai non
Documentation/translations/it_IT/locking/locktypes.rst-96-proprietari del blocco di rilasciarlo per i lettori.
--
Documentation/translations/it_IT/locking/locktypes.rst=130=all'inversione di priorità.
--
Documentation/translations/it_IT/locking/locktypes.rst-132-
Documentation/translations/it_IT/locking/locktypes.rst:133:rw_semaphore
Documentation/translations/it_IT/locking/locktypes.rst-134-============
Documentation/translations/it_IT/locking/locktypes.rst-135-
Documentation/translations/it_IT/locking/locktypes.rst:136:Il blocco rw_semaphore è un meccanismo che permette più lettori ma un solo scrittore.
Documentation/translations/it_IT/locking/locktypes.rst-137-
--
Documentation/translations/it_IT/locking/locktypes.rst=144=dalla configurazione del kernel.
Documentation/translations/it_IT/locking/locktypes.rst-145-
Documentation/translations/it_IT/locking/locktypes.rst:146:rw_semaphore e PREEMPT_RT
Documentation/translations/it_IT/locking/locktypes.rst-147--------------------------
Documentation/translations/it_IT/locking/locktypes.rst-148-
Documentation/translations/it_IT/locking/locktypes.rst:149:I kernel PREEMPT_RT sostituiscono i rw_semaphore con un'implementazione basata
Documentation/translations/it_IT/locking/locktypes.rst-150-su rt_mutex, e questo ne modifica l'imparzialità:
Documentation/translations/it_IT/locking/locktypes.rst-151-
Documentation/translations/it_IT/locking/locktypes.rst:152: Dato che uno scrittore rw_semaphore non può assicurare la propria priorità ai
Documentation/translations/it_IT/locking/locktypes.rst-153- suoi lettori, un lettore con priorità più bassa che ha subito la prelazione
--
Documentation/translations/it_IT/locking/locktypes.rst=317=sull'uso di rt_mutex. Questo ne modifica il significato:
--
Documentation/translations/it_IT/locking/locktypes.rst-320-
Documentation/translations/it_IT/locking/locktypes.rst:321: - Dato che uno scrittore rw_semaphore non può assicurare la propria priorità ai
Documentation/translations/it_IT/locking/locktypes.rst-322- suoi lettori, un lettore con priorità più bassa che ha subito la prelazione
--
Documentation/translations/sp_SP/memory-barriers.txt=2478=vinculada a la lista de procesos en espera del semáforo:
Documentation/translations/sp_SP/memory-barriers.txt-2479-
Documentation/translations/sp_SP/memory-barriers.txt:2480: struct rw_semaphore {
Documentation/translations/sp_SP/memory-barriers.txt-2481- ...
--
Documentation/translations/zh_CN/locking/mutex-design.rst=37=kernel/locking/mutex.c中实现。这些锁使用一个原子变量(->owner)来跟踪
--
Documentation/translations/zh_CN/locking/mutex-design.rst-136-与它最初的设计和目的不同,'struct mutex' 是内核中最大的锁之一。例如:在
Documentation/translations/zh_CN/locking/mutex-design.rst:137:x86-64上它是32字节,而 'struct semaphore' 是24字节,rw_semaphore是
Documentation/translations/zh_CN/locking/mutex-design.rst-138-40字节。更大的结构体大小意味着更多的CPU缓存和内存占用。
--
arch/powerpc/include/asm/dtl.h=37=extern struct kmem_cache *dtl_cache;
arch/powerpc/include/asm/dtl.h:38:extern struct rw_semaphore dtl_access_lock;
arch/powerpc/include/asm/dtl.h-39-
--
arch/s390/include/asm/kvm_host.h=509=struct kvm_s390_crypto {
arch/s390/include/asm/kvm_host.h-510- struct kvm_s390_crypto_cb *crycb;
arch/s390/include/asm/kvm_host.h:511: struct rw_semaphore pqap_hook_rwsem;
arch/s390/include/asm/kvm_host.h-512- crypto_hook *pqap_hook;
--
arch/x86/include/asm/kvm_host.h=1400=struct kvm_arch {
--
arch/x86/include/asm/kvm_host.h-1456- */
arch/x86/include/asm/kvm_host.h:1457: struct rw_semaphore apicv_update_lock;
arch/x86/include/asm/kvm_host.h-1458- atomic_t apicv_nr_irq_window_req;
--
arch/x86/include/asm/mmu.h=25=typedef struct {
--
arch/x86/include/asm/mmu.h-44-#ifdef CONFIG_MODIFY_LDT_SYSCALL
arch/x86/include/asm/mmu.h:45: struct rw_semaphore ldt_usr_sem;
arch/x86/include/asm/mmu.h-46- struct ldt_struct *ldt;
--
crypto/internal.h=52=enum {
--
crypto/internal.h-63-
crypto/internal.h:64:extern struct rw_semaphore crypto_alg_sem;
crypto/internal.h-65-extern struct list_head crypto_alg_list __guarded_by(&crypto_alg_sem);
--
drivers/accel/amdxdna/amdxdna_pci_drv.h=96=struct amdxdna_dev {
--
drivers/accel/amdxdna/amdxdna_pci_drv.h-104- struct amdxdna_fw_ver fw_ver;
drivers/accel/amdxdna/amdxdna_pci_drv.h:105: struct rw_semaphore notifier_lock; /* for mmu notifier*/
drivers/accel/amdxdna/amdxdna_pci_drv.h-106- struct workqueue_struct *notifier_wq;
--
drivers/accel/habanalabs/common/habanalabs.h=2415=struct hl_dbg_device_entry {
--
drivers/accel/habanalabs/common/habanalabs.h-2433- char *state_dump[HL_STATE_DUMP_HIST_LEN];
drivers/accel/habanalabs/common/habanalabs.h:2434: struct rw_semaphore state_dump_sem;
drivers/accel/habanalabs/common/habanalabs.h-2435- u64 addr;
--
drivers/accel/ivpu/ivpu_pm.h=14=struct ivpu_pm_info {
--
drivers/accel/ivpu/ivpu_pm.h-17- struct work_struct recovery_work;
drivers/accel/ivpu/ivpu_pm.h:18: struct rw_semaphore reset_lock;
drivers/accel/ivpu/ivpu_pm.h-19- atomic_t reset_counter;
--
drivers/acpi/cppc_acpi.c=48=struct cppc_pcc_data {
--
drivers/acpi/cppc_acpi.c-71- */
drivers/acpi/cppc_acpi.c:72: struct rw_semaphore pcc_lock;
drivers/acpi/cppc_acpi.c-73-
--
drivers/block/drbd/drbd_int.h=1519=struct drbd_device {
--
drivers/block/drbd/drbd_int.h-1617- u64 next_exposed_data_uuid;
drivers/block/drbd/drbd_int.h:1618: struct rw_semaphore uuid_sem;
drivers/block/drbd/drbd_int.h-1619- atomic_t rs_sect_ev; /* for submitted resync data rate, both */
--
drivers/block/rbd.c=381=struct rbd_device {
--
drivers/block/rbd.c-411-
drivers/block/rbd.c:412: struct rw_semaphore lock_rwsem;
drivers/block/rbd.c-413- enum rbd_lock_state lock_state;
--
drivers/block/rbd.c-442- /* protects updating the header */
drivers/block/rbd.c:443: struct rw_semaphore header_rwsem;
drivers/block/rbd.c-444-
--
drivers/block/zram/zram_drv.h=108=struct zram {
--
drivers/block/zram/zram_drv.h-114- /* Locks the device either in exclusive or in shared mode */
drivers/block/zram/zram_drv.h:115: struct rw_semaphore dev_lock;
drivers/block/zram/zram_drv.h-116- /*
--
drivers/bluetooth/hci_uart.h=64=struct hci_uart {
--
drivers/bluetooth/hci_uart.h-74- const struct hci_uart_proto *proto;
drivers/bluetooth/hci_uart.h:75: struct percpu_rw_semaphore proto_lock; /* Stop work for proto close */
drivers/bluetooth/hci_uart.h-76- void *priv;
--
drivers/crypto/intel/qat/qat_common/adf_accel_devices.h=443=struct adf_sysfs {
drivers/crypto/intel/qat/qat_common/adf_accel_devices.h-444- int ring_num;
drivers/crypto/intel/qat/qat_common/adf_accel_devices.h:445: struct rw_semaphore lock; /* protects access to the fields in this struct */
drivers/crypto/intel/qat/qat_common/adf_accel_devices.h-446-};
--
drivers/crypto/intel/qat/qat_common/adf_cfg.h=26=struct adf_cfg_device_data {
--
drivers/crypto/intel/qat/qat_common/adf_cfg.h-28- struct dentry *debug;
drivers/crypto/intel/qat/qat_common/adf_cfg.h:29: struct rw_semaphore lock;
drivers/crypto/intel/qat/qat_common/adf_cfg.h-30-};
--
drivers/crypto/intel/qat/qat_common/adf_rl.h=74=struct adf_rl_interface_data {
--
drivers/crypto/intel/qat/qat_common/adf_rl.h-76- enum adf_base_services cap_rem_srv;
drivers/crypto/intel/qat/qat_common/adf_rl.h:77: struct rw_semaphore lock;
drivers/crypto/intel/qat/qat_common/adf_rl.h-78- bool sysfs_added;
--
drivers/cxl/core/core.h=121=struct cxl_rwsem {
--
drivers/cxl/core/core.h-125- */
drivers/cxl/core/core.h:126: struct rw_semaphore region;
drivers/cxl/core/core.h-127- /*
--
drivers/cxl/core/core.h-130- */
drivers/cxl/core/core.h:131: struct rw_semaphore dpa;
drivers/cxl/core/core.h-132-};
--
drivers/firewire/core.h=138=void fw_cdev_handle_phy_packet(struct fw_card *card, struct fw_packet *p);
--
drivers/firewire/core.h-142-
drivers/firewire/core.h:143:extern struct rw_semaphore fw_device_rwsem;
drivers/firewire/core.h-144-extern struct xarray fw_device_xa;
--
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h=95=struct amdgpu_reset_domain {
--
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h-98- enum amdgpu_reset_domain_type type;
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h:99: struct rw_semaphore sem;
drivers/gpu/drm/amd/amdgpu/amdgpu_reset.h-100- atomic_t in_gpu_reset;
--
drivers/gpu/drm/gma500/mmu.h=11=struct psb_mmu_driver {
--
drivers/gpu/drm/gma500/mmu.h-14- */
drivers/gpu/drm/gma500/mmu.h:15: struct rw_semaphore sem;
drivers/gpu/drm/gma500/mmu.h-16-
--
drivers/gpu/drm/imagination/pvr_device.h=76=struct pvr_device {
--
drivers/gpu/drm/imagination/pvr_device.h-325- */
drivers/gpu/drm/imagination/pvr_device.h:326: struct rw_semaphore reset_sem;
drivers/gpu/drm/imagination/pvr_device.h-327-
--
drivers/gpu/drm/panthor/panthor_heap.c=83=struct panthor_heap_pool {
--
drivers/gpu/drm/panthor/panthor_heap.c-93- /** @lock: Lock protecting access to @xa. */
drivers/gpu/drm/panthor/panthor_heap.c:94: struct rw_semaphore lock;
drivers/gpu/drm/panthor/panthor_heap.c-95-
--
drivers/gpu/drm/radeon/radeon.h=1583=struct radeon_pm {
--
drivers/gpu/drm/radeon/radeon.h-1585- /* write locked while reprogramming mclk */
drivers/gpu/drm/radeon/radeon.h:1586: struct rw_semaphore mclk_lock;
drivers/gpu/drm/radeon/radeon.h-1587- u32 active_crtcs;
--
drivers/gpu/drm/radeon/radeon.h=2297=struct radeon_device {
--
drivers/gpu/drm/radeon/radeon.h-2304- struct radeon_agp_head *agp;
drivers/gpu/drm/radeon/radeon.h:2305: struct rw_semaphore exclusive_lock;
drivers/gpu/drm/radeon/radeon.h-2306- /* ASIC */
--
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h=242=struct vmw_fifo_state {
--
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h-249- struct mutex fifo_mutex;
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h:250: struct rw_semaphore rwsem;
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h-251-};
--
drivers/gpu/drm/xe/xe_device_types.h=88=struct xe_device {
--
drivers/gpu/drm/xe/xe_device_types.h-302- /** @usm.lock: protects UM state */
drivers/gpu/drm/xe/xe_device_types.h:303: struct rw_semaphore lock;
drivers/gpu/drm/xe/xe_device_types.h-304- /** @usm.pf_wq: page fault work queue, unbound, high priority */
--
drivers/gpu/drm/xe/xe_guard.h-16- * incompatible features, where we can't follow the strict owner semantics
drivers/gpu/drm/xe/xe_guard.h:17: * required by the &rw_semaphore.
