syzbot

ID	Workflow	Result	Correct	Bug	Created	Started	Finished	Revision	Error
ccf4cc7e-81d4-4b16-96cf-8b055d8f9cce	assessment-security	DenialOfService: ❌ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ✅ UserNamespace: ✅ VMGuestTrigger: ❌ VMHostTrigger: ❌	❓	KCSAN: data-race in dequeue_signal / ptrace_check_attach (12)	2026/05/13 05:50	2026/05/13 05:50	2026/05/13 05:52	a0949470b6a66f5eb685a5f70be7c66daf726d2b

Trajectory: (Expand/Collapse All)
Seq	Timestamp	Type	Name	Duration
0/0	2026/05/13 05:50	flow	assessment-security	2m Results: map[DenialOfService:false Explanation:Based on the analysis of the provided KCSAN (Kernel Concurrency Sanitizer) report and the kernel source code, here is the assessment of the bug: ### Root Cause Analysis The report highlights a data race on the `jobctl` field of `struct task_struct`. - The Writer: In `kernel/signal.c:656` within `dequeue_signal()`, the kernel updates the `jobctl` field by setting the `JOBCTL_STOP_DEQUEUED` bit (`current->jobctl \|= JOBCTL_STOP_DEQUEUED;`). This is done while holding the `siglock`. - The Reader: In `kernel/ptrace.c:189` within `ptrace_freeze_traced()`, the kernel locklessly reads the `jobctl` field to check if the `JOBCTL_LISTENING` bit is set (`if (task->jobctl & JOBCTL_LISTENING)`). ### Security Impact Not Exploitable / No Denial of Service: This is a classic benign data race. The reader and writer are operating on entirely different bits of the `jobctl` bitmask (`JOBCTL_STOP_DEQUEUED` is bit 16, while `JOBCTL_LISTENING` is bit 22). Because `jobctl` is an aligned `unsigned long`, the read and write operations are performed atomically at the hardware level on all supported architectures (like x86_64). Even though the C code lacks `READ_ONCE()` and `WRITE_ONCE()` annotations (which is why KCSAN correctly flagged it as a formal data race in the C memory model), the compiler will emit standard load and store instructions that will not result in a torn read or corrupted state in practice. Furthermore, the lockless check in `ptrace_freeze_traced()` is just an early exit optimization. If it reads an old or new value of the unrelated `JOBCTL_STOP_DEQUEUED` bit, it does not affect the logic. There is no risk of memory corruption, out-of-bounds access, or kernel crashes. In production builds, KCSAN is disabled, so this will not even cause a warning to be printed or the system to panic. ### Reachability Accessible From Unprivileged Processes / User Namespaces: The race can be easily triggered by any unprivileged user process. An attacker simply needs to use the `ptrace()` system call to attach to one of their own processes and send signals to it to trigger the concurrent execution of `dequeue_signal()` and `ptrace_check_attach()`. However, as established, triggering this race has no adverse effects. Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false]
1/1	2026/05/13 05:50	action	syz-repro-to-c-repro	0m Results: map[SimplifiedCRepro:]
2/1	2026/05/13 05:50	action	kernel-checkouter	0m Results: map[KernelSrc:/app/workdir/cache/src/316e237849c78635c7c5ae4b5398d0fa5c963d95]
3/1	2026/05/13 05:50	action	kernel-builder	0m Results: map[KernelObj:/app/workdir/cache/build/9803ea525762e60e30bcf42ac70c027c2cb50de5]
4/1	2026/05/13 05:50	action	codesearch-prepare	0m Results: map[Index:codesearch-index]
5/1	2026/05/13 05:50	agent	expert	1m Model: gemini-3.1-pro-preview Results: map[DenialOfService:false 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 greeping ".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). Don't make assumptions; verify them with source code access. 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 completly 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 tranfers, that's 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 exploitabability 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 Confidetial 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. 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: netlink: 16 bytes leftover after parsing attributes in process `syz.0.8753'. ================================================================== BUG: KCSAN: data-race in dequeue_signal / ptrace_check_attach read-write to 0xffff888101c48598 of 8 bytes by task 31808 on cpu 1: dequeue_signal+0x308/0x3a0 kernel/signal.c:656 get_signal+0x375/0xf20 kernel/signal.c:2917 arch_do_signal_or_restart+0x96/0x450 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline] exit_to_user_mode_loop+0x6a/0x6f0 kernel/entry/common.c:98 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:238 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline] do_syscall_64+0x232/0x3b0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffff888101c48598 of 8 bytes by task 31805 on cpu 0: ptrace_freeze_traced kernel/ptrace.c:189 [inline] ptrace_check_attach+0xa9/0x280 kernel/ptrace.c:256 __do_sys_ptrace kernel/ptrace.c:1410 [inline] __se_sys_ptrace+0xd3/0x2c0 kernel/ptrace.c:1388 __x64_sys_ptrace+0x55/0x70 kernel/ptrace.c:1388 x64_sys_call+0x287b/0x3020 arch/x86/include/generated/asm/syscalls_64.h:102 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x12c/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x0000000000000000 -> 0x0000000008010000 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 31805 Comm: syz.0.8753 Tainted: G W syzkaller #0 PREEMPT(full) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 ================================================================== team0: No ports can be present during mode change netlink: 4 bytes leftover after parsing attributes in process `syz.0.8753'. team0 (unregistering): Port device team_slave_0 removed team0 (unregistering): Port device team_slave_1 removed Reply: Based on the analysis of the provided KCSAN (Kernel Concurrency Sanitizer) report and the kernel source code, here is the assessment of the bug: ### Root Cause Analysis The report highlights a data race on the `jobctl` field of `struct task_struct`. - The Writer: In `kernel/signal.c:656` within `dequeue_signal()`, the kernel updates the `jobctl` field by setting the `JOBCTL_STOP_DEQUEUED` bit (`current->jobctl \|= JOBCTL_STOP_DEQUEUED;`). This is done while holding the `siglock`. - The Reader: In `kernel/ptrace.c:189` within `ptrace_freeze_traced()`, the kernel locklessly reads the `jobctl` field to check if the `JOBCTL_LISTENING` bit is set (`if (task->jobctl & JOBCTL_LISTENING)`). ### Security Impact Not Exploitable / No Denial of Service: This is a classic benign data race. The reader and writer are operating on entirely different bits of the `jobctl` bitmask (`JOBCTL_STOP_DEQUEUED` is bit 16, while `JOBCTL_LISTENING` is bit 22). Because `jobctl` is an aligned `unsigned long`, the read and write operations are performed atomically at the hardware level on all supported architectures (like x86_64). Even though the C code lacks `READ_ONCE()` and `WRITE_ONCE()` annotations (which is why KCSAN correctly flagged it as a formal data race in the C memory model), the compiler will emit standard load and store instructions that will not result in a torn read or corrupted state in practice. Furthermore, the lockless check in `ptrace_freeze_traced()` is just an early exit optimization. If it reads an old or new value of the unrelated `JOBCTL_STOP_DEQUEUED` bit, it does not affect the logic. There is no risk of memory corruption, out-of-bounds access, or kernel crashes. In production builds, KCSAN is disabled, so this will not even cause a warning to be printed or the system to panic. ### Reachability Accessible From Unprivileged Processes / User Namespaces: The race can be easily triggered by any unprivileged user process. An attacker simply needs to use the `ptrace()` system call to attach to one of their own processes and send signals to it to trigger the concurrent execution of `dequeue_signal()` and `ptrace_check_attach()`. However, as established, triggering this race has no adverse effects.
6/2	2026/05/13 05:50	llm	expert	0m Model: gemini-3.1-pro-preview Tokens: input: 5262 output: 78 thoughts: 107 Thoughts: Okay, here's my take on that KCSAN data-race report: Analyzing a Kernel Data-Race Report Alright, I've got a KCSAN report highlighting a data race. The key is in the functions `dequeue_signal` and `ptrace_check_attach`. The report points out a read-write conflict in `dequeue_signal` with a read in `ptrace_check_attach`. It's pretty clear where to start digging: I need to examine the source code for `dequeue_signal`, which I know lives in `kernel/signal.c:656`, and then look at `ptrace_check_attach`, located at lines `kernel/ptrace.c:189` and `256`. I'll need to understand what data is being accessed and how these functions interact to figure out the root cause and the impact this race has. Let's get to it.
7/2	2026/05/13 05:50	tool	grepper	0m Args: map[Expression:dequeue_signal] Results: map[Output:drivers/usb/gadget/function/f_mass_storage.c=2434=static void handle_exception(struct fsg_common common) -- drivers/usb/gadget/function/f_mass_storage.c-2447- for (;;) { drivers/usb/gadget/function/f_mass_storage.c:2448: int sig = kernel_dequeue_signal(); drivers/usb/gadget/function/f_mass_storage.c-2449- if (!sig) -- fs/jffs2/background.c=75=static int jffs2_garbage_collect_thread(void _c) -- fs/jffs2/background.c-127- fs/jffs2/background.c:128: signr = kernel_dequeue_signal(); fs/jffs2/background.c-129- -- fs/signalfd.c=154=static ssize_t signalfd_dequeue(struct signalfd_ctx ctx, kernel_siginfo_t info, -- fs/signalfd.c-161- spin_lock_irq(&current->sighand->siglock); fs/signalfd.c:162: ret = dequeue_signal(&ctx->sigmask, info, &type); fs/signalfd.c-163- switch (ret) { -- fs/signalfd.c-176- set_current_state(TASK_INTERRUPTIBLE); fs/signalfd.c:177: ret = dequeue_signal(&ctx->sigmask, info, &type); fs/signalfd.c-178- if (ret != 0) -- include/linux/sched/signal.h=285=extern void flush_signal_handlers(struct task_struct , int force_default); include/linux/sched/signal.h:286:extern int dequeue_signal(sigset_t mask, kernel_siginfo_t info, enum pid_type type); include/linux/sched/signal.h-287- include/linux/sched/signal.h:288:static inline int kernel_dequeue_signal(void) include/linux/sched/signal.h-289-{ -- include/linux/sched/signal.h-295- spin_lock_irq(&task->sighand->siglock); include/linux/sched/signal.h:296: ret = dequeue_signal(&task->blocked, &__info, &__type); include/linux/sched/signal.h-297- spin_unlock_irq(&task->sighand->siglock); -- kernel/signal.c=553=static void collect_signal(int sig, struct sigpending list, kernel_siginfo_t info, -- kernel/signal.c-602- kernel/signal.c:603:static int __dequeue_signal(struct sigpending pending, sigset_t mask, kernel/signal.c-604- kernel_siginfo_t info, struct sigqueue timer_sigq) -- kernel/signal.c-617- / kernel/signal.c:618:int dequeue_signal(sigset_t mask, kernel_siginfo_t info, enum pid_type type) kernel/signal.c-619-{ -- kernel/signal.c-628- timer_sigq = NULL; kernel/signal.c:629: signr = __dequeue_signal(&tsk->pending, mask, info, &timer_sigq); kernel/signal.c-630- if (!signr) { kernel/signal.c-631- type = PIDTYPE_TGID; kernel/signal.c:632: signr = __dequeue_signal(&tsk->signal->shared_pending, kernel/signal.c-633- mask, info, &timer_sigq); -- kernel/signal.c-665-} kernel/signal.c:666:EXPORT_SYMBOL_GPL(dequeue_signal); kernel/signal.c-667- -- kernel/signal.c=1974=void posixtimer_send_sigqueue(struct k_itimer tmr) -- kernel/signal.c-1992- Update @tmr::sigqueue_seq for posix timer signals with sighand kernel/signal.c:1993: * locked to prevent a race against dequeue_signal(). kernel/signal.c-1994- / -- kernel/signal.c=2733=static int ptrace_signal(int signr, kernel_siginfo_t info, enum pid_type type) -- kernel/signal.c-2741- * not cleared by SIGCONT while we were sleeping. See also the kernel/signal.c:2742: * comment in dequeue_signal(). kernel/signal.c-2743- / -- kernel/signal.c=2801=bool get_signal(struct ksignal ksig) -- kernel/signal.c-2916- if (!signr) kernel/signal.c:2917: signr = dequeue_signal(&current->blocked, &ksig->info, &type); kernel/signal.c-2918- -- kernel/signal.c=3746=static int do_sigtimedwait(const sigset_t which, kernel_siginfo_t info, -- kernel/signal.c-3768- spin_lock_irq(&tsk->sighand->siglock); kernel/signal.c:3769: sig = dequeue_signal(&mask, info, &type); kernel/signal.c-3770- if (!sig && timeout) { -- kernel/signal.c-3787- sigemptyset(&tsk->real_blocked); kernel/signal.c:3788: sig = dequeue_signal(&mask, info, &type); kernel/signal.c-3789- } -- kernel/time/itimer.c=141=COMPAT_SYSCALL_DEFINE2(getitimer, int, which, -- kernel/time/itimer.c-153-/* kernel/time/itimer.c:154: * Invoked from dequeue_signal() when SIG_ALRM is delivered. kernel/time/itimer.c-155- * ]
8/2	2026/05/13 05:50	tool	grepper	0m Args: map[Expression:ptrace_check_attach] Results: map[Output:kernel/ptrace.c=84=static void ptrace_link(struct task_struct child, struct task_struct new_parent) -- kernel/ptrace.c-98- * exiting. For PTRACE_DETACH, unless the ptracee has been killed between kernel/ptrace.c:99: * ptrace_check_attach() and here, it's guaranteed to be in TASK_TRACED. kernel/ptrace.c-100- * If the ptracer is exiting, the ptracee can be in any state. -- kernel/ptrace.c=203=static void ptrace_unfreeze_traced(struct task_struct task) -- kernel/ptrace.c-222-/* kernel/ptrace.c:223: * ptrace_check_attach - check whether ptracee is ready for ptrace operation kernel/ptrace.c-224- * @child: ptracee to check for -- kernel/ptrace.c-238- / kernel/ptrace.c:239:static int ptrace_check_attach(struct task_struct child, bool ignore_state) kernel/ptrace.c-240-{ -- kernel/ptrace.c=969=ptrace_get_syscall_info_op(struct task_struct child) -- kernel/ptrace.c-973- child->last_siginfo because ptrace_freeze_traced() kernel/ptrace.c:974: * called earlier by ptrace_check_attach() ensures that kernel/ptrace.c-975- * the tracee cannot go away and clear its last_siginfo. -- kernel/ptrace.c=1388=SYSCALL_DEFINE4(ptrace, long, request, long, pid, unsigned long, addr, -- kernel/ptrace.c-1409- kernel/ptrace.c:1410: ret = ptrace_check_attach(child, request == PTRACE_KILL \|\| kernel/ptrace.c-1411- request == PTRACE_INTERRUPT); -- kernel/ptrace.c=1527=COMPAT_SYSCALL_DEFINE4(ptrace, compat_long_t, request, compat_long_t, pid, -- kernel/ptrace.c-1548- kernel/ptrace.c:1549: ret = ptrace_check_attach(child, request == PTRACE_KILL \|\| kernel/ptrace.c-1550- request == PTRACE_INTERRUPT); ]
9/2	2026/05/13 05:50	tool	read-file	0m Args: map[File:kernel/signal.c] Results: map[Contents:// SPDX-License-Identifier: GPL-2.0-only /* * linux/kernel/signal.c * * Copyright (C) 1991, 1992 Linus Torvalds * * 1997-11-02 Modified for POSIX.1b signals by Richard Henderson * * 2003-06-02 Jim Houston - Concurrent Computer Corp. * Changes to use preallocated sigqueue structures * to allow signals to be sent reliably. / #include <linux/slab.h> #include <linux/export.h> #include <linux/init.h> #include <linux/sched/mm.h> #include <linux/sched/user.h> #include <linux/sched/debug.h> #include <linux/sched/task.h> #include <linux/sched/task_stack.h> #include <linux/sched/cputime.h> #include <linux/file.h> #include <linux/fs.h> #include <linux/mm.h> #include <linux/proc_fs.h> #include <linux/tty.h> #include <linux/binfmts.h> #include <linux/coredump.h> #include <linux/security.h> #include <linux/syscalls.h> #include <linux/ptrace.h> #include <linux/signal.h> #include <linux/signalfd.h> #include <linux/ratelimit.h> #include <linux/task_work.h> #include <linux/capability.h> #include <linux/freezer.h> #include <linux/pid_namespace.h> #include <linux/nsproxy.h> #include <linux/user_namespace.h> #include <linux/uprobes.h> #include <linux/compat.h> #include <linux/cn_proc.h> #include <linux/compiler.h> #include <linux/posix-timers.h> #include <linux/cgroup.h> #include <linux/audit.h> #include <linux/sysctl.h> #include <uapi/linux/pidfd.h> #define CREATE_TRACE_POINTS #include <trace/events/signal.h> #include <asm/param.h> #include <linux/uaccess.h> #include <asm/unistd.h> #include <asm/siginfo.h> #include <asm/cacheflush.h> #include <asm/syscall.h> / for syscall_get_* / #include "time/posix-timers.h" / * SLAB caches for signal bits. / static struct kmem_cache sigqueue_cachep; int print_fatal_signals __read_mostly; static void __user sig_handler(struct task_struct t, int sig) { return t->sighand->action[sig - 1].sa.sa_handler; } static inline bool sig_handler_ignored(void __user handler, int sig) { / Is it explicitly or implicitly ignored? / return handler == SIG_IGN \|\| (handler == SIG_DFL && sig_kernel_ignore(sig)); } static bool sig_task_ignored(struct task_struct t, int sig, bool force) { void __user handler; handler = sig_handler(t, sig); / SIGKILL and SIGSTOP may not be sent to the global init / if (unlikely(is_global_init(t) && sig_kernel_only(sig))) return true; if (unlikely(t->signal->flags & SIGNAL_UNKILLABLE) && handler == SIG_DFL && !(force && sig_kernel_only(sig))) return true; / Only allow kernel generated signals to this kthread / if (unlikely((t->flags & PF_KTHREAD) && (handler == SIG_KTHREAD_KERNEL) && !force)) return true; return sig_handler_ignored(handler, sig); } static bool sig_ignored(struct task_struct t, int sig, bool force) { /* * Blocked signals are never ignored, since the * signal handler may change by the time it is * unblocked. / if (sigismember(&t->blocked, sig) \|\| sigismember(&t->real_blocked, sig)) return false; / * Tracers may want to know about even ignored signal unless it * is SIGKILL which can't be reported anyway but can be ignored * by SIGNAL_UNKILLABLE task. / if (t->ptrace && sig != SIGKILL) return false; return sig_task_ignored(t, sig, force); } / * Re-calculate pending state from the set of locally pending * signals, globally pending signals, and blocked signals. / static inline bool has_pending_signals(sigset_t signal, sigset_t blocked) { unsigned long ready; long i; switch (_NSIG_WORDS) { default: for (i = _NSIG_WORDS, ready = 0; --i >= 0 ;) ready \|= signal->sig[i] &~ blocked->sig[i]; break; case 4: ready = signal->sig[3] &~ blocked->sig[3]; ready \|= signal->sig[2] &~ blocked->sig[2]; ready \|= signal->sig[1] &~ blocked->sig[1]; ready \|= signal->sig[0] &~ blocked->sig[0]; break; case 2: ready = signal->sig[1] &~ blocked->sig[1]; ready \|= signal->sig[0] &~ blocked->sig[0]; break; case 1: ready = signal->sig[0] &~ blocked->sig[0]; } return ready != 0; } #define PENDING(p,b) has_pending_signals(&(p)->signal, (b)) static bool recalc_sigpending_tsk(struct task_struct t) { if ((t->jobctl & (JOBCTL_PENDING_MASK \| JOBCTL_TRAP_FREEZE)) \|\| PENDING(&t->pending, &t->blocked) \|\| PENDING(&t->signal->shared_pending, &t->blocked) \|\| cgroup_task_frozen(t)) { set_tsk_thread_flag(t, TIF_SIGPENDING); return true; } /* * We must never clear the flag in another thread, or in current * when it's possible the current syscall is returning -ERESTART. So we don't clear it here, and only callers who know they should do. / return false; } void recalc_sigpending(void) { if (!recalc_sigpending_tsk(current) && !freezing(current)) { if (unlikely(test_thread_flag(TIF_SIGPENDING))) clear_thread_flag(TIF_SIGPENDING); } } EXPORT_SYMBOL(recalc_sigpending); void calculate_sigpending(void) { / Have any signals or users of TIF_SIGPENDING been delayed * until after fork? / spin_lock_irq(&current->sighand->siglock); set_tsk_thread_flag(current, TIF_SIGPENDING); recalc_sigpending(); spin_unlock_irq(&current->sighand->siglock); } / Given the mask, find the first available signal that should be serviced. / #define SYNCHRONOUS_MASK \ (sigmask(SIGSEGV) \| sigmask(SIGBUS) \| sigmask(SIGILL) \| \ sigmask(SIGTRAP) \| sigmask(SIGFPE) \| sigmask(SIGSYS)) int next_signal(struct sigpending pending, sigset_t mask) { unsigned long i, s, m, x; int sig = 0; s = pending->signal.sig; m = mask->sig; / * Handle the first word specially: it contains the * synchronous signals that need to be dequeued first. / x = s &~ m; if (x) { if (x & SYNCHRONOUS_MASK) x &= SYNCHRONOUS_MASK; sig = ffz(~x) + 1; return sig; } switch (_NSIG_WORDS) { default: for (i = 1; i < _NSIG_WORDS; ++i) { x = ++s &~ ++m; if (!x) continue; sig = ffz(~x) + i_NSIG_BPW + 1; break; } break; case 2: x = s[1] &~ m[1]; if (!x) break; sig = ffz(~x) + _NSIG_BPW + 1; break; case 1: /* Nothing to do / break; } return sig; } static inline void print_dropped_signal(int sig) { static DEFINE_RATELIMIT_STATE(ratelimit_state, 5 HZ, 10); if (!print_fatal_signals) return; if (!__ratelimit(&ratelimit_state)) return; pr_info("%s/%d: reached RLIMIT_SIGPENDING, dropped signal %d\n", current->comm, current->pid, sig); } /** * task_set_jobctl_pending - set jobctl pending bits * @task: target task * @mask: pending bits to set * * Clear @mask from @task->jobctl. @mask must be subset of * %JOBCTL_PENDING_MASK \| %JOBCTL_STOP_CONSUME \| %JOBCTL_STOP_SIGMASK \| * %JOBCTL_TRAPPING. If stop signo is being set, the existing signo is * cleared. If @task is already being killed or exiting, this function * becomes noop. * * CONTEXT: * Must be called with @task->sighand->siglock held. * * RETURNS: * %true if @mask is set, %false if made noop because @task was dying. / bool task_set_jobctl_pending(struct task_struct task, unsigned long mask) { BUG_ON(mask & ~(JOBCTL_PENDING_MASK \| JOBCTL_STOP_CONSUME \| JOBCTL_STOP_SIGMASK \| JOBCTL_TRAPPING)); BUG_ON((mask & JOBCTL_TRAPPING) && !(mask & JOBCTL_PENDING_MASK)); if (unlikely(fatal_signal_pending(task) \|\| (task->flags & PF_EXITING))) return false; if (mask & JOBCTL_STOP_SIGMASK) task->jobctl &= ~JOBCTL_STOP_SIGMASK; task->jobctl \|= mask; return true; } /** * task_clear_jobctl_trapping - clear jobctl trapping bit * @task: target task * * If JOBCTL_TRAPPING is set, a ptracer is waiting for us to enter TRACED. * Clear it and wake up the ptracer. Note that we don't need any further * locking. @task->siglock guarantees that @task->parent points to the * ptracer. * * CONTEXT: * Must be called with @task->sighand->siglock held. / void task_clear_jobctl_trapping(struct task_struct task) { if (unlikely(task->jobctl & JOBCTL_TRAPPING)) { task->jobctl &= ~JOBCTL_TRAPPING; smp_mb(); /* advised by wake_up_bit() / wake_up_bit(&task->jobctl, JOBCTL_TRAPPING_BIT); } } /* * task_clear_jobctl_pending - clear jobctl pending bits * @task: target task * @mask: pending bits to clear * * Clear @mask from @task->jobctl. @mask must be subset of * %JOBCTL_PENDING_MASK. If %JOBCTL_STOP_PENDING is being cleared, other * STOP bits are cleared together. * * If clearing of @mask leaves no stop or trap pending, this function calls * task_clear_jobctl_trapping(). * * CONTEXT: * Must be called with @task->sighand->siglock held. / void task_clear_jobctl_pending(struct task_struct task, unsigned long mask) { BUG_ON(mask & ~JOBCTL_PENDING_MASK); if (mask & JOBCTL_STOP_PENDING) mask \|= JOBCTL_STOP_CONSUME \| JOBCTL_STOP_DEQUEUED; task->jobctl &= ~mask; if (!(task->jobctl & JOBCTL_PENDING_MASK)) task_clear_jobctl_trapping(task); } /** * task_participate_group_stop - participate in a group stop * @task: task participating in a group stop * * @task has %JOBCTL_STOP_PENDING set and is participating in a group stop. * Group stop states are cleared and the group stop count is consumed if * %JOBCTL_STOP_CONSUME was set. If the consumption completes the group * stop, the appropriate `SIGNAL_` flags are set. * CONTEXT: * Must be called with @task->sighand->siglock held. * * RETURNS: * %true if group stop completion should be notified to the parent, %false * otherwise. / static bool task_participate_group_stop(struct task_struct task) { struct signal_struct sig = task->signal; bool consume = task->jobctl & JOBCTL_STOP_CONSUME; WARN_ON_ONCE(!(task->jobctl & JOBCTL_STOP_PENDING)); task_clear_jobctl_pending(task, JOBCTL_STOP_PENDING); if (!consume) return false; if (!WARN_ON_ONCE(sig->group_stop_count == 0)) sig->group_stop_count--; / * Tell the caller to notify completion iff we are entering into a * fresh group stop. Read comment in do_signal_stop() for details. / if (!sig->group_stop_count && !(sig->flags & SIGNAL_STOP_STOPPED)) { signal_set_stop_flags(sig, SIGNAL_STOP_STOPPED); return true; } return false; } void task_join_group_stop(struct task_struct task) { unsigned long mask = current->jobctl & JOBCTL_STOP_SIGMASK; struct signal_struct sig = current->signal; if (sig->group_stop_count) { sig->group_stop_count++; mask \|= JOBCTL_STOP_CONSUME; } else if (!(sig->flags & SIGNAL_STOP_STOPPED)) return; / Have the new thread join an on-going signal group stop / task_set_jobctl_pending(task, mask \| JOBCTL_STOP_PENDING); } static struct ucounts sig_get_ucounts(struct task_struct t, int sig, int override_rlimit) { struct ucounts ucounts; long sigpending; /* * Protect access to @t credentials. This can go away when all * callers hold rcu read lock. * * NOTE! A pending signal will hold on to the user refcount, * and we get/put the refcount only when the sigpending count * changes from/to zero. / rcu_read_lock(); ucounts = task_ucounts(t); sigpending = inc_rlimit_get_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING, override_rlimit); rcu_read_unlock(); if (!sigpending) return NULL; if (unlikely(!override_rlimit && sigpending > task_rlimit(t, RLIMIT_SIGPENDING))) { dec_rlimit_put_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING); print_dropped_signal(sig); return NULL; } return ucounts; } static void __sigqueue_init(struct sigqueue q, struct ucounts ucounts, const unsigned int sigqueue_flags) { INIT_LIST_HEAD(&q->list); q->flags = sigqueue_flags; q->ucounts = ucounts; } / * allocate a new signal queue record * - this may be called without locks if and only if t == current, otherwise an * appropriate lock must be held to stop the target task from exiting / static struct sigqueue sigqueue_alloc(int sig, struct task_struct t, gfp_t gfp_flags, int override_rlimit) { struct ucounts ucounts = sig_get_ucounts(t, sig, override_rlimit); struct sigqueue q; if (!ucounts) return NULL; q = kmem_cache_alloc(sigqueue_cachep, gfp_flags); if (!q) { dec_rlimit_put_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING); return NULL; } __sigqueue_init(q, ucounts, 0); return q; } static void __sigqueue_free(struct sigqueue q) { if (q->flags & SIGQUEUE_PREALLOC) { posixtimer_sigqueue_putref(q); return; } if (q->ucounts) { dec_rlimit_put_ucounts(q->ucounts, UCOUNT_RLIMIT_SIGPENDING); q->ucounts = NULL; } kmem_cache_free(sigqueue_cachep, q); } void flush_sigqueue(struct sigpending queue) { struct sigqueue q; sigemptyset(&queue->signal); while (!list_empty(&queue->list)) { q = list_entry(queue->list.next, struct sigqueue , list); list_del_init(&q->list); __sigqueue_free(q); } } /* * Flush all pending signals for this kthread. / void flush_signals(struct task_struct t) { unsigned long flags; spin_lock_irqsave(&t->sighand->siglock, flags); clear_tsk_thread_flag(t, TIF_SIGPENDING); flush_sigqueue(&t->pending); flush_sigqueue(&t->signal->shared_pending); spin_unlock_irqrestore(&t->sighand->siglock, flags); } EXPORT_SYMBOL(flush_signals); void ignore_signals(struct task_struct t) { int i; for (i = 0; i < _NSIG; ++i) t->sighand->action[i].sa.sa_handler = SIG_IGN; flush_signals(t); } / * Flush all handlers for a task. / void flush_signal_handlers(struct task_struct t, int force_default) { int i; struct k_sigaction ka = &t->sighand->action[0]; for (i = _NSIG ; i != 0 ; i--) { if (force_default \|\| ka->sa.sa_handler != SIG_IGN) ka->sa.sa_handler = SIG_DFL; ka->sa.sa_flags = 0; #ifdef __ARCH_HAS_SA_RESTORER ka->sa.sa_restorer = NULL; #endif sigemptyset(&ka->sa.sa_mask); ka++; } } bool unhandled_signal(struct task_struct tsk, int sig) { void __user handler = tsk->sighand->action[sig-1].sa.sa_handler; if (is_global_init(tsk)) return true; if (handler != SIG_IGN && handler != SIG_DFL) return false; / If dying, we handle all new signals by ignoring them / if (fatal_signal_pending(tsk)) return false; / if ptraced, let the tracer determine / return !tsk->ptrace; } static void collect_signal(int sig, struct sigpending list, kernel_siginfo_t info, struct sigqueue timer_sigq) { struct sigqueue q, first = NULL; / * Collect the siginfo appropriate to this signal. Check if * there is another siginfo for the same signal. / list_for_each_entry(q, &list->list, list) { if (q->info.si_signo == sig) { if (first) goto still_pending; first = q; } } sigdelset(&list->signal, sig); if (first) { still_pending: list_del_init(&first->list); copy_siginfo(info, &first->info); / * posix-timer signals are preallocated and freed when the last * reference count is dropped in posixtimer_deliver_signal() or * immediately on timer deletion when the signal is not pending. * Spare the extra round through __sigqueue_free() which is * ignoring preallocated signals. / if (unlikely((first->flags & SIGQUEUE_PREALLOC) && (info->si_code == SI_TIMER))) timer_sigq = first; else __sigqueue_free(first); } else { /* * Ok, it wasn't in the queue. This must be * a fast-pathed signal or we must have been * out of queue space. So zero out the info. / clear_siginfo(info); info->si_signo = sig; info->si_errno = 0; info->si_code = SI_USER; info->si_pid = 0; info->si_uid = 0; } } static int __dequeue_signal(struct sigpending pending, sigset_t mask, kernel_siginfo_t info, struct sigqueue *timer_sigq) { int sig = next_signal(pending, mask); if (sig) collect_signal(sig, pending, info, timer_sigq); return sig; } / * Try to dequeue a signal. If a deliverable signal is found fill in the * caller provided siginfo and return the signal number. Otherwise return * 0. / int dequeue_signal(sigset_t mask, kernel_siginfo_t info, enum pid_type type) { struct task_struct tsk = current; struct sigqueue timer_sigq; int signr; lockdep_assert_held(&tsk->sighand->siglock); again: type = PIDTYPE_PID; timer_sigq = NULL; signr = __dequeue_signal(&tsk->pending, mask, info, &timer_sigq); if (!signr) { type = PIDTYPE_TGID; signr = __dequeue_signal(&tsk->signal->shared_pending, mask, info, &timer_sigq); if (unlikely(signr == SIGALRM)) posixtimer_rearm_itimer(tsk); } recalc_sigpending(); if (!signr) return 0; if (unlikely(sig_kernel_stop(signr))) { /* * Set a marker that we have dequeued a stop signal. Our * caller might release the siglock and then the pending * stop signal it is about to process is no longer in the * pending bitmasks, but must still be cleared by a SIGCONT * (and overruled by a SIGKILL). So those cases clear this * shared flag after we've set it. Note that this flag may * remain set after the signal we return is ignored or * handled. That doesn't matter because its only purpose * is to alert stop-signal processing code when another * processor has come along and cleared the flag. / current->jobctl \|= JOBCTL_STOP_DEQUEUED; } if (IS_ENABLED(CONFIG_POSIX_TIMERS) && unlikely(timer_sigq)) { if (!posixtimer_deliver_signal(info, timer_sigq)) goto again; } return signr; } EXPORT_SYMBOL_GPL(dequeue_signal); static int dequeue_synchronous_signal(kernel_siginfo_t info) { struct task_struct tsk = current; struct sigpending pending = &tsk->pending; struct sigqueue q, sync = NULL; /* * Might a synchronous signal be in the queue? / if (!((pending->signal.sig[0] & ~tsk->blocked.sig[0]) & SYNCHRONOUS_MASK)) return 0; / * Return the first synchronous signal in the queue. / list_for_each_entry(q, &pending->list, list) { / Synchronous signals have a positive si_code / if ((q->info.si_code > SI_USER) && (sigmask(q->info.si_signo) & SYNCHRONOUS_MASK)) { sync = q; goto next; } } return 0; next: / * Check if there is another siginfo for the same signal. / list_for_each_entry_continue(q, &pending->list, list) { if (q->info.si_signo == sync->info.si_signo) goto still_pending; } sigdelset(&pending->signal, sync->info.si_signo); recalc_sigpending(); still_pending: list_del_init(&sync->list); copy_siginfo(info, &sync->info); __sigqueue_free(sync); return info->si_signo; } / * Tell a process that it has a new active signal.. * * NOTE! we rely on the previous spin_lock to * lock interrupts for us! We can only be called with * "siglock" held, and the local interrupt must * have been disabled when that got acquired! * * No need to set need_resched since signal event passing * goes through ->blocked / void signal_wake_up_state(struct task_struct t, unsigned int state) { lockdep_assert_held(&t->sighand->siglock); set_tsk_thread_flag(t, TIF_SIGPENDING); /* * TASK_WAKEKILL also means wake it up in the stopped/traced/killable * case. We don't check t->state here because there is a race with it * executing another processor and just now entering stopped state. * By using wake_up_state, we ensure the process will wake up and * handle its death signal. / if (!wake_up_state(t, state \| TASK_INTERRUPTIBLE)) kick_process(t); } static inline void posixtimer_sig_ignore(struct task_struct tsk, struct sigqueue q); static void sigqueue_free_ignored(struct task_struct tsk, struct sigqueue q) { if (likely(!