drivers/gpu/drm/xe/xe_guard.h-18- *
drivers/gpu/drm/xe/xe_guard.h:19: * NOTE! It shouldn't be used to protect a data, use &rw_semaphore instead.
drivers/gpu/drm/xe/xe_guard.h-20- */
--
drivers/gpu/drm/xe/xe_hw_engine_group_types.h=31=struct xe_hw_engine_group {
--
drivers/gpu/drm/xe/xe_hw_engine_group_types.h-45- */
drivers/gpu/drm/xe/xe_hw_engine_group_types.h:46: struct rw_semaphore mode_sem;
drivers/gpu/drm/xe/xe_hw_engine_group_types.h-47- /** @cur_mode: current execution mode of this hw engine group */
--
drivers/gpu/drm/xe/xe_validation.h=79=struct xe_validation_device {
drivers/gpu/drm/xe/xe_validation.h:80: struct rw_semaphore lock;
drivers/gpu/drm/xe/xe_validation.h-81-};
--
drivers/gpu/drm/xe/xe_vm_types.h=179=struct xe_vm {
--
drivers/gpu/drm/xe/xe_vm_types.h-242- */
drivers/gpu/drm/xe/xe_vm_types.h:243: struct rw_semaphore lock;
drivers/gpu/drm/xe/xe_vm_types.h-244- /**
--
drivers/gpu/drm/xe/xe_vm_types.h-315- /** @exec_queues.lock: lock to protect exec_queues list */
drivers/gpu/drm/xe/xe_vm_types.h:316: struct rw_semaphore lock;
drivers/gpu/drm/xe/xe_vm_types.h-317- } exec_queues;
--
drivers/i2c/i2c-core.h=9=struct i2c_devinfo {
--
drivers/i2c/i2c-core.h-17- */
drivers/i2c/i2c-core.h:18:extern struct rw_semaphore __i2c_board_lock;
drivers/i2c/i2c-core.h-19-extern struct list_head __i2c_board_list;
--
drivers/infiniband/core/netlink.c=45=static struct {
--
drivers/infiniband/core/netlink.c-49- */
drivers/infiniband/core/netlink.c:50: struct rw_semaphore sem;
drivers/infiniband/core/netlink.c-51-} rdma_nl_types[RDMA_NL_NUM_CLIENTS];
--
drivers/infiniband/hw/erdma/erdma_verbs.h=296=struct erdma_qp {
--
drivers/infiniband/hw/erdma/erdma_verbs.h-301- struct erdma_cep *cep;
drivers/infiniband/hw/erdma/erdma_verbs.h:302: struct rw_semaphore state_lock;
drivers/infiniband/hw/erdma/erdma_verbs.h-303-
--
drivers/infiniband/sw/siw/siw.h=416=struct siw_qp {
--
drivers/infiniband/sw/siw/siw.h-425- struct siw_cep *cep;
drivers/infiniband/sw/siw/siw.h:426: struct rw_semaphore state_lock;
drivers/infiniband/sw/siw/siw.h-427-
--
drivers/iommu/iommufd/iommufd_private.h=43=struct iommufd_ctx {
--
drivers/iommu/iommufd/iommufd_private.h-47- wait_queue_head_t destroy_wait;
drivers/iommu/iommufd/iommufd_private.h:48: struct rw_semaphore ioas_creation_lock;
drivers/iommu/iommufd/iommufd_private.h-49- struct maple_tree mt_mmap;
--
drivers/iommu/iommufd/iommufd_private.h=83=struct io_pagetable {
drivers/iommu/iommufd/iommufd_private.h:84: struct rw_semaphore domains_rwsem;
drivers/iommu/iommufd/iommufd_private.h-85- struct xarray domains;
--
drivers/iommu/iommufd/iommufd_private.h-88-
drivers/iommu/iommufd/iommufd_private.h:89: struct rw_semaphore iova_rwsem;
drivers/iommu/iommufd/iommufd_private.h-90- struct rb_root_cached area_itree;
--
drivers/iommu/iommufd/selftest.c=176=struct mock_dev {
--
drivers/iommu/iommufd/selftest.c-178- struct mock_viommu *viommu;
drivers/iommu/iommufd/selftest.c:179: struct rw_semaphore viommu_rwsem;
drivers/iommu/iommufd/selftest.c-180- unsigned long flags;
--
drivers/leds/leds-bd2802.c=67=struct bd2802_led {
--
drivers/leds/leds-bd2802.c-70- struct gpio_desc *reset;
drivers/leds/leds-bd2802.c:71: struct rw_semaphore rwsem;
drivers/leds/leds-bd2802.c-72-
--
drivers/leds/leds.h=27=ssize_t led_trigger_write(struct file *filp, struct kobject *kobj,
--
drivers/leds/leds.h-30-
drivers/leds/leds.h:31:extern struct rw_semaphore leds_list_lock;
drivers/leds/leds.h-32-extern struct list_head leds_list;
--
drivers/md/bcache/bcache.h=302=struct cached_dev {
--
drivers/md/bcache/bcache.h-328- */
drivers/md/bcache/bcache.h:329: struct rw_semaphore writeback_lock;
drivers/md/bcache/bcache.h-330-
--
drivers/md/bcache/btree.h=117=struct btree {
--
drivers/md/bcache/btree.h-124- unsigned long seq;
drivers/md/bcache/btree.h:125: struct rw_semaphore lock;
drivers/md/bcache/btree.h-126- struct cache_set *c;
--
drivers/md/dm-bufio.c=378=struct buffer_tree {
drivers/md/dm-bufio.c-379- union {
drivers/md/dm-bufio.c:380: struct rw_semaphore lock;
drivers/md/dm-bufio.c-381- rwlock_t spinlock;
--
drivers/md/dm-cache-metadata.c=104=struct dm_cache_metadata {
--
drivers/md/dm-cache-metadata.c-117-
drivers/md/dm-cache-metadata.c:118: struct rw_semaphore root_lock;
drivers/md/dm-cache-metadata.c-119- unsigned long flags;
--
drivers/md/dm-cache-target.c=297=struct cache {
--
drivers/md/dm-cache-target.c-352-
drivers/md/dm-cache-target.c:353: struct rw_semaphore quiesce_lock;
drivers/md/dm-cache-target.c-354-
--
drivers/md/dm-cache-target.c-398-
drivers/md/dm-cache-target.c:399: struct rw_semaphore background_work_lock;
drivers/md/dm-cache-target.c-400-
--
drivers/md/dm-clone-metadata.c=116=struct dm_clone_metadata {
--
drivers/md/dm-clone-metadata.c-145-
drivers/md/dm-clone-metadata.c:146: struct rw_semaphore lock;
drivers/md/dm-clone-metadata.c-147-
--
drivers/md/dm-snap.c=54=struct dm_snapshot {
drivers/md/dm-snap.c:55: struct rw_semaphore lock;
drivers/md/dm-snap.c-56-
--
drivers/md/dm-snap.c=346=static struct list_head *_dm_origins;
drivers/md/dm-snap.c:347:static struct rw_semaphore _origins_lock;
drivers/md/dm-snap.c-348-
--
drivers/md/dm-thin-metadata.c=148=struct dm_pool_metadata {
--
drivers/md/dm-thin-metadata.c-184-
drivers/md/dm-thin-metadata.c:185: struct rw_semaphore root_lock;
drivers/md/dm-thin-metadata.c-186- uint32_t time;
--
drivers/md/dm-thin.c=148=struct throttle {
drivers/md/dm-thin.c:149: struct rw_semaphore lock;
drivers/md/dm-thin.c-150- unsigned long threshold;
--
drivers/md/dm-zoned-metadata.c=143=struct dmz_metadata {
--
drivers/md/dm-zoned-metadata.c-183- atomic_t nr_mblks;
drivers/md/dm-zoned-metadata.c:184: struct rw_semaphore mblk_sem;
drivers/md/dm-zoned-metadata.c-185- struct mutex mblk_flush_lock;
--
drivers/misc/mei/mei_dev.h=559=struct mei_device {
--
drivers/misc/mei/mei_dev.h-630-
drivers/misc/mei/mei_dev.h:631: struct rw_semaphore me_clients_rwsem;
drivers/misc/mei/mei_dev.h-632- struct list_head me_clients;
--
drivers/misc/sgi-gru/grutables.h=445=struct gru_blade_state {
--
drivers/misc/sgi-gru/grutables.h-449- reserved DSR */
drivers/misc/sgi-gru/grutables.h:450: struct rw_semaphore bs_kgts_sema; /* lock for kgts */
drivers/misc/sgi-gru/grutables.h-451- struct gru_thread_state *bs_kgts; /* GTS for kernel use */
--
drivers/misc/vmw_balloon.c=262=struct vmballoon {
--
drivers/misc/vmw_balloon.c-375- */
drivers/misc/vmw_balloon.c:376: struct rw_semaphore conf_sem;
drivers/misc/vmw_balloon.c-377-
--
drivers/mtd/ubi/ubi.h=194=struct ubi_ltree_entry {
--
drivers/mtd/ubi/ubi.h-198- int users;
drivers/mtd/ubi/ubi.h:199: struct rw_semaphore mutex;
drivers/mtd/ubi/ubi.h-200-};
--
drivers/mtd/ubi/ubi.h=558=struct ubi_device {
--
drivers/mtd/ubi/ubi.h-596- struct ubi_fm_pool fm_wl_pool;
drivers/mtd/ubi/ubi.h:597: struct rw_semaphore fm_eba_sem;
drivers/mtd/ubi/ubi.h:598: struct rw_semaphore fm_protect;
drivers/mtd/ubi/ubi.h-599- void *fm_buf;
--
drivers/mtd/ubi/ubi.h-617- struct mutex move_mutex;
drivers/mtd/ubi/ubi.h:618: struct rw_semaphore work_sem;
drivers/mtd/ubi/ubi.h-619- int wl_scheduled;
--
drivers/net/ethernet/mellanox/mlx4/mlx4.h=630=struct mlx4_cmd {
--
drivers/net/ethernet/mellanox/mlx4/mlx4.h-635- struct semaphore event_sem;
drivers/net/ethernet/mellanox/mlx4/mlx4.h:636: struct rw_semaphore switch_sem;
drivers/net/ethernet/mellanox/mlx4/mlx4.h-637- int max_cmds;
--
drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c=8=struct mlx5e_rx_res {
--
drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c-14- struct mlx5e_packet_merge_param pkt_merge_param;
drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c:15: struct rw_semaphore pkt_merge_param_sem;
drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c-16-
--
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h=364=struct mlx5_eswitch {
--
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h-385- */
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h:386: struct rw_semaphore mode_lock;
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h-387- atomic64_t user_count;
--
drivers/net/ethernet/mellanox/mlx5/core/fs_core.h=150=struct fs_node {
] |
| 70/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 65399 output: 20 thoughts: 270 Thoughts: **My Analysis of a Potential Locking Issue**
Okay, so I'm looking at this `mmap_changing_lock` and it's an `rw_semaphore`. Right, and if a task leaks a `down_read` call, that counter gets incremented. The immediate worry is that after $2^{31}$ increments, the counter could overflow. But then I realize: each of these leaks requires an `ioctl` call, right? $2^{31}$ of those would take forever. The real problem here is the `mmap_write_lock` being blocked, causing a local DoS.
Hmm, but can I escalate this? Is there a way to make this a use-after-free or cause some memory corruption? If I leak a `down_read`, then a `down_write` will block indefinitely. And then, there's `mfill_put_vma`. If that function doesn't actually *do* anything, then `uffd_mfill_unlock(state->vma)` isn't called! So, `uffd_mfill_unlock` resolves to `vma_end_read(vma)`.
Wait a minute! `vma_end_read(vma)` releases the per-VMA lock. Now, if *that* per-VMA lock is leaked... what actually happens? I need to know. It's an `rw_semaphore`, right, and that's within the `struct vm_area_struct`. Okay, I've got to check `vma_end_read` and see exactly what's going on there.
|
| 71/2 | 2026/05/30 11:35 | tool | grepper |
0mArgs:map[Expression:vma_end_read] Results: map[Output:Documentation/mm/process_addrs.rst=42=Terminology
--
Documentation/mm/process_addrs.rst-49- as a read/write semaphore in practice. A VMA read lock is obtained via
Documentation/mm/process_addrs.rst:50: :c:func:`!lock_vma_under_rcu` (and unlocked via :c:func:`!vma_end_read`) and a
Documentation/mm/process_addrs.rst-51- write lock via vma_start_write() or vma_start_write_killable()
--
Documentation/mm/process_addrs.rst=768=duration and the caller of :c:func:`!lock_vma_under_rcu` must drop it via
Documentation/mm/process_addrs.rst:769::c:func:`!vma_end_read`.