(q->flags & SIGQUEUE_PREALLOC) \|\| q->info.si_code != SI_TIMER)) __sigqueue_free(q); else posixtimer_sig_ignore(tsk, q); } / Remove signals in mask from the pending set and queue. / static void flush_sigqueue_mask(struct task_struct p, sigset_t mask, struct sigpending s) { struct sigqueue q, n; sigset_t m; lockdep_assert_held(&p->sighand->siglock); sigandsets(&m, mask, &s->signal); if (sigisemptyset(&m)) return; sigandnsets(&s->signal, &s->signal, mask); list_for_each_entry_safe(q, n, &s->list, list) { if (sigismember(mask, q->info.si_signo)) { list_del_init(&q->list); sigqueue_free_ignored(p, q); } } } static inline int is_si_special(const struct kernel_siginfo info) { return info <= SEND_SIG_PRIV; } static inline bool si_fromuser(const struct kernel_siginfo info) { return info == SEND_SIG_NOINFO \|\| (!is_si_special(info) && SI_FROMUSER(info)); } /* * called with RCU read lock from check_kill_permission() / static bool kill_ok_by_cred(struct task_struct t) { const struct cred cred = current_cred(); const struct cred tcred = __task_cred(t); return uid_eq(cred->euid, tcred->suid) \|\| uid_eq(cred->euid, tcred->uid) \|\| uid_eq(cred->uid, tcred->suid) \|\| uid_eq(cred->uid, tcred->uid) \|\| ns_capable(tcred->user_ns, CAP_KILL); } /* * Bad permissions for sending the signal * - the caller must hold the RCU read lock / static int check_kill_permission(int sig, struct kernel_siginfo info, struct task_struct t) { struct pid sid; int error; if (!valid_signal(sig)) return -EINVAL; if (!si_fromuser(info)) return 0; error = audit_signal_info(sig, t); /* Let audit system see the signal / if (error) return error; if (!same_thread_group(current, t) && !kill_ok_by_cred(t)) { switch (sig) { case SIGCONT: sid = task_session(t); / * We don't return the error if sid == NULL. The * task was unhashed, the caller must notice this. / if (!sid \|\| sid == task_session(current)) break; fallthrough; default: return -EPERM; } } return security_task_kill(t, info, sig, NULL); } /* * ptrace_trap_notify - schedule trap to notify ptracer * @t: tracee wanting to notify tracer * * This function schedules sticky ptrace trap which is cleared on the next * TRAP_STOP to notify ptracer of an event. @t must have been seized by * ptracer. * * If @t is running, STOP trap will be taken. If trapped for STOP and * ptracer is listening for events, tracee is woken up so that it can * re-trap for the new event. If trapped otherwise, STOP trap will be * eventually taken without returning to userland after the existing traps * are finished by PTRACE_CONT. * * CONTEXT: * Must be called with @task->sighand->siglock held. / static void ptrace_trap_notify(struct task_struct t) { WARN_ON_ONCE(!(t->ptrace & PT_SEIZED)); lockdep_assert_held(&t->sighand->siglock); task_set_jobctl_pending(t, JOBCTL_TRAP_NOTIFY); ptrace_signal_wake_up(t, t->jobctl & JOBCTL_LISTENING); } /* * Handle magic process-wide effects of stop/continue signals. Unlike * the signal actions, these happen immediately at signal-generation * time regardless of blocking, ignoring, or handling. This does the * actual continuing for SIGCONT, but not the actual stopping for stop * signals. The process stop is done as a signal action for SIG_DFL. * * Returns true if the signal should be actually delivered, otherwise * it should be dropped. / static bool prepare_signal(int sig, struct task_struct p, bool force) { struct signal_struct signal = p->signal; struct task_struct t; sigset_t flush; if (signal->flags & SIGNAL_GROUP_EXIT) { if (signal->core_state) return sig == SIGKILL; /* * The process is in the middle of dying, drop the signal. / return false; } else if (sig_kernel_stop(sig)) { / * This is a stop signal. Remove SIGCONT from all queues. / siginitset(&flush, sigmask(SIGCONT)); flush_sigqueue_mask(p, &flush, &signal->shared_pending); for_each_thread(p, t) flush_sigqueue_mask(p, &flush, &t->pending); } else if (sig == SIGCONT) { unsigned int why; / * Remove all stop signals from all queues, wake all threads. / siginitset(&flush, SIG_KERNEL_STOP_MASK); flush_sigqueue_mask(p, &flush, &signal->shared_pending); for_each_thread(p, t) { flush_sigqueue_mask(p, &flush, &t->pending); task_clear_jobctl_pending(t, JOBCTL_STOP_PENDING); if (likely(!(t->ptrace & PT_SEIZED))) { t->jobctl &= ~JOBCTL_STOPPED; wake_up_state(t, __TASK_STOPPED); } else ptrace_trap_notify(t); } / * Notify the parent with CLD_CONTINUED if we were stopped. * * If we were in the middle of a group stop, we pretend it * was already finished, and then continued. Since SIGCHLD * doesn't queue we report only CLD_STOPPED, as if the next * CLD_CONTINUED was dropped. / why = 0; if (signal->flags & SIGNAL_STOP_STOPPED) why \|= SIGNAL_CLD_CONTINUED; else if (signal->group_stop_count) why \|= SIGNAL_CLD_STOPPED; if (why) { / * The first thread which returns from do_signal_stop() * will take ->siglock, notice SIGNAL_CLD_MASK, and * notify its parent. See get_signal(). / signal_set_stop_flags(signal, why \| SIGNAL_STOP_CONTINUED); signal->group_stop_count = 0; signal->group_exit_code = 0; } } return !sig_ignored(p, sig, force); } / * Test if P wants to take SIG. After we've checked all threads with this, * it's equivalent to finding no threads not blocking SIG. Any threads not * blocking SIG were ruled out because they are not running and already * have pending signals. Such threads will dequeue from the shared queue * as soon as they're available, so putting the signal on the shared queue * will be equivalent to sending it to one such thread. / static inline bool wants_signal(int sig, struct task_struct p) { if (sigismember(&p->blocked, sig)) return false; if (p->flags & PF_EXITING) return false; if (sig == SIGKILL) return true; if (task_is_stopped_or_traced(p)) return false; return task_curr(p) \|\| !task_sigpending(p); } static void complete_signal(int sig, struct task_struct p, enum pid_type type) { struct signal_struct signal = p->signal; struct task_struct t; / * Now find a thread we can wake up to take the signal off the queue. * * Try the suggested task first (may or may not be the main thread). / if (wants_signal(sig, p)) t = p; else if ((type == PIDTYPE_PID) \|\| thread_group_empty(p)) / * There is just one thread and it does not need to be woken. * It will dequeue unblocked signals before it runs again. / return; else { / * Otherwise try to find a suitable thread. / t = signal->curr_target; while (!wants_signal(sig, t)) { t = next_thread(t); if (t == signal->curr_target) / * No thread needs to be woken. * Any eligible threads will see * the signal in the queue soon. / return; } signal->curr_target = t; } / * Found a killable thread. If the signal will be fatal, * then start taking the whole group down immediately. / if (sig_fatal(p, sig) && !sigismember(&t->real_blocked, sig) && (sig == SIGKILL \|\| !p->ptrace)) { / * This signal will be fatal to the whole group. / if (!sig_kernel_coredump(sig)) { / * Start a group exit and wake everybody up. * This way we don't have other threads * running and doing things after a slower * thread has the fatal signal pending. / signal->flags = SIGNAL_GROUP_EXIT; signal->group_exit_code = sig; signal->group_stop_count = 0; __for_each_thread(signal, t) { task_clear_jobctl_pending(t, JOBCTL_PENDING_MASK); sigaddset(&t->pending.signal, SIGKILL); signal_wake_up(t, 1); } return; } } / * The signal is already in the shared-pending queue. * Tell the chosen thread to wake up and dequeue it. / signal_wake_up(t, sig == SIGKILL); return; } static inline bool legacy_queue(struct sigpending signals, int sig) { return (sig < SIGRTMIN) && sigismember(&signals->signal, sig); } static int __send_signal_locked(int sig, struct kernel_siginfo info, struct task_struct t, enum pid_type type, bool force) { struct sigpending pending; struct sigqueue q; int override_rlimit; int ret = 0, result; lockdep_assert_held(&t->sighand->siglock); result = TRACE_SIGNAL_IGNORED; if (!prepare_signal(sig, t, force)) goto ret; pending = (type != PIDTYPE_PID) ? &t->signal->shared_pending : &t->pending; /* * Short-circuit ignored signals and support queuing * exactly one non-rt signal, so that we can get more * detailed information about the cause of the signal. / result = TRACE_SIGNAL_ALREADY_PENDING; if (legacy_queue(pending, sig)) goto ret; result = TRACE_SIGNAL_DELIVERED; / * Skip useless siginfo allocation for SIGKILL and kernel threads. / if ((sig == SIGKILL) \|\| (t->flags & PF_KTHREAD)) goto out_set; / * Real-time signals must be queued if sent by sigqueue, or * some other real-time mechanism. It is implementation * defined whether kill() does so. We attempt to do so, on * the principle of least surprise, but since kill is not * allowed to fail with EAGAIN when low on memory we just * make sure at least one signal gets delivered and don't * pass on the info struct. / if (sig < SIGRTMIN) override_rlimit = (is_si_special(info) \|\| info->si_code >= 0); else override_rlimit = 0; q = sigqueue_alloc(sig, t, GFP_ATOMIC, override_rlimit); if (q) { list_add_tail(&q->list, &pending->list); switch ((unsigned long) info) { case (unsigned long) SEND_SIG_NOINFO: clear_siginfo(&q->info); q->info.si_signo = sig; q->info.si_errno = 0; q->info.si_code = SI_USER; q->info.si_pid = task_tgid_nr_ns(current, task_active_pid_ns(t)); rcu_read_lock(); q->info.si_uid = from_kuid_munged(task_cred_xxx(t, user_ns), current_uid()); rcu_read_unlock(); break; case (unsigned long) SEND_SIG_PRIV: clear_siginfo(&q->info); q->info.si_signo = sig; q->info.si_errno = 0; q->info.si_code = SI_KERNEL; q->info.si_pid = 0; q->info.si_uid = 0; break; default: copy_siginfo(&q->info, info); break; } } else if (!is_si_special(info) && sig >= SIGRTMIN && info->si_code != SI_USER) { / * Queue overflow, abort. We may abort if the * signal was rt and sent by user using something * other than kill(). / result = TRACE_SIGNAL_OVERFLOW_FAIL; ret = -EAGAIN; goto ret; } else { / * This is a silent loss of information. We still * send the signal, but the info bits are lost. / result = TRACE_SIGNAL_LOSE_INFO; } out_set: signalfd_notify(t, sig); sigaddset(&pending->signal, sig); /* Let multiprocess signals appear after on-going forks / if (type > PIDTYPE_TGID) { struct multiprocess_signals delayed; hlist_for_each_entry(delayed, &t->signal->multiprocess, node) { sigset_t signal = &delayed->signal; / Can't queue both a stop and a continue signal / if (sig == SIGCONT) sigdelsetmask(signal, SIG_KERNEL_STOP_MASK); else if (sig_kernel_stop(sig)) sigdelset(signal, SIGCONT); sigaddset(signal, sig); } } complete_signal(sig, t, type); ret: trace_signal_generate(sig, info, t, type != PIDTYPE_PID, result); return ret; } static inline bool has_si_pid_and_uid(struct kernel_siginfo info) { bool ret = false; switch (siginfo_layout(info->si_signo, info->si_code)) { case SIL_KILL: case SIL_CHLD: case SIL_RT: ret = true; break; case SIL_TIMER: case SIL_POLL: case SIL_FAULT: case SIL_FAULT_TRAPNO: case SIL_FAULT_MCEERR: case SIL_FAULT_BNDERR: case SIL_FAULT_PKUERR: case SIL_FAULT_PERF_EVENT: case SIL_SYS: ret = false; break; } return ret; } int send_signal_locked(int sig, struct kernel_siginfo info, struct task_struct t, enum pid_type type) { /* Should SIGKILL or SIGSTOP be received by a pid namespace init? / bool force = false; if (info == SEND_SIG_NOINFO) { / Force if sent from an ancestor pid namespace / force = !task_pid_nr_ns(current, task_active_pid_ns(t)); } else if (info == SEND_SIG_PRIV) { / Don't ignore kernel generated signals / force = true; } else if (has_si_pid_and_uid(info)) { / SIGKILL and SIGSTOP is special or has ids / struct user_namespace t_user_ns; rcu_read_lock(); t_user_ns = task_cred_xxx(t, user_ns); if (current_user_ns() != t_user_ns) { kuid_t uid = make_kuid(current_user_ns(), info->si_uid); info->si_uid = from_kuid_munged(t_user_ns, uid); } rcu_read_unlock(); /* A kernel generated signal? / force = (info->si_code == SI_KERNEL); / From an ancestor pid namespace? / if (!task_pid_nr_ns(current, task_active_pid_ns(t))) { info->si_pid = 0; force = true; } } return __send_signal_locked(sig, info, t, type, force); } static void print_fatal_signal(int signr) { struct pt_regs regs = task_pt_regs(current); struct file exe_file; exe_file = get_task_exe_file(current); if (exe_file) { pr_info("%pD: %s: potentially unexpected fatal signal %d.\n", exe_file, current->comm, signr); fput(exe_file); } else { pr_info("%s: potentially unexpected fatal signal %d.\n", current->comm, signr); } #if defined(__i386__) && !defined(__arch_um__) pr_info("code at %08lx: ", regs->ip); { int i; for (i = 0; i < 16; i++) { unsigned char insn; if (get_user(insn, (unsigned char )(regs->ip + i))) break; pr_cont("%02x ", insn); } } pr_cont("\n"); #endif preempt_disable(); show_regs(regs); preempt_enable(); } static int __init setup_print_fatal_signals(char str) { get_option (&str, &print_fatal_signals); return 1; } __setup("print-fatal-signals=", setup_print_fatal_signals); int do_send_sig_info(int sig, struct kernel_siginfo info, struct task_struct p, enum pid_type type) { unsigned long flags; int ret = -ESRCH; if (lock_task_sighand(p, &flags)) { ret = send_signal_locked(sig, info, p, type); unlock_task_sighand(p, &flags); } return ret; } enum sig_handler { HANDLER_CURRENT, / If reachable use the current handler / HANDLER_SIG_DFL, / Always use SIG_DFL handler semantics / HANDLER_EXIT, / Only visible as the process exit code / }; / * Force a signal that the process can't ignore: if necessary * we unblock the signal and change any SIG_IGN to SIG_DFL. * * Note: If we unblock the signal, we always reset it to SIG_DFL, * since we do not want to have a signal handler that was blocked * be invoked when user space had explicitly blocked it. * * We don't want to have recursive SIGSEGV's etc, for example, * that is why we also clear SIGNAL_UNKILLABLE. / static int force_sig_info_to_task(struct kernel_siginfo info, struct task_struct t, enum sig_handler handler) { unsigned long int flags; int ret, blocked, ignored; struct k_sigaction action; int sig = info->si_signo; spin_lock_irqsave(&t->sighand->siglock, flags); action = &t->sighand->action[sig-1]; ignored = action->sa.sa_handler == SIG_IGN; blocked = sigismember(&t->blocked, sig); if (blocked \|\| ignored \|\| (handler != HANDLER_CURRENT)) { action->sa.sa_handler = SIG_DFL; if (handler == HANDLER_EXIT) action->sa.sa_flags \|= SA_IMMUTABLE; if (blocked) sigdelset(&t->blocked, sig); } /* * Don't clear SIGNAL_UNKILLABLE for traced tasks, users won't expect * debugging to leave init killable. But HANDLER_EXIT is always fatal. / if (action->sa.sa_handler == SIG_DFL && (!t->ptrace \|\| (handler == HANDLER_EXIT))) t->signal->flags &= ~SIGNAL_UNKILLABLE; ret = send_signal_locked(sig, info, t, PIDTYPE_PID); / This can happen if the signal was already pending and blocked / if (!task_sigpending(t)) signal_wake_up(t, 0); spin_unlock_irqrestore(&t->sighand->siglock, flags); return ret; } int force_sig_info(struct kernel_siginfo info) { return force_sig_info_to_task(info, current, HANDLER_CURRENT); } /* * Nuke all other threads in the group. / int zap_other_threads(struct task_struct p) { struct task_struct t; int count = 0; p->signal->group_stop_count = 0; for_other_threads(p, t) { task_clear_jobctl_pending(t, JOBCTL_PENDING_MASK); count++; / Don't bother with already dead threads / if (t->exit_state) continue; sigaddset(&t->pending.signal, SIGKILL); signal_wake_up(t, 1); } return count; } struct sighand_struct lock_task_sighand(struct task_struct tsk, unsigned long flags) { struct sighand_struct sighand; rcu_read_lock(); for (;;) { sighand = rcu_dereference(tsk->sighand); if (unlikely(sighand == NULL)) break; / * This sighand can be already freed and even reused, but * we rely on SLAB_TYPESAFE_BY_RCU and sighand_ctor() which * initializes ->siglock: this slab can't go away, it has * the same object type, ->siglock can't be reinitialized. * * We need to ensure that tsk->sighand is still the same * after we take the lock, we can race with de_thread() or * __exit_signal(). In the latter case the next iteration * must see ->sighand == NULL. / spin_lock_irqsave(&sighand->siglock, flags); if (likely(sighand == rcu_access_pointer(tsk->sighand))) break; spin_unlock_irqrestore(&sighand->siglock, flags); } rcu_read_unlock(); return sighand; } #ifdef CONFIG_LOCKDEP void lockdep_assert_task_sighand_held(struct task_struct task) { struct sighand_struct sighand; rcu_read_lock(); sighand = rcu_dereference(task->sighand); if (sighand) lockdep_assert_held(&sighand->siglock); else WARN_ON_ONCE(1); rcu_read_unlock(); } #endif / * send signal info to all the members of a thread group or to the * individual thread if type == PIDTYPE_PID. / int group_send_sig_info(int sig, struct kernel_siginfo info, struct task_struct p, enum pid_type type) { int ret; rcu_read_lock(); ret = check_kill_permission(sig, info, p); rcu_read_unlock(); if (!ret && sig) ret = do_send_sig_info(sig, info, p, type); return ret; } / * __kill_pgrp_info() sends a signal to a process group: this is what the tty * control characters do (^C, ^Z etc) * - the caller must hold at least a readlock on tasklist_lock / int __kill_pgrp_info(int sig, struct kernel_siginfo info, struct pid pgrp) { struct task_struct p = NULL; int ret = -ESRCH; do_each_pid_task(pgrp, PIDTYPE_PGID, p) { int err = group_send_sig_info(sig, info, p, PIDTYPE_PGID); /* * If group_send_sig_info() succeeds at least once ret * becomes 0 and after that the code below has no effect. * Otherwise we return the last err or -ESRCH if this * process group is empty. / if (ret) ret = err; } while_each_pid_task(pgrp, PIDTYPE_PGID, p); return ret; } static int kill_pid_info_type(int sig, struct kernel_siginfo info, struct pid pid, enum pid_type type) { int error = -ESRCH; struct task_struct p; for (;;) { rcu_read_lock(); p = pid_task(pid, PIDTYPE_PID); if (p) error = group_send_sig_info(sig, info, p, type); rcu_read_unlock(); if (likely(!p \|\| error != -ESRCH)) return error; /* * The task was unhashed in between, try again. If it * is dead, pid_task() will return NULL, if we race with * de_thread() it will find the new leader. / } } int kill_pid_info(int sig, struct kernel_siginfo info, struct pid pid) { return kill_pid_info_type(sig, info, pid, PIDTYPE_TGID); } static int kill_proc_info(int sig, struct kernel_siginfo info, pid_t pid) { int error; rcu_read_lock(); error = kill_pid_info(sig, info, find_vpid(pid)); rcu_read_unlock(); return error; } static inline bool kill_as_cred_perm(const struct cred cred, struct task_struct target) { const struct cred pcred = __task_cred(target); return uid_eq(cred->euid, pcred->suid) \|\| uid_eq(cred->euid, pcred->uid) \|\| uid_eq(cred->uid, pcred->suid) \|\| uid_eq(cred->uid, pcred->uid); } / * The usb asyncio usage of siginfo is wrong. The glibc support * for asyncio which uses SI_ASYNCIO assumes the layout is SIL_RT. * AKA after the generic fields: * kernel_pid_t si_pid; * kernel_uid32_t si_uid; * sigval_t si_value; * * Unfortunately when usb generates SI_ASYNCIO it assumes the layout * after the generic fields is: * void __user si_addr; * This is a practical problem when there is a 64bit big endian kernel * and a 32bit userspace. As the 32bit address will encoded in the low * 32bits of the pointer. Those low 32bits will be stored at higher * address than appear in a 32 bit pointer. So userspace will not * see the address it was expecting for it's completions. * * There is nothing in the encoding that can allow * copy_siginfo_to_user32 to detect this confusion of formats, so * handle this by requiring the caller of kill_pid_usb_asyncio to * notice when this situration takes place and to store the 32bit * pointer in sival_int, instead of sival_addr of the sigval_t addr * parameter. / int kill_pid_usb_asyncio(int sig, int errno, sigval_t addr, struct pid pid, const struct cred cred) { struct kernel_siginfo info; struct task_struct p; unsigned long flags; int ret = -EINVAL; if (!valid_signal(sig)) return ret; clear_siginfo(&info); info.si_signo = sig; info.si_errno = errno; info.si_code = SI_ASYNCIO; ((sigval_t )&info.si_pid) = addr; rcu_read_lock(); p = pid_task(pid, PIDTYPE_PID); if (!p) { ret = -ESRCH; goto out_unlock; } if (!kill_as_cred_perm(cred, p)) { ret = -EPERM; goto out_unlock; } ret = security_task_kill(p, &info, sig, cred); if (ret) goto out_unlock; if (sig) { if (lock_task_sighand(p, &flags)) { ret = __send_signal_locked(sig, &info, p, PIDTYPE_TGID, false); unlock_task_sighand(p, &flags); } else ret = -ESRCH; } out_unlock: rcu_read_unlock(); return ret; } EXPORT_SYMBOL_GPL(kill_pid_usb_asyncio); /* * kill_something_info() interprets pid in interesting ways just like kill(2). * * POSIX specifies that kill(-1,sig) is unspecified, but what we have * is probably wrong. Should make it like BSD or SYSV. / static int kill_something_info(int sig, struct kernel_siginfo info, pid_t pid) { int ret; if (pid > 0) return kill_proc_info(sig, info, pid); /* -INT_MIN is undefined. Exclude this case to avoid a UBSAN warning / if (pid == INT_MIN) return -ESRCH; read_lock(&tasklist_lock); if (pid != -1) { ret = __kill_pgrp_info(sig, info, pid ? find_vpid(-pid) : task_pgrp(current)); } else { int retval = 0, count = 0; struct task_struct p; for_each_process(p) { if (task_pid_vnr(p) > 1 && !same_thread_group(p, current)) { int err = group_send_sig_info(sig, info, p, PIDTYPE_MAX); ++count; if (err != -EPERM) retval = err; } } ret = count ? retval : -ESRCH; } read_unlock(&tasklist_lock); return ret; } /* * These are for backward compatibility with the rest of the kernel source. / int send_sig_info(int sig, struct kernel_siginfo info, struct task_struct p) { / * Make sure legacy kernel users don't send in bad values * (normal paths check this in check_kill_permission). / if (!valid_signal(sig)) return -EINVAL; return do_send_sig_info(sig, info, p, PIDTYPE_PID); } EXPORT_SYMBOL(send_sig_info); #define __si_special(priv) \ ((priv) ? SEND_SIG_PRIV : SEND_SIG_NOINFO) int send_sig(int sig, struct task_struct p, int priv) { return send_sig_info(sig, __si_special(priv), p); } EXPORT_SYMBOL(send_sig); void force_sig(int sig) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = SI_KERNEL; info.si_pid = 0; info.si_uid = 0; force_sig_info(&info); } EXPORT_SYMBOL(force_sig); void force_fatal_sig(int sig) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = SI_KERNEL; info.si_pid = 0; info.si_uid = 0; force_sig_info_to_task(&info, current, HANDLER_SIG_DFL); } void force_exit_sig(int sig) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = SI_KERNEL; info.si_pid = 0; info.si_uid = 0; force_sig_info_to_task(&info, current, HANDLER_EXIT); } /* * When things go south during signal handling, we * will force a SIGSEGV. And if the signal that caused * the problem was already a SIGSEGV, we'll want to * make sure we don't even try to deliver the signal.. / void force_sigsegv(int sig) { if (sig == SIGSEGV) force_fatal_sig(SIGSEGV); else force_sig(SIGSEGV); } int force_sig_fault_to_task(int sig, int code, void __user addr, struct task_struct t) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = code; info.si_addr = addr; return force_sig_info_to_task(&info, t, HANDLER_CURRENT); } int force_sig_fault(int sig, int code, void __user addr) { return force_sig_fault_to_task(sig, code, addr, current); } int send_sig_fault(int sig, int code, void __user addr, struct task_struct t) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = code; info.si_addr = addr; return send_sig_info(info.si_signo, &info, t); } int force_sig_mceerr(int code, void __user addr, short lsb) { struct kernel_siginfo info; WARN_ON((code != BUS_MCEERR_AO) && (code != BUS_MCEERR_AR)); clear_siginfo(&info); info.si_signo = SIGBUS; info.si_errno = 0; info.si_code = code; info.si_addr = addr; info.si_addr_lsb = lsb; return force_sig_info(&info); } int send_sig_mceerr(int code, void __user addr, short lsb, struct task_struct t) { struct kernel_siginfo info; WARN_ON((code != BUS_MCEERR_AO) && (code != BUS_MCEERR_AR)); clear_siginfo(&info); info.si_signo = SIGBUS; info.si_errno = 0; info.si_code = code; info.si_addr = addr; info.si_addr_lsb = lsb; return send_sig_info(info.si_signo, &info, t); } EXPORT_SYMBOL(send_sig_mceerr); int force_sig_bnderr(void __user addr, void __user lower, void __user upper) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = SIGSEGV; info.si_errno = 0; info.si_code = SEGV_BNDERR; info.si_addr = addr; info.si_lower = lower; info.si_upper = upper; return force_sig_info(&info); } #ifdef SEGV_PKUERR int force_sig_pkuerr(void __user addr, u32 pkey) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = SIGSEGV; info.si_errno = 0; info.si_code = SEGV_PKUERR; info.si_addr = addr; info.si_pkey = pkey; return force_sig_info(&info); } #endif int send_sig_perf(void __user addr, u32 type, u64 sig_data) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = SIGTRAP; info.si_errno = 0; info.si_code = TRAP_PERF; info.si_addr = addr; info.si_perf_data = sig_data; info.si_perf_type = type; /* * Signals generated by perf events should not terminate the whole * process if SIGTRAP is blocked, however, delivering the signal * asynchronously is better than not delivering at all. But tell user * space if the signal was asynchronous, so it can clearly be * distinguished from normal synchronous ones. / info.si_perf_flags = sigismember(&current->blocked, info.si_signo) ? TRAP_PERF_FLAG_ASYNC : 0; return send_sig_info(info.si_signo, &info, current); } /* * force_sig_seccomp - signals the task to allow in-process syscall emulation * @syscall: syscall number to send to userland * @reason: filter-supplied reason code to send to userland (via si_errno) * @force_coredump: true to trigger a coredump * * Forces a SIGSYS with a code of SYS_SECCOMP and related sigsys info. / int force_sig_seccomp(int syscall, int reason, bool force_coredump) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = SIGSYS; info.si_code = SYS_SECCOMP; info.si_call_addr = (void __user )KSTK_EIP(current); info.si_errno = reason; info.si_arch = syscall_get_arch(current); info.si_syscall = syscall; return force_sig_info_to_task(&info, current, force_coredump ? HANDLER_EXIT : HANDLER_CURRENT); } /* For the crazy architectures that include trap information in * the errno field, instead of an actual errno value. / int force_sig_ptrace_errno_trap(int errno, void __user addr) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = SIGTRAP; info.si_errno = errno; info.si_code = TRAP_HWBKPT; info.si_addr = addr; return force_sig_info(&info); } /* For the rare architectures that include trap information using * si_trapno. / int force_sig_fault_trapno(int sig, int code, void __user addr, int trapno) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = code; info.si_addr = addr; info.si_trapno = trapno; return force_sig_info(&info); } /* For the rare architectures that include trap information using * si_trapno. / int send_sig_fault_trapno(int sig, int code, void __user addr, int trapno, struct task_struct t) { struct kernel_siginfo info; clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; info.si_code = code; info.si_addr = addr; info.si_trapno = trapno; return send_sig_info(info.si_signo, &info, t); } static int kill_pgrp_info(int sig, struct kernel_siginfo info, struct pid pgrp) { int ret; read_lock(&tasklist_lock); ret = __kill_pgrp_info(sig, info, pgrp); read_unlock(&tasklist_lock); return ret; } int kill_pgrp(struct pid pid, int sig, int priv) { return kill_pgrp_info(sig, __si_special(priv), pid); } EXPORT_SYMBOL(kill_pgrp); int kill_pid(struct pid pid, int sig, int priv) { return kill_pid_info(sig, __si_special(priv), pid); } EXPORT_SYMBOL(kill_pid); #ifdef CONFIG_POSIX_TIMERS / * These functions handle POSIX timer signals. POSIX timers use * preallocated sigqueue structs for sending signals. / static void __flush_itimer_signals(struct sigpending pending) { sigset_t signal, retain; struct sigqueue q, n; signal = pending->signal; sigemptyset(&retain); list_for_each_entry_safe(q, n, &pending->list, list) { int sig = q->info.si_signo; if (likely(q->info.si_code != SI_TIMER)) { sigaddset(&retain, sig); } else { sigdelset(&signal, sig); list_del_init(&q->list); __sigqueue_free(q); } } sigorsets(&pending->signal, &signal, &retain); } void flush_itimer_signals(void) { struct task_struct tsk = current; guard(spinlock_irqsave)(&tsk->sighand->siglock); __flush_itimer_signals(&tsk->pending); __flush_itimer_signals(&tsk->signal->shared_pending); } bool posixtimer_init_sigqueue(struct sigqueue q) { struct ucounts ucounts = sig_get_ucounts(current, -1, 0); if (!ucounts) return false; clear_siginfo(&q->info); __sigqueue_init(q, ucounts, SIGQUEUE_PREALLOC); return true; } static void posixtimer_queue_sigqueue(struct sigqueue q, struct task_struct t, enum pid_type type) { struct sigpending pending; int sig = q->info.si_signo; signalfd_notify(t, sig); pending = (type != PIDTYPE_PID) ? &t->signal->shared_pending : &t->pending; list_add_tail(&q->list, &pending->list); sigaddset(&pending->signal, sig); complete_signal(sig, t, type); } /* * This function is used by POSIX timers to deliver a timer signal. * Where type is PIDTYPE_PID (such as for timers with SIGEV_THREAD_ID * set), the signal must be delivered to the specific thread (queues * into t->pending). * * Where type is not PIDTYPE_PID, signals must be delivered to the * process. In this case, prefer to deliver to current if it is in * the same thread group as the target process and its sighand is * stable, which avoids unnecessarily waking up a potentially idle task. / static inline struct task_struct posixtimer_get_target(struct k_itimer tmr) { struct task_struct t = pid_task(tmr->it_pid, tmr->it_pid_type); if (t && tmr->it_pid_type != PIDTYPE_PID && same_thread_group(t, current) && !current->exit_state) t = current; return t; } void posixtimer_send_sigqueue(struct k_itimer tmr) { struct sigqueue q = &tmr->sigq; int sig = q->info.si_signo; struct task_struct t; unsigned long flags; int result; guard(rcu)(); t = posixtimer_get_target(tmr); if (!t) return; if (!likely(lock_task_sighand(t, &flags))) return; / * Update @tmr::sigqueue_seq for posix timer signals with sighand * locked to prevent a race against dequeue_signal(). / tmr->it_sigqueue_seq = tmr->it_signal_seq; / * Set the signal delivery status under sighand lock, so that the * ignored signal handling can distinguish between a periodic and a * non-periodic timer. / tmr->it_sig_periodic = tmr->it_status == POSIX_TIMER_REQUEUE_PENDING; if (!prepare_signal(sig, t, false)) { result = TRACE_SIGNAL_IGNORED; if (!list_empty(&q->list)) { / * The signal was ignored and blocked. The timer * expiry queued it because blocked signals are * queued independent of the ignored state. * * The unblocking set SIGPENDING, but the signal * was not yet dequeued from the pending list. * So prepare_signal() sees unblocked and ignored, * which ends up here. Leave it queued like a * regular signal. * * The same happens when the task group is exiting * and the signal is already queued. * prepare_signal() treats SIGNAL_GROUP_EXIT as * ignored independent of its queued state. This * gets cleaned up in __exit_signal(). / goto out; } / Periodic timers with SIG_IGN are queued on the ignored list / if (tmr->it_sig_periodic) { / * Already queued means the timer was rearmed after * the previous expiry got it on the ignore list. * Nothing to do for that case. / if (hlist_unhashed(&tmr->ignored_list)) { / * Take a signal reference and queue it on * the ignored list. / posixtimer_sigqueue_getref(q); posixtimer_sig_ignore(t, q); } } else if (!hlist_unhashed(&tmr->ignored_list)) { / * Covers the case where a timer was periodic and * then the signal was ignored. Later it was rearmed * as oneshot timer. The previous signal is invalid * now, and this oneshot signal has to be dropped. * Remove it from the ignored list and drop the * reference count as the signal is not longer * queued. / hlist_del_init(&tmr->ignored_list); posixtimer_putref(tmr); } goto out; } if (unlikely(!list_empty(&q->list))) { / This holds a reference count already / result = TRACE_SIGNAL_ALREADY_PENDING; goto out; } / * If the signal is on the ignore list, it got blocked after it was * ignored earlier. But nothing lifted the ignore. Move it back to * the pending list to be consistent with the regular signal * handling. This already holds a reference count. * * If it's not on the ignore list acquire a reference count. / if (likely(hlist_unhashed(&tmr->ignored_list))) posixtimer_sigqueue_getref(q); else hlist_del_init(&tmr->ignored_list); posixtimer_queue_sigqueue(q, t, tmr->it_pid_type); result = TRACE_SIGNAL_DELIVERED; out: trace_signal_generate(sig, &q->info, t, tmr->it_pid_type != PIDTYPE_PID, result); unlock_task_sighand(t, &flags); } static inline void posixtimer_sig_ignore(struct task_struct tsk, struct sigqueue q) { struct k_itimer tmr = container_of(q, struct k_itimer, sigq); /* * If the timer is marked deleted already or the signal originates * from a non-periodic timer, then just drop the reference * count. Otherwise queue it on the ignored list. / if (posixtimer_valid(tmr) && tmr->it_sig_periodic) hlist_add_head(&tmr->ignored_list, &tsk->signal->ignored_posix_timers); else posixtimer_putref(tmr); } static void posixtimer_sig_unignore(struct task_struct tsk, int sig) { struct hlist_head head = &tsk->signal->ignored_posix_timers; struct hlist_node tmp; struct k_itimer tmr; if (likely(hlist_empty(head))) return; / * Rearming a timer with sighand lock held is not possible due to * lock ordering vs. tmr::it_lock. Just stick the sigqueue back and * let the signal delivery path deal with it whether it needs to be * rearmed or not. This cannot be decided here w/o dropping sighand * lock and creating a loop retry horror show. / hlist_for_each_entry_safe(tmr, tmp , head, ignored_list) { struct task_struct target; /* * tmr::sigq.info.si_signo is immutable, so accessing it * without holding tmr::it_lock is safe. / if (tmr->sigq.info.si_signo != sig) continue; hlist_del_init(&tmr->ignored_list); / This should never happen and leaks a reference count / if (WARN_ON_ONCE(!list_empty(&tmr->sigq.list))) continue; / * Get the target for the signal. If target is a thread and * has exited by now, drop the reference count. / guard(rcu)(); target = posixtimer_get_target(tmr); if (target) posixtimer_queue_sigqueue(&tmr->sigq, target, tmr->it_pid_type); else posixtimer_putref(tmr); } } #else / CONFIG_POSIX_TIMERS / static inline void posixtimer_sig_ignore(struct task_struct tsk, struct sigqueue q) { } static inline void posixtimer_sig_unignore(struct task_struct tsk, int sig) { } #endif /* !CONFIG_POSIX_TIMERS / void do_notify_pidfd(struct task_struct task) { struct pid pid = task_pid(task); WARN_ON(task->exit_state == 0); __wake_up(&pid->wait_pidfd, TASK_NORMAL, 0, poll_to_key(EPOLLIN \| EPOLLRDNORM)); } / * Let a parent know about the death of a child. * For a stopped/continued status change, use do_notify_parent_cldstop instead. * * Returns true if our parent ignored us and so we've switched to * self-reaping. / bool do_notify_parent(struct task_struct tsk, int sig) { struct kernel_siginfo info; unsigned long flags; struct sighand_struct psig; bool autoreap = false; u64 utime, stime; if (WARN_ON_ONCE(!valid_signal(sig))) return false; / do_notify_parent_cldstop should have been called instead. / WARN_ON_ONCE(task_is_stopped_or_traced(tsk)); WARN_ON_ONCE(!tsk->ptrace && !thread_group_empty(tsk)); / ptraced, or group-leader without sub-threads / do_notify_pidfd(tsk); if (sig != SIGCHLD) { / * This is only possible if parent == real_parent. * Check if it has changed security domain. / if (tsk->parent_exec_id != READ_ONCE(tsk->parent->self_exec_id)) sig = SIGCHLD; } clear_siginfo(&info); info.si_signo = sig; info.si_errno = 0; / * We are under tasklist_lock here so our parent is tied to * us and cannot change. * * task_active_pid_ns will always return the same pid namespace * until a task passes through release_task. * * write_lock() currently calls preempt_disable() which is the * same as rcu_read_lock(), but according to Oleg, this is not * correct to rely on this / rcu_read_lock(); info.si_pid = task_pid_nr_ns(tsk, task_active_pid_ns(tsk->parent)); info.si_uid = from_kuid_munged(task_cred_xxx(tsk->parent, user_ns), task_uid(tsk)); rcu_read_unlock(); task_cputime(tsk, &utime, &stime); info.si_utime = nsec_to_clock_t(utime + tsk->signal->utime); info.si_stime = nsec_to_clock_t(stime + tsk->signal->stime); info.si_status = tsk->exit_code & 0x7f; if (tsk->exit_code & 0x80) info.si_code = CLD_DUMPED; else if (tsk->exit_code & 0x7f) info.si_code = CLD_KILLED; else { info.si_code = CLD_EXITED; info.si_status = tsk->exit_code >> 8; } psig = tsk->parent->sighand; spin_lock_irqsave(&psig->siglock, flags); if (!tsk->ptrace && sig == SIGCHLD && (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN \|\| (psig->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDWAIT))) { / * We are exiting and our parent doesn't care. POSIX.1 * defines special semantics for setting SIGCHLD to SIG_IGN * or setting the SA_NOCLDWAIT flag: we should be reaped * automatically and not left for our parent's wait4 call. * Rather than having the parent do it as a magic kind of * signal handler, we just set this to tell do_exit that we * can be cleaned up without becoming a zombie. Note that * we still call __wake_up_parent in this case, because a * blocked sys_wait4 might now return -ECHILD. * * Whether we send SIGCHLD or not for SA_NOCLDWAIT * is implementation-defined: we do (if you don't want * it, just use SIG_IGN instead). / autoreap = true; if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN) sig = 0; } if (!tsk->ptrace && tsk->signal->autoreap) { autoreap = true; sig = 0; } / * Send with __send_signal as si_pid and si_uid are in the * parent's namespaces. / if (sig) __send_signal_locked(sig, &info, tsk->parent, PIDTYPE_TGID, false); __wake_up_parent(tsk, tsk->parent); spin_unlock_irqrestore(&psig->siglock, flags); return autoreap; } /* * do_notify_parent_cldstop - notify parent of stopped/continued state change * @tsk: task reporting the state change * @for_ptracer: the notification is for ptracer * @why: CLD_{CONTINUED\|STOPPED\|TRAPPED} to report * * Notify @tsk's parent that the stopped/continued state has changed. If * @for_ptracer is %false, @tsk's group leader notifies to its real parent. * If %true, @tsk reports to @tsk->parent which should be the ptracer. * * CONTEXT: * Must be called with tasklist_lock at least read locked. / static void do_notify_parent_cldstop(struct task_struct tsk, bool for_ptracer, int why) { struct kernel_siginfo info; unsigned long flags; struct task_struct parent; struct sighand_struct sighand; u64 utime, stime; if (for_ptracer) { parent = tsk->parent; } else { tsk = tsk->group_leader; parent = tsk->real_parent; } clear_siginfo(&info); info.si_signo = SIGCHLD; info.si_errno = 0; /* * see comment in do_notify_parent() about the following 4 lines / rcu_read_lock(); info.si_pid = task_pid_nr_ns(tsk, task_active_pid_ns(parent)); info.si_uid = from_kuid_munged(task_cred_xxx(parent, user_ns), task_uid(tsk)); rcu_read_unlock(); task_cputime(tsk, &utime, &stime); info.si_utime = nsec_to_clock_t(utime); info.si_stime = nsec_to_clock_t(stime); info.si_code = why; switch (why) { case CLD_CONTINUED: info.si_status = SIGCONT; break; case CLD_STOPPED: info.si_status = tsk->signal->group_exit_code & 0x7f; break; case CLD_TRAPPED: info.si_status = tsk->exit_code & 0x7f; break; default: BUG(); } sighand = parent->sighand; spin_lock_irqsave(&sighand->siglock, flags); if (sighand->action[SIGCHLD-1].sa.sa_handler != SIG_IGN && !(sighand->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDSTOP)) send_signal_locked(SIGCHLD, &info, parent, PIDTYPE_TGID); / * Even if SIGCHLD is not generated, we must wake up wait4 calls. / __wake_up_parent(tsk, parent); spin_unlock_irqrestore(&sighand->siglock, flags); } / * This must be called with current->sighand->siglock held. * * This should be the path for all ptrace stops. * We always set current->last_siginfo while stopped here. * That makes it a way to test a stopped process for * being ptrace-stopped vs being job-control-stopped. * * Returns the signal the ptracer requested the code resume * with. If the code did not stop because the tracer is gone, * the stop signal remains unchanged unless clear_code. / static int ptrace_stop(int exit_code, int why, unsigned long message, kernel_siginfo_t info) __releases(&current->sighand->siglock) __acquires(&current->sighand->siglock) { bool gstop_done = false; if (arch_ptrace_stop_needed()) { /* * The arch code has something special to do before a * ptrace stop. This is allowed to block, e.g. for faults * on user stack pages. We can't keep the siglock while * calling arch_ptrace_stop, so we must release it now. * To preserve proper semantics, we must do this before * any signal bookkeeping like checking group_stop_count. / spin_unlock_irq(&current->sighand->siglock); arch_ptrace_stop(); spin_lock_irq(&current->sighand->siglock); } / * After this point ptrace_signal_wake_up or signal_wake_up * will clear TASK_TRACED if ptrace_unlink happens or a fatal * signal comes in. Handle previous ptrace_unlinks and fatal * signals here to prevent ptrace_stop sleeping in schedule. / if (!current->ptrace \|\| __fatal_signal_pending(current)) return exit_code; set_special_state(TASK_TRACED); current->jobctl \|= JOBCTL_TRACED; / * We're committing to trapping. TRACED should be visible before * TRAPPING is cleared; otherwise, the tracer might fail do_wait(). * Also, transition to TRACED and updates to ->jobctl should be * atomic with respect to siglock and should be done after the arch * hook as siglock is released and regrabbed across it. * * TRACER TRACEE * * ptrace_attach() * [L] wait_on_bit(JOBCTL_TRAPPING) [S] set_special_state(TRACED) * do_wait() * set_current_state() smp_wmb(); * ptrace_do_wait() * wait_task_stopped() * task_stopped_code() * [L] task_is_traced() [S] task_clear_jobctl_trapping(); / smp_wmb(); current->ptrace_message = message; current->last_siginfo = info; current->exit_code = exit_code; / * If @why is CLD_STOPPED, we're trapping to participate in a group * stop. Do the bookkeeping. Note that if SIGCONT was delievered * across siglock relocks since INTERRUPT was scheduled, PENDING * could be clear now. We act as if SIGCONT is received after * TASK_TRACED is entered - ignore it. / if (why == CLD_STOPPED && (current->jobctl & JOBCTL_STOP_PENDING)) gstop_done = task_participate_group_stop(current); / any trap clears pending STOP trap, STOP trap clears NOTIFY / task_clear_jobctl_pending(current, JOBCTL_TRAP_STOP); if (info && info->si_code >> 8 == PTRACE_EVENT_STOP) task_clear_jobctl_pending(current, JOBCTL_TRAP_NOTIFY); / entering a trap, clear TRAPPING / task_clear_jobctl_trapping(current); spin_unlock_irq(&current->sighand->siglock); read_lock(&tasklist_lock); / * Notify parents of the stop. * * While ptraced, there are two parents - the ptracer and * the real_parent of the group_leader. The ptracer should * know about every stop while the real parent is only * interested in the completion of group stop. The states * for the two don't interact with each other. Notify * separately unless they're gonna be duplicates. / if (current->ptrace) do_notify_parent_cldstop(current, true, why); if (gstop_done && (!current->ptrace \|\| ptrace_reparented(current))) do_notify_parent_cldstop(current, false, why); / * The previous do_notify_parent_cldstop() invocation woke ptracer. * One a PREEMPTION kernel this can result in preemption requirement * which will be fulfilled after read_unlock() and the ptracer will be * put on the CPU. * The ptracer is in wait_task_inactive(, __TASK_TRACED) waiting for * this task wait in schedule(). If this task gets preempted then it * remains enqueued on the runqueue. The ptracer will observe this and * then sleep for a delay of one HZ tick. In the meantime this task * gets scheduled, enters schedule() and will wait for the ptracer. * * This preemption point is not bad from a correctness point of * view but extends the runtime by one HZ tick time due to the * ptracer's sleep. The preempt-disable section ensures that there * will be no preemption between unlock and schedule() and so * improving the performance since the ptracer will observe that * the tracee is scheduled out once it gets on the CPU. * * On PREEMPT_RT locking tasklist_lock does not disable preemption. * Therefore the task can be preempted after do_notify_parent_cldstop() * before unlocking tasklist_lock so there is no benefit in doing this. * * In fact disabling preemption is harmful on PREEMPT_RT because * the spinlock_t in cgroup_enter_frozen() must not be acquired * with preemption disabled due to the 'sleeping' spinlock * substitution of RT. / if (!IS_ENABLED(CONFIG_PREEMPT_RT)) preempt_disable(); read_unlock(&tasklist_lock); cgroup_enter_frozen(); if (!IS_ENABLED(CONFIG_PREEMPT_RT)) preempt_enable_no_resched(); schedule(); cgroup_leave_frozen(true); / * We are back. Now reacquire the siglock before touching * last_siginfo, so that we are sure to have synchronized with * any signal-sending on another CPU that wants to examine it. / spin_lock_irq(&current->sighand->siglock); exit_code = current->exit_code; current->last_siginfo = NULL; current->ptrace_message = 0; current->exit_code = 0; / LISTENING can be set only during STOP traps, clear it / current->jobctl &= ~(JOBCTL_LISTENING \| JOBCTL_PTRACE_FROZEN); / * Queued signals ignored us while we were stopped for tracing. * So check for any that we should take before resuming user mode. * This sets TIF_SIGPENDING, but never clears it. / recalc_sigpending_tsk(current); return exit_code; } static int ptrace_do_notify(int signr, int exit_code, int why, unsigned long message) { kernel_siginfo_t info; clear_siginfo(&info); info.si_signo = signr; info.si_code = exit_code; info.si_pid = task_pid_vnr(current); info.si_uid = from_kuid_munged(current_user_ns(), current_uid()); / Let the debugger run. / return ptrace_stop(exit_code, why, message, &info); } int ptrace_notify(int exit_code, unsigned long message) { int signr; BUG_ON((exit_code & (0x7f \| ~0xffff)) != SIGTRAP); if (unlikely(task_work_pending(current))) task_work_run(); spin_lock_irq(&current->sighand->siglock); signr = ptrace_do_notify(SIGTRAP, exit_code, CLD_TRAPPED, message); spin_unlock_irq(&current->sighand->siglock); return signr; } /* * do_signal_stop - handle group stop for SIGSTOP and other stop signals * @signr: signr causing group stop if initiating * * If %JOBCTL_STOP_PENDING is not set yet, initiate group stop with @signr * and participate in it. If already set, participate in the existing * group stop. If participated in a group stop (and thus slept), %true is * returned with siglock released. * * If ptraced, this function doesn't handle stop itself. Instead, * %JOBCTL_TRAP_STOP is scheduled and %false is returned with siglock * untouched. The caller must ensure that INTERRUPT trap handling takes * places afterwards. * * CONTEXT: * Must be called with @current->sighand->siglock held, which is released * on %true return. * * RETURNS: * %false if group stop is already cancelled or ptrace trap is scheduled. * %true if participated in group stop. / static bool do_signal_stop(int signr) __releases(&current->sighand->siglock) { struct signal_struct sig = current->signal; if (!(current->jobctl & JOBCTL_STOP_PENDING)) { unsigned long gstop = JOBCTL_STOP_PENDING \| JOBCTL_STOP_CONSUME; struct task_struct t; / signr will be recorded in task->jobctl for retries / WARN_ON_ONCE(signr & ~JOBCTL_STOP_SIGMASK); if (!likely(current->jobctl & JOBCTL_STOP_DEQUEUED) \|\| unlikely(sig->flags & SIGNAL_GROUP_EXIT) \|\| unlikely(sig->group_exec_task)) return false; / * There is no group stop already in progress. We must * initiate one now. * * While ptraced, a task may be resumed while group stop is * still in effect and then receive a stop signal and * initiate another group stop. This deviates from the * usual behavior as two consecutive stop signals can't * cause two group stops when !ptraced. That is why we * also check !task_is_stopped(t) below. * * The condition can be distinguished by testing whether * SIGNAL_STOP_STOPPED is already set. Don't generate * group_exit_code in such case. * * This is not necessary for SIGNAL_STOP_CONTINUED because * an intervening stop signal is required to cause two * continued events regardless of ptrace. / if (!(sig->flags & SIGNAL_STOP_STOPPED)) sig->group_exit_code = signr; sig->group_stop_count = 0; if (task_set_jobctl_pending(current, signr \| gstop)) sig->group_stop_count++; for_other_threads(current, t) { / * Setting state to TASK_STOPPED for a group * stop is always done with the siglock held, * so this check has no races. / if (!task_is_stopped(t) && task_set_jobctl_pending(t, signr \| gstop)) { sig->group_stop_count++; if (likely(!(t->ptrace & PT_SEIZED))) signal_wake_up(t, 0); else ptrace_trap_notify(t); } } } if (likely(!current->ptrace)) { int notify = 0; / * If there are no other threads in the group, or if there * is a group stop in progress and we are the last to stop, * report to the parent. / if (task_participate_group_stop(current)) notify = CLD_STOPPED; current->jobctl \|= JOBCTL_STOPPED; set_special_state(TASK_STOPPED); spin_unlock_irq(&current->sighand->siglock); / * Notify the parent of the group stop completion. Because * we're not holding either the siglock or tasklist_lock * here, ptracer may attach inbetween; however, this is for * group stop and should always be delivered to the real * parent of the group leader. The new ptracer will get * its notification when this task transitions into * TASK_TRACED. / if (notify) { read_lock(&tasklist_lock); do_notify_parent_cldstop(current, false, notify); read_unlock(&tasklist_lock); } / Now we don't run again until woken by SIGCONT or SIGKILL / cgroup_enter_frozen(); schedule(); return true; } else { / * While ptraced, group stop is handled by STOP trap. * Schedule it and let the caller deal with it. / task_set_jobctl_pending(current, JOBCTL_TRAP_STOP); return false; } } /* * do_jobctl_trap - take care of ptrace jobctl traps * * When PT_SEIZED, it's used for both group stop and explicit * SEIZE/INTERRUPT traps. Both generate PTRACE_EVENT_STOP trap with * accompanying siginfo. If stopped, lower eight bits of exit_code contain * the stop signal; otherwise, %SIGTRAP. * * When !PT_SEIZED, it's used only for group stop trap with stop signal * number as exit_code and no siginfo. * * CONTEXT: * Must be called with @current->sighand->siglock held, which may be * released and re-acquired before returning with intervening sleep. / static void do_jobctl_trap(void) { struct signal_struct signal = current->signal; int signr = current->jobctl & JOBCTL_STOP_SIGMASK; if (current->ptrace & PT_SEIZED) { if (!signal->group_stop_count && !(signal->flags & SIGNAL_STOP_STOPPED)) signr = SIGTRAP; WARN_ON_ONCE(!signr); ptrace_do_notify(signr, signr \| (PTRACE_EVENT_STOP << 8), CLD_STOPPED, 0); } else { WARN_ON_ONCE(!signr); ptrace_stop(signr, CLD_STOPPED, 0, NULL); } } /** * do_freezer_trap - handle the freezer jobctl trap * * Puts the task into frozen state, if only the task is not about to quit. * In this case it drops JOBCTL_TRAP_FREEZE. * * CONTEXT: * Must be called with @current->sighand->siglock held, * which is always released before returning. / static void do_freezer_trap(void) __releases(&current->sighand->siglock) { / * If there are other trap bits pending except JOBCTL_TRAP_FREEZE, * let's make another loop to give it a chance to be handled. * In any case, we'll return back. / if ((current->jobctl & (JOBCTL_PENDING_MASK \| JOBCTL_TRAP_FREEZE)) != JOBCTL_TRAP_FREEZE) { spin_unlock_irq(&current->sighand->siglock); return; } / * Now we're sure that there is no pending fatal signal and no * pending traps. Clear TIF_SIGPENDING to not get out of schedule() * immediately (if there is a non-fatal signal pending), and * put the task into sleep. / __set_current_state(TASK_INTERRUPTIBLE\|TASK_FREEZABLE); clear_thread_flag(TIF_SIGPENDING); spin_unlock_irq(&current->sighand->siglock); cgroup_enter_frozen(); schedule(); / * We could've been woken by task_work, run it to clear * TIF_NOTIFY_SIGNAL. The caller will retry if necessary. / clear_notify_signal(); if (unlikely(task_work_pending(current))) task_work_run(); } static int ptrace_signal(int signr, kernel_siginfo_t info, enum pid_type type) { /* * We do not check sig_kernel_stop(signr) but set this marker * unconditionally because we do not know whether debugger will * change signr. This flag has no meaning unless we are going * to stop after return from ptrace_stop(). In this case it will * be checked in do_signal_stop(), we should only stop if it was * not cleared by SIGCONT while we were sleeping. See also the * comment in dequeue_signal(). / current->jobctl \|= JOBCTL_STOP_DEQUEUED; signr = ptrace_stop(signr, CLD_TRAPPED, 0, info); / We're back. Did the debugger cancel the sig? / if (signr == 0) return signr; / * Update the siginfo structure if the signal has * changed. If the debugger wanted something * specific in the siginfo structure then it should * have updated info via PTRACE_SETSIGINFO. / if (signr != info->si_signo) { clear_siginfo(info); info->si_signo = signr; info->si_errno = 0; info->si_code = SI_USER; rcu_read_lock(); info->si_pid = task_pid_vnr(current->parent); info->si_uid = from_kuid_munged(current_user_ns(), task_uid(current->parent)); rcu_read_unlock(); } /* If the (new) signal is now blocked, requeue it. / if (sigismember(&current->blocked, signr) \|\| fatal_signal_pending(current)) { send_signal_locked(signr, info, current, type); signr = 0; } return signr; } static void hide_si_addr_tag_bits(struct ksignal ksig) { switch (siginfo_layout(ksig->sig, ksig->info.si_code)) { case SIL_FAULT: case SIL_FAULT_TRAPNO: case SIL_FAULT_MCEERR: case SIL_FAULT_BNDERR: case SIL_FAULT_PKUERR: case SIL_FAULT_PERF_EVENT: ksig->info.si_addr = arch_untagged_si_addr( ksig->info.si_addr, ksig->sig, ksig->info.si_code); break; case SIL_KILL: case SIL_TIMER: case SIL_POLL: case SIL_CHLD: case SIL_RT: case SIL_SYS: break; } } bool get_signal(struct ksignal ksig) { struct sighand_struct sighand = current->sighand; struct signal_struct signal = current->signal; int signr; clear_notify_signal(); if (unlikely(task_work_pending(current))) task_work_run(); if (!task_sigpending(current)) return false; if (unlikely(uprobe_deny_signal())) return false; / * Do this once, we can't return to user-mode if freezing() == T. * do_signal_stop() and ptrace_stop() set TASK_STOPPED/TASK_TRACED * and the freezer handles those states via TASK_FROZEN, thus they * do not need another check after return. / try_to_freeze(); relock: spin_lock_irq(&sighand->siglock); / * Every stopped thread goes here after wakeup. Check to see if * we should notify the parent, prepare_signal(SIGCONT) encodes * the CLD_ si_code into SIGNAL_CLD_MASK bits. / if (unlikely(signal->flags & SIGNAL_CLD_MASK)) { int why; if (signal->flags & SIGNAL_CLD_CONTINUED) why = CLD_CONTINUED; else why = CLD_STOPPED; signal->flags &= ~SIGNAL_CLD_MASK; spin_unlock_irq(&sighand->siglock); / * Notify the parent that we're continuing. This event is * always per-process and doesn't make whole lot of sense * for ptracers, who shouldn't consume the state via * wait(2) either, but, for backward compatibility, notify * the ptracer of the group leader too unless it's gonna be * a duplicate. / read_lock(&tasklist_lock); do_notify_parent_cldstop(current, false, why); if (ptrace_reparented(current->group_leader)) do_notify_parent_cldstop(current->group_leader, true, why); read_unlock(&tasklist_lock); goto relock; } for (;;) { struct k_sigaction ka; enum pid_type type; /* Has this task already been marked for death? / if ((signal->flags & SIGNAL_GROUP_EXIT) \|\| signal->group_exec_task) { signr = SIGKILL; sigdelset(&current->pending.signal, SIGKILL); trace_signal_deliver(SIGKILL, SEND_SIG_NOINFO, &sighand->action[SIGKILL-1]); recalc_sigpending(); / * implies do_group_exit() or return to PF_USER_WORKER, * no need to initialize ksig->info/etc. / goto fatal; } if (unlikely(current->jobctl & JOBCTL_STOP_PENDING) && do_signal_stop(0)) goto relock; if (unlikely(current->jobctl & (JOBCTL_TRAP_MASK \| JOBCTL_TRAP_FREEZE))) { if (current->jobctl & JOBCTL_TRAP_MASK) { do_jobctl_trap(); spin_unlock_irq(&sighand->siglock); } else if (current->jobctl & JOBCTL_TRAP_FREEZE) do_freezer_trap(); goto relock; } / * If the task is leaving the frozen state, let's update * cgroup counters and reset the frozen bit. / if (unlikely(cgroup_task_frozen(current))) { spin_unlock_irq(&sighand->siglock); cgroup_leave_frozen(false); goto relock; } / * Signals generated by the execution of an instruction * need to be delivered before any other pending signals * so that the instruction pointer in the signal stack * frame points to the faulting instruction. / type = PIDTYPE_PID; signr = dequeue_synchronous_signal(&ksig->info); if (!signr) signr = dequeue_signal(&current->blocked, &ksig->info, &type); if (!signr) break; / will return 0 / if (unlikely(current->ptrace) && (signr != SIGKILL) && !(sighand->action[signr -1].sa.sa_flags & SA_IMMUTABLE)) { signr = ptrace_signal(signr, &ksig->info, type); if (!signr) continue; } ka = &sighand->action[signr-1]; / Trace actually delivered signals. / trace_signal_deliver(signr, &ksig->info, ka); if (ka->sa.sa_handler == SIG_IGN) / Do nothing. / continue; if (ka->sa.sa_handler != SIG_DFL) { / Run the handler. / ksig->ka = ka; if (ka->sa.sa_flags & SA_ONESHOT) ka->sa.sa_handler = SIG_DFL; break; /* will return non-zero "signr" value / } / * Now we are doing the default action for this signal. / if (sig_kernel_ignore(signr)) / Default is nothing. / continue; / * Global init gets no signals it doesn't want. * Container-init gets no signals it doesn't want from same * container. * * Note that if global/container-init sees a sig_kernel_only() * signal here, the signal must have been generated internally * or must have come from an ancestor namespace. In either * case, the signal cannot be dropped. / if (unlikely(signal->flags & SIGNAL_UNKILLABLE) && !sig_kernel_only(signr)) continue; if (sig_kernel_stop(signr)) { / * The default action is to stop all threads in * the thread group. The job control signals * do nothing in an orphaned pgrp, but SIGSTOP * always works. Note that siglock needs to be * dropped during the call to is_orphaned_pgrp() * because of lock ordering with tasklist_lock. * This allows an intervening SIGCONT to be posted. * We need to check for that and bail out if necessary. / if (signr != SIGSTOP) { spin_unlock_irq(&sighand->siglock); / signals can be posted during this window / if (is_current_pgrp_orphaned()) goto relock; spin_lock_irq(&sighand->siglock); } if (likely(do_signal_stop(signr))) { / It released the siglock. / goto relock; } / * We didn't actually stop, due to a race * with SIGCONT or something like that. / continue; } fatal: spin_unlock_irq(&sighand->siglock); if (unlikely(cgroup_task_frozen(current))) cgroup_leave_frozen(true); / * Anything else is fatal, maybe with a core dump. / current->flags \|= PF_SIGNALED; if (sig_kernel_coredump(signr)) { if (print_fatal_signals) print_fatal_signal(signr); proc_coredump_connector(current); / * If it was able to dump core, this kills all * other threads in the group and synchronizes with * their demise. If we lost the race with another * thread getting here, it set group_exit_code * first and our do_group_exit call below will use * that value and ignore the one we pass it. / vfs_coredump(&ksig->info); } / * PF_USER_WORKER threads will catch and exit on fatal signals * themselves. They have cleanup that must be performed, so we * cannot call do_exit() on their behalf. Note that ksig won't * be properly initialized, PF_USER_WORKER's shouldn't use it. / if (current->flags & PF_USER_WORKER) goto out; / * Death signals, no core dump. / do_group_exit(signr); / NOTREACHED / } spin_unlock_irq(&sighand->siglock); ksig->sig = signr; if (signr && !(ksig->ka.sa.sa_flags & SA_EXPOSE_TAGBITS)) hide_si_addr_tag_bits(ksig); out: return signr > 0; } /* * signal_delivered - called after signal delivery to update blocked signals * @ksig: kernel signal struct * @stepping: nonzero if debugger single-step or block-step in use * * This function should be called when a signal has successfully been * delivered. It updates the blocked signals accordingly (@ksig->ka.sa.sa_mask * is always blocked), and the signal itself is blocked unless %SA_NODEFER * is set in @ksig->ka.sa.sa_flags. Tracing is notified. / static void signal_delivered(struct ksignal ksig, int stepping) { sigset_t blocked; /* A signal was successfully delivered, and the saved sigmask was stored on the signal frame, and will be restored by sigreturn. So we can simply clear the restore sigmask flag. / clear_restore_sigmask(); sigorsets(&blocked, &current->blocked, &ksig->ka.sa.sa_mask); if (!