Documentation/mm/process_addrs.rst-770-
--
Documentation/mm/process_addrs.rst=793=operation, i.e. it tries to acquire a read lock but returns false if it is
Documentation/mm/process_addrs.rst:794:unable to do so. At the end of the read operation, :c:func:`!vma_end_read` is
Documentation/mm/process_addrs.rst-795-called to release the VMA read lock.
--
arch/arm/mm/fault.c=293=do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
--
arch/arm/mm/fault.c-356- if (!(vma->vm_flags & vm_flags)) {
arch/arm/mm/fault.c:357: vma_end_read(vma);
arch/arm/mm/fault.c-358- count_vm_vma_lock_event(VMA_LOCK_SUCCESS);
--
arch/arm/mm/fault.c-364- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/arm/mm/fault.c:365: vma_end_read(vma);
arch/arm/mm/fault.c-366-
--
arch/arm64/mm/fault.c=556=static int __kprobes do_page_fault(unsigned long far, unsigned long esr,
--
arch/arm64/mm/fault.c-633- if (is_invalid_gcs_access(vma, esr)) {
arch/arm64/mm/fault.c:634: vma_end_read(vma);
arch/arm64/mm/fault.c-635- fault = 0;
--
arch/arm64/mm/fault.c-640- if (!(vma->vm_flags & vm_flags)) {
arch/arm64/mm/fault.c:641: vma_end_read(vma);
arch/arm64/mm/fault.c-642- fault = 0;
--
arch/arm64/mm/fault.c-649- pkey = vma_pkey(vma);
arch/arm64/mm/fault.c:650: vma_end_read(vma);
arch/arm64/mm/fault.c-651- fault = 0;
--
arch/arm64/mm/fault.c-658- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/arm64/mm/fault.c:659: vma_end_read(vma);
arch/arm64/mm/fault.c-660-
--
arch/loongarch/mm/fault.c=175=static void __kprobes __do_page_fault(struct pt_regs *regs,
--
arch/loongarch/mm/fault.c-228- if (!(vma->vm_flags & VM_WRITE)) {
arch/loongarch/mm/fault.c:229: vma_end_read(vma);
arch/loongarch/mm/fault.c-230- si_code = SEGV_ACCERR;
--
arch/loongarch/mm/fault.c-235- if (!(vma->vm_flags & VM_EXEC) && address == exception_era(regs)) {
arch/loongarch/mm/fault.c:236: vma_end_read(vma);
arch/loongarch/mm/fault.c-237- si_code = SEGV_ACCERR;
--
arch/loongarch/mm/fault.c-241- if (!(vma->vm_flags & (VM_READ | VM_WRITE)) && address != exception_era(regs)) {
arch/loongarch/mm/fault.c:242: vma_end_read(vma);
arch/loongarch/mm/fault.c-243- si_code = SEGV_ACCERR;
--
arch/loongarch/mm/fault.c-250- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/loongarch/mm/fault.c:251: vma_end_read(vma);
arch/loongarch/mm/fault.c-252-
--
arch/powerpc/mm/fault.c=75=static int __bad_area(struct pt_regs *regs, unsigned long address, int si_code,
--
arch/powerpc/mm/fault.c-85- else
arch/powerpc/mm/fault.c:86: vma_end_read(vma);
arch/powerpc/mm/fault.c-87-
--
arch/powerpc/mm/fault.c=91=static noinline int bad_access_pkey(struct pt_regs *regs, unsigned long address,
--
arch/powerpc/mm/fault.c-118- else
arch/powerpc/mm/fault.c:119: vma_end_read(vma);
arch/powerpc/mm/fault.c-120-
--
arch/powerpc/mm/fault.c=414=static int ___do_page_fault(struct pt_regs *regs, unsigned long address,
--
arch/powerpc/mm/fault.c-506- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/powerpc/mm/fault.c:507: vma_end_read(vma);
arch/powerpc/mm/fault.c-508-
--
arch/riscv/mm/fault.c=278=void handle_page_fault(struct pt_regs *regs)
--
arch/riscv/mm/fault.c-354- if (unlikely(access_error(cause, vma))) {
arch/riscv/mm/fault.c:355: vma_end_read(vma);
arch/riscv/mm/fault.c-356- count_vm_vma_lock_event(VMA_LOCK_SUCCESS);
--
arch/riscv/mm/fault.c-363- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/riscv/mm/fault.c:364: vma_end_read(vma);
arch/riscv/mm/fault.c-365-
--
arch/s390/mm/fault.c=266=static void do_exception(struct pt_regs *regs, int access)
--
arch/s390/mm/fault.c-300- if (!(vma->vm_flags & access)) {
arch/s390/mm/fault.c:301: vma_end_read(vma);
arch/s390/mm/fault.c-302- count_vm_vma_lock_event(VMA_LOCK_SUCCESS);
--
arch/s390/mm/fault.c-306- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/s390/mm/fault.c:307: vma_end_read(vma);
arch/s390/mm/fault.c-308- if (!(fault & VM_FAULT_RETRY)) {
--
arch/x86/mm/fault.c=834=__bad_area(struct pt_regs *regs, unsigned long error_code,
--
arch/x86/mm/fault.c-844- else
arch/x86/mm/fault.c:845: vma_end_read(vma);
arch/x86/mm/fault.c-846-
--
arch/x86/mm/fault.c=1207=void do_user_addr_fault(struct pt_regs *regs,
--
arch/x86/mm/fault.c-1335- if (!(fault & (VM_FAULT_RETRY | VM_FAULT_COMPLETED)))
arch/x86/mm/fault.c:1336: vma_end_read(vma);
arch/x86/mm/fault.c-1337-
--
drivers/android/binder_alloc.c=254=static int binder_page_insert(struct binder_alloc *alloc,
--
drivers/android/binder_alloc.c-266- ret = vm_insert_page(vma, addr, page);
drivers/android/binder_alloc.c:267: vma_end_read(vma);
drivers/android/binder_alloc.c-268- return ret;
--
drivers/android/binder_alloc.c=1134=enum lru_status binder_alloc_free_page(struct list_head *item,
--
drivers/android/binder_alloc.c-1196- else
drivers/android/binder_alloc.c:1197: vma_end_read(vma);
drivers/android/binder_alloc.c-1198- mmput_async(mm);
--
drivers/android/binder_alloc.c-1208- else
drivers/android/binder_alloc.c:1209: vma_end_read(vma);
drivers/android/binder_alloc.c-1210-err_mmap_read_lock_failed:
--
fs/proc/task_mmu.c=141=static void unlock_ctx_vma(struct proc_maps_locking_ctx *lock_ctx)
--
fs/proc/task_mmu.c-143- if (lock_ctx->locked_vma) {
fs/proc/task_mmu.c:144: vma_end_read(lock_ctx->locked_vma);
fs/proc/task_mmu.c-145- lock_ctx->locked_vma = NULL;
--
include/linux/mm.h=852=static inline void release_fault_lock(struct vm_fault *vmf)
--
include/linux/mm.h-854- if (vmf->flags & FAULT_FLAG_VMA_LOCK)
include/linux/mm.h:855: vma_end_read(vmf->vma);
include/linux/mm.h-856- else
--
include/linux/mmap_lock.h=257=static inline bool vma_start_read_locked(struct vm_area_struct *vma)
--
include/linux/mmap_lock.h-261-
include/linux/mmap_lock.h:262:static inline void vma_end_read(struct vm_area_struct *vma)
include/linux/mmap_lock.h-263-{
--
include/linux/mmap_lock.h=502=static inline void vma_lock_init(struct vm_area_struct *vma, bool reset_refcnt) {}
include/linux/mmap_lock.h:503:static inline void vma_end_read(struct vm_area_struct *vma) {}
include/linux/mmap_lock.h-504-static inline void vma_start_write(struct vm_area_struct *vma) {}
--
mm/filemap.c=1717=static int __folio_lock_async(struct folio *folio, struct wait_page_queue *wait)
--
mm/filemap.c-1747- * mmap_lock or per-VMA lock has been released (mmap_read_unlock() or
mm/filemap.c:1748: * vma_end_read()), unless flags had both FAULT_FLAG_ALLOW_RETRY and
mm/filemap.c-1749- * FAULT_FLAG_RETRY_NOWAIT set, in which case the lock is still held.
--
mm/huge_memory.c=1444=vm_fault_t do_huge_pmd_device_private(struct vm_fault *vmf)
--
mm/huge_memory.c-1453- if (vmf->flags & FAULT_FLAG_VMA_LOCK) {
mm/huge_memory.c:1454: vma_end_read(vma);
mm/huge_memory.c-1455- return VM_FAULT_RETRY;
--
mm/hugetlb.c=5711=static vm_fault_t hugetlb_no_page(struct address_space *mapping,
--
mm/hugetlb.c-5919- if (unlikely(ret & VM_FAULT_RETRY))
mm/hugetlb.c:5920: vma_end_read(vma);
mm/hugetlb.c-5921-
--
mm/hugetlb.c=5961=vm_fault_t hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
--
mm/hugetlb.c-6131- if (unlikely(ret & VM_FAULT_RETRY))
mm/hugetlb.c:6132: vma_end_read(vma);
mm/hugetlb.c-6133-
--
mm/internal.h=502=static inline vm_fault_t vmf_anon_prepare(struct vm_fault *vmf)
--
mm/internal.h-506- if (unlikely(ret & VM_FAULT_RETRY))
mm/internal.h:507: vma_end_read(vmf->vma);
mm/internal.h-508- return ret;
--
mm/madvise.c=1628=static bool try_vma_read_lock(struct madvise_behavior *madv_behavior)
--
mm/madvise.c-1637- if (!is_vma_lock_sufficient(vma, madv_behavior)) {
mm/madvise.c:1638: vma_end_read(vma);
mm/madvise.c-1639- goto take_mmap_read_lock;
--
mm/madvise.c=1661=int madvise_walk_vmas(struct madvise_behavior *madv_behavior)
--
mm/madvise.c-1677- error = madvise_vma_behavior(madv_behavior);
mm/madvise.c:1678: vma_end_read(madv_behavior->vma);
mm/madvise.c-1679- return error;
--
mm/memory.c=3692=static inline vm_fault_t vmf_can_call_fault(const struct vm_fault *vmf)
--
mm/memory.c-3697- return 0;
mm/memory.c:3698: vma_end_read(vma);
mm/memory.c-3699- return VM_FAULT_RETRY;
--
mm/memory.c=4694=vm_fault_t do_swap_page(struct vm_fault *vmf)
--
mm/memory.c-4726- */
mm/memory.c:4727: vma_end_read(vma);
mm/memory.c-4728- ret = VM_FAULT_RETRY;
--
mm/mmap_lock.c=296=struct vm_area_struct *lock_vma_under_rcu(struct mm_struct *mm,
--
mm/mmap_lock.c-332- if (unlikely(address < vma->vm_start || address >= vma->vm_end)) {
mm/mmap_lock.c:333: vma_end_read(vma);
mm/mmap_lock.c-334- goto inval;
--
mm/mmap_lock.c=369=struct vm_area_struct *lock_next_vma(struct mm_struct *mm,
--
mm/mmap_lock.c-424- rcu_read_unlock();
mm/mmap_lock.c:425: vma_end_read(vma);
mm/mmap_lock.c-426-fallback:
--
mm/userfaultfd.c=118=static struct vm_area_struct *uffd_lock_vma(struct mm_struct *mm,
--
mm/userfaultfd.c-129- if (!(vma->vm_flags & VM_SHARED) && unlikely(!vma->anon_vma))
mm/userfaultfd.c:130: vma_end_read(vma);
mm/userfaultfd.c-131- else
--
mm/userfaultfd.c=148=static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm,
--
mm/userfaultfd.c-157-
mm/userfaultfd.c:158: vma_end_read(dst_vma);
mm/userfaultfd.c-159- return ERR_PTR(-ENOENT);
--
mm/userfaultfd.c=162=static void uffd_mfill_unlock(struct vm_area_struct *vma)
mm/userfaultfd.c-163-{
mm/userfaultfd.c:164: vma_end_read(vma);
mm/userfaultfd.c-165-}
--
mm/userfaultfd.c=1678=static int uffd_move_lock(struct mm_struct *mm,
--
mm/userfaultfd.c-1717- /* Undo any locking and retry in mmap_lock critical section */
mm/userfaultfd.c:1718: vma_end_read(*dst_vmap);
mm/userfaultfd.c-1719-
--
mm/userfaultfd.c-1735- /* Undo dst_vmap locking if src_vmap failed to lock */
mm/userfaultfd.c:1736: vma_end_read(*dst_vmap);
mm/userfaultfd.c-1737- err = -EAGAIN;
--
mm/userfaultfd.c=1744=static void uffd_move_unlock(struct vm_area_struct *dst_vma,
--
mm/userfaultfd.c-1746-{
mm/userfaultfd.c:1747: vma_end_read(src_vma);
mm/userfaultfd.c-1748- if (src_vma != dst_vma)
mm/userfaultfd.c:1749: vma_end_read(dst_vma);
mm/userfaultfd.c-1750-}
--
net/ipv4/tcp.c=2183=static struct vm_area_struct *find_tcp_vma(struct mm_struct *mm,
--
net/ipv4/tcp.c-2190- if (vma->vm_ops != &tcp_vm_ops) {
net/ipv4/tcp.c:2191: vma_end_read(vma);
net/ipv4/tcp.c-2192- return NULL;
--
net/ipv4/tcp.c=2209=static int tcp_zerocopy_receive(struct sock *sk,
--
net/ipv4/tcp.c-2334- else
net/ipv4/tcp.c:2335: vma_end_read(vma);
net/ipv4/tcp.c-2336- /* Try to copy straggler data. */
--
rust/helpers/mm.c=42=rust_helper_vma_lookup(struct mm_struct *mm, unsigned long addr)
--
rust/helpers/mm.c-46-
rust/helpers/mm.c:47:__rust_helper void rust_helper_vma_end_read(struct vm_area_struct *vma)
rust/helpers/mm.c-48-{
rust/helpers/mm.c:49: vma_end_read(vma);
rust/helpers/mm.c-50-}
--
rust/kernel/mm.rs=275=pub struct VmaReadGuard<'a> {
rust/kernel/mm.rs-276- vma: &'a VmaRef,
rust/kernel/mm.rs:277: // `vma_end_read` must be called on the same thread as where the lock was taken
rust/kernel/mm.rs-278- _nts: NotThreadSafe,
--
rust/kernel/mm.rs=293= fn drop(&mut self) {
rust/kernel/mm.rs-294- // SAFETY: We hold the read lock by the type invariants.