(ksig->ka.sa.sa_flags & SA_NODEFER)) sigaddset(&blocked, ksig->sig); set_current_blocked(&blocked); if (current->sas_ss_flags & SS_AUTODISARM) sas_ss_reset(current); if (stepping) ptrace_notify(SIGTRAP, 0); } void signal_setup_done(int failed, struct ksignal ksig, int stepping) { if (failed) force_sigsegv(ksig->sig); else signal_delivered(ksig, stepping); } /* * It could be that complete_signal() picked us to notify about the * group-wide signal. Other threads should be notified now to take * the shared signals in @which since we will not. / static void retarget_shared_pending(struct task_struct tsk, sigset_t which) { sigset_t retarget; struct task_struct t; sigandsets(&retarget, &tsk->signal->shared_pending.signal, which); if (sigisemptyset(&retarget)) return; for_other_threads(tsk, t) { if (t->flags & PF_EXITING) continue; if (!has_pending_signals(&retarget, &t->blocked)) continue; /* Remove the signals this thread can handle. / sigandsets(&retarget, &retarget, &t->blocked); if (!task_sigpending(t)) signal_wake_up(t, 0); if (sigisemptyset(&retarget)) break; } } void exit_signals(struct task_struct tsk) { int group_stop = 0; sigset_t unblocked; /* * @tsk is about to have PF_EXITING set - lock out users which * expect stable threadgroup. / cgroup_threadgroup_change_begin(tsk); if (thread_group_empty(tsk) \|\| (tsk->signal->flags & SIGNAL_GROUP_EXIT)) { tsk->flags \|= PF_EXITING; cgroup_threadgroup_change_end(tsk); return; } spin_lock_irq(&tsk->sighand->siglock); / * From now this task is not visible for group-wide signals, * see wants_signal(), do_signal_stop(). / tsk->flags \|= PF_EXITING; cgroup_threadgroup_change_end(tsk); if (!task_sigpending(tsk)) goto out; unblocked = tsk->blocked; signotset(&unblocked); retarget_shared_pending(tsk, &unblocked); if (unlikely(tsk->jobctl & JOBCTL_STOP_PENDING) && task_participate_group_stop(tsk)) group_stop = CLD_STOPPED; out: spin_unlock_irq(&tsk->sighand->siglock); / * If group stop has completed, deliver the notification. This * should always go to the real parent of the group leader. / if (unlikely(group_stop)) { read_lock(&tasklist_lock); do_notify_parent_cldstop(tsk, false, group_stop); read_unlock(&tasklist_lock); } } / * System call entry points. / /* * sys_restart_syscall - restart a system call / SYSCALL_DEFINE0(restart_syscall) { struct restart_block restart = &current->restart_block; return restart->fn(restart); } long do_no_restart_syscall(struct restart_block param) { return -EINTR; } static void __set_task_blocked(struct task_struct tsk, const sigset_t newset) { if (task_sigpending(tsk) && !thread_group_empty(tsk)) { sigset_t newblocked; / A set of now blocked but previously unblocked signals. / sigandnsets(&newblocked, newset, &current->blocked); retarget_shared_pending(tsk, &newblocked); } tsk->blocked = newset; recalc_sigpending(); } /** * set_current_blocked - change current->blocked mask * @newset: new mask * * It is wrong to change ->blocked directly, this helper should be used * to ensure the process can't miss a shared signal we are going to block. / void set_current_blocked(sigset_t newset) { sigdelsetmask(newset, sigmask(SIGKILL) \| sigmask(SIGSTOP)); __set_current_blocked(newset); } void __set_current_blocked(const sigset_t newset) { struct task_struct tsk = current; /* * In case the signal mask hasn't changed, there is nothing we need * to do. The current->blocked shouldn't be modified by other task. / if (sigequalsets(&tsk->blocked, newset)) return; spin_lock_irq(&tsk->sighand->siglock); __set_task_blocked(tsk, newset); spin_unlock_irq(&tsk->sighand->siglock); } / * This is also useful for kernel threads that want to temporarily * (or permanently) block certain signals. * * NOTE! Unlike the user-mode sys_sigprocmask(), the kernel * interface happily blocks "unblockable" signals like SIGKILL * and friends. / int sigprocmask(int how, sigset_t set, sigset_t oldset) { struct task_struct tsk = current; sigset_t newset; /* Lockless, only current can change ->blocked, never from irq / if (oldset) oldset = tsk->blocked; switch (how) { case SIG_BLOCK: sigorsets(&newset, &tsk->blocked, set); break; case SIG_UNBLOCK: sigandnsets(&newset, &tsk->blocked, set); break; case SIG_SETMASK: newset = set; break; default: return -EINVAL; } __set_current_blocked(&newset); return 0; } EXPORT_SYMBOL(sigprocmask); / * The api helps set app-provided sigmasks. * * This is useful for syscalls such as ppoll, pselect, io_pgetevents and * epoll_pwait where a new sigmask is passed from userland for the syscalls. * * Note that it does set_restore_sigmask() in advance, so it must be always * paired with restore_saved_sigmask_unless() before return from syscall. / int set_user_sigmask(const sigset_t __user umask, size_t sigsetsize) { sigset_t kmask; if (!umask) return 0; if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (copy_from_user(&kmask, umask, sizeof(sigset_t))) return -EFAULT; set_restore_sigmask(); current->saved_sigmask = current->blocked; set_current_blocked(&kmask); return 0; } #ifdef CONFIG_COMPAT int set_compat_user_sigmask(const compat_sigset_t __user umask, size_t sigsetsize) { sigset_t kmask; if (!umask) return 0; if (sigsetsize != sizeof(compat_sigset_t)) return -EINVAL; if (get_compat_sigset(&kmask, umask)) return -EFAULT; set_restore_sigmask(); current->saved_sigmask = current->blocked; set_current_blocked(&kmask); return 0; } #endif /* * sys_rt_sigprocmask - change the list of currently blocked signals * @how: whether to add, remove, or set signals * @nset: stores pending signals * @oset: previous value of signal mask if non-null * @sigsetsize: size of sigset_t type / SYSCALL_DEFINE4(rt_sigprocmask, int, how, sigset_t __user , nset, sigset_t __user , oset, size_t, sigsetsize) { sigset_t old_set, new_set; int error; / XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(sigset_t)) return -EINVAL; old_set = current->blocked; if (nset) { if (copy_from_user(&new_set, nset, sizeof(sigset_t))) return -EFAULT; sigdelsetmask(&new_set, sigmask(SIGKILL)\|sigmask(SIGSTOP)); error = sigprocmask(how, &new_set, NULL); if (error) return error; } if (oset) { if (copy_to_user(oset, &old_set, sizeof(sigset_t))) return -EFAULT; } return 0; } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE4(rt_sigprocmask, int, how, compat_sigset_t __user , nset, compat_sigset_t __user , oset, compat_size_t, sigsetsize) { sigset_t old_set = current->blocked; / XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (nset) { sigset_t new_set; int error; if (get_compat_sigset(&new_set, nset)) return -EFAULT; sigdelsetmask(&new_set, sigmask(SIGKILL)\|sigmask(SIGSTOP)); error = sigprocmask(how, &new_set, NULL); if (error) return error; } return oset ? put_compat_sigset(oset, &old_set, sizeof(oset)) : 0; } #endif static void do_sigpending(sigset_t set) { spin_lock_irq(&current->sighand->siglock); sigorsets(set, &current->pending.signal, &current->signal->shared_pending.signal); spin_unlock_irq(&current->sighand->siglock); / Outside the lock because only this thread touches it. / sigandsets(set, &current->blocked, set); } /* * sys_rt_sigpending - examine a pending signal that has been raised * while blocked * @uset: stores pending signals * @sigsetsize: size of sigset_t type or larger / SYSCALL_DEFINE2(rt_sigpending, sigset_t __user , uset, size_t, sigsetsize) { sigset_t set; if (sigsetsize > sizeof(uset)) return -EINVAL; do_sigpending(&set); if (copy_to_user(uset, &set, sigsetsize)) return -EFAULT; return 0; } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE2(rt_sigpending, compat_sigset_t __user , uset, compat_size_t, sigsetsize) { sigset_t set; if (sigsetsize > sizeof(uset)) return -EINVAL; do_sigpending(&set); return put_compat_sigset(uset, &set, sigsetsize); } #endif static const struct { unsigned char limit, layout; } sig_sicodes[] = { [SIGILL] = { NSIGILL, SIL_FAULT }, [SIGFPE] = { NSIGFPE, SIL_FAULT }, [SIGSEGV] = { NSIGSEGV, SIL_FAULT }, [SIGBUS] = { NSIGBUS, SIL_FAULT }, [SIGTRAP] = { NSIGTRAP, SIL_FAULT }, #if defined(SIGEMT) [SIGEMT] = { NSIGEMT, SIL_FAULT }, #endif [SIGCHLD] = { NSIGCHLD, SIL_CHLD }, [SIGPOLL] = { NSIGPOLL, SIL_POLL }, [SIGSYS] = { NSIGSYS, SIL_SYS }, }; static bool known_siginfo_layout(unsigned sig, int si_code) { if (si_code == SI_KERNEL) return true; else if ((si_code > SI_USER)) { if (sig_specific_sicodes(sig)) { if (si_code <= sig_sicodes[sig].limit) return true; } else if (si_code <= NSIGPOLL) return true; } else if (si_code >= SI_DETHREAD) return true; else if (si_code == SI_ASYNCNL) return true; return false; } enum siginfo_layout siginfo_layout(unsigned sig, int si_code) { enum siginfo_layout layout = SIL_KILL; if ((si_code > SI_USER) && (si_code < SI_KERNEL)) { if ((sig < ARRAY_SIZE(sig_sicodes)) && (si_code <= sig_sicodes[sig].limit)) { layout = sig_sicodes[sig].layout; / Handle the exceptions / if ((sig == SIGBUS) && (si_code >= BUS_MCEERR_AR) && (si_code <= BUS_MCEERR_AO)) layout = SIL_FAULT_MCEERR; else if ((sig == SIGSEGV) && (si_code == SEGV_BNDERR)) layout = SIL_FAULT_BNDERR; #ifdef SEGV_PKUERR else if ((sig == SIGSEGV) && (si_code == SEGV_PKUERR)) layout = SIL_FAULT_PKUERR; #endif else if ((sig == SIGTRAP) && (si_code == TRAP_PERF)) layout = SIL_FAULT_PERF_EVENT; else if (IS_ENABLED(CONFIG_SPARC) && (sig == SIGILL) && (si_code == ILL_ILLTRP)) layout = SIL_FAULT_TRAPNO; else if (IS_ENABLED(CONFIG_ALPHA) && ((sig == SIGFPE) \|\| ((sig == SIGTRAP) && (si_code == TRAP_UNK)))) layout = SIL_FAULT_TRAPNO; } else if (si_code <= NSIGPOLL) layout = SIL_POLL; } else { if (si_code == SI_TIMER) layout = SIL_TIMER; else if (si_code == SI_SIGIO) layout = SIL_POLL; else if (si_code < 0) layout = SIL_RT; } return layout; } static inline char __user si_expansion(const siginfo_t __user info) { return ((char __user )info) + sizeof(struct kernel_siginfo); } int copy_siginfo_to_user(siginfo_t __user to, const kernel_siginfo_t from) { char __user expansion = si_expansion(to); if (copy_to_user(to, from , sizeof(struct kernel_siginfo))) return -EFAULT; if (clear_user(expansion, SI_EXPANSION_SIZE)) return -EFAULT; return 0; } static int post_copy_siginfo_from_user(kernel_siginfo_t info, const siginfo_t __user from) { if (unlikely(!known_siginfo_layout(info->si_signo, info->si_code))) { char __user expansion = si_expansion(from); char buf[SI_EXPANSION_SIZE]; int i; /* * An unknown si_code might need more than * sizeof(struct kernel_siginfo) bytes. Verify all of the * extra bytes are 0. This guarantees copy_siginfo_to_user * will return this data to userspace exactly. / if (copy_from_user(&buf, expansion, SI_EXPANSION_SIZE)) return -EFAULT; for (i = 0; i < SI_EXPANSION_SIZE; i++) { if (buf[i] != 0) return -E2BIG; } } return 0; } static int __copy_siginfo_from_user(int signo, kernel_siginfo_t to, const siginfo_t __user from) { if (copy_from_user(to, from, sizeof(struct kernel_siginfo))) return -EFAULT; to->si_signo = signo; return post_copy_siginfo_from_user(to, from); } int copy_siginfo_from_user(kernel_siginfo_t to, const siginfo_t __user from) { if (copy_from_user(to, from, sizeof(struct kernel_siginfo))) return -EFAULT; return post_copy_siginfo_from_user(to, from); } #ifdef CONFIG_COMPAT /* * copy_siginfo_to_external32 - copy a kernel siginfo into a compat user siginfo * @to: compat siginfo destination * @from: kernel siginfo source * * Note: This function does not work properly for the SIGCHLD on x32, but * fortunately it doesn't have to. The only valid callers for this function are * copy_siginfo_to_user32, which is overriden for x32 and the coredump code. * The latter does not care because SIGCHLD will never cause a coredump. / void copy_siginfo_to_external32(struct compat_siginfo to, const struct kernel_siginfo from) { memset(to, 0, sizeof(to)); to->si_signo = from->si_signo; to->si_errno = from->si_errno; to->si_code = from->si_code; switch(siginfo_layout(from->si_signo, from->si_code)) { case SIL_KILL: to->si_pid = from->si_pid; to->si_uid = from->si_uid; break; case SIL_TIMER: to->si_tid = from->si_tid; to->si_overrun = from->si_overrun; to->si_int = from->si_int; break; case SIL_POLL: to->si_band = from->si_band; to->si_fd = from->si_fd; break; case SIL_FAULT: to->si_addr = ptr_to_compat(from->si_addr); break; case SIL_FAULT_TRAPNO: to->si_addr = ptr_to_compat(from->si_addr); to->si_trapno = from->si_trapno; break; case SIL_FAULT_MCEERR: to->si_addr = ptr_to_compat(from->si_addr); to->si_addr_lsb = from->si_addr_lsb; break; case SIL_FAULT_BNDERR: to->si_addr = ptr_to_compat(from->si_addr); to->si_lower = ptr_to_compat(from->si_lower); to->si_upper = ptr_to_compat(from->si_upper); break; case SIL_FAULT_PKUERR: to->si_addr = ptr_to_compat(from->si_addr); to->si_pkey = from->si_pkey; break; case SIL_FAULT_PERF_EVENT: to->si_addr = ptr_to_compat(from->si_addr); to->si_perf_data = from->si_perf_data; to->si_perf_type = from->si_perf_type; to->si_perf_flags = from->si_perf_flags; break; case SIL_CHLD: to->si_pid = from->si_pid; to->si_uid = from->si_uid; to->si_status = from->si_status; to->si_utime = from->si_utime; to->si_stime = from->si_stime; break; case SIL_RT: to->si_pid = from->si_pid; to->si_uid = from->si_uid; to->si_int = from->si_int; break; case SIL_SYS: to->si_call_addr = ptr_to_compat(from->si_call_addr); to->si_syscall = from->si_syscall; to->si_arch = from->si_arch; break; } } int __copy_siginfo_to_user32(struct compat_siginfo __user to, const struct kernel_siginfo from) { struct compat_siginfo new; copy_siginfo_to_external32(&new, from); if (copy_to_user(to, &new, sizeof(struct compat_siginfo))) return -EFAULT; return 0; } static int post_copy_siginfo_from_user32(kernel_siginfo_t to, const struct compat_siginfo from) { clear_siginfo(to); to->si_signo = from->si_signo; to->si_errno = from->si_errno; to->si_code = from->si_code; switch(siginfo_layout(from->si_signo, from->si_code)) { case SIL_KILL: to->si_pid = from->si_pid; to->si_uid = from->si_uid; break; case SIL_TIMER: to->si_tid = from->si_tid; to->si_overrun = from->si_overrun; to->si_int = from->si_int; break; case SIL_POLL: to->si_band = from->si_band; to->si_fd = from->si_fd; break; case SIL_FAULT: to->si_addr = compat_ptr(from->si_addr); break; case SIL_FAULT_TRAPNO: to->si_addr = compat_ptr(from->si_addr); to->si_trapno = from->si_trapno; break; case SIL_FAULT_MCEERR: to->si_addr = compat_ptr(from->si_addr); to->si_addr_lsb = from->si_addr_lsb; break; case SIL_FAULT_BNDERR: to->si_addr = compat_ptr(from->si_addr); to->si_lower = compat_ptr(from->si_lower); to->si_upper = compat_ptr(from->si_upper); break; case SIL_FAULT_PKUERR: to->si_addr = compat_ptr(from->si_addr); to->si_pkey = from->si_pkey; break; case SIL_FAULT_PERF_EVENT: to->si_addr = compat_ptr(from->si_addr); to->si_perf_data = from->si_perf_data; to->si_perf_type = from->si_perf_type; to->si_perf_flags = from->si_perf_flags; break; case SIL_CHLD: to->si_pid = from->si_pid; to->si_uid = from->si_uid; to->si_status = from->si_status; #ifdef CONFIG_X86_X32_ABI if (in_x32_syscall()) { to->si_utime = from->_sifields._sigchld_x32._utime; to->si_stime = from->_sifields._sigchld_x32._stime; } else #endif { to->si_utime = from->si_utime; to->si_stime = from->si_stime; } break; case SIL_RT: to->si_pid = from->si_pid; to->si_uid = from->si_uid; to->si_int = from->si_int; break; case SIL_SYS: to->si_call_addr = compat_ptr(from->si_call_addr); to->si_syscall = from->si_syscall; to->si_arch = from->si_arch; break; } return 0; } static int __copy_siginfo_from_user32(int signo, struct kernel_siginfo to, const struct compat_siginfo __user ufrom) { struct compat_siginfo from; if (copy_from_user(&from, ufrom, sizeof(struct compat_siginfo))) return -EFAULT; from.si_signo = signo; return post_copy_siginfo_from_user32(to, &from); } int copy_siginfo_from_user32(struct kernel_siginfo to, const struct compat_siginfo __user ufrom) { struct compat_siginfo from; if (copy_from_user(&from, ufrom, sizeof(struct compat_siginfo))) return -EFAULT; return post_copy_siginfo_from_user32(to, &from); } #endif /* CONFIG_COMPAT / /* * do_sigtimedwait - wait for queued signals specified in @which * @which: queued signals to wait for * @info: if non-null, the signal's siginfo is returned here * @ts: upper bound on process time suspension / static int do_sigtimedwait(const sigset_t which, kernel_siginfo_t info, const struct timespec64 ts) { ktime_t to = NULL, timeout = KTIME_MAX; struct task_struct tsk = current; sigset_t mask = which; enum pid_type type; int sig, ret = 0; if (ts) { if (!timespec64_valid(ts)) return -EINVAL; timeout = timespec64_to_ktime(ts); to = &timeout; } /* * Invert the set of allowed signals to get those we want to block. / sigdelsetmask(&mask, sigmask(SIGKILL) \| sigmask(SIGSTOP)); signotset(&mask); spin_lock_irq(&tsk->sighand->siglock); sig = dequeue_signal(&mask, info, &type); if (!sig && timeout) { / * None ready, temporarily unblock those we're interested * while we are sleeping in so that we'll be awakened when * they arrive. Unblocking is always fine, we can avoid * set_current_blocked(). / tsk->real_blocked = tsk->blocked; sigandsets(&tsk->blocked, &tsk->blocked, &mask); recalc_sigpending(); spin_unlock_irq(&tsk->sighand->siglock); __set_current_state(TASK_INTERRUPTIBLE\|TASK_FREEZABLE); ret = schedule_hrtimeout_range(to, tsk->timer_slack_ns, HRTIMER_MODE_REL); spin_lock_irq(&tsk->sighand->siglock); __set_task_blocked(tsk, &tsk->real_blocked); sigemptyset(&tsk->real_blocked); sig = dequeue_signal(&mask, info, &type); } spin_unlock_irq(&tsk->sighand->siglock); if (sig) return sig; return ret ? -EINTR : -EAGAIN; } /* * sys_rt_sigtimedwait - synchronously wait for queued signals specified * in @uthese * @uthese: queued signals to wait for * @uinfo: if non-null, the signal's siginfo is returned here * @uts: upper bound on process time suspension * @sigsetsize: size of sigset_t type / SYSCALL_DEFINE4(rt_sigtimedwait, const sigset_t __user , uthese, siginfo_t __user , uinfo, const struct __kernel_timespec __user , uts, size_t, sigsetsize) { sigset_t these; struct timespec64 ts; kernel_siginfo_t info; int ret; /* XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (copy_from_user(&these, uthese, sizeof(these))) return -EFAULT; if (uts) { if (get_timespec64(&ts, uts)) return -EFAULT; } ret = do_sigtimedwait(&these, &info, uts ? &ts : NULL); if (ret > 0 && uinfo) { if (copy_siginfo_to_user(uinfo, &info)) ret = -EFAULT; } return ret; } #ifdef CONFIG_COMPAT_32BIT_TIME SYSCALL_DEFINE4(rt_sigtimedwait_time32, const sigset_t __user , uthese, siginfo_t __user , uinfo, const struct old_timespec32 __user , uts, size_t, sigsetsize) { sigset_t these; struct timespec64 ts; kernel_siginfo_t info; int ret; if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (copy_from_user(&these, uthese, sizeof(these))) return -EFAULT; if (uts) { if (get_old_timespec32(&ts, uts)) return -EFAULT; } ret = do_sigtimedwait(&these, &info, uts ? &ts : NULL); if (ret > 0 && uinfo) { if (copy_siginfo_to_user(uinfo, &info)) ret = -EFAULT; } return ret; } #endif #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE4(rt_sigtimedwait_time64, compat_sigset_t __user , uthese, struct compat_siginfo __user , uinfo, struct __kernel_timespec __user , uts, compat_size_t, sigsetsize) { sigset_t s; struct timespec64 t; kernel_siginfo_t info; long ret; if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (get_compat_sigset(&s, uthese)) return -EFAULT; if (uts) { if (get_timespec64(&t, uts)) return -EFAULT; } ret = do_sigtimedwait(&s, &info, uts ? &t : NULL); if (ret > 0 && uinfo) { if (copy_siginfo_to_user32(uinfo, &info)) ret = -EFAULT; } return ret; } #ifdef CONFIG_COMPAT_32BIT_TIME COMPAT_SYSCALL_DEFINE4(rt_sigtimedwait_time32, compat_sigset_t __user , uthese, struct compat_siginfo __user , uinfo, struct old_timespec32 __user , uts, compat_size_t, sigsetsize) { sigset_t s; struct timespec64 t; kernel_siginfo_t info; long ret; if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (get_compat_sigset(&s, uthese)) return -EFAULT; if (uts) { if (get_old_timespec32(&t, uts)) return -EFAULT; } ret = do_sigtimedwait(&s, &info, uts ? &t : NULL); if (ret > 0 && uinfo) { if (copy_siginfo_to_user32(uinfo, &info)) ret = -EFAULT; } return ret; } #endif #endif static void prepare_kill_siginfo(int sig, struct kernel_siginfo info, enum pid_type type) { clear_siginfo(info); info->si_signo = sig; info->si_errno = 0; info->si_code = (type == PIDTYPE_PID) ? SI_TKILL : SI_USER; info->si_pid = task_tgid_vnr(current); info->si_uid = from_kuid_munged(current_user_ns(), current_uid()); } /* * sys_kill - send a signal to a process * @pid: the PID of the process * @sig: signal to be sent / SYSCALL_DEFINE2(kill, pid_t, pid, int, sig) { struct kernel_siginfo info; prepare_kill_siginfo(sig, &info, PIDTYPE_TGID); return kill_something_info(sig, &info, pid); } / * Verify that the signaler and signalee either are in the same pid namespace * or that the signaler's pid namespace is an ancestor of the signalee's pid * namespace. / static bool access_pidfd_pidns(struct pid pid) { struct pid_namespace active = task_active_pid_ns(current); struct pid_namespace p = ns_of_pid(pid); for (;;) { if (!p) return false; if (p == active) break; p = p->parent; } return true; } static int copy_siginfo_from_user_any(kernel_siginfo_t kinfo, siginfo_t __user info) { #ifdef CONFIG_COMPAT /* * Avoid hooking up compat syscalls and instead handle necessary * conversions here. Note, this is a stop-gap measure and should not be * considered a generic solution. / if (in_compat_syscall()) return copy_siginfo_from_user32( kinfo, (struct compat_siginfo __user )info); #endif return copy_siginfo_from_user(kinfo, info); } static struct pid pidfd_to_pid(const struct file file) { struct pid pid; pid = pidfd_pid(file); if (!IS_ERR(pid)) return pid; return tgid_pidfd_to_pid(file); } #define PIDFD_SEND_SIGNAL_FLAGS \ (PIDFD_SIGNAL_THREAD \| PIDFD_SIGNAL_THREAD_GROUP \| \ PIDFD_SIGNAL_PROCESS_GROUP) static int do_pidfd_send_signal(struct pid pid, int sig, enum pid_type type, siginfo_t __user info, unsigned int flags) { kernel_siginfo_t kinfo; switch (flags) { case PIDFD_SIGNAL_THREAD: type = PIDTYPE_PID; break; case PIDFD_SIGNAL_THREAD_GROUP: type = PIDTYPE_TGID; break; case PIDFD_SIGNAL_PROCESS_GROUP: type = PIDTYPE_PGID; break; } if (info) { int ret; ret = copy_siginfo_from_user_any(&kinfo, info); if (unlikely(ret)) return ret; if (unlikely(sig != kinfo.si_signo)) return -EINVAL; / Only allow sending arbitrary signals to yourself. / if ((task_pid(current) != pid \|\| type > PIDTYPE_TGID) && (kinfo.si_code >= 0 \|\| kinfo.si_code == SI_TKILL)) return -EPERM; } else { prepare_kill_siginfo(sig, &kinfo, type); } if (type == PIDTYPE_PGID) return kill_pgrp_info(sig, &kinfo, pid); return kill_pid_info_type(sig, &kinfo, pid, type); } /* * sys_pidfd_send_signal - Signal a process through a pidfd * @pidfd: file descriptor of the process * @sig: signal to send * @info: signal info * @flags: future flags * * Send the signal to the thread group or to the individual thread depending * on PIDFD_THREAD. * In the future extension to @flags may be used to override the default scope * of @pidfd. * * Return: 0 on success, negative errno on failure / SYSCALL_DEFINE4(pidfd_send_signal, int, pidfd, int, sig, siginfo_t __user , info, unsigned int, flags) { struct pid pid; enum pid_type type; int ret; / Enforce flags be set to 0 until we add an extension. / if (flags & ~PIDFD_SEND_SIGNAL_FLAGS) return -EINVAL; / Ensure that only a single signal scope determining flag is set. / if (hweight32(flags & PIDFD_SEND_SIGNAL_FLAGS) > 1) return -EINVAL; switch (pidfd) { case PIDFD_SELF_THREAD: pid = get_task_pid(current, PIDTYPE_PID); type = PIDTYPE_PID; break; case PIDFD_SELF_THREAD_GROUP: pid = get_task_pid(current, PIDTYPE_TGID); type = PIDTYPE_TGID; break; default: { CLASS(fd, f)(pidfd); if (fd_empty(f)) return -EBADF; / Is this a pidfd? / pid = pidfd_to_pid(fd_file(f)); if (IS_ERR(pid)) return PTR_ERR(pid); if (!access_pidfd_pidns(pid)) return -EINVAL; / Infer scope from the type of pidfd. / if (fd_file(f)->f_flags & PIDFD_THREAD) type = PIDTYPE_PID; else type = PIDTYPE_TGID; return do_pidfd_send_signal(pid, sig, type, info, flags); } } ret = do_pidfd_send_signal(pid, sig, type, info, flags); put_pid(pid); return ret; } static int do_send_specific(pid_t tgid, pid_t pid, int sig, struct kernel_siginfo info) { struct task_struct p; int error = -ESRCH; rcu_read_lock(); p = find_task_by_vpid(pid); if (p && (tgid <= 0 \|\| task_tgid_vnr(p) == tgid)) { error = check_kill_permission(sig, info, p); / * The null signal is a permissions and process existence * probe. No signal is actually delivered. / if (!error && sig) { error = do_send_sig_info(sig, info, p, PIDTYPE_PID); / * If lock_task_sighand() failed we pretend the task * dies after receiving the signal. The window is tiny, * and the signal is private anyway. / if (unlikely(error == -ESRCH)) error = 0; } } rcu_read_unlock(); return error; } static int do_tkill(pid_t tgid, pid_t pid, int sig) { struct kernel_siginfo info; prepare_kill_siginfo(sig, &info, PIDTYPE_PID); return do_send_specific(tgid, pid, sig, &info); } /* * sys_tgkill - send signal to one specific thread * @tgid: the thread group ID of the thread * @pid: the PID of the thread * @sig: signal to be sent * * This syscall also checks the @tgid and returns -ESRCH even if the PID * exists but it's not belonging to the target process anymore. This * method solves the problem of threads exiting and PIDs getting reused. / SYSCALL_DEFINE3(tgkill, pid_t, tgid, pid_t, pid, int, sig) { / This is only valid for single tasks / if (pid <= 0 \|\| tgid <= 0) return -EINVAL; return do_tkill(tgid, pid, sig); } /* * sys_tkill - send signal to one specific task * @pid: the PID of the task * @sig: signal to be sent * * Send a signal to only one task, even if it's a CLONE_THREAD task. / SYSCALL_DEFINE2(tkill, pid_t, pid, int, sig) { / This is only valid for single tasks / if (pid <= 0) return -EINVAL; return do_tkill(0, pid, sig); } static int do_rt_sigqueueinfo(pid_t pid, int sig, kernel_siginfo_t info) { /* Not even root can pretend to send signals from the kernel. * Nor can they impersonate a kill()/tgkill(), which adds source info. / if ((info->si_code >= 0 \|\| info->si_code == SI_TKILL) && (task_pid_vnr(current) != pid)) return -EPERM; / POSIX.1b doesn't mention process groups. / return kill_proc_info(sig, info, pid); } /* * sys_rt_sigqueueinfo - send signal information to a signal * @pid: the PID of the thread * @sig: signal to be sent * @uinfo: signal info to be sent / SYSCALL_DEFINE3(rt_sigqueueinfo, pid_t, pid, int, sig, siginfo_t __user , uinfo) { kernel_siginfo_t info; int ret = __copy_siginfo_from_user(sig, &info, uinfo); if (unlikely(ret)) return ret; return do_rt_sigqueueinfo(pid, sig, &info); } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE3(rt_sigqueueinfo, compat_pid_t, pid, int, sig, struct compat_siginfo __user , uinfo) { kernel_siginfo_t info; int ret = __copy_siginfo_from_user32(sig, &info, uinfo); if (unlikely(ret)) return ret; return do_rt_sigqueueinfo(pid, sig, &info); } #endif static int do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, kernel_siginfo_t info) { /* This is only valid for single tasks / if (pid <= 0 \|\| tgid <= 0) return -EINVAL; / Not even root can pretend to send signals from the kernel. * Nor can they impersonate a kill()/tgkill(), which adds source info. / if ((info->si_code >= 0 \|\| info->si_code == SI_TKILL) && (task_pid_vnr(current) != pid)) return -EPERM; return do_send_specific(tgid, pid, sig, info); } SYSCALL_DEFINE4(rt_tgsigqueueinfo, pid_t, tgid, pid_t, pid, int, sig, siginfo_t __user , uinfo) { kernel_siginfo_t info; int ret = __copy_siginfo_from_user(sig, &info, uinfo); if (unlikely(ret)) return ret; return do_rt_tgsigqueueinfo(tgid, pid, sig, &info); } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE4(rt_tgsigqueueinfo, compat_pid_t, tgid, compat_pid_t, pid, int, sig, struct compat_siginfo __user , uinfo) { kernel_siginfo_t info; int ret = __copy_siginfo_from_user32(sig, &info, uinfo); if (unlikely(ret)) return ret; return do_rt_tgsigqueueinfo(tgid, pid, sig, &info); } #endif / * For kthreads only, must not be used if cloned with CLONE_SIGHAND / void kernel_sigaction(int sig, __sighandler_t action) { spin_lock_irq(&current->sighand->siglock); current->sighand->action[sig - 1].sa.sa_handler = action; if (action == SIG_IGN) { sigset_t mask; sigemptyset(&mask); sigaddset(&mask, sig); flush_sigqueue_mask(current, &mask, &current->signal->shared_pending); flush_sigqueue_mask(current, &mask, &current->pending); recalc_sigpending(); } spin_unlock_irq(&current->sighand->siglock); } EXPORT_SYMBOL(kernel_sigaction); void __weak sigaction_compat_abi(struct k_sigaction act, struct k_sigaction oact) { } int do_sigaction(int sig, struct k_sigaction act, struct k_sigaction oact) { struct task_struct p = current, t; struct k_sigaction k; sigset_t mask; if (!valid_signal(sig) \|\| sig < 1 \|\| (act && sig_kernel_only(sig))) return -EINVAL; k = &p->sighand->action[sig-1]; spin_lock_irq(&p->sighand->siglock); if (k->sa.sa_flags & SA_IMMUTABLE) { spin_unlock_irq(&p->sighand->siglock); return -EINVAL; } if (oact) oact = k; /* * Make sure that we never accidentally claim to support SA_UNSUPPORTED, * e.g. by having an architecture use the bit in their uapi. / BUILD_BUG_ON(UAPI_SA_FLAGS & SA_UNSUPPORTED); / * Clear unknown flag bits in order to allow userspace to detect missing * support for flag bits and to allow the kernel to use non-uapi bits * internally. / if (act) act->sa.sa_flags &= UAPI_SA_FLAGS; if (oact) oact->sa.sa_flags &= UAPI_SA_FLAGS; sigaction_compat_abi(act, oact); if (act) { bool was_ignored = k->sa.sa_handler == SIG_IGN; sigdelsetmask(&act->sa.sa_mask, sigmask(SIGKILL) \| sigmask(SIGSTOP)); k = act; / * POSIX 3.3.1.3: * "Setting a signal action to SIG_IGN for a signal that is * pending shall cause the pending signal to be discarded, * whether or not it is blocked." * * "Setting a signal action to SIG_DFL for a signal that is * pending and whose default action is to ignore the signal * (for example, SIGCHLD), shall cause the pending signal to * be discarded, whether or not it is blocked" / if (sig_handler_ignored(sig_handler(p, sig), sig)) { sigemptyset(&mask); sigaddset(&mask, sig); flush_sigqueue_mask(p, &mask, &p->signal->shared_pending); for_each_thread(p, t) flush_sigqueue_mask(p, &mask, &t->pending); } else if (was_ignored) { posixtimer_sig_unignore(p, sig); } } spin_unlock_irq(&p->sighand->siglock); return 0; } #ifdef CONFIG_DYNAMIC_SIGFRAME static inline void sigaltstack_lock(void) __acquires(&current->sighand->siglock) { spin_lock_irq(&current->sighand->siglock); } static inline void sigaltstack_unlock(void) __releases(&current->sighand->siglock) { spin_unlock_irq(&current->sighand->siglock); } #else static inline void sigaltstack_lock(void) { } static inline void sigaltstack_unlock(void) { } #endif static int do_sigaltstack (const stack_t ss, stack_t oss, unsigned long sp, size_t min_ss_size) { struct task_struct t = current; int ret = 0; if (oss) { memset(oss, 0, sizeof(stack_t)); oss->ss_sp = (void __user ) t->sas_ss_sp; oss->ss_size = t->sas_ss_size; oss->ss_flags = sas_ss_flags(sp) \| (current->sas_ss_flags & SS_FLAG_BITS); } if (ss) { void __user ss_sp = ss->ss_sp; size_t ss_size = ss->ss_size; unsigned ss_flags = ss->ss_flags; int ss_mode; if (unlikely(on_sig_stack(sp))) return -EPERM; ss_mode = ss_flags & ~SS_FLAG_BITS; if (unlikely(ss_mode != SS_DISABLE && ss_mode != SS_ONSTACK && ss_mode != 0)) return -EINVAL; /* * Return before taking any locks if no actual * sigaltstack changes were requested. / if (t->sas_ss_sp == (unsigned long)ss_sp && t->sas_ss_size == ss_size && t->sas_ss_flags == ss_flags) return 0; sigaltstack_lock(); if (ss_mode == SS_DISABLE) { ss_size = 0; ss_sp = NULL; } else { if (unlikely(ss_size < min_ss_size)) ret = -ENOMEM; if (!sigaltstack_size_valid(ss_size)) ret = -ENOMEM; } if (!ret) { t->sas_ss_sp = (unsigned long) ss_sp; t->sas_ss_size = ss_size; t->sas_ss_flags = ss_flags; } sigaltstack_unlock(); } return ret; } SYSCALL_DEFINE2(sigaltstack,const stack_t __user ,uss, stack_t __user ,uoss) { stack_t new, old; int err; if (uss && copy_from_user(&new, uss, sizeof(stack_t))) return -EFAULT; err = do_sigaltstack(uss ? &new : NULL, uoss ? &old : NULL, current_user_stack_pointer(), MINSIGSTKSZ); if (!err && uoss && copy_to_user(uoss, &old, sizeof(stack_t))) err = -EFAULT; return err; } int restore_altstack(const stack_t __user uss) { stack_t new; if (copy_from_user(&new, uss, sizeof(stack_t))) return -EFAULT; (void)do_sigaltstack(&new, NULL, current_user_stack_pointer(), MINSIGSTKSZ); /* squash all but EFAULT for now / return 0; } int __save_altstack(stack_t __user uss, unsigned long sp) { struct task_struct t = current; int err = __put_user((void __user )t->sas_ss_sp, &uss->ss_sp) \| __put_user(t->sas_ss_flags, &uss->ss_flags) \| __put_user(t->sas_ss_size, &uss->ss_size); return err; } #ifdef CONFIG_COMPAT static int do_compat_sigaltstack(const compat_stack_t __user uss_ptr, compat_stack_t __user uoss_ptr) { stack_t uss, uoss; int ret; if (uss_ptr) { compat_stack_t uss32; if (copy_from_user(&uss32, uss_ptr, sizeof(compat_stack_t))) return -EFAULT; uss.ss_sp = compat_ptr(uss32.ss_sp); uss.ss_flags = uss32.ss_flags; uss.ss_size = uss32.ss_size; } ret = do_sigaltstack(uss_ptr ? &uss : NULL, &uoss, compat_user_stack_pointer(), COMPAT_MINSIGSTKSZ); if (ret >= 0 && uoss_ptr) { compat_stack_t old; memset(&old, 0, sizeof(old)); old.ss_sp = ptr_to_compat(uoss.ss_sp); old.ss_flags = uoss.ss_flags; old.ss_size = uoss.ss_size; if (copy_to_user(uoss_ptr, &old, sizeof(compat_stack_t))) ret = -EFAULT; } return ret; } COMPAT_SYSCALL_DEFINE2(sigaltstack, const compat_stack_t __user , uss_ptr, compat_stack_t __user , uoss_ptr) { return do_compat_sigaltstack(uss_ptr, uoss_ptr); } int compat_restore_altstack(const compat_stack_t __user uss) { int err = do_compat_sigaltstack(uss, NULL); / squash all but -EFAULT for now / return err == -EFAULT ? err : 0; } int __compat_save_altstack(compat_stack_t __user uss, unsigned long sp) { int err; struct task_struct t = current; err = __put_user(ptr_to_compat((void __user )t->sas_ss_sp), &uss->ss_sp) \| __put_user(t->sas_ss_flags, &uss->ss_flags) \| __put_user(t->sas_ss_size, &uss->ss_size); return err; } #endif #ifdef __ARCH_WANT_SYS_SIGPENDING /** * sys_sigpending - examine pending signals * @uset: where mask of pending signal is returned / SYSCALL_DEFINE1(sigpending, old_sigset_t __user , uset) { sigset_t set; if (sizeof(old_sigset_t) > sizeof(uset)) return -EINVAL; do_sigpending(&set); if (copy_to_user(uset, &set, sizeof(old_sigset_t))) return -EFAULT; return 0; } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE1(sigpending, compat_old_sigset_t __user , set32) { sigset_t set; do_sigpending(&set); return put_user(set.sig[0], set32); } #endif #endif #ifdef __ARCH_WANT_SYS_SIGPROCMASK /** * sys_sigprocmask - examine and change blocked signals * @how: whether to add, remove, or set signals * @nset: signals to add or remove (if non-null) * @oset: previous value of signal mask if non-null * * Some platforms have their own version with special arguments; * others support only sys_rt_sigprocmask. / SYSCALL_DEFINE3(sigprocmask, int, how, old_sigset_t __user , nset, old_sigset_t __user , oset) { old_sigset_t old_set, new_set; sigset_t new_blocked; old_set = current->blocked.sig[0]; if (nset) { if (copy_from_user(&new_set, nset, sizeof(nset))) return -EFAULT; new_blocked = current->blocked; switch (how) { case SIG_BLOCK: sigaddsetmask(&new_blocked, new_set); break; case SIG_UNBLOCK: sigdelsetmask(&new_blocked, new_set); break; case SIG_SETMASK: new_blocked.sig[0] = new_set; break; default: return -EINVAL; } set_current_blocked(&new_blocked); } if (oset) { if (copy_to_user(oset, &old_set, sizeof(oset))) return -EFAULT; } return 0; } #endif / __ARCH_WANT_SYS_SIGPROCMASK / #ifndef CONFIG_ODD_RT_SIGACTION /* * sys_rt_sigaction - alter an action taken by a process * @sig: signal to be sent * @act: new sigaction * @oact: used to save the previous sigaction * @sigsetsize: size of sigset_t type / SYSCALL_DEFINE4(rt_sigaction, int, sig, const struct sigaction __user , act, struct sigaction __user , oact, size_t, sigsetsize) { struct k_sigaction new_sa, old_sa; int ret; / XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (act && copy_from_user(&new_sa.sa, act, sizeof(new_sa.sa))) return -EFAULT; ret = do_sigaction(sig, act ? &new_sa : NULL, oact ? &old_sa : NULL); if (ret) return ret; if (oact && copy_to_user(oact, &old_sa.sa, sizeof(old_sa.sa))) return -EFAULT; return 0; } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE4(rt_sigaction, int, sig, const struct compat_sigaction __user , act, struct compat_sigaction __user , oact, compat_size_t, sigsetsize) { struct k_sigaction new_ka, old_ka; #ifdef __ARCH_HAS_SA_RESTORER compat_uptr_t restorer; #endif int ret; / XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(compat_sigset_t)) return -EINVAL; if (act) { compat_uptr_t handler; ret = get_user(handler, &act->sa_handler); new_ka.sa.sa_handler = compat_ptr(handler); #ifdef __ARCH_HAS_SA_RESTORER ret \|= get_user(restorer, &act->sa_restorer); new_ka.sa.sa_restorer = compat_ptr(restorer); #endif ret \|= get_compat_sigset(&new_ka.sa.sa_mask, &act->sa_mask); ret \|= get_user(new_ka.sa.sa_flags, &act->sa_flags); if (ret) return -EFAULT; } ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); if (!ret && oact) { ret = put_user(ptr_to_compat(old_ka.sa.sa_handler), &oact->sa_handler); ret \|= put_compat_sigset(&oact->sa_mask, &old_ka.sa.sa_mask, sizeof(oact->sa_mask)); ret \|= put_user(old_ka.sa.sa_flags, &oact->sa_flags); #ifdef __ARCH_HAS_SA_RESTORER ret \|= put_user(ptr_to_compat(old_ka.sa.sa_restorer), &oact->sa_restorer); #endif } return ret; } #endif #endif / !CONFIG_ODD_RT_SIGACTION / #ifdef CONFIG_OLD_SIGACTION SYSCALL_DEFINE3(sigaction, int, sig, const struct old_sigaction __user , act, struct old_sigaction __user , oact) { struct k_sigaction new_ka, old_ka; int ret; if (act) { old_sigset_t mask; if (!access_ok(act, sizeof(act)) \|\| __get_user(new_ka.sa.sa_handler, &act->sa_handler) \|\| __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) \|\| __get_user(new_ka.sa.sa_flags, &act->sa_flags) \|\| __get_user(mask, &act->sa_mask)) return -EFAULT; #ifdef __ARCH_HAS_KA_RESTORER new_ka.ka_restorer = NULL; #endif siginitset(&new_ka.sa.sa_mask, mask); } ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); if (!ret && oact) { if (!access_ok(oact, sizeof(oact)) \|\| __put_user(old_ka.sa.sa_handler, &oact->sa_handler) \|\| __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) \|\| __put_user(old_ka.sa.sa_flags, &oact->sa_flags) \|\| __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; } return ret; } #endif #ifdef CONFIG_COMPAT_OLD_SIGACTION COMPAT_SYSCALL_DEFINE3(sigaction, int, sig, const struct compat_old_sigaction __user , act, struct compat_old_sigaction __user , oact) { struct k_sigaction new_ka, old_ka; int ret; compat_old_sigset_t mask; compat_uptr_t handler, restorer; if (act) { if (!access_ok(act, sizeof(act)) \|\| __get_user(handler, &act->sa_handler) \|\| __get_user(restorer, &act->sa_restorer) \|\| __get_user(new_ka.sa.sa_flags, &act->sa_flags) \|\| __get_user(mask, &act->sa_mask)) return -EFAULT; #ifdef __ARCH_HAS_KA_RESTORER new_ka.ka_restorer = NULL; #endif new_ka.sa.sa_handler = compat_ptr(handler); new_ka.sa.sa_restorer = compat_ptr(restorer); siginitset(&new_ka.sa.sa_mask, mask); } ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); if (!ret && oact) { if (!access_ok(oact, sizeof(oact)) \|\| __put_user(ptr_to_compat(old_ka.sa.sa_handler), &oact->sa_handler) \|\| __put_user(ptr_to_compat(old_ka.sa.sa_restorer), &oact->sa_restorer) \|\| __put_user(old_ka.sa.sa_flags, &oact->sa_flags) \|\| __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; } return ret; } #endif #ifdef CONFIG_SGETMASK_SYSCALL / * For backwards compatibility. Functionality superseded by sigprocmask. / SYSCALL_DEFINE0(sgetmask) { / SMP safe / return current->blocked.sig[0]; } SYSCALL_DEFINE1(ssetmask, int, newmask) { int old = current->blocked.sig[0]; sigset_t newset; siginitset(&newset, newmask); set_current_blocked(&newset); return old; } #endif / CONFIG_SGETMASK_SYSCALL / #ifdef __ARCH_WANT_SYS_SIGNAL / * For backwards compatibility. Functionality superseded by sigaction. / SYSCALL_DEFINE2(signal, int, sig, __sighandler_t, handler) { struct k_sigaction new_sa, old_sa; int ret; new_sa.sa.sa_handler = handler; new_sa.sa.sa_flags = SA_ONESHOT \| SA_NOMASK; sigemptyset(&new_sa.sa.sa_mask); ret = do_sigaction(sig, &new_sa, &old_sa); return ret ? ret : (unsigned long)old_sa.sa.sa_handler; } #endif / __ARCH_WANT_SYS_SIGNAL / #ifdef __ARCH_WANT_SYS_PAUSE SYSCALL_DEFINE0(pause) { while (!signal_pending(current)) { __set_current_state(TASK_INTERRUPTIBLE); schedule(); } return -ERESTARTNOHAND; } #endif static int sigsuspend(sigset_t set) { current->saved_sigmask = current->blocked; set_current_blocked(set); while (!signal_pending(current)) { __set_current_state(TASK_INTERRUPTIBLE); schedule(); } set_restore_sigmask(); return -ERESTARTNOHAND; } /** * sys_rt_sigsuspend - replace the signal mask for a value with the * @unewset value until a signal is received * @unewset: new signal mask value * @sigsetsize: size of sigset_t type / SYSCALL_DEFINE2(rt_sigsuspend, sigset_t __user , unewset, size_t, sigsetsize) { sigset_t newset; /* XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (copy_from_user(&newset, unewset, sizeof(newset))) return -EFAULT; return sigsuspend(&newset); } #ifdef CONFIG_COMPAT COMPAT_SYSCALL_DEFINE2(rt_sigsuspend, compat_sigset_t __user , unewset, compat_size_t, sigsetsize) { sigset_t newset; /* XXX: Don't preclude handling different sized sigset_t's. / if (sigsetsize != sizeof(sigset_t)) return -EINVAL; if (get_compat_sigset(&newset, unewset)) return -EFAULT; return sigsuspend(&newset); } #endif #ifdef CONFIG_OLD_SIGSUSPEND SYSCALL_DEFINE1(sigsuspend, old_sigset_t, mask) { sigset_t blocked; siginitset(&blocked, mask); return sigsuspend(&blocked); } #endif #ifdef CONFIG_OLD_SIGSUSPEND3 SYSCALL_DEFINE3(sigsuspend, int, unused1, int, unused2, old_sigset_t, mask) { sigset_t blocked; siginitset(&blocked, mask); return sigsuspend(&blocked); } #endif __weak const char arch_vma_name(struct vm_area_struct vma) { return NULL; } static inline void siginfo_buildtime_checks(void) { BUILD_BUG_ON(sizeof(struct siginfo) != SI_MAX_SIZE); / Verify the offsets in the two siginfos match / #define CHECK_OFFSET(field) \ BUILD_BUG_ON(offsetof(siginfo_t, field) != offsetof(kernel_siginfo_t, field)) / kill / CHECK_OFFSET(si_pid); CHECK_OFFSET(si_uid); / timer / CHECK_OFFSET(si_tid); CHECK_OFFSET(si_overrun); CHECK_OFFSET(si_value); / rt / CHECK_OFFSET(si_pid); CHECK_OFFSET(si_uid); CHECK_OFFSET(si_value); / sigchld / CHECK_OFFSET(si_pid); CHECK_OFFSET(si_uid); CHECK_OFFSET(si_status); CHECK_OFFSET(si_utime); CHECK_OFFSET(si_stime); / sigfault / CHECK_OFFSET(si_addr); CHECK_OFFSET(si_trapno); CHECK_OFFSET(si_addr_lsb); CHECK_OFFSET(si_lower); CHECK_OFFSET(si_upper); CHECK_OFFSET(si_pkey); CHECK_OFFSET(si_perf_data); CHECK_OFFSET(si_perf_type); CHECK_OFFSET(si_perf_flags); / sigpoll / CHECK_OFFSET(si_band); CHECK_OFFSET(si_fd); / sigsys / CHECK_OFFSET(si_call_addr); CHECK_OFFSET(si_syscall); CHECK_OFFSET(si_arch); #undef CHECK_OFFSET / usb asyncio / BUILD_BUG_ON(offsetof(struct siginfo, si_pid) != offsetof(struct siginfo, si_addr)); if (sizeof(int) == sizeof(void __user )) { BUILD_BUG_ON(sizeof_field(struct siginfo, si_pid) != sizeof(void __user )); } else { BUILD_BUG_ON((sizeof_field(struct siginfo, si_pid) + sizeof_field(struct siginfo, si_uid)) != sizeof(void __user )); BUILD_BUG_ON(offsetofend(struct siginfo, si_pid) != offsetof(struct siginfo, si_uid)); } #ifdef CONFIG_COMPAT BUILD_BUG_ON(offsetof(struct compat_siginfo, si_pid) != offsetof(struct compat_siginfo, si_addr)); BUILD_BUG_ON(sizeof_field(struct compat_siginfo, si_pid) != sizeof(compat_uptr_t)); BUILD_BUG_ON(sizeof_field(struct compat_siginfo, si_pid) != sizeof_field(struct siginfo, si_pid)); #endif } #if defined(CONFIG_SYSCTL) static const struct ctl_table signal_debug_table[] = { #ifdef CONFIG_SYSCTL_EXCEPTION_TRACE { .procname = "exception-trace", .data = &show_unhandled_signals, .maxlen = sizeof(int), .mode = 0644, .proc_handler = proc_dointvec }, #endif }; static const struct ctl_table signal_table[] = { { .procname = "print-fatal-signals", .data = &print_fatal_signals, .maxlen = sizeof(int), .mode = 0644, .proc_handler = proc_dointvec, }, }; static int __init init_signal_sysctls(void) { register_sysctl_init("debug", signal_debug_table); register_sysctl_init("kernel", signal_table); return 0; } early_initcall(init_signal_sysctls); #endif /* CONFIG_SYSCTL / void __init signals_init(void) { siginfo_buildtime_checks(); sigqueue_cachep = KMEM_CACHE(sigqueue, SLAB_PANIC \| SLAB_ACCOUNT); } #ifdef CONFIG_KGDB_KDB #include <linux/kdb.h> / * kdb_send_sig - Allows kdb to send signals without exposing * signal internals. This function checks if the required locks are * available before calling the main signal code, to avoid kdb * deadlocks. / void kdb_send_sig(struct task_struct t, int sig) { static struct task_struct kdb_prev_t; int new_t, ret; if (!spin_trylock(&t->sighand->siglock)) { kdb_printf("Can't do kill command now.\n" "The sigmask lock is held somewhere else in " "kernel, try again later\n"); return; } new_t = kdb_prev_t != t; kdb_prev_t = t; if (!task_is_running(t) && new_t) { spin_unlock(&t->sighand->siglock); kdb_printf("Process is not RUNNING, sending a signal from " "kdb risks deadlock\n" "on the run queue locks. " "The signal has _not_ been sent.\n" "Reissue the kill command if you want to risk " "the deadlock.\n"); return; } ret = send_signal_locked(sig, SEND_SIG_PRIV, t, PIDTYPE_PID); spin_unlock(&t->sighand->siglock); if (ret) kdb_printf("Fail to deliver Signal %d to process %d.\n", sig, t->pid); else kdb_printf("Signal %d is sent to process %d.\n", sig, t->pid); } #endif / CONFIG_KGDB_KDB */ ]
10/2	2026/05/13 05:50	tool	read-file	0m Args: map[File:kernel/ptrace.c] Results: map[Contents:// SPDX-License-Identifier: GPL-2.0-only /* * linux/kernel/ptrace.c * * (C) Copyright 1999 Linus Torvalds * * Common interfaces for "ptrace()" which we do not want * to continually duplicate across every architecture. / #include <linux/capability.h> #include <linux/export.h> #include <linux/sched.h> #include <linux/sched/mm.h> #include <linux/sched/coredump.h> #include <linux/sched/task.h> #include <linux/errno.h> #include <linux/mm.h> #include <linux/highmem.h> #include <linux/pagemap.h> #include <linux/ptrace.h> #include <linux/security.h> #include <linux/signal.h> #include <linux/uio.h> #include <linux/audit.h> #include <linux/pid_namespace.h> #include <linux/syscalls.h> #include <linux/uaccess.h> #include <linux/regset.h> #include <linux/hw_breakpoint.h> #include <linux/cn_proc.h> #include <linux/compat.h> #include <linux/sched/signal.h> #include <linux/minmax.h> #include <linux/syscall_user_dispatch.h> #include <asm/syscall.h> / for syscall_get_* / / * Access another process' address space via ptrace. * Source/target buffer must be kernel space, * Do not walk the page table directly, use get_user_pages / int ptrace_access_vm(struct task_struct tsk, unsigned long addr, void buf, int len, unsigned int gup_flags) { struct mm_struct mm; int ret; mm = get_task_mm(tsk); if (!mm) return 0; if (!tsk->ptrace \|\| (current != tsk->parent) \|\| ((get_dumpable(mm) != SUID_DUMP_USER) && !ptracer_capable(tsk, mm->user_ns))) { mmput(mm); return 0; } ret = access_remote_vm(mm, addr, buf, len, gup_flags); mmput(mm); return ret; } void __ptrace_link(struct task_struct child, struct task_struct new_parent, const struct cred ptracer_cred) { BUG_ON(!list_empty(&child->ptrace_entry)); list_add(&child->ptrace_entry, &new_parent->ptraced); child->parent = new_parent; child->ptracer_cred = get_cred(ptracer_cred); } / * ptrace a task: make the debugger its new parent and * move it to the ptrace list. * * Must be called with the tasklist lock write-held. / static void ptrace_link(struct task_struct child, struct task_struct new_parent) { __ptrace_link(child, new_parent, current_cred()); } /* * __ptrace_unlink - unlink ptracee and restore its execution state * @child: ptracee to be unlinked * * Remove @child from the ptrace list, move it back to the original parent, * and restore the execution state so that it conforms to the group stop * state. * * Unlinking can happen via two paths - explicit PTRACE_DETACH or ptracer * exiting. For PTRACE_DETACH, unless the ptracee has been killed between * ptrace_check_attach() and here, it's guaranteed to be in TASK_TRACED. * If the ptracer is exiting, the ptracee can be in any state. * * After detach, the ptracee should be in a state which conforms to the * group stop. If the group is stopped or in the process of stopping, the * ptracee should be put into TASK_STOPPED; otherwise, it should be woken * up from TASK_TRACED. * * If the ptracee is in TASK_TRACED and needs to be moved to TASK_STOPPED, * it goes through TRACED -> RUNNING -> STOPPED transition which is similar * to but in the opposite direction of what happens while attaching to a * stopped task. However, in this direction, the intermediate RUNNING * state is not hidden even from the current ptracer and if it immediately * re-attaches and performs a WNOHANG wait(2), it may fail. * * CONTEXT: * write_lock_irq(tasklist_lock) / void __ptrace_unlink(struct task_struct child) { const struct cred old_cred; BUG_ON(!child->ptrace); clear_task_syscall_work(child, SYSCALL_TRACE); #if defined(CONFIG_GENERIC_ENTRY) \|\| defined(TIF_SYSCALL_EMU) clear_task_syscall_work(child, SYSCALL_EMU); #endif child->parent = child->real_parent; list_del_init(&child->ptrace_entry); old_cred = child->ptracer_cred; child->ptracer_cred = NULL; put_cred(old_cred); spin_lock(&child->sighand->siglock); child->ptrace = 0; / * Clear all pending traps and TRAPPING. TRAPPING should be * cleared regardless of JOBCTL_STOP_PENDING. Do it explicitly. / task_clear_jobctl_pending(child, JOBCTL_TRAP_MASK); task_clear_jobctl_trapping(child); / * Reinstate JOBCTL_STOP_PENDING if group stop is in effect and * @child isn't dead. / if (!(child->flags & PF_EXITING) && (child->signal->flags & SIGNAL_STOP_STOPPED \|\| child->signal->group_stop_count)) child->jobctl \|= JOBCTL_STOP_PENDING; / * If transition to TASK_STOPPED is pending or in TASK_TRACED, kick * @child in the butt. Note that @resume should be used iff @child * is in TASK_TRACED; otherwise, we might unduly disrupt * TASK_KILLABLE sleeps. / if (child->jobctl & JOBCTL_STOP_PENDING \|\| task_is_traced(child)) ptrace_signal_wake_up(child, true); spin_unlock(&child->sighand->siglock); } static bool looks_like_a_spurious_pid(struct task_struct task) { if (task->exit_code != ((PTRACE_EVENT_EXEC << 8) \| SIGTRAP)) return false; if (task_pid_vnr(task) == task->ptrace_message) return false; /* * The tracee changed its pid but the PTRACE_EVENT_EXEC event * was not wait()'ed, most probably debugger targets the old * leader which was destroyed in de_thread(). / return true; } / * Ensure that nothing can wake it up, even SIGKILL * * A task is switched to this state while a ptrace operation is in progress; * such that the ptrace operation is uninterruptible. / static bool ptrace_freeze_traced(struct task_struct task) { bool ret = false; /* Lockless, nobody but us can set this flag / if (task->jobctl & JOBCTL_LISTENING) return ret; spin_lock_irq(&task->sighand->siglock); if (task_is_traced(task) && !looks_like_a_spurious_pid(task) && !__fatal_signal_pending(task)) { task->jobctl \|= JOBCTL_PTRACE_FROZEN; ret = true; } spin_unlock_irq(&task->sighand->siglock); return ret; } static void ptrace_unfreeze_traced(struct task_struct task) { unsigned long flags; /* * The child may be awake and may have cleared * JOBCTL_PTRACE_FROZEN (see ptrace_resume). The child will * not set JOBCTL_PTRACE_FROZEN or enter __TASK_TRACED anew. / if (lock_task_sighand(task, &flags)) { task->jobctl &= ~JOBCTL_PTRACE_FROZEN; if (__fatal_signal_pending(task)) { task->jobctl &= ~JOBCTL_TRACED; wake_up_state(task, __TASK_TRACED); } unlock_task_sighand(task, &flags); } } /* * ptrace_check_attach - check whether ptracee is ready for ptrace operation * @child: ptracee to check for * @ignore_state: don't check whether @child is currently %TASK_TRACED * * Check whether @child is being ptraced by %current and ready for further * ptrace operations. If @ignore_state is %false, @child also should be in * %TASK_TRACED state and on return the child is guaranteed to be traced * and not executing. If @ignore_state is %true, @child can be in any * state. * * CONTEXT: * Grabs and releases tasklist_lock and @child->sighand->siglock. * * RETURNS: * 0 on success, -ESRCH if %child is not ready. / static int ptrace_check_attach(struct task_struct child, bool ignore_state) { int ret = -ESRCH; /* * We take the read lock around doing both checks to close a * possible race where someone else was tracing our child and * detached between these two checks. After this locked check, * we are sure that this is our traced child and that can only * be changed by us so it's not changing right after this. / read_lock(&tasklist_lock); if (child->ptrace && child->parent == current) { / * child->sighand can't be NULL, release_task() * does ptrace_unlink() before __exit_signal(). / if (ignore_state \|\| ptrace_freeze_traced(child)) ret = 0; } read_unlock(&tasklist_lock); if (!ret && !ignore_state && WARN_ON_ONCE(!wait_task_inactive(child, __TASK_TRACED\|TASK_FROZEN))) ret = -ESRCH; return ret; } static bool ptrace_has_cap(struct user_namespace ns, unsigned int mode) { if (mode & PTRACE_MODE_NOAUDIT) return ns_capable_noaudit(ns, CAP_SYS_PTRACE); return ns_capable(ns, CAP_SYS_PTRACE); } /* Returns 0 on success, -errno on denial. / static int __ptrace_may_access(struct task_struct task, unsigned int mode) { const struct cred cred = current_cred(), tcred; struct mm_struct mm; kuid_t caller_uid; kgid_t caller_gid; if (!(mode & PTRACE_MODE_FSCREDS) == !(mode & PTRACE_MODE_REALCREDS)) { WARN(1, "denying ptrace access check without PTRACE_MODE_CREDS\n"); return -EPERM; } /* May we inspect the given task? * This check is used both for attaching with ptrace * and for allowing access to sensitive information in /proc. * * ptrace_attach denies several cases that /proc allows * because setting up the necessary parent/child relationship * or halting the specified task is impossible. / / Don't let security modules deny introspection / if (same_thread_group(task, current)) return 0; rcu_read_lock(); if (mode & PTRACE_MODE_FSCREDS) { caller_uid = cred->fsuid; caller_gid = cred->fsgid; } else { / * Using the euid would make more sense here, but something * in userland might rely on the old behavior, and this * shouldn't be a security problem since * PTRACE_MODE_REALCREDS implies that the caller explicitly * used a syscall that requests access to another process * (and not a filesystem syscall to procfs). / caller_uid = cred->uid; caller_gid = cred->gid; } tcred = __task_cred(task); if (uid_eq(caller_uid, tcred->euid) && uid_eq(caller_uid, tcred->suid) && uid_eq(caller_uid, tcred->uid) && gid_eq(caller_gid, tcred->egid) && gid_eq(caller_gid, tcred->sgid) && gid_eq(caller_gid, tcred->gid)) goto ok; if (ptrace_has_cap(tcred->user_ns, mode)) goto ok; rcu_read_unlock(); return -EPERM; ok: rcu_read_unlock(); / * If a task drops privileges and becomes nondumpable (through a syscall * like setresuid()) while we are trying to access it, we must ensure * that the dumpability is read after the credentials; otherwise, * we may be able to attach to a task that we shouldn't be able to * attach to (as if the task had dropped privileges without becoming * nondumpable). * Pairs with a write barrier in commit_creds(). / smp_rmb(); mm = task->mm; if (mm && ((get_dumpable(mm) != SUID_DUMP_USER) && !ptrace_has_cap(mm->user_ns, mode))) return -EPERM; return security_ptrace_access_check(task, mode); } bool ptrace_may_access(struct task_struct task, unsigned int mode) { int err; task_lock(task); err = __ptrace_may_access(task, mode); task_unlock(task); return !err; } static int check_ptrace_options(unsigned long data) { if (data & ~(unsigned long)PTRACE_O_MASK) return -EINVAL; if (unlikely(data & PTRACE_O_SUSPEND_SECCOMP)) { if (!IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) \|\| !IS_ENABLED(CONFIG_SECCOMP)) return -EINVAL; if (!capable(CAP_SYS_ADMIN)) return -EPERM; if (seccomp_mode(&current->seccomp) != SECCOMP_MODE_DISABLED \|\| current->ptrace & PT_SUSPEND_SECCOMP) return -EPERM; } return 0; } static inline void ptrace_set_stopped(struct task_struct task, bool seize) { guard(spinlock)(&task->sighand->siglock); / SEIZE doesn't trap tracee on attach / if (!seize) send_signal_locked(SIGSTOP, SEND_SIG_PRIV, task, PIDTYPE_PID); / * If the task is already STOPPED, set JOBCTL_TRAP_STOP and * TRAPPING, and kick it so that it transits to TRACED. TRAPPING * will be cleared if the child completes the transition or any * event which clears the group stop states happens. We'll wait * for the transition to complete before returning from this * function. * * This hides STOPPED -> RUNNING -> TRACED transition from the * attaching thread but a different thread in the same group can * still observe the transient RUNNING state. IOW, if another * thread's WNOHANG wait(2) on the stopped tracee races against * ATTACH, the wait(2) may fail due to the transient RUNNING. * * The following task_is_stopped() test is safe as both transitions * in and out of STOPPED are protected by siglock. / if (task_is_stopped(task) && task_set_jobctl_pending(task, JOBCTL_TRAP_STOP \| JOBCTL_TRAPPING)) { task->jobctl &= ~JOBCTL_STOPPED; signal_wake_up_state(task, __TASK_STOPPED); } } static int ptrace_attach(struct task_struct task, long request, unsigned long addr, unsigned long flags) { bool seize = (request == PTRACE_SEIZE); int retval; if (seize) { if (addr != 0) return -EIO; /* * This duplicates the check in check_ptrace_options() because * ptrace_attach() and ptrace_setoptions() have historically * used different error codes for unknown ptrace options. / if (flags & ~(unsigned long)PTRACE_O_MASK) return -EIO; retval = check_ptrace_options(flags); if (retval) return retval; flags = PT_PTRACED \| PT_SEIZED \| (flags << PT_OPT_FLAG_SHIFT); } else { flags = PT_PTRACED; } audit_ptrace(task); if (unlikely(task->flags & PF_KTHREAD)) return -EPERM; if (same_thread_group(task, current)) return -EPERM; / * Protect exec's credential calculations against our interference; * SUID, SGID and LSM creds get determined differently * under ptrace. / scoped_cond_guard (mutex_intr, return -ERESTARTNOINTR, &task->signal->cred_guard_mutex) { scoped_guard (task_lock, task) { retval = __ptrace_may_access(task, PTRACE_MODE_ATTACH_REALCREDS); if (retval) return retval; } scoped_guard (write_lock_irq, &tasklist_lock) { if (unlikely(task->exit_state)) return -EPERM; if (task->ptrace) return -EPERM; task->ptrace = flags; ptrace_link(task, current); ptrace_set_stopped(task, seize); } } / * We do not bother to change retval or clear JOBCTL_TRAPPING * if wait_on_bit() was interrupted by SIGKILL. The tracer will * not return to user-mode, it will exit and clear this bit in * __ptrace_unlink() if it wasn't already cleared by the tracee; * and until then nobody can ptrace this task. / wait_on_bit(&task->jobctl, JOBCTL_TRAPPING_BIT, TASK_KILLABLE); proc_ptrace_connector(task, PTRACE_ATTACH); return 0; } /* * ptrace_traceme -- helper for PTRACE_TRACEME * * Performs checks and sets PT_PTRACED. * Should be used by all ptrace implementations for PTRACE_TRACEME. / static int ptrace_traceme(void) { int ret = -EPERM; write_lock_irq(&tasklist_lock); / Are we already being traced? / if (!current->ptrace) { ret = security_ptrace_traceme(current->parent); / * Check PF_EXITING to ensure ->real_parent has not passed * exit_ptrace(). Otherwise we don't report the error but * pretend ->real_parent untraces us right after return. / if (!ret && !(current->real_parent->flags & PF_EXITING)) { current->ptrace = PT_PTRACED; ptrace_link(current, current->real_parent); } } write_unlock_irq(&tasklist_lock); return ret; } / * Called with irqs disabled, returns true if childs should reap themselves. / static int ignoring_children(struct sighand_struct sigh) { int ret; spin_lock(&sigh->siglock); ret = (sigh->action[SIGCHLD-1].sa.sa_handler == SIG_IGN) \|\| (sigh->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDWAIT); spin_unlock(&sigh->siglock); return ret; } /* * Called with tasklist_lock held for writing. * Unlink a traced task, and clean it up if it was a traced zombie. * Return true if it needs to be reaped with release_task(). * (We can't call release_task() here because we already hold tasklist_lock.) * * If it's a zombie, our attachedness prevented normal parent notification * or self-reaping. Do notification now if it would have happened earlier. * If it should reap itself, return true. * * If it's our own child, there is no notification to do. But if our normal * children self-reap, then this child was prevented by ptrace and we must * reap it now, in that case we must also wake up sub-threads sleeping in * do_wait(). / static bool __ptrace_detach(struct task_struct tracer, struct task_struct p) { bool dead; __ptrace_unlink(p); if (p->exit_state != EXIT_ZOMBIE) return false; dead = !thread_group_leader(p); if (!dead && thread_group_empty(p)) { if (!same_thread_group(p->real_parent, tracer)) dead = do_notify_parent(p, p->exit_signal); else if (ignoring_children(tracer->sighand) \|\| p->signal->autoreap) { __wake_up_parent(p, tracer); dead = true; } } / Mark it as in the process of being reaped. / if (dead) p->exit_state = EXIT_DEAD; return dead; } static int ptrace_detach(struct task_struct child, unsigned int data) { if (!valid_signal(data)) return -EIO; /* Architecture-specific hardware disable .. / ptrace_disable(child); write_lock_irq(&tasklist_lock); / * We rely on ptrace_freeze_traced(). It can't be killed and * untraced by another thread, it can't be a zombie. / WARN_ON(!child->ptrace \|\| child->exit_state); / * tasklist_lock avoids the race with wait_task_stopped(), see * the comment in ptrace_resume(). / child->exit_code = data; __ptrace_detach(current, child); write_unlock_irq(&tasklist_lock); proc_ptrace_connector(child, PTRACE_DETACH); return 0; } / * Detach all tasks we were using ptrace on. Called with tasklist held * for writing. / void exit_ptrace(struct task_struct tracer, struct list_head dead) { struct task_struct p, n; list_for_each_entry_safe(p, n, &tracer->ptraced, ptrace_entry) { if (unlikely(p->ptrace & PT_EXITKILL)) send_sig_info(SIGKILL, SEND_SIG_PRIV, p); if (__ptrace_detach(tracer, p)) list_add(&p->ptrace_entry, dead); } } int ptrace_readdata(struct task_struct tsk, unsigned long src, char __user dst, int len) { int copied = 0; while (len > 0) { char buf[128]; int this_len, retval; this_len = (len > sizeof(buf)) ? sizeof(buf) : len; retval = ptrace_access_vm(tsk, src, buf, this_len, FOLL_FORCE); if (!retval) { if (copied) break; return -EIO; } if (copy_to_user(dst, buf, retval)) return -EFAULT; copied += retval; src += retval; dst += retval; len -= retval; } return copied; } int ptrace_writedata(struct task_struct tsk, char __user src, unsigned long dst, int len) { int copied = 0; while (len > 0) { char buf[128]; int this_len, retval; this_len = (len > sizeof(buf)) ? sizeof(buf) : len; if (copy_from_user(buf, src, this_len)) return -EFAULT; retval = ptrace_access_vm(tsk, dst, buf, this_len, FOLL_FORCE \| FOLL_WRITE); if (!retval) { if (copied) break; return -EIO; } copied += retval; src += retval; dst += retval; len -= retval; } return copied; } static int ptrace_setoptions(struct task_struct child, unsigned long data) { unsigned flags; int ret; ret = check_ptrace_options(data); if (ret) return ret; /* Avoid intermediate state when all opts are cleared / flags = child->ptrace; flags &= ~(PTRACE_O_MASK << PT_OPT_FLAG_SHIFT); flags \|= (data << PT_OPT_FLAG_SHIFT); child->ptrace = flags; return 0; } static int ptrace_getsiginfo(struct task_struct child, kernel_siginfo_t info) { unsigned long flags; int error = -ESRCH; if (lock_task_sighand(child, &flags)) { error = -EINVAL; if (likely(child->last_siginfo != NULL)) { copy_siginfo(info, child->last_siginfo); error = 0; } unlock_task_sighand(child, &flags); } return error; } static int ptrace_setsiginfo(struct task_struct child, const kernel_siginfo_t info) { unsigned long flags; int error = -ESRCH; if (lock_task_sighand(child, &flags)) { error = -EINVAL; if (likely(child->last_siginfo != NULL)) { copy_siginfo(child->last_siginfo, info); error = 0; } unlock_task_sighand(child, &flags); } return error; } static int ptrace_peek_siginfo(struct task_struct child, unsigned long addr, unsigned long data) { struct ptrace_peeksiginfo_args arg; struct sigpending pending; struct sigqueue q; int ret, i; ret = copy_from_user(&arg, (void __user ) addr, sizeof(struct ptrace_peeksiginfo_args)); if (ret) return -EFAULT; if (arg.flags & ~PTRACE_PEEKSIGINFO_SHARED) return -EINVAL; / unknown flags / if (arg.nr < 0) return -EINVAL; / Ensure arg.off fits in an unsigned long / if (arg.off > ULONG_MAX) return 0; if (arg.flags & PTRACE_PEEKSIGINFO_SHARED) pending = &child->signal->shared_pending; else pending = &child->pending; for (i = 0; i < arg.nr; ) { kernel_siginfo_t info; unsigned long off = arg.off + i; bool found = false; spin_lock_irq(&child->sighand->siglock); list_for_each_entry(q, &pending->list, list) { if (!off--) { found = true; copy_siginfo(&info, &q->info); break; } } spin_unlock_irq(&child->sighand->siglock); if (!found) / beyond the end of the list / break; #ifdef CONFIG_COMPAT if (unlikely(in_compat_syscall())) { compat_siginfo_t __user uinfo = compat_ptr(data); if (copy_siginfo_to_user32(uinfo, &info)) { ret = -EFAULT; break; } } else #endif { siginfo_t __user uinfo = (siginfo_t __user ) data; if (copy_siginfo_to_user(uinfo, &info)) { ret = -EFAULT; break; } } data += sizeof(siginfo_t); i++; if (signal_pending(current)) break; cond_resched(); } if (i > 0) return i; return ret; } #ifdef CONFIG_RSEQ static long ptrace_get_rseq_configuration(struct task_struct task, unsigned long size, void __user data) { struct ptrace_rseq_configuration conf = { .rseq_abi_pointer = (u64)(uintptr_t)task->rseq.usrptr, .rseq_abi_size = task->rseq.len, .signature = task->rseq.sig, .flags = 0, }; size = min_t(unsigned long, size, sizeof(conf)); if (copy_to_user(data, &conf, size)) return -EFAULT; return sizeof(conf); } #endif #define is_singlestep(request) ((request) == PTRACE_SINGLESTEP) #ifdef PTRACE_SINGLEBLOCK #define is_singleblock(request) ((request) == PTRACE_SINGLEBLOCK) #else #define is_singleblock(request) 0 #endif #ifdef PTRACE_SYSEMU #define is_sysemu_singlestep(request) ((request) == PTRACE_SYSEMU_SINGLESTEP) #else #define is_sysemu_singlestep(request) 0 #endif static int ptrace_resume(struct task_struct