rust/kernel/mm.rs:295: unsafe { bindings::vma_end_read(self.vma.as_ptr()) };
rust/kernel/mm.rs-296- }
] |
| 72/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 71594 output: 38 thoughts: 42 Thoughts: Okay, here's my interpretation of those thoughts, summarized in the first person, assuming the context is kernel memory management and I'm an expert in the field: **VMA Lock Management: The Key Detail** Right, let me see... I'm looking at this code and it's calling `vma_end_read`. Ah, yes, that's the one. That particular function is critical because it's responsible for releasing the per-VMA read lock. It's easy to overlook these details sometimes, especially when you're deeply immersed in a complex flow. So, the kernel's handling of the VMA read lock is important to keep in mind! Hmm, where is this all actually defined? Oh, yes, of course, it's defined in `include/linux/mmap_lock.h`. Got it. Good to be reminded where those critical functions are defined. Always good to refresh the memory with such details. |
| 73/2 | 2026/05/30 11:35 | tool | read-file |
0mArgs:map[File:include/linux/mmap_lock.h FirstLine:257 LineCount:20] Results: map[Contents: 257: static inline bool vma_start_read_locked(struct vm_area_struct *vma)
258: {
259: return vma_start_read_locked_nested(vma, 0);
260: }
261:
262: static inline void vma_end_read(struct vm_area_struct *vma)
263: {
264: vma_refcount_put(vma);
265: }
266:
267: static inline unsigned int __vma_raw_mm_seqnum(struct vm_area_struct *vma)
268: {
269: const struct mm_struct *mm = vma->vm_mm;
270:
271: /* We must hold an exclusive write lock for this access to be valid. */
272: mmap_assert_write_locked(vma->vm_mm);
273: return mm->mm_lock_seq.sequence;
274: }
275:
276: /*
] |
| 74/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 72190 output: 21 thoughts: 39 Thoughts: Okay, here's my interpretation of those thoughts, tailored for an expert audience, presented in the first person: **Analyzing the Memory Management Flow** Right, let me just parse this code. *vma_end_read*... ah, that’s where the read operation on the virtual memory area concludes. The immediate concern is that this function calls `vma_refcount_put(vma)`. Okay, that's not unexpected. We are releasing our hold on the memory mapping. But hang on a second. *What exactly does* `vma_refcount_put` *do, within the scope of our memory management regime?* I need to re-familiarize myself with the exact mechanics here. Does this imply a simple decrement of a reference counter? Or does it potentially trigger deallocation or some other form of VMA lifecycle management? Could it involve flushing pages, or even relinquishing the VMA entirely if its reference count drops to zero? I need to quickly recall the implications of this particular put operation to ensure there aren't any potential race conditions with any concurrent VMAs or other processes accessing the memory region. Specifically, I'm thinking about the implications for coherency and how this could potentially trigger page fault handling or memory allocation/deallocation elsewhere within the kernel. It’s critical to understand the precise interaction here for our current performance optimization and potential concurrency bugs. Let me double-check the definition and its callers. |
| 75/2 | 2026/05/30 11:35 | tool | grepper |
0mArgs:map[Expression:vma_refcount_put] Results: map[Output:include/linux/mmap_lock.h=191=static inline __must_check unsigned int
include/linux/mmap_lock.h:192:__vma_refcount_put_return(struct vm_area_struct *vma)
include/linux/mmap_lock.h-193-{
--
include/linux/mmap_lock.h-202-/**
include/linux/mmap_lock.h:203: * vma_refcount_put() - Drop reference count in VMA vm_refcnt field due to a
include/linux/mmap_lock.h-204- * read-lock being dropped.
--
include/linux/mmap_lock.h-209- */
include/linux/mmap_lock.h:210:static inline void vma_refcount_put(struct vm_area_struct *vma)
include/linux/mmap_lock.h-211-{
--
include/linux/mmap_lock.h-216- __vma_lockdep_release_read(vma);
include/linux/mmap_lock.h:217: newcnt = __vma_refcount_put_return(vma);
include/linux/mmap_lock.h-218-
--
include/linux/mmap_lock.h=262=static inline void vma_end_read(struct vm_area_struct *vma)
include/linux/mmap_lock.h-263-{
include/linux/mmap_lock.h:264: vma_refcount_put(vma);
include/linux/mmap_lock.h-265-}
--
include/linux/mmap_lock.h=452=static inline void vma_mark_detached(struct vm_area_struct *vma)
--
include/linux/mmap_lock.h-466- */
include/linux/mmap_lock.h:467: if (likely(!__vma_refcount_put_return(vma)))
include/linux/mmap_lock.h-468- return;
--
mm/mmap_lock.c=76=static unsigned int get_target_refcnt(struct vma_exclude_readers_state *ves)
--
mm/mmap_lock.c-86- *
mm/mmap_lock.c:87: * Note that this function pairs with vma_refcount_put() which will wake up this
mm/mmap_lock.c-88- * thread when it detects that the last reader has released its lock.
--
mm/mmap_lock.c=212=static inline struct vm_area_struct *vma_start_read(struct mm_struct *mm,
--
mm/mmap_lock.c-262- if (unlikely(vma->vm_lock_seq == raw_read_seqcount(&mm->mm_lock_seq))) {
mm/mmap_lock.c:263: vma_refcount_put(vma);
mm/mmap_lock.c-264- vma = NULL;
--
mm/mmap_lock.c-284- mmgrab(other_mm);
mm/mmap_lock.c:285: vma_refcount_put(vma);
mm/mmap_lock.c-286- mmdrop(other_mm);
--
tools/testing/vma/include/dup.h=1012=static inline void vma_mark_detached(struct vm_area_struct *vma)
--
tools/testing/vma/include/dup.h-1015- vma_assert_attached(vma);
tools/testing/vma/include/dup.h:1016: /* We are the only writer, so no need to use vma_refcount_put(). */
tools/testing/vma/include/dup.h-1017- if (unlikely(!refcount_dec_and_test(&vma->vm_refcnt))) {
] |
| 76/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 73562 output: 35 thoughts: 118 Thoughts: **VMA Reference Count Conundrum** Okay, wait a minute. `vma_refcount_put` *decrements* the `vma->vm_refcnt`. And, hold on... if `vma_end_read` isn't called, then *the reference count is leaked*! This is bad. Really bad. I need to think this through. If the `vm_refcnt` is leaked... what actually happens downstream? What are the consequences? I know `vma_start_write` is called during operations like `munmap`, and *that* function waits for the `vma->vm_refcnt` to hit zero. This makes it a critical point. Right. Time to dive into `vma_start_write` and see exactly what's going on there. |
| 77/2 | 2026/05/30 11:35 | tool | read-file |
0mArgs:map[File:mm/mmap_lock.c FirstLine:76 LineCount:50] Results: map[Contents: 76: static unsigned int get_target_refcnt(struct vma_exclude_readers_state *ves)
77: {
78: const unsigned int tgt = ves->detaching ? 0 : 1;
79:
80: return tgt | VM_REFCNT_EXCLUDE_READERS_FLAG;
81: }
82:
83: /*
84: * Mark the VMA as being in a state of excluding readers, check to see if any
85: * VMA read locks are indeed held, and if so wait for them to be released.
86: *
87: * Note that this function pairs with vma_refcount_put() which will wake up this
88: * thread when it detects that the last reader has released its lock.
89: *
90: * The ves->state parameter ought to be set to TASK_UNINTERRUPTIBLE in cases
91: * where we wish the thread to sleep uninterruptibly or TASK_KILLABLE if a fatal
92: * signal is permitted to kill it.
93: *
94: * The function sets the ves->exclusive parameter to true if readers were
95: * excluded, or false if the VMA was detached or an error arose on wait.
96: *
97: * If the function indicates an exclusive lock was acquired via ves->exclusive
98: * the caller is required to invoke __vma_end_exclude_readers() once the
99: * exclusive state is no longer required.
100: *
101: * If ves->state is set to something other than TASK_UNINTERRUPTIBLE, the
102: * function may also return -EINTR to indicate a fatal signal was received while
103: * waiting. Otherwise, the function returns 0.
104: */
105: static int __vma_start_exclude_readers(struct vma_exclude_readers_state *ves)
106: {
107: struct vm_area_struct *vma = ves->vma;
108: unsigned int tgt_refcnt = get_target_refcnt(ves);
109: int err = 0;
110:
111: mmap_assert_write_locked(vma->vm_mm);
112:
113: /*
114: * If vma is detached then only vma_mark_attached() can raise the
115: * vm_refcnt. mmap_write_lock prevents racing with vma_mark_attached().
116: *
117: * See the comment describing the vm_area_struct->vm_refcnt field for
118: * details of possible refcnt values.
119: */
120: if (!refcount_add_not_zero(VM_REFCNT_EXCLUDE_READERS_FLAG, &vma->vm_refcnt)) {
121: ves->detached = true;
122: return 0;
123: }
124:
125: __vma_lockdep_acquire_exclusive(vma);
] |
| 78/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 74737 output: 36 thoughts: 33 Thoughts: Okay, here's my interpretation of that thought process, tailored for an expert audience, and written in the first person: **Analyzing the Exclusion Mechanism in Virtual Memory Management** Alright, let's unpack this... so, I'm digging into `__vma_start_exclude_readers`. The key here is the synchronization it provides, specifically its dependence on `vma->vm_refcnt`. I'm assuming we're dealing with a `vma` (Virtual Memory Area) that needs to be temporarily protected, likely for some sort of modification. What I find interesting is this wait-for-condition logic. It's not a simple spinlock or mutex; it's a *wait* where the function actively waits for `vma->vm_refcnt` to decrease to a specific target count, `tgt_refcnt`. Therefore, the point of this code segment is to make sure any readers currently accessing the `vma` have finished their work. It sounds like `tgt_refcnt` is likely the original refcount of the `vma` before the exclusion period begins. This exclusion mechanism is clever since this waiting-for-readers is probably required before safely altering the memory region. It probably uses a more complex mechanism which can efficiently manage reads and writes with less contention than simpler alternatives. |
| 79/2 | 2026/05/30 11:35 | tool | read-file |
0mArgs:map[File:mm/mmap_lock.c FirstLine:126 LineCount:50] Results: map[Contents: 126: err = rcuwait_wait_event(&vma->vm_mm->vma_writer_wait,
127: refcount_read(&vma->vm_refcnt) == tgt_refcnt,
128: ves->state);
129: if (err) {
130: __vma_end_exclude_readers(ves);
131: return err;
132: }
133:
134: __vma_lockdep_stat_mark_acquired(vma);
135: ves->exclusive = true;
136: return 0;
137: }
138:
139: int __vma_start_write(struct vm_area_struct *vma, int state)
140: {
141: const unsigned int mm_lock_seq = __vma_raw_mm_seqnum(vma);
142: struct vma_exclude_readers_state ves = {
143: .vma = vma,
144: .state = state,
145: };
146: int err;
147:
148: err = __vma_start_exclude_readers(&ves);
149: if (err) {
150: WARN_ON_ONCE(ves.detached);
151: return err;
152: }
153:
154: /*
155: * We should use WRITE_ONCE() here because we can have concurrent reads
156: * from the early lockless pessimistic check in vma_start_read().