child, long request, unsigned long data) { if (!valid_signal(data)) return -EIO; if (request == PTRACE_SYSCALL) set_task_syscall_work(child, SYSCALL_TRACE); else clear_task_syscall_work(child, SYSCALL_TRACE); #if defined(CONFIG_GENERIC_ENTRY) \|\| defined(TIF_SYSCALL_EMU) if (request == PTRACE_SYSEMU \|\| request == PTRACE_SYSEMU_SINGLESTEP) set_task_syscall_work(child, SYSCALL_EMU); else clear_task_syscall_work(child, SYSCALL_EMU); #endif if (is_singleblock(request)) { if (unlikely(!arch_has_block_step())) return -EIO; user_enable_block_step(child); } else if (is_singlestep(request) \|\| is_sysemu_singlestep(request)) { if (unlikely(!arch_has_single_step())) return -EIO; user_enable_single_step(child); } else { user_disable_single_step(child); } / * Change ->exit_code and ->state under siglock to avoid the race * with wait_task_stopped() in between; a non-zero ->exit_code will * wrongly look like another report from tracee. * * Note that we need siglock even if ->exit_code == data and/or this * status was not reported yet, the new status must not be cleared by * wait_task_stopped() after resume. / spin_lock_irq(&child->sighand->siglock); child->exit_code = data; child->jobctl &= ~JOBCTL_TRACED; wake_up_state(child, __TASK_TRACED); spin_unlock_irq(&child->sighand->siglock); return 0; } #ifdef CONFIG_HAVE_ARCH_TRACEHOOK static const struct user_regset find_regset(const struct user_regset_view view, unsigned int type) { const struct user_regset regset; int n; for (n = 0; n < view->n; ++n) { regset = view->regsets + n; if (regset->core_note_type == type) return regset; } return NULL; } static int ptrace_regset(struct task_struct task, int req, unsigned int type, struct iovec kiov) { const struct user_regset_view view = task_user_regset_view(task); const struct user_regset regset = find_regset(view, type); int regset_no; if (!regset \|\| (kiov->iov_len % regset->size) != 0) return -EINVAL; regset_no = regset - view->regsets; kiov->iov_len = min(kiov->iov_len, (__kernel_size_t) (regset->n * regset->size)); if (req == PTRACE_GETREGSET) return copy_regset_to_user(task, view, regset_no, 0, kiov->iov_len, kiov->iov_base); else return copy_regset_from_user(task, view, regset_no, 0, kiov->iov_len, kiov->iov_base); } /* * This is declared in linux/regset.h and defined in machine-dependent * code. We put the export here, near the primary machine-neutral use, * to ensure no machine forgets it. / EXPORT_SYMBOL_GPL(task_user_regset_view); static unsigned long ptrace_get_syscall_info_entry(struct task_struct child, struct pt_regs regs, struct ptrace_syscall_info info) { unsigned long args[ARRAY_SIZE(info->entry.args)]; int i; info->entry.nr = syscall_get_nr(child, regs); syscall_get_arguments(child, regs, args); for (i = 0; i < ARRAY_SIZE(args); i++) info->entry.args[i] = args[i]; /* args is the last field in struct ptrace_syscall_info.entry / return offsetofend(struct ptrace_syscall_info, entry.args); } static unsigned long ptrace_get_syscall_info_seccomp(struct task_struct child, struct pt_regs regs, struct ptrace_syscall_info info) { /* * As struct ptrace_syscall_info.entry is currently a subset * of struct ptrace_syscall_info.seccomp, it makes sense to * initialize that subset using ptrace_get_syscall_info_entry(). * This can be reconsidered in the future if these structures * diverge significantly enough. / ptrace_get_syscall_info_entry(child, regs, info); info->seccomp.ret_data = child->ptrace_message; / * ret_data is the last non-reserved field * in struct ptrace_syscall_info.seccomp / return offsetofend(struct ptrace_syscall_info, seccomp.ret_data); } static unsigned long ptrace_get_syscall_info_exit(struct task_struct child, struct pt_regs regs, struct ptrace_syscall_info info) { info->exit.rval = syscall_get_error(child, regs); info->exit.is_error = !!info->exit.rval; if (!info->exit.is_error) info->exit.rval = syscall_get_return_value(child, regs); /* is_error is the last field in struct ptrace_syscall_info.exit / return offsetofend(struct ptrace_syscall_info, exit.is_error); } static int ptrace_get_syscall_info_op(struct task_struct child) { /* * This does not need lock_task_sighand() to access * child->last_siginfo because ptrace_freeze_traced() * called earlier by ptrace_check_attach() ensures that * the tracee cannot go away and clear its last_siginfo. / switch (child->last_siginfo ? child->last_siginfo->si_code : 0) { case SIGTRAP \| 0x80: switch (child->ptrace_message) { case PTRACE_EVENTMSG_SYSCALL_ENTRY: return PTRACE_SYSCALL_INFO_ENTRY; case PTRACE_EVENTMSG_SYSCALL_EXIT: return PTRACE_SYSCALL_INFO_EXIT; default: return PTRACE_SYSCALL_INFO_NONE; } case SIGTRAP \| (PTRACE_EVENT_SECCOMP << 8): return PTRACE_SYSCALL_INFO_SECCOMP; default: return PTRACE_SYSCALL_INFO_NONE; } } static int ptrace_get_syscall_info(struct task_struct child, unsigned long user_size, void __user datavp) { struct pt_regs regs = task_pt_regs(child); struct ptrace_syscall_info info = { .op = ptrace_get_syscall_info_op(child), .arch = syscall_get_arch(child), .instruction_pointer = instruction_pointer(regs), .stack_pointer = user_stack_pointer(regs), }; unsigned long actual_size = offsetof(struct ptrace_syscall_info, entry); unsigned long write_size; switch (info.op) { case PTRACE_SYSCALL_INFO_ENTRY: actual_size = ptrace_get_syscall_info_entry(child, regs, &info); break; case PTRACE_SYSCALL_INFO_EXIT: actual_size = ptrace_get_syscall_info_exit(child, regs, &info); break; case PTRACE_SYSCALL_INFO_SECCOMP: actual_size = ptrace_get_syscall_info_seccomp(child, regs, &info); break; } write_size = min(actual_size, user_size); return copy_to_user(datavp, &info, write_size) ? -EFAULT : actual_size; } static int ptrace_set_syscall_info_entry(struct task_struct child, struct pt_regs regs, struct ptrace_syscall_info info) { unsigned long args[ARRAY_SIZE(info->entry.args)]; int nr = info->entry.nr; int i; / * Check that the syscall number specified in info->entry.nr * is either a value of type "int" or a sign-extended value * of type "int". / if (nr != info->entry.nr) return -ERANGE; for (i = 0; i < ARRAY_SIZE(args); i++) { args[i] = info->entry.args[i]; / * Check that the syscall argument specified in * info->entry.args[i] is either a value of type * "unsigned long" or a sign-extended value of type "long". / if (args[i] != info->entry.args[i]) return -ERANGE; } syscall_set_nr(child, regs, nr); / * If the syscall number is set to -1, setting syscall arguments is not * just pointless, it would also clobber the syscall return value on * those architectures that share the same register both for the first * argument of syscall and its return value. / if (nr != -1) syscall_set_arguments(child, regs, args); return 0; } static int ptrace_set_syscall_info_seccomp(struct task_struct child, struct pt_regs regs, struct ptrace_syscall_info info) { /* * info->entry is currently a subset of info->seccomp, * info->seccomp.ret_data is currently ignored. / return ptrace_set_syscall_info_entry(child, regs, info); } static int ptrace_set_syscall_info_exit(struct task_struct child, struct pt_regs regs, struct ptrace_syscall_info info) { long rval = info->exit.rval; /* * Check that the return value specified in info->exit.rval * is either a value of type "long" or a sign-extended value * of type "long". / if (rval != info->exit.rval) return -ERANGE; if (info->exit.is_error) syscall_set_return_value(child, regs, rval, 0); else syscall_set_return_value(child, regs, 0, rval); return 0; } static int ptrace_set_syscall_info(struct task_struct child, unsigned long user_size, const void __user datavp) { struct pt_regs regs = task_pt_regs(child); struct ptrace_syscall_info info; if (user_size < sizeof(info)) return -EINVAL; /* * The compatibility is tracked by info.op and info.flags: if user-space * does not instruct us to use unknown extra bits from future versions * of ptrace_syscall_info, we are not going to read them either. / if (copy_from_user(&info, datavp, sizeof(info))) return -EFAULT; / Reserved for future use. / if (info.flags \|\| info.reserved) return -EINVAL; / Changing the type of the system call stop is not supported yet. / if (ptrace_get_syscall_info_op(child) != info.op) return -EINVAL; switch (info.op) { case PTRACE_SYSCALL_INFO_ENTRY: return ptrace_set_syscall_info_entry(child, regs, &info); case PTRACE_SYSCALL_INFO_EXIT: return ptrace_set_syscall_info_exit(child, regs, &info); case PTRACE_SYSCALL_INFO_SECCOMP: return ptrace_set_syscall_info_seccomp(child, regs, &info); default: / Other types of system call stops are not supported yet. / return -EINVAL; } } #endif / CONFIG_HAVE_ARCH_TRACEHOOK / int ptrace_request(struct task_struct child, long request, unsigned long addr, unsigned long data) { bool seized = child->ptrace & PT_SEIZED; int ret = -EIO; kernel_siginfo_t siginfo, si; void __user datavp = (void __user ) data; unsigned long __user datalp = datavp; unsigned long flags; switch (request) { case PTRACE_PEEKTEXT: case PTRACE_PEEKDATA: return generic_ptrace_peekdata(child, addr, data); case PTRACE_POKETEXT: case PTRACE_POKEDATA: return generic_ptrace_pokedata(child, addr, data); #ifdef PTRACE_OLDSETOPTIONS case PTRACE_OLDSETOPTIONS: #endif case PTRACE_SETOPTIONS: ret = ptrace_setoptions(child, data); break; case PTRACE_GETEVENTMSG: ret = put_user(child->ptrace_message, datalp); break; case PTRACE_PEEKSIGINFO: ret = ptrace_peek_siginfo(child, addr, data); break; case PTRACE_GETSIGINFO: ret = ptrace_getsiginfo(child, &siginfo); if (!ret) ret = copy_siginfo_to_user(datavp, &siginfo); break; case PTRACE_SETSIGINFO: ret = copy_siginfo_from_user(&siginfo, datavp); if (!ret) ret = ptrace_setsiginfo(child, &siginfo); break; case PTRACE_GETSIGMASK: { sigset_t mask; if (addr != sizeof(sigset_t)) { ret = -EINVAL; break; } if (test_tsk_restore_sigmask(child)) mask = &child->saved_sigmask; else mask = &child->blocked; if (copy_to_user(datavp, mask, sizeof(sigset_t))) ret = -EFAULT; else ret = 0; break; } case PTRACE_SETSIGMASK: { sigset_t new_set; if (addr != sizeof(sigset_t)) { ret = -EINVAL; break; } if (copy_from_user(&new_set, datavp, sizeof(sigset_t))) { ret = -EFAULT; break; } sigdelsetmask(&new_set, sigmask(SIGKILL)\|sigmask(SIGSTOP)); / * Every thread does recalc_sigpending() after resume, so * retarget_shared_pending() and recalc_sigpending() are not * called here. / spin_lock_irq(&child->sighand->siglock); child->blocked = new_set; spin_unlock_irq(&child->sighand->siglock); clear_tsk_restore_sigmask(child); ret = 0; break; } case PTRACE_INTERRUPT: / * Stop tracee without any side-effect on signal or job * control. At least one trap is guaranteed to happen * after this request. If @child is already trapped, the * current trap is not disturbed and another trap will * happen after the current trap is ended with PTRACE_CONT. * * The actual trap might not be PTRACE_EVENT_STOP trap but * the pending condition is cleared regardless. / if (unlikely(!seized \|\| !lock_task_sighand(child, &flags))) break; / * INTERRUPT doesn't disturb existing trap sans one * exception. If ptracer issued LISTEN for the current * STOP, this INTERRUPT should clear LISTEN and re-trap * tracee into STOP. / if (likely(task_set_jobctl_pending(child, JOBCTL_TRAP_STOP))) ptrace_signal_wake_up(child, child->jobctl & JOBCTL_LISTENING); unlock_task_sighand(child, &flags); ret = 0; break; case PTRACE_LISTEN: / * Listen for events. Tracee must be in STOP. It's not * resumed per-se but is not considered to be in TRACED by * wait(2) or ptrace(2). If an async event (e.g. group * stop state change) happens, tracee will enter STOP trap * again. Alternatively, ptracer can issue INTERRUPT to * finish listening and re-trap tracee into STOP. / if (unlikely(!seized \|\| !lock_task_sighand(child, &flags))) break; si = child->last_siginfo; if (likely(si && (si->si_code >> 8) == PTRACE_EVENT_STOP)) { child->jobctl \|= JOBCTL_LISTENING; / * If NOTIFY is set, it means event happened between * start of this trap and now. Trigger re-trap. / if (child->jobctl & JOBCTL_TRAP_NOTIFY) ptrace_signal_wake_up(child, true); ret = 0; } unlock_task_sighand(child, &flags); break; case PTRACE_DETACH: / detach a process that was attached. / ret = ptrace_detach(child, data); break; #ifdef CONFIG_BINFMT_ELF_FDPIC case PTRACE_GETFDPIC: { struct mm_struct mm = get_task_mm(child); unsigned long tmp = 0; ret = -ESRCH; if (!mm) break; switch (addr) { case PTRACE_GETFDPIC_EXEC: tmp = mm->context.exec_fdpic_loadmap; break; case PTRACE_GETFDPIC_INTERP: tmp = mm->context.interp_fdpic_loadmap; break; default: break; } mmput(mm); ret = put_user(tmp, datalp); break; } #endif case PTRACE_SINGLESTEP: #ifdef PTRACE_SINGLEBLOCK case PTRACE_SINGLEBLOCK: #endif #ifdef PTRACE_SYSEMU case PTRACE_SYSEMU: case PTRACE_SYSEMU_SINGLESTEP: #endif case PTRACE_SYSCALL: case PTRACE_CONT: return ptrace_resume(child, request, data); case PTRACE_KILL: send_sig_info(SIGKILL, SEND_SIG_NOINFO, child); return 0; #ifdef CONFIG_HAVE_ARCH_TRACEHOOK case PTRACE_GETREGSET: case PTRACE_SETREGSET: { struct iovec kiov; struct iovec __user uiov = datavp; if (!access_ok(uiov, sizeof(uiov))) return -EFAULT; if (__get_user(kiov.iov_base, &uiov->iov_base) \|\| __get_user(kiov.iov_len, &uiov->iov_len)) return -EFAULT; ret = ptrace_regset(child, request, addr, &kiov); if (!ret) ret = __put_user(kiov.iov_len, &uiov->iov_len); break; } case PTRACE_GET_SYSCALL_INFO: ret = ptrace_get_syscall_info(child, addr, datavp); break; case PTRACE_SET_SYSCALL_INFO: ret = ptrace_set_syscall_info(child, addr, datavp); break; #endif case PTRACE_SECCOMP_GET_FILTER: ret = seccomp_get_filter(child, addr, datavp); break; case PTRACE_SECCOMP_GET_METADATA: ret = seccomp_get_metadata(child, addr, datavp); break; #ifdef CONFIG_RSEQ case PTRACE_GET_RSEQ_CONFIGURATION: ret = ptrace_get_rseq_configuration(child, addr, datavp); break; #endif case PTRACE_SET_SYSCALL_USER_DISPATCH_CONFIG: ret = syscall_user_dispatch_set_config(child, addr, datavp); break; case PTRACE_GET_SYSCALL_USER_DISPATCH_CONFIG: ret = syscall_user_dispatch_get_config(child, addr, datavp); break; default: break; } return ret; } SYSCALL_DEFINE4(ptrace, long, request, long, pid, unsigned long, addr, unsigned long, data) { struct task_struct child; long ret; if (request == PTRACE_TRACEME) { ret = ptrace_traceme(); goto out; } child = find_get_task_by_vpid(pid); if (!child) { ret = -ESRCH; goto out; } if (request == PTRACE_ATTACH \|\| request == PTRACE_SEIZE) { ret = ptrace_attach(child, request, addr, data); goto out_put_task_struct; } ret = ptrace_check_attach(child, request == PTRACE_KILL \|\| request == PTRACE_INTERRUPT); if (ret < 0) goto out_put_task_struct; ret = arch_ptrace(child, request, addr, data); if (ret \|\| request != PTRACE_DETACH) ptrace_unfreeze_traced(child); out_put_task_struct: put_task_struct(child); out: return ret; } int generic_ptrace_peekdata(struct task_struct tsk, unsigned long addr, unsigned long data) { unsigned long tmp; int copied; copied = ptrace_access_vm(tsk, addr, &tmp, sizeof(tmp), FOLL_FORCE); if (copied != sizeof(tmp)) return -EIO; return put_user(tmp, (unsigned long __user )data); } int generic_ptrace_pokedata(struct task_struct tsk, unsigned long addr, unsigned long data) { int copied; copied = ptrace_access_vm(tsk, addr, &data, sizeof(data), FOLL_FORCE \| FOLL_WRITE); return (copied == sizeof(data)) ? 0 : -EIO; } #if defined CONFIG_COMPAT int compat_ptrace_request(struct task_struct child, compat_long_t request, compat_ulong_t addr, compat_ulong_t data) { compat_ulong_t __user datap = compat_ptr(data); compat_ulong_t word; kernel_siginfo_t siginfo; int ret; switch (request) { case PTRACE_PEEKTEXT: case PTRACE_PEEKDATA: ret = ptrace_access_vm(child, addr, &word, sizeof(word), FOLL_FORCE); if (ret != sizeof(word)) ret = -EIO; else ret = put_user(word, datap); break; case PTRACE_POKETEXT: case PTRACE_POKEDATA: ret = ptrace_access_vm(child, addr, &data, sizeof(data), FOLL_FORCE \| FOLL_WRITE); ret = (ret != sizeof(data) ? -EIO : 0); break; case PTRACE_GETEVENTMSG: ret = put_user((compat_ulong_t) child->ptrace_message, datap); break; case PTRACE_GETSIGINFO: ret = ptrace_getsiginfo(child, &siginfo); if (!ret) ret = copy_siginfo_to_user32( (struct compat_siginfo __user ) datap, &siginfo); break; case PTRACE_SETSIGINFO: ret = copy_siginfo_from_user32( &siginfo, (struct compat_siginfo __user ) datap); if (!ret) ret = ptrace_setsiginfo(child, &siginfo); break; #ifdef CONFIG_HAVE_ARCH_TRACEHOOK case PTRACE_GETREGSET: case PTRACE_SETREGSET: { struct iovec kiov; struct compat_iovec __user uiov = (struct compat_iovec __user ) datap; compat_uptr_t ptr; compat_size_t len; if (!access_ok(uiov, sizeof(uiov))) return -EFAULT; if (__get_user(ptr, &uiov->iov_base) \|\| __get_user(len, &uiov->iov_len)) return -EFAULT; kiov.iov_base = compat_ptr(ptr); kiov.iov_len = len; ret = ptrace_regset(child, request, addr, &kiov); if (!ret) ret = __put_user(kiov.iov_len, &uiov->iov_len); break; } #endif default: ret = ptrace_request(child, request, addr, data); } return ret; } COMPAT_SYSCALL_DEFINE4(ptrace, compat_long_t, request, compat_long_t, pid, compat_long_t, addr, compat_long_t, data) { struct task_struct child; long ret; if (request == PTRACE_TRACEME) { ret = ptrace_traceme(); goto out; } child = find_get_task_by_vpid(pid); if (!child) { ret = -ESRCH; goto out; } if (request == PTRACE_ATTACH \|\| request == PTRACE_SEIZE) { ret = ptrace_attach(child, request, addr, data); goto out_put_task_struct; } ret = ptrace_check_attach(child, request == PTRACE_KILL \|\| request == PTRACE_INTERRUPT); if (!ret) { ret = compat_arch_ptrace(child, request, addr, data); if (ret \|\| request != PTRACE_DETACH) ptrace_unfreeze_traced(child); } out_put_task_struct: put_task_struct(child); out: return ret; } #endif /* CONFIG_COMPAT */ ]
11/2	2026/05/13 05:50	llm	expert	0m Model: gemini-3.1-pro-preview Tokens: input: 71332 output: 19 thoughts: 877 Thoughts: Analyzing a Potential Data Race in Kernel Signal Handling and Ptrace Okay, let's break this down. I'm looking at a potential data race between `dequeue_signal` and `ptrace_check_attach` in the kernel. The report highlights a read to `task->jobctl` in `ptrace_freeze_traced` at `kernel/ptrace.c:189` and a write to `current->jobctl` in `dequeue_signal` at `kernel/signal.c:656`. Specifically, `dequeue_signal` does this: `current->jobctl \|= JOBCTL_STOP_DEQUEUED;` under a condition related to stop signals. The crucial bit is that this modification happens while holding `current->sighand->siglock`. Meanwhile, `ptrace_freeze_traced` has this check: `if (task->jobctl & JOBCTL_LISTENING)`. And the comment states this read is "Lockless, nobody but us can set this flag". "Us" is presumably the ptrace process. The write is `task->jobctl \|= JOBCTL_PTRACE_FROZEN`. The read occurs without holding `task->sighand->siglock`. So, this `task->jobctl` is read locklessly in `ptrace_freeze_traced` while potentially being written to in `dequeue_signal`. This is the potential race. Now, the question is, is this exploitable? The read operation is a simple bitwise AND. The code is checking a single bit, `JOBCTL_LISTENING`, within `task->jobctl`. If the read encounters a torn value or an older value of `task->jobctl`, what's the impact? We need to consider the type of `jobctl` in `struct task_struct` and determine the consequences of reading an inconsistent state for the bitwise AND operation. The fact the comment is there suggests this is something that has been considered before. I'll need to double check the type to be sure, of course. The relevant point here is that `dequeue_signal` is operating on the tracee's `jobctl` while a ptrace process is potentially freezing it. This could lead to a race condition where the listening state isn't accurately reflected and I'll need to understand if the possible outcome can be used for exploitation.
12/2	2026/05/13 05:50	tool	grepper	0m Args: map[Expression:unsigned.jobctl;] Results:* map[Output:include/linux/sched.h=820=struct task_struct { -- include/linux/sched.h-970- /* JOBCTL_, siglock protected: / include/linux/sched.h:971: unsigned long jobctl; include/linux/sched.h-972- ]
13/2	2026/05/13 05:50	llm	expert	0m Model: gemini-3.1-pro-preview Tokens: input: 72827 output: 45 thoughts: 292 Thoughts: Analyzing a KCSAN Complaint Okay, so KCSAN is flagging something here. Let me break this down. It seems we're dealing with a variable called `jobctl` that's an `unsigned long`. The code's reading from it with `task->jobctl & JOBCTL_LISTENING` and writing to it with `current->jobctl \|= JOBCTL_STOP_DEQUEUED;`. Because it's an `unsigned long`, both the read and write are single-word operations. On x86_64, which is what I'm almost certainly running on, aligned word reads and writes are atomic – a fundamental property of the architecture. The core of the issue, according to KCSAN, is that these reads and writes aren't using `READ_ONCE` or `WRITE_ONCE`. Now, theoretically, the compiler could do something funky here, but honestly, in practice, it's almost certainly just a straightforward single load and a single store instruction. Even if, in some bizarre scenario, it were torn (which is very unlikely on x86, given the alignment), the bits being modified are, let's see, `JOBCTL_STOP_DEQUEUED`. Hang on, the value has changed. It went from `0x0000000000000000` to `0x0000000008010000`. Okay, so `0x08010000` means `JOBCTL_STOP_DEQUEUED` is set, and something else... Oh, it looks like there's another flag there as well. Time to go check the definitions for `JOBCTL_LISTENING` and `JOBCTL_STOP_DEQUEUED`. Need to make sure I understand what's actually happening at the bit level.
14/2	2026/05/13 05:51	tool	grepper	0m Args: map[Expression:#define JOBCTL_LISTENING] Results: map[Output:include/linux/sched/jobctl.h=7=struct task_struct; -- include/linux/sched/jobctl.h-19-#define JOBCTL_TRAPPING_BIT 21 /* switching to TRACED / include/linux/sched/jobctl.h:20:#define JOBCTL_LISTENING_BIT 22 / ptracer is listening for events / include/linux/sched/jobctl.h-21-#define JOBCTL_TRAP_FREEZE_BIT 23 / trap for cgroup freezer */ -- include/linux/sched/jobctl.h-32-#define JOBCTL_TRAPPING (1UL << JOBCTL_TRAPPING_BIT) include/linux/sched/jobctl.h:33:#define JOBCTL_LISTENING (1UL << JOBCTL_LISTENING_BIT) include/linux/sched/jobctl.h-34-#define JOBCTL_TRAP_FREEZE (1UL << JOBCTL_TRAP_FREEZE_BIT) ]
15/2	2026/05/13 05:51	tool	grepper	0m Args: map[Expression:#define JOBCTL_STOP_DEQUEUED] Results: map[Output:include/linux/sched/jobctl.h=7=struct task_struct; -- include/linux/sched/jobctl.h-13- include/linux/sched/jobctl.h:14:#define JOBCTL_STOP_DEQUEUED_BIT 16 /* stop signal dequeued / include/linux/sched/jobctl.h-15-#define JOBCTL_STOP_PENDING_BIT 17 / task should stop for group stop */ -- include/linux/sched/jobctl.h-26- include/linux/sched/jobctl.h:27:#define JOBCTL_STOP_DEQUEUED (1UL << JOBCTL_STOP_DEQUEUED_BIT) include/linux/sched/jobctl.h-28-#define JOBCTL_STOP_PENDING (1UL << JOBCTL_STOP_PENDING_BIT) ]
16/2	2026/05/13 05:51	llm	expert	0m Model: gemini-3.1-pro-preview Tokens: input: 74034 output: 25 thoughts: 147 Thoughts: Decoding the State Change Okay, let's break this down. First, I see that `JOBCTL_STOP_DEQUEUED_BIT` is defined as 16, which means `JOBCTL_STOP_DEQUEUED` is represented by `0x10000`. Simple enough, a bit shift of 16 places. Similarly, `JOBCTL_LISTENING_BIT` being 22 tells me `JOBCTL_LISTENING` is `0x400000` - another straightforward bit shift. The core of the matter is the change from `0x0000000000000000` to `0x0000000008010000`. So, the bits 16 and 27 are set. Bit 16 corresponds to `JOBCTL_STOP_DEQUEUED`, so that state is now active. But there's that `0x08000000` chunk... that signifies bit 27. What does bit 27 represent in this context? I need to figure out what that bit signifies to fully understand this state transition. This is crucial information I can't ignore.
17/2	2026/05/13 05:51	tool	grepper	0m Args: map[Expression:#define JOBCTL_._BIT.27] Results: map[Output:include/linux/sched/jobctl.h=7=struct task_struct; -- include/linux/sched/jobctl.h-24-#define JOBCTL_STOPPED_BIT 26 /* do_signal_stop() / include/linux/sched/jobctl.h:25:#define JOBCTL_TRACED_BIT 27 / ptrace_stop() */ include/linux/sched/jobctl.h-26- ]
18/2	2026/05/13 05:51	llm	expert	0m Model: gemini-3.1-pro-preview Tokens: input: 74593 output: 66 thoughts: 2136 Thoughts: Benign Data Race in `dequeue_signal` and `ptrace_check_attach` Okay, so looking at this KCSAN report, it seems there's a data race condition in the kernel. `JOBCTL_TRACED_BIT` is 27, which means `0x08000000` corresponds to `JOBCTL_TRACED`. The report indicates that `dequeue_signal` is setting `JOBCTL_STOP_DEQUEUED` (0x10000), but `JOBCTL_TRACED` (0x08000000) seems to also be set, or gets set later. The report shows a value change from 0 to `0x08010000`, which means the value went from zero to `JOBCTL_TRACED \| JOBCTL_STOP_DEQUEUED`. The key here is that if the initial value was zero, then `JOBCTL_TRACED` wasn't set previously. The write in `dequeue_signal` is `current->jobctl \|= JOBCTL_STOP_DEQUEUED;`. However, the KCSAN report specifies a read-write to an 8-byte value at `kernel/signal.c:656`, where `current->jobctl \|= JOBCTL_STOP_DEQUEUED;` resides. This means it's a read-modify-write operation. The implication is that the read value was zero, but the resulting write produced `0x08010000`. Given the `\|=` operation, `dequeue_signal` should only set `JOBCTL_STOP_DEQUEUED`, bit 16. The fact that bit 27 (`JOBCTL_TRACED`) is also set suggests a race with another thread or perhaps a compiler optimization. Now, `dequeue_signal` is called with `siglock` held. So, the data race is happening after `dequeue_signal` is done, but before the lock is released. The race is likely with the ptracer function doing an `if (task->jobctl & JOBCTL_LISTENING)`. This is a classic read-modify-write race. Here's the key: `JOBCTL_LISTENING` is bit 22, which `dequeue_signal` doesn't modify. So whether the ptracer reads the "old" value (without `JOBCTL_STOP_DEQUEUED`) or the "new" value, it doesn't matter for `JOBCTL_LISTENING`. There's no critical control-flow dependency on the bits being modified in `dequeue_signal`. The only problem is that the read in `ptrace_freeze_traced` is a plain C read, so KCSAN flags it as a data race, but it's benign. This doesn't cause any memory corruption, out-of-bounds access, or any exploitable condition. It won't crash the system or lead to denial of service, and these KCSAN warnings are disabled in production. Therefore, it is not exploitable and doesn't cause DoS. Let's quickly check for any potential compiler optimizations. The read is `task->jobctl & JOBCTL_LISTENING`, and the compiler could reload `task->jobctl`, but given it's a bitwise AND and a branch, there's no major issue. The write is `current->jobctl \|= JOBCTL_STOP_DEQUEUED`, and since we're operating on different bits, it should be fine. To fix this, kernel developers could probably use `READ_ONCE(task->jobctl)` in `ptrace_freeze_traced`. Now, can unprivileged users trigger this? Yes, any user can ptrace their own processes, so it's accessible from unprivileged processes and user namespaces. Is it exploitable? No. Denial of Service? No, because KCSAN warnings are not fatal, and the underlying race doesn't cause a crash. I'll check the KCSAN report one more time and the same information will apply. The read is `task->jobctl & JOBCTL_LISTENING`. The write is `current->jobctl \|= JOBCTL_STOP_DEQUEUED`. This is a benign data race. Now, final results: * Exploitable: false * DenialOfService: false * Unprivileged: true * UserNamespace: true * VMGuestTrigger: false * VMHostTrigger: false * NetworkTrigger: false * RemoteTrigger: false * PeripheralTrigger: false * FilesystemTrigger: false Okay, one last thought. Is it possible that
19/2	2026/05/13 05:52	tool	set-results	0m Args: map[DenialOfService:false Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false] Results: map[DenialOfService:false Exploitable:false FilesystemTrigger:false NetworkTrigger:false PeripheralTrigger:false RemoteTrigger:false Unprivileged:true UserNamespace:true VMGuestTrigger:false VMHostTrigger:false]
20/2	2026/05/13 05:52	llm	expert	0m Model: gemini-3.1-pro-preview Tokens: input: 77884 output: 569 thoughts: 260 Thoughts: My Assessment of the KCSAN Data Race Report Okay, the analysis is complete, and it's time to craft the final response. My reasoning boils down to this: KCSAN has flagged a data race, but it's a benign one. Let me break it down: The report identifies a race between a read of `task->jobctl` within `ptrace_freeze_traced` and a read-modify-write operation on `current->jobctl` in `dequeue_signal`. Specifically, `dequeue_signal` is setting the `JOBCTL_STOP_DEQUEUED` bit (bit 16) under the protection of the `siglock`. Meanwhile, `ptrace_freeze_traced` is locklessly checking for the `JOBCTL_LISTENING` bit (bit 22). Given that these operations involve distinct bits within an aligned `unsigned long`, and considering the atomic nature of read/write operations at the machine level on the relevant architectures, we're looking at a classic benign data race. There aren't any complex control flow dependencies on the torn value that would introduce problems. The race is flagged by KCSAN primarily due to the absence of `READ_ONCE()` or `WRITE_ONCE()` annotations. Crucially, this race doesn't manifest as memory corruption, crashes, or any exploitable security vulnerability. Even in the worst-case scenario, the observed behavior will be consistent and correct, even if the value has been updated to another state in an intermediate step. It's triggered by unprivileged users performing `ptrace` calls on their own processes, which isn't generally a concern. I believe the level of risk here is extremely low and that no further action is needed, other than perhaps adding the annotations if they do not cause a measurable performance penalty.
21/1	2026/05/13 05:52	action	format-explanation	0m Results: map[Explanation:Based on the analysis of the provided KCSAN (Kernel Concurrency Sanitizer) report and the kernel source code, here is the assessment of the bug: ### Root Cause Analysis The report highlights a data race on the `jobctl` field of `struct task_struct`. - The Writer: In `kernel/signal.c:656` within `dequeue_signal()`, the kernel updates the `jobctl` field by setting the `JOBCTL_STOP_DEQUEUED` bit (`current->jobctl \|= JOBCTL_STOP_DEQUEUED;`). This is done while holding the `siglock`. - The Reader: In `kernel/ptrace.c:189` within `ptrace_freeze_traced()`, the kernel locklessly reads the `jobctl` field to check if the `JOBCTL_LISTENING` bit is set (`if (task->jobctl & JOBCTL_LISTENING)`). ### Security Impact Not Exploitable / No Denial of Service: This is a classic benign data race. The reader and writer are operating on entirely different bits of the `jobctl` bitmask (`JOBCTL_STOP_DEQUEUED` is bit 16, while `JOBCTL_LISTENING` is bit 22). Because `jobctl` is an aligned `unsigned long`, the read and write operations are performed atomically at the hardware level on all supported architectures (like x86_64). Even though the C code lacks `READ_ONCE()` and `WRITE_ONCE()` annotations (which is why KCSAN correctly flagged it as a formal data race in the C memory model), the compiler will emit standard load and store instructions that will not result in a torn read or corrupted state in practice. Furthermore, the lockless check in `ptrace_freeze_traced()` is just an early exit optimization. If it reads an old or new value of the unrelated `JOBCTL_STOP_DEQUEUED` bit, it does not affect the logic. There is no risk of memory corruption, out-of-bounds access, or kernel crashes. In production builds, KCSAN is disabled, so this will not even cause a warning to be printed or the system to panic. ### Reachability Accessible From Unprivileged Processes / User Namespaces: The race can be easily triggered by any unprivileged user process. An attacker simply needs to use the `ptrace()` system call to attach to one of their own processes and send signals to it to trigger the concurrent execution of `dequeue_signal()` and `ptrace_check_attach()`. However, as established, triggering this race has no adverse effects.]

map[Contents:// SPDX-License-Identifier: GPL-2.0-only
/*
 *  linux/kernel/signal.c
 *
 *  Copyright (C) 1991, 1992  Linus Torvalds
 *
 *  1997-11-02  Modified for POSIX.1b signals by Richard Henderson
 *
 *  2003-06-02  Jim Houston - Concurrent Computer Corp.
 *		Changes to use preallocated sigqueue structures
 *		to allow signals to be sent reliably.
 */

#include <linux/slab.h>
#include <linux/export.h>
#include <linux/init.h>
#include <linux/sched/mm.h>
#include <linux/sched/user.h>
#include <linux/sched/debug.h>
#include <linux/sched/task.h>
#include <linux/sched/task_stack.h>
#include <linux/sched/cputime.h>
#include <linux/file.h>
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/proc_fs.h>
#include <linux/tty.h>
#include <linux/binfmts.h>
#include <linux/coredump.h>
#include <linux/security.h>
#include <linux/syscalls.h>
#include <linux/ptrace.h>
#include <linux/signal.h>
#include <linux/signalfd.h>
#include <linux/ratelimit.h>
#include <linux/task_work.h>
#include <linux/capability.h>
#include <linux/freezer.h>
#include <linux/pid_namespace.h>
#include <linux/nsproxy.h>
#include <linux/user_namespace.h>
#include <linux/uprobes.h>
#include <linux/compat.h>
#include <linux/cn_proc.h>
#include <linux/compiler.h>
#include <linux/posix-timers.h>
#include <linux/cgroup.h>
#include <linux/audit.h>
#include <linux/sysctl.h>
#include <uapi/linux/pidfd.h>