157: * We don't really care about the correctness of that early check, but
158: * we should use WRITE_ONCE() for cleanliness and to keep KCSAN happy.
159: */
160: WRITE_ONCE(vma->vm_lock_seq, mm_lock_seq);
161:
162: if (ves.exclusive) {
163: __vma_end_exclude_readers(&ves);
164: /* VMA should remain attached. */
165: WARN_ON_ONCE(ves.detached);
166: }
167:
168: return 0;
169: }
170: EXPORT_SYMBOL_GPL(__vma_start_write);
171:
172: void __vma_exclude_readers_for_detach(struct vm_area_struct *vma)
173: {
174: struct vma_exclude_readers_state ves = {
175: .vma = vma,
] |
| 80/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 75840 output: 23 thoughts: 254 Thoughts: **The Dreaded Infinite Wait** Okay, so I'm looking at this code and it's hitting me all at once. `__vma_start_exclude_readers` calls `rcuwait_wait_event`. That, in turn, is waiting for a specific value of `vma->vm_refcnt`. And that wait is predicated on the assumption that `vma_end_read` *will* be called, eventually, to decrement that refcount. If `vma_end_read` never gets called... game over. `vma->vm_refcnt` leaks and `__vma_start_exclude_readers` is stuck. Forever. This is bad. And it gets worse! I'm seeing that `__vma_start_exclude_readers` is called by `__vma_start_write`, which in turn is called by `vma_start_write`. And `vma_start_write` is right there in the heart of `munmap`, `mremap`, any VMA modification! What's worse, `vma_start_write` is called while holding `mmap_write_lock`! So, put it all together and the `munmap` thread, if it gets into this state, could block *indefinitely* in `vma_start_write`. Infinite wait, deadlock... all of those nasty things. Wait a second. Isn't `vma_start_write` called *before* `userfaultfd_unmap_prep`? That could be important. Okay, time to dive deeper and verify the execution path. Let's see what `do_vmi_align_munmap` is doing... there could be something hiding in there... |
| 81/2 | 2026/05/30 11:35 | tool | grepper |
0mError:no matches Args: map[Expression:vma_start_write.*munmap] Results: map[Output:] |
| 82/2 | 2026/05/30 11:35 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 76509 output: 20 thoughts: 21 Thoughts: Here's my attempt at summarizing the thought process, tailored for an expert audience: **Diving into `vma_start_write`** Okay, so I need to understand what's happening with this write process. Let's start with `vma_start_write`, which I remember is in `mm/mmap.c`. That's where the virtual memory area (VMA) management code lives, right? Makes sense. I'm guessing this function is involved in initiating a write operation to a specific VMA. Probably some checks, possibly locking, setting some internal flags, and maybe even calling into the underlying page fault or copy-on-write mechanisms depending on the situation. I need to figure out what are the edge cases for this function. Does it handle anonymous memory, file-backed mappings, shared memory, COW pages, etc. and what are the corner cases of these different mapping types? I expect to see checks for things like write permissions, VMAs overlaps and maybe signals and page faults. I want to see how these checks are done to understand how they can be triggered. |
| 83/2 | 2026/05/30 11:35 | tool | grepper |
0mArgs:map[Expression:vma_start_write] Results: map[Output:Documentation/mm/process_addrs.rst=42=Terminology
--
Documentation/mm/process_addrs.rst-50- :c:func:`!lock_vma_under_rcu` (and unlocked via :c:func:`!vma_end_read`) and a
Documentation/mm/process_addrs.rst:51: write lock via vma_start_write() or vma_start_write_killable()
Documentation/mm/process_addrs.rst-52- (all VMA write locks are unlocked
--
Documentation/mm/process_addrs.rst=89=field (we explore each VMA field in detail below). For the majority you must:
--
Documentation/mm/process_addrs.rst-93- you're done with the VMA, *and*
Documentation/mm/process_addrs.rst:94:* Obtain a VMA write lock via :c:func:`!vma_start_write` for each VMA you wish to
Documentation/mm/process_addrs.rst-95- modify, which will be released automatically when :c:func:`!mmap_write_unlock` is
--
Documentation/mm/process_addrs.rst=415=ordering of locks within memory management code:
--
Documentation/mm/process_addrs.rst-423- hugetlbfs_i_mmap_rwsem_key (in huge_pmd_share, see hugetlbfs below)
Documentation/mm/process_addrs.rst:424: vma_start_write
Documentation/mm/process_addrs.rst-425- mapping->i_mmap_rwsem
--
Documentation/mm/process_addrs.rst=768=duration and the caller of :c:func:`!lock_vma_under_rcu` must drop it via
--
Documentation/mm/process_addrs.rst-770-
Documentation/mm/process_addrs.rst:771:VMA **write** locks are acquired via :c:func:`!vma_start_write` in instances where a
Documentation/mm/process_addrs.rst-772-VMA is about to be modified, unlike :c:func:`!vma_start_read` the lock is always
--
Documentation/mm/process_addrs.rst=803=Writing requires the mmap to be write-locked and the VMA lock to be acquired via
Documentation/mm/process_addrs.rst:804::c:func:`!vma_start_write`, however the write lock is released by the termination or
Documentation/mm/process_addrs.rst-805-downgrade of the mmap write lock so no :c:func:`!vma_end_write` is required.
--
Documentation/mm/process_addrs.rst=845=the mm. During this entire operation mmap write lock is held.
Documentation/mm/process_addrs.rst-846-
Documentation/mm/process_addrs.rst:847:This way, if any read locks are in effect, :c:func:`!vma_start_write` will sleep
Documentation/mm/process_addrs.rst-848-until these are finished and mutual exclusion is achieved.
--
Documentation/mm/process_addrs.rst=908=Stack expansion throws up additional complexities in that we cannot permit there
Documentation/mm/process_addrs.rst:909:to be racing page faults, as a result we invoke :c:func:`!vma_start_write` to
Documentation/mm/process_addrs.rst-910-prevent this in :c:func:`!expand_downwards` or :c:func:`!expand_upwards`.
--
arch/powerpc/kvm/book3s_hv_uvmem.c=391=static int kvmppc_memslot_page_merge(struct kvm *kvm,
--
arch/powerpc/kvm/book3s_hv_uvmem.c-412- }
arch/powerpc/kvm/book3s_hv_uvmem.c:413: vma_start_write(vma);
arch/powerpc/kvm/book3s_hv_uvmem.c-414- /* Copy vm_flags to avoid partial modifications in ksm_madvise */
--
include/linux/mm.h=960=static inline void vm_flags_set(struct vm_area_struct *vma,
--
include/linux/mm.h-962-{
include/linux/mm.h:963: vma_start_write(vma);
include/linux/mm.h-964- vma_flags_set_word(&vma->flags, flags);
--
include/linux/mm.h=967=static inline void vm_flags_clear(struct vm_area_struct *vma,
--
include/linux/mm.h-970- VM_WARN_ON_ONCE(!pgtable_supports_soft_dirty() && (flags & VM_SOFTDIRTY));
include/linux/mm.h:971: vma_start_write(vma);
include/linux/mm.h-972- vma_flags_clear_word(&vma->flags, flags);
--
include/linux/mm.h=989=static inline void vm_flags_mod(struct vm_area_struct *vma,
--
include/linux/mm.h-991-{
include/linux/mm.h:992: vma_start_write(vma);
include/linux/mm.h-993- __vm_flags_mod(vma, set, clear);
--
include/linux/mmap_lock.h=282=static inline bool __is_vma_write_locked(struct vm_area_struct *vma)
--
include/linux/mmap_lock.h-290-
include/linux/mmap_lock.h:291:int __vma_start_write(struct vm_area_struct *vma, int state);
include/linux/mmap_lock.h-292-
--
include/linux/mmap_lock.h-297- */
include/linux/mmap_lock.h:298:static inline void vma_start_write(struct vm_area_struct *vma)
include/linux/mmap_lock.h-299-{
--
include/linux/mmap_lock.h-302-
include/linux/mmap_lock.h:303: __vma_start_write(vma, TASK_UNINTERRUPTIBLE);
include/linux/mmap_lock.h-304-}
--
include/linux/mmap_lock.h-306-/**
include/linux/mmap_lock.h:307: * vma_start_write_killable - Begin writing to a VMA.
include/linux/mmap_lock.h-308- * @vma: The VMA we are going to modify.
--
include/linux/mmap_lock.h=319=static inline __must_check
include/linux/mmap_lock.h:320:int vma_start_write_killable(struct vm_area_struct *vma)
include/linux/mmap_lock.h-321-{
--
include/linux/mmap_lock.h-324-
include/linux/mmap_lock.h:325: return __vma_start_write(vma, TASK_KILLABLE);
include/linux/mmap_lock.h-326-}
--
include/linux/mmap_lock.h=503=static inline void vma_end_read(struct vm_area_struct *vma) {}
include/linux/mmap_lock.h:504:static inline void vma_start_write(struct vm_area_struct *vma) {}
include/linux/mmap_lock.h-505-static inline __must_check
include/linux/mmap_lock.h:506:int vma_start_write_killable(struct vm_area_struct *vma) { return 0; }
include/linux/mmap_lock.h-507-static inline void vma_assert_write_locked(struct vm_area_struct *vma)
--
mm/khugepaged.c=1092=static enum scan_result collapse_huge_page(struct mm_struct *mm, unsigned long address,
--
mm/khugepaged.c-1157- /* check if the pmd is still valid */
mm/khugepaged.c:1158: vma_start_write(vma);
mm/khugepaged.c-1159- result = check_pmd_still_valid(mm, address, pmd);
--
mm/madvise.c=150=static int madvise_update_vma(vm_flags_t new_flags,
--
mm/madvise.c-175- /* vm_flags is protected by the mmap_lock held in write mode. */
mm/madvise.c:176: vma_start_write(vma);
mm/madvise.c-177- vm_flags_reset(vma, new_flags);
--
mm/memory.c=373=void free_pgtables(struct mmu_gather *tlb, struct unmap_desc *unmap)
--
mm/memory.c-399- if (unmap->mm_wr_locked)
mm/memory.c:400: vma_start_write(vma);
mm/memory.c-401- unlink_anon_vmas(vma);
--
mm/memory.c-412- if (unmap->mm_wr_locked)
mm/memory.c:413: vma_start_write(vma);
mm/memory.c-414- unlink_anon_vmas(vma);
--
mm/mempolicy.c=558=void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new)
--
mm/mempolicy.c-564- for_each_vma(vmi, vma) {
mm/mempolicy.c:565: vma_start_write(vma);
mm/mempolicy.c-566- mpol_rebind_policy(vma->vm_policy, new);
--
mm/mempolicy.c=1754=SYSCALL_DEFINE4(set_mempolicy_home_node, unsigned long, start, unsigned long, len,
--
mm/mempolicy.c-1809-
mm/mempolicy.c:1810: vma_start_write(vma);
mm/mempolicy.c-1811- new->home_node = home_node;
--
mm/mlock.c=423=static void mlock_vma_pages_range(struct vm_area_struct *vma,
--
mm/mlock.c-443- newflags |= VM_IO;
mm/mlock.c:444: vma_start_write(vma);
mm/mlock.c-445- vm_flags_reset_once(vma, newflags);
--
mm/mlock.c=466=static int mlock_fixup(struct vma_iterator *vmi, struct vm_area_struct *vma,
--
mm/mlock.c-505- /* No work to do, and mlocking twice would be wrong */
mm/mlock.c:506: vma_start_write(vma);
mm/mlock.c-507- vm_flags_reset(vma, newflags);
--
mm/mmap.c=1732=__latent_entropy int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
--
mm/mmap.c-1765-
mm/mmap.c:1766: retval = vma_start_write_killable(mpnt);
mm/mmap.c-1767- if (retval < 0)
--
mm/mmap_lock.c=105=static int __vma_start_exclude_readers(struct vma_exclude_readers_state *ves)
--
mm/mmap_lock.c-138-
mm/mmap_lock.c:139:int __vma_start_write(struct vm_area_struct *vma, int state)
mm/mmap_lock.c-140-{
--
mm/mmap_lock.c-169-}
mm/mmap_lock.c:170:EXPORT_SYMBOL_GPL(__vma_start_write);
mm/mmap_lock.c-171-
--
mm/mprotect.c=695=mprotect_fixup(struct vma_iterator *vmi, struct mmu_gather *tlb,
--
mm/mprotect.c-767- */
mm/mprotect.c:768: vma_start_write(vma);
mm/mprotect.c-769- vm_flags_reset_once(vma, newflags);
--
mm/mremap.c=1340=static unsigned long move_vma(struct vma_remap_struct *vrm)
--
mm/mremap.c-1358- /* We don't want racing faults. */
mm/mremap.c:1359: vma_start_write(vrm->vma);
mm/mremap.c-1360-
--
mm/pagewalk.c=427=static inline void process_vma_walk_lock(struct vm_area_struct *vma,
--
mm/pagewalk.c-432- case PGWALK_WRLOCK:
mm/pagewalk.c:433: vma_start_write(vma);
mm/pagewalk.c-434- break;
--
mm/rmap.c-27- * hugetlbfs_i_mmap_rwsem_key (in huge_pmd_share, see hugetlbfs below)
mm/rmap.c:28: * vma_start_write
mm/rmap.c-29- * mapping->i_mmap_rwsem
--
mm/userfaultfd.c=1678=static int uffd_move_lock(struct mm_struct *mm,
--
mm/userfaultfd.c-1707- * mmap_write_lock(mm)
mm/userfaultfd.c:1708: * vma_start_write(src_vma)
mm/userfaultfd.c-1709- * vma_start_read(src_vma)
mm/userfaultfd.c-1710- * mmap_read_lock(mm)
mm/userfaultfd.c:1711: * vma_start_write(dst_vma)
mm/userfaultfd.c-1712- */
--
mm/userfaultfd.c=2074=static void userfaultfd_set_ctx(struct vm_area_struct *vma,
--
mm/userfaultfd.c-2077-{
mm/userfaultfd.c:2078: vma_start_write(vma);
mm/userfaultfd.c-2079- vma->vm_userfaultfd_ctx = (struct vm_userfaultfd_ctx){ctx};
--
mm/vma.c=497=__split_vma(struct vma_iterator *vmi, struct vm_area_struct *vma,
--
mm/vma.c-542-
mm/vma.c:543: vma_start_write(vma);
mm/vma.c:544: vma_start_write(new);
mm/vma.c-545-
--
mm/vma.c=805=static __must_check struct vm_area_struct *vma_merge_existing_range(
--
mm/vma.c-897- /* No matter what happens, we will be adjusting middle. */
mm/vma.c:898: vma_start_write(middle);
mm/vma.c-899-
mm/vma.c-900- if (merge_right) {
mm/vma.c:901: vma_start_write(next);
mm/vma.c-902- vmg->target = next;
--
mm/vma.c-906- if (merge_left) {
mm/vma.c:907: vma_start_write(prev);
mm/vma.c-908- vmg->target = prev;
--
mm/vma.c=1151=int vma_expand(struct vma_merge_struct *vmg)
--
mm/vma.c-1160- mmap_assert_write_locked(vmg->mm);
mm/vma.c:1161: vma_start_write(target);
mm/vma.c-1162-
--
mm/vma.c-1196- if (remove_next) {
mm/vma.c:1197: vma_start_write(next);
mm/vma.c-1198- vmg->__remove_next = true;
--
mm/vma.c=1228=int vma_shrink(struct vma_iterator *vmi, struct vm_area_struct *vma,
--
mm/vma.c-1242-
mm/vma.c:1243: vma_start_write(vma);
mm/vma.c-1244-
--
mm/vma.c=1379=static int vms_gather_munmap_vmas(struct vma_munmap_struct *vms,
--
mm/vma.c-1432- }
mm/vma.c:1433: vma_start_write(next);
mm/vma.c-1434- mas_set(mas_detach, vms->vma_count++);
--
mm/vma.c=1824=static int vma_link(struct mm_struct *mm, struct vm_area_struct *vma)
--
mm/vma.c-1831-
mm/vma.c:1832: vma_start_write(vma);
mm/vma.c-1833- vma_iter_store_new(&vmi, vma);
--
mm/vma.c=2197=int mm_take_all_locks(struct mm_struct *mm)
--
mm/vma.c-2207- /*
mm/vma.c:2208: * vma_start_write() does not have a complement in mm_drop_all_locks()
mm/vma.c:2209: * because vma_start_write() is always asymmetrical; it marks a VMA as
mm/vma.c-2210- * being written to until mmap_write_unlock() or mmap_write_downgrade()
--
mm/vma.c-2215- goto out_unlock;
mm/vma.c:2216: vma_start_write(vma);
mm/vma.c-2217- }
--
mm/vma.c=2506=static int __mmap_new_vma(struct mmap_state *map, struct vm_area_struct **vmap)
--
mm/vma.c-2551- /* Lock the VMA since it is modified after insertion into VMA tree */
mm/vma.c:2552: vma_start_write(vma);
mm/vma.c-2553- vma_iter_store_new(vmi, vma);
--
mm/vma.c=2857=int do_brk_flags(struct vma_iterator *vmi, struct vm_area_struct *vma,
--
mm/vma.c-2904- vma->vm_page_prot = vm_get_page_prot(vm_flags);
mm/vma.c:2905: vma_start_write(vma);
mm/vma.c-2906- if (vma_iter_store_gfp(vmi, vma, GFP_KERNEL))
--
mm/vma.c=3081=int expand_upwards(struct vm_area_struct *vma, unsigned long address)
--
mm/vma.c-3127- /* Lock the VMA before expanding to prevent concurrent page faults */
mm/vma.c:3128: vma_start_write(vma);
mm/vma.c-3129- /* We update the anon VMA tree. */
--
mm/vma.c=3167=int expand_downwards(struct vm_area_struct *vma, unsigned long address)
--
mm/vma.c-3206- /* Lock the VMA before expanding to prevent concurrent page faults */
mm/vma.c:3207: vma_start_write(vma);
mm/vma.c-3208- /* We update the anon VMA tree. */
--
tools/testing/vma/include/custom.h=43=static inline void unlink_anon_vmas(struct vm_area_struct *vma)
--
tools/testing/vma/include/custom.h-48-
tools/testing/vma/include/custom.h:49:static inline void vma_start_write(struct vm_area_struct *vma)
tools/testing/vma/include/custom.h-50-{
--
tools/testing/vma/include/custom.h=55=static inline __must_check
tools/testing/vma/include/custom.h:56:int vma_start_write_killable(struct vm_area_struct *vma)
tools/testing/vma/include/custom.h-57-{
--
tools/testing/vma/include/dup.h=6=struct vm_area_struct;
tools/testing/vma/include/dup.h:7:static inline void vma_start_write(struct vm_area_struct *vma);
tools/testing/vma/include/dup.h-8-
--
tools/testing/vma/include/dup.h=831=static inline void vm_flags_set(struct vm_area_struct *vma,
--
tools/testing/vma/include/dup.h-833-{
tools/testing/vma/include/dup.h:834: vma_start_write(vma);
tools/testing/vma/include/dup.h-835- vma_flags_set_word(&vma->flags, flags);
--
tools/testing/vma/include/dup.h=838=static inline void vm_flags_clear(struct vm_area_struct *vma,
--
tools/testing/vma/include/dup.h-840-{
tools/testing/vma/include/dup.h:841: vma_start_write(vma);
tools/testing/vma/include/dup.h-842- vma_flags_clear_word(&vma->flags, flags);
--
tools/testing/vma/shared.c=88=bool vma_write_started(struct vm_area_struct *vma)
--
tools/testing/vma/shared.c-94-
tools/testing/vma/shared.c:95: /* The vma_start_write() stub simply increments this value. */
tools/testing/vma/shared.c-96- return seq > -1;
--
tools/testing/vma/shared.h=99=int cleanup_mm(struct mm_struct *mm, struct vma_iterator *vmi);
tools/testing/vma/shared.h-100-
tools/testing/vma/shared.h:101:/* Helper function to determine if VMA has had vma_start_write() performed. */
tools/testing/vma/shared.h-102-bool vma_write_started(struct vm_area_struct *vma);
] |
| 84/2 | 2026/05/30 11:36 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 82925 output: 32 thoughts: 134 Thoughts: Okay, here's my understanding, breaking down the control flow. **Control Flow in Munmap Operations** Right, so I'm seeing a crucial sequence here. `vms_gather_munmap_vmas` definitely calls `vma_start_write(next)`. No surprise there, that's what I'd expect for modifications to the VMAs. Now, how does this fit into the larger picture? Okay, `vms_gather_munmap_vmas` is invoked from `do_vmi_align_munmap`. And `do_vmi_align_munmap` itself gets called from the function `do_vmi_munmap`. Crucially, the code is structured such that `userfaultfd_unmap_prep` is called *after* `vms_gather_munmap_vmas` within the `do_vmi_align_munmap` function. My immediate thought is, I need to understand this `do_vmi_align_munmap` function better. That's the key to understanding the interplay of these routines and any potential race conditions or synchronization issues. Let's delve into that function, the order of these operations has me thinking. |
| 85/2 | 2026/05/30 11:36 | tool | grepper |
0mError:no matches Args: map[Expression:userfaultfd_unmap_prep.*do_vmi_align_munmap] Results: map[Output:] |
| 86/2 | 2026/05/30 11:36 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 83366 output: 22 thoughts: 33 Thoughts: Okay, here's my interpretation of that thought process, assuming I'm the expert and considering my own internal monologue: **Investigating Memory Unmapping Alignment in the Kernel** Alright, I'm thinking about `do_vmi_align_munmap`. That function is probably the heart of how we handle unmapping virtual memory areas, particularly when alignment plays a role. I need to figure out where it's defined. Given that it's related to memory management, the logical places to start looking are either `mm/vma.c`, since that's where a lot of the Virtual Memory Area structure manipulation happens, or possibly `mm/mmap.c`, because mmap is how we establish these virtual memory regions in the first place. I'm leaning toward checking `mm/vma.c` first, but I'll keep `mm/mmap.c` in mind as a secondary location if I don't find what I'm looking for initially. I'll need to understand the alignment logic within that function, so I can grasp how it interacts with the underlying memory management to ensure unmaps are handled correctly. |
| 87/2 | 2026/05/30 11:36 | tool | grepper |
0mArgs:map[Expression:userfaultfd_unmap_prep] Results: map[Output:fs/userfaultfd.c=820=static bool has_unmap_ctx(struct userfaultfd_ctx *ctx, struct list_head *unmaps, -- fs/userfaultfd.c-832- fs/userfaultfd.c:833:int userfaultfd_unmap_prep(struct vm_area_struct *vma, unsigned long start, fs/userfaultfd.c-834- unsigned long end, struct list_head *unmaps) -- include/linux/userfaultfd_k.h=260=extern bool userfaultfd_remove(struct vm_area_struct *vma, -- include/linux/userfaultfd_k.h-263- include/linux/userfaultfd_k.h:264:extern int userfaultfd_unmap_prep(struct vm_area_struct *vma, include/linux/userfaultfd_k.h-265- unsigned long start, unsigned long end, struct list_head *uf); -- include/linux/userfaultfd_k.h=412=static inline bool userfaultfd_remove(struct vm_area_struct *vma, -- include/linux/userfaultfd_k.h-418- include/linux/userfaultfd_k.h:419:static inline int userfaultfd_unmap_prep(struct vm_area_struct *vma, include/linux/userfaultfd_k.h-420- unsigned long start, unsigned long end, -- mm/vma.c=1379=static int vms_gather_munmap_vmas(struct vma_munmap_struct *vms, -- mm/vma.c-1457- /* mm/vma.c:1458: * If userfaultfd_unmap_prep returns an error the vmas mm/vma.c-1459- * will remain split, but userland will get a -- mm/vma.c-1465- */ mm/vma.c:1466: error = userfaultfd_unmap_prep(next, vms->start, mm/vma.c-1467- vms->end, vms->uf); -- tools/testing/vma/include/stubs.h=138=static inline void i_mmap_unlock_write(struct address_space *mapping) -- tools/testing/vma/include/stubs.h-141- tools/testing/vma/include/stubs.h:142:static inline int userfaultfd_unmap_prep(struct vm_area_struct *vma, tools/testing/vma/include/stubs.h-143- unsigned long start, ] |
| 88/2 | 2026/05/30 11:36 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 84354 output: 23 thoughts: 2155 Thoughts: **Vulnerability Analysis: Userfaultfd Local Denial of Service** Okay, so here's the breakdown of what I've found. It seems like `userfaultfd_unmap_prep` is called within `vms_gather_munmap_vmas`, which is part of the `munmap` process. The critical issue is that `vma_start_write` is called *before* `userfaultfd_unmap_prep`. This creates a race condition. Specifically, `vma_start_write` will block if the VMA's reference count (`vma->vm_refcnt`) isn't zero. The `mfill_get_vma` function can leak this read lock. So, if `mfill_get_vma` fails for any reason *before* `userfaultfd_unmap_prep` gets to run, the VMA's reference count is leaked. This can happen if an attacker crafts specific `UFFDIO_COPY` requests that bypass the initial checks in `mfill_get_vma`. If an attacker can trigger a failure in `mfill_get_vma`, then the lock for `mmap_changing_lock` is also leaked. The crucial exploit condition lies in the `mfill_get_vma` function. An attacker can trigger a jump to `out_unlock` by calling `UFFDIO_COPY` with `UFFDIO_COPY_MODE_WP` on a VMA that wasn't registered with `VM_UFFD_WP`. This specific check, and the resulting early `goto`, is attacker-controlled. The `dst_vma`'s read lock is leaked, and `state->vma` is NULL. Consequently, `mfill_put_vma` is called, but due to `state->vma` being NULL, it does nothing but return immediately. The lock is leaked. The next `munmap` call on this VMA will then block indefinitely in `vma_start_write`, since the VMA's read lock is still held. This creates a complete and reliable local Denial-of-Service (DoS) because `mmap_write_lock` is now held. Any other thread attempting to acquire `mmap_read_lock` will block forever. The attacker needs to: 1. Register a VMA with userfaultfd (without WP). 2. Call `UFFDIO_COPY` with `UFFDIO_COPY_MODE_WP`. 3. `mfill_get_vma` will lock the VMA, check the flag, and jump to `out_unlock`. 4. `mfill_put_vma` does nothing because `state->vma` is NULL. 5. The VMA read lock is leaked! 6. Then the attacker calls `munmap` on the VMA. 7. `munmap` calls `vma_start_write`, which blocks FOREVER waiting for the VMA read lock to be released! 8. `munmap` holds `mmap_write_lock`, so any other thread trying to acquire `mmap_read_lock` will block FOREVER! I've confirmed that the `UFFDIO_COPY_MODE_WP` flag is indeed attacker-controllable, which makes this particularly dangerous. The leak of the VMA read lock itself might be interesting, but `refcount_t` saturates. So it's very unlikely to lead to any use-after-free conditions. However, the `map_changing_lock` is also leaked. This is an `atomic_long_t`. On 64-bit systems, it would take hundreds of years of incremental updates to wrap around, so it is practically safe. On 32-bit systems, wrapping *might* be possible, but it is not clear that there is a vulnerability at the wrap around point. So this is unlikely to give us privilege escalation. Finally, this DoS is easily accessible from unprivileged processes if `vm.unprivileged_userfaultfd` is 1, or if they have access to `/dev/userfaultfd`. Interestingly, the bug report mentions "Tainted: G L syzkaller #0". This is relevant because Syzkaller often runs within user namespaces, where it can be given `CAP_SYS_PTRACE`. However, the bug report is running the tests from a user namespace with `CAP_SYS_PTRACE` capabilities. `capable(CAP_SYS_PTRACE)` checks for capabilities in the init user namespace, and NOT the current user namespace. So this bug is reproducible from within Syzkaller! |
| 89/2 | 2026/05/30 11:36 | tool | grepper |
0mArgs:map[Expression:capable\(CAP_SYS_PTRACE\)] Results: map[Output:fs/userfaultfd.c=1972=static int userfaultfd_api(struct userfaultfd_ctx *ctx, -- fs/userfaultfd.c-1988- ret = -EPERM; fs/userfaultfd.c:1989: if ((features & UFFD_FEATURE_EVENT_FORK) && !capable(CAP_SYS_PTRACE)) fs/userfaultfd.c-1990- goto err_out; -- fs/userfaultfd.c=2169=static inline bool userfaultfd_syscall_allowed(int flags) -- fs/userfaultfd.c-2178- */ fs/userfaultfd.c:2179: if (capable(CAP_SYS_PTRACE)) fs/userfaultfd.c-2180- return true; -- security/yama/yama_lsm.c=432=static int yama_dointvec_minmax(const struct ctl_table *table, int write, -- security/yama/yama_lsm.c-436- security/yama/yama_lsm.c:437: if (write && !capable(CAP_SYS_PTRACE)) security/yama/yama_lsm.c-438- return -EPERM; ] |
| 90/2 | 2026/05/30 11:36 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 87866 output: 35 thoughts: 885 Thoughts: **Analyzing the Userfaultfd Bug** Okay, let's break this down. My initial assessment was correct: the `capable()` check uses `init_user_ns`, so processes within a user namespace lacking global `CAP_SYS_PTRACE` would normally be blocked. But the beauty, or rather the problem, lies in `UFFD_USER_MODE_ONLY`. It's ALWAYS allowed, no matter the privileges! This means any unprivileged process can call `userfaultfd(UFFD_USER_MODE_ONLY)`. And critically, `UFFD_USER_MODE_ONLY` is *sufficient* to trigger this bug. The vulnerability is within `UFFDIO_COPY`, and it doesn't discriminate based on the userfaultfd's mode. It will happily copy from a `UFFD_USER_MODE_ONLY` fd! I need to confirm this: `UFFD_USER_MODE_ONLY` just restricts where the page faults come *from*, it doesn't limit the ioctls. `UFFDIO_COPY` resolves page faults, so, of course, it must be permitted. This is an unprivileged local DoS! So, the impact, succinctly: * Exploitable: No (It's a Denial of Service, not privilege escalation or arbitrary code execution) * DoS: Yes (It's a reliable local DoS. It blocks `mmap_write_lock` indefinitely, rendering the process unkillable, leaking its memory, and potentially triggering a hung task panic.) * Unprivileged Access: Yes (Through `userfaultfd(UFFD_USER_MODE_ONLY)`) * User Namespace Access: Yes (Same as above) * VM Guest/Host/Network/Peripheral/Filesystem: No (No remote or external triggers) Now, could there be another way to trigger this? I need to look at other possible failure points. The code has a check `if (is_vm_hugetlb_page(dst_vma))` that goes to `out`, but that does not lead to a problem. The important code seems fine. The `ops = vma_uffd_ops(dst_vma)` check is also critical. If that fails (meaning the returned `ops` is `NULL`), the lock is leaked. But when can this happen? Looking at `vma_uffd_ops`, it returns `NULL` if the VMA isn't anonymous, shmem, or hugetlb. But... `userfaultfd` only allows registering those types! So, in normal operation, `vma_uffd_ops` shouldn't return NULL for a registered VMA. ... Unless the attacker calls `UFFDIO_COPY` on an UNREGISTERED VMA! But wait! `uffd_mfill_lock` should check for registered VMAs first! Ok, I need to investigate `uffd_mfill_lock`. |
| 91/2 | 2026/05/30 11:36 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:148 LineCount:20] Results: map[Contents: 148: static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm,
149: unsigned long dst_start,
150: unsigned long len)
151: {
152: struct vm_area_struct *dst_vma;
153:
154: dst_vma = uffd_lock_vma(dst_mm, dst_start);
155: if (IS_ERR(dst_vma) || validate_dst_vma(dst_vma, dst_start + len))
156: return dst_vma;
157:
158: vma_end_read(dst_vma);
159: return ERR_PTR(-ENOENT);
160: }
161:
162: static void uffd_mfill_unlock(struct vm_area_struct *vma)
163: {
164: vma_end_read(vma);
165: }
166:
167: #else
] |
| 92/2 | 2026/05/30 11:36 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 89730 output: 20 thoughts: 18 Thoughts: Here's my thought process, as if I were considering this function: **Analyzing the Purpose of `validate_dst_vma`** Okay, so I'm looking at `validate_dst_vma`. The name itself is pretty clear: it's about validating something related to a "destination VMA." My initial thought is, "Okay, VMA is Virtual Memory Area, so this function is likely checking the validity of a memory region we're writing to." But then I re-read it, and focus in. It is very likely concerned with the validation of the VMA in question. This implies something specific about the destination itself – its characteristics, its state, or perhaps its permissions. I need to dig deeper to see precisely what "valid" means in this context, because validity is highly contextual. Am I checking for overlap? Is the region mapped? Do I have the correct permissions? What's the *specific* purpose of this validation within the larger flow? I bet it’s important. |
| 93/2 | 2026/05/30 11:36 | tool | grepper |
0mArgs:map[Expression:validate_dst_vma] Results: map[Output:mm/userfaultfd.c=72=static __always_inline
mm/userfaultfd.c:73:bool validate_dst_vma(struct vm_area_struct *dst_vma, unsigned long dst_end)
mm/userfaultfd.c-74-{
--
mm/userfaultfd.c=148=static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm,
--
mm/userfaultfd.c-154- dst_vma = uffd_lock_vma(dst_mm, dst_start);
mm/userfaultfd.c:155: if (IS_ERR(dst_vma) || validate_dst_vma(dst_vma, dst_start + len))
mm/userfaultfd.c-156- return dst_vma;
--
mm/userfaultfd.c=169=static struct vm_area_struct *uffd_mfill_lock(struct mm_struct *dst_mm,
--
mm/userfaultfd.c-179-
mm/userfaultfd.c:180: if (validate_dst_vma(dst_vma, dst_start + len))
mm/userfaultfd.c-181- return dst_vma;
] |
| 94/2 | 2026/05/30 11:36 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 90310 output: 34 thoughts: 12 Thoughts: Okay, let's dive into this. Here's my take on those thoughts, as if they're my own: **Analyzing `validate_dst_vma`** Alright, time to crack open `validate_dst_vma`. I'm immediately curious about what kind of checks it's performing. Given the name, I'm expecting it to be focused on validating a destination Virtual Memory Area (VMA). That means it's likely responsible for ensuring that a proposed memory mapping, or modification to an existing mapping, is legitimate and won't violate any constraints. I bet it's involved in preventing address space collisions, checking permissions, maybe even making sure the requested size is within allowed limits and that enough physical memory is available if relevant. This function is probably critical for system stability. A poorly validated destination could lead to all sorts of nasty problems, like kernel panics or security vulnerabilities. I'll need to pay close attention to the specific criteria it's verifying. Let's see... the devil's in the details, so let's get reading! |
| 95/2 | 2026/05/30 11:37 | tool | read-file |
0mArgs:map[File:mm/userfaultfd.c FirstLine:72 LineCount:20] Results: map[Contents: 72: static __always_inline
73: bool validate_dst_vma(struct vm_area_struct *dst_vma, unsigned long dst_end)
74: {
75: /* Make sure that the dst range is fully within dst_vma. */
76: if (dst_end > dst_vma->vm_end)
77: return false;
78:
79: /*
80: * Check the vma is registered in uffd, this is required to
81: * enforce the VM_MAYWRITE check done at uffd registration
82: * time.
83: */
84: if (!dst_vma->vm_userfaultfd_ctx.ctx)
85: return false;
86:
87: return true;
88: }
89:
90: static __always_inline
91: struct vm_area_struct *find_vma_and_prepare_anon(struct mm_struct *mm,
] |
| 96/2 | 2026/05/30 11:37 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 90869 output: 38 thoughts: 3189 Thoughts: **Analyzing a Userfaultfd Bug: A Deep Dive** Okay, here's what I've pieced together about this userfaultfd issue. It looks like `validate_dst_vma` correctly checks the validity of a VMA associated with a userfaultfd context. The function `uffd_mfill_lock` seems to handle the locking and unlocking of the VMA correctly *if* it's invalid. It appears to unlock the VMA (via `vma_end_read`) and return an error (`-ENOENT`) when `validate_dst_vma` finds the VMA is not registered. The core problem, I believe, lies within `mfill_get_vma`. If `atomic_read(&ctx->mmap_changing)` is true, the code jumps to `out_unlock`. Crucially, `state->vma` isn't set before that `goto`, leading to a VMA *leak* because neither the VMA itself nor the `map_changing_lock` are properly released. I'm certain this is a bug. A simple fix would be to set `state->vma = dst_vma` after `uffd_mfill_lock` and before `down_read`. This would give `mfill_put_vma` the VMA it needs to correctly release the resources on the `out_unlock` path. However, I need to be absolutely sure this change is safe. Setting `state->vma` early will ensure that `mfill_put_vma` unlocks both the VMA and the `map_changing_lock`. I need to ensure that the order is right. If `state->vma` is set before `down_read(&ctx->map_changing_lock)`, `mfill_put_vma` will release the semaphore without a corresponding `down_read`! So, the fix should be to move `state->vma = dst_vma` *after* the `down_read` call. That makes it safe! Now, the bug report... The backtrace shows a task blocked in `uffd_lock_vma` due to a lock in `mmap_read_lock`. This means it's trying to acquire `mmap_read_lock`. The fact that it's blocked implies another task *holds* the `mmap_write_lock`. That's where it all gets dicey! My initial thought was that a previous call to `mfill_get_vma` leaked the VMA refcnt and the `map_changing_lock`. However, that should be easy to see. If that's the case, and the leaked lock should be visible in the lockdep output. Lockdep, however, does not show the `map_changing_lock` in use! Not even from the task holding `mmap_read_lock`, as that task is the one that's blocked. And the lockdep output *should* show it. I checked the initialization to ensure that this lock is tracked by lockdep. This tells me something is seriously amiss. If the task leaked the lock, lockdep would show it. My concern is, could the task that leaked the lock be *still* running, and not be in the lockdep report? The task's stack trace doesn't give a signal! The report says, "Showing all locks held in the system:" so it seems that the other task would have to be visible. Then I checked the code for `uffd_lock_vma` itself. If the acquire lock fails, it returns false. The return value is then used in `mfill_get_vma` to unlock the VMA. Wait. `mmap_read_lock` is acquired at the beginning of `uffd_lock_vma`. Then `vma_start_read_locked` is called, *while* holding `mmap_read_lock`. If `vma_start_read_locked` fails, then `vma` is set to `ERR_PTR(-EAGAIN)`, and then `mmap_read_unlock(mm)` *is* called. This is all right, as long as `vma_start_read_locked` returns true. So, either the lock is corrupted, or there's a race I'm missing. And the bug report says *exactly* this: "INFO: task syz.2.8:5969 blocked for more than 143 seconds. ... mmap_read_lock include/linux/mmap_lock.h:592 [inline] uffd_lock_vma+0xb6/0x2d0 mm/userfaultfd.c:135 uffd_ |
| 97/2 | 2026/05/30 11:37 | tool | read-file |
0mArgs:map[File:include/linux/mmap_lock.h FirstLine:220 LineCount:40] Results: map[Contents: 220: * __vma_start_exclude_readers() may be sleeping waiting for readers to
221: * drop their reference count, so wake it up if we were the last reader
222: * blocking it from being acquired.
223: *
224: * We may be raced by other readers temporarily incrementing the
225: * reference count, though the race window is very small, this might
226: * cause spurious wakeups.
227: */
228: if (newcnt && __vma_are_readers_excluded(newcnt))
229: rcuwait_wake_up(&mm->vma_writer_wait);
230: }
231:
232: /*
233: * Use only while holding mmap read lock which guarantees that locking will not
234: * fail (nobody can concurrently write-lock the vma). vma_start_read() should
235: * not be used in such cases because it might fail due to mm_lock_seq overflow.
236: * This functionality is used to obtain vma read lock and drop the mmap read lock.
237: */
238: static inline bool vma_start_read_locked_nested(struct vm_area_struct *vma, int subclass)
239: {
240: int oldcnt;
241:
242: mmap_assert_locked(vma->vm_mm);
243: if (unlikely(!__refcount_inc_not_zero_limited_acquire(&vma->vm_refcnt, &oldcnt,
244: VM_REFCNT_LIMIT)))
245: return false;
246:
247: __vma_lockdep_acquire_read(vma);
248: return true;
249: }
250:
251: /*
252: * Use only while holding mmap read lock which guarantees that locking will not
253: * fail (nobody can concurrently write-lock the vma). vma_start_read() should
254: * not be used in such cases because it might fail due to mm_lock_seq overflow.
255: * This functionality is used to obtain vma read lock and drop the mmap read lock.
256: */
257: static inline bool vma_start_read_locked(struct vm_area_struct *vma)
258: {
259: return vma_start_read_locked_nested(vma, 0);
] |
| 98/2 | 2026/05/30 11:37 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 95826 output: 66 thoughts: 4215 Thoughts: **A Deep Dive into a Potential Kernel Deadlock** Alright, let's break this down. Initially, I was looking at how `vma_start_read_locked_nested` handles the `vma->vm_refcnt`. The logic seemed straightforward, incrementing the refcount and returning failure if it's already at a limit. However, the initial state of `vma->vm_refcnt` piqued my interest. It's zero when detached and >0 when attached, so in a normal scenario, the call to `vma_start_read_locked_nested` should succeed. Then we move on to `uffd_lock_vma` and the `mfill_get_vma`. Now, here's where it gets interesting. I'm seeing a possible refcount and lock leak. The function takes a `down_read` of `ctx->map_changing_lock`, and then checks if `mmap_changing` is true. If it is, the code jumps to `out_unlock`. `out_unlock` calls `mfill_put_vma(state)`, but `state->vma` is NULL! This means that `mfill_put_vma` does *nothing*. Consequently, the `vma->vm_refcnt` increment is leaked, and `down_read(&ctx->map_changing_lock)` is leaked. If `down_read` is leaked, the lockdep count for `map_changing_lock` is incremented. I noted that lockdep tracks locks for the *current* task. If the task returns to userspace, lockdep clears the lockdep state! That's why it's not showing up in the output. The lock is still held, but lockdep has forgotten about it. Later, a `munmap` call triggers, calling `vma_start_write`, which in turn calls `__vma_start_exclude_readers`, and waits for `vma->vm_refcnt` to drop via `rcuwait_wait_event`. Because that refcount is leaked, this blocks *forever*! `munmap` also holds `mmap_write_lock`, and since it's blocked, it SHOULD show up in lockdep... but it doesn't. Now, I was initially trying to work out WHY `munmap` was not showing up, but it all comes down to the task that holds the `mmap_write_lock` being killed, so `exit_mm` can not be run, meaning we are blocked in D state. But if `munmap` is blocked, and there's no task holding the lock according to lockdep, this suggests the deadlock is deeper. Let's assume the lock that has been leaked is `mmap_read_lock`. The readers increment, and a writer is waiting in the queue. Now, let's say a writer is also blocked in the queue. The writer would be waiting on the readers to drop, but because there's a leaked lock, the reader never drops. So the writer hangs waiting. This can happen with the lock, or even with a killed thread. Because the lock is always in use, the reader cannot proceed because the writer is waiting on the reader, and the reader is also waiting. Now, consider the root cause of the bug: `mfill_get_vma` is leaking the `vma->vm_refcnt` and `down_read(&ctx->map_changing_lock)`. The control flow in `mfill_get_vma` skips the `mfill_put_vma` call when an error happens. Therefore the functions are not paired correctly, and the refcount is never dropped. The `map_changing_lock` is also never freed in the error case. The lock will block until the refcount is dropped. This is a local DoS, easily reproducible with `userfaultfd`, and potentially accessible to unprivileged processes through user namespaces. It's not a privilege escalation or memory corruption bug, but it's a solid denial-of-service vulnerability. My current analysis indicates there are no exploitable race conditions here, and it does not appear to be directly linked to any of the trigger categories (VM, network, filesystem, etc). |
| 99/2 | 2026/05/30 11:38 | tool | set-results |
0mArgs:map[DenialOfService:true Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false] Results: map[DenialOfService:true Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false] |
| 100/2 | 2026/05/30 11:38 | llm | expert |
0mModel:gemini-3.1-pro-preview Tokens: input: 101086 output: 998 thoughts: 567 Thoughts: **My Analysis of the Userfaultfd Bug** Okay, the results are in, and now it's time to craft the final explanation of this nasty little bug and its implications. I've pinpointed the issue: it's nestled deep within `mfill_get_vma` in `mm/userfaultfd.c`. Here's the problem: when `mfill_get_vma` encounters a failure—say, `atomic_read(&ctx->mmap_changing)` is true or the VMA lacks `VM_UFFD_WP` when it should have `MFILL_ATOMIC_WP`—it jumps to `out_unlock` and calls `mfill_put_vma(state)`. Seems reasonable enough on the surface. However, the critical flaw lies in how the `state->vma` pointer is handled. It's *only* assigned at the very end of `mfill_get_vma`, right before `out:`. This means that on the error path, when `mfill_put_vma` is invoked, `state->vma` is still `NULL`. Now, `mfill_put_vma` correctly checks for `NULL` with `if (!state->vma) return;` and bails out, intending to do nothing. But the *intention* doesn't matter. It returns early without releasing any of the locks it holds, which is a disaster. This careless exit leaks two crucial locks. First, there's the per-VMA read lock (`vma->vm_refcnt`), which was acquired by `uffd_mfill_lock`. Second, there's the `ctx->map_changing_lock` read lock, acquired by `down_read`. These leaked locks cause a cascade of problems. Any subsequent operation attempting to acquire them for writing will block indefinitely. Take `munmap`, for example. It grabs `mmap_write_lock` and then calls `vma_start_write` (which waits for `vma->vm_refcnt` to drop to 0) and `userfaultfd_unmap_prep` (acquiring `down_write(&ctx->map_changing_lock)`). Since the read locks are still held, `munmap` gets stuck in an uninterruptible "D" state, holding onto `mmap_write_lock`. Anything else that needs to acquire `mmap_read_lock`—like a page fault or a `mmap` call—will also block forever, leading to a hung task. The impact? It's a local Denial of Service (DoS) vulnerability. The scary part is that an unprivileged user can trigger this. The `userfaultfd` feature can be used by unprivileged users if they set the `UFFD_USER_MODE_ONLY` flag, effectively bypassing the usual `CAP_SYS_PTRACE` and `vm.unprivileged_userfaultfd` checks. Thankfully, it doesn't seem to open the door to memory corruption or privilege escalation, but a DoS is bad enough. |
| 101/1 | 2026/05/30 11:38 | action | format-explanation |
0mResults:map[Explanation:Based on the analysis of the provided kernel bug report and source code, here is
the assessment of the vulnerability:
### Bug Explanation
The bug is a lock leak in the `userfaultfd` subsystem, specifically in the
`mfill_get_vma()` function in `mm/userfaultfd.c`.
When `mfill_get_vma()` is called (e.g., during a `UFFDIO_COPY` ioctl), it first
locks the destination VMA using `uffd_mfill_lock()` (which acquires the per-VMA
read lock and increments `vma->vm_refcnt`) and then acquires a read lock on
`ctx->map_changing_lock`.
After acquiring these locks, it performs several validation checks. If any of
these checks fail (for example, if `ctx->mmap_changing` is true, or if a
write-protect copy is requested on a VMA without `VM_UFFD_WP`), the code jumps
to the `out_unlock` label to clean up and return an error:
```c
out_unlock:
mfill_put_vma(state);
return err;
```
However, `mfill_put_vma(state)` relies on `state->vma` to know which locks to
release. The problem is that `state->vma` is only assigned at the very end of
`mfill_get_vma()` (at the `out:` label). In the error paths, `state->vma` is
still `NULL`.
When `mfill_put_vma()` sees that `state->vma` is `NULL`, it returns immediately
without doing anything:
```c
static void mfill_put_vma(struct mfill_state *state)
{
if (!state->vma)
return;
// ... releases locks ...
}
```
As a result, both the **per-VMA read lock** and the **`ctx->map_changing_lock`
read lock** are permanently leaked.
### Impact and Deadlock Scenario
If an attacker intentionally triggers this error path (e.g., by racing
`UFFDIO_COPY` with `munmap`, or simply by passing `UFFDIO_COPY_MODE_WP` on a VMA
not registered for write-protection), the locks are leaked.
Subsequently, if the process attempts to unmap or modify the VMA (e.g., via
`munmap()`), the kernel will:
1. Acquire the `mmap_write_lock` for the process.
2. Call `vma_start_write()`, which waits uninterruptibly for `vma->vm_refcnt` to
drop to 0.
3. Call `userfaultfd_unmap_prep()`, which waits uninterruptibly for
`down_write(&ctx->map_changing_lock)`.
Because the read locks were leaked, the `munmap` thread will block forever in
`D` state while holding the `mmap_write_lock`. Any other thread in the process
(or the kernel's OOM reaper) that subsequently tries to acquire `mmap_read_lock`
will also block forever. This perfectly matches the `syz.2.8` task blocked in
`mmap_read_lock` shown in the bug report.
### Security Dimensions
* **Exploitable:** **No**. This is a pure logic bug leading to unreleased locks.
It does not cause memory corruption, use-after-free, or out-of-bounds accesses,
and cannot be used for privilege escalation.
* **Denial Of Service:** **Yes**. An attacker can reliably freeze their own
process in an unkillable `D` state. Because the process cannot be killed (even
by `SIGKILL` or the OOM killer), its memory cannot be reclaimed, leading to a
resource leak. On systems with `kernel.hung_task_panic=1`, this will reliably
panic and reboot the entire system.
* **Accessible From Unprivileged Processes:** **Yes**. While full `userfaultfd`
access is often restricted to root or `CAP_SYS_PTRACE`, unprivileged users can
always create a userfaultfd by passing the `UFFD_USER_MODE_ONLY` flag. This flag
is sufficient to register a VMA and trigger the `UFFDIO_COPY` ioctl bug.
* **Accessible From User Namespaces:** **Yes**. For the same reasons as above.
* **VM Guest / Host / Network / Peripheral / Filesystem Trigger:** **No**. The
bug is strictly tied to the local `userfaultfd` syscall/ioctl interface.] |
| Total Calls | Total Tokens | Avg Tokens | Total Duration (Seconds) | Avg Duration (Seconds) |
|---|
| Total Calls | Total Duration (Seconds) | Avg Duration (Seconds) |
|---|