#define CREATE_TRACE_POINTS
#include <trace/events/signal.h>

#include <asm/param.h>
#include <linux/uaccess.h>
#include <asm/unistd.h>
#include <asm/siginfo.h>
#include <asm/cacheflush.h>
#include <asm/syscall.h>	/* for syscall_get_* */

#include "time/posix-timers.h"

/*
 * SLAB caches for signal bits.
 */

static struct kmem_cache *sigqueue_cachep;

int print_fatal_signals __read_mostly;

static void __user *sig_handler(struct task_struct *t, int sig)
{
	return t->sighand->action[sig - 1].sa.sa_handler;
}

static inline bool sig_handler_ignored(void __user *handler, int sig)
{
	/* Is it explicitly or implicitly ignored? */
	return handler == SIG_IGN ||
	       (handler == SIG_DFL && sig_kernel_ignore(sig));
}

static bool sig_task_ignored(struct task_struct *t, int sig, bool force)
{
	void __user *handler;

	handler = sig_handler(t, sig);

	/* SIGKILL and SIGSTOP may not be sent to the global init */
	if (unlikely(is_global_init(t) && sig_kernel_only(sig)))
		return true;

	if (unlikely(t->signal->flags & SIGNAL_UNKILLABLE) &&
	    handler == SIG_DFL && !(force && sig_kernel_only(sig)))
		return true;

	/* Only allow kernel generated signals to this kthread */
	if (unlikely((t->flags & PF_KTHREAD) &&
		     (handler == SIG_KTHREAD_KERNEL) && !force))
		return true;

	return sig_handler_ignored(handler, sig);
}

static bool sig_ignored(struct task_struct *t, int sig, bool force)
{
	/*
	 * Blocked signals are never ignored, since the
	 * signal handler may change by the time it is
	 * unblocked.
	 */
	if (sigismember(&t->blocked, sig) || sigismember(&t->real_blocked, sig))
		return false;

	/*
	 * Tracers may want to know about even ignored signal unless it
	 * is SIGKILL which can't be reported anyway but can be ignored
	 * by SIGNAL_UNKILLABLE task.
	 */
	if (t->ptrace && sig != SIGKILL)
		return false;

	return sig_task_ignored(t, sig, force);
}

/*
 * Re-calculate pending state from the set of locally pending
 * signals, globally pending signals, and blocked signals.
 */
static inline bool has_pending_signals(sigset_t *signal, sigset_t *blocked)
{
	unsigned long ready;
	long i;

	switch (_NSIG_WORDS) {
	default:
		for (i = _NSIG_WORDS, ready = 0; --i >= 0 ;)
			ready |= signal->sig[i] &~ blocked->sig[i];
		break;

	case 4: ready  = signal->sig[3] &~ blocked->sig[3];
		ready |= signal->sig[2] &~ blocked->sig[2];
		ready |= signal->sig[1] &~ blocked->sig[1];
		ready |= signal->sig[0] &~ blocked->sig[0];
		break;

	case 2: ready  = signal->sig[1] &~ blocked->sig[1];
		ready |= signal->sig[0] &~ blocked->sig[0];
		break;

	case 1: ready  = signal->sig[0] &~ blocked->sig[0];
	}
	return ready !=	0;
}

#define PENDING(p,b) has_pending_signals(&(p)->signal, (b))

static bool recalc_sigpending_tsk(struct task_struct *t)
{
	if ((t->jobctl & (JOBCTL_PENDING_MASK | JOBCTL_TRAP_FREEZE)) ||
	    PENDING(&t->pending, &t->blocked) ||
	    PENDING(&t->signal->shared_pending, &t->blocked) ||
	    cgroup_task_frozen(t)) {
		set_tsk_thread_flag(t, TIF_SIGPENDING);
		return true;
	}

	/*
	 * We must never clear the flag in another thread, or in current
	 * when it's possible the current syscall is returning -ERESTART*.
	 * So we don't clear it here, and only callers who know they should do.
	 */
	return false;
}

void recalc_sigpending(void)
{
	if (!recalc_sigpending_tsk(current) && !freezing(current)) {
		if (unlikely(test_thread_flag(TIF_SIGPENDING)))
			clear_thread_flag(TIF_SIGPENDING);
	}
}
EXPORT_SYMBOL(recalc_sigpending);

void calculate_sigpending(void)
{
	/* Have any signals or users of TIF_SIGPENDING been delayed
	 * until after fork?
	 */
	spin_lock_irq(&current->sighand->siglock);
	set_tsk_thread_flag(current, TIF_SIGPENDING);
	recalc_sigpending();
	spin_unlock_irq(&current->sighand->siglock);
}

/* Given the mask, find the first available signal that should be serviced. */

#define SYNCHRONOUS_MASK \
	(sigmask(SIGSEGV) | sigmask(SIGBUS) | sigmask(SIGILL) | \
	 sigmask(SIGTRAP) | sigmask(SIGFPE) | sigmask(SIGSYS))

int next_signal(struct sigpending *pending, sigset_t *mask)
{
	unsigned long i, *s, *m, x;
	int sig = 0;

	s = pending->signal.sig;
	m = mask->sig;

	/*
	 * Handle the first word specially: it contains the
	 * synchronous signals that need to be dequeued first.
	 */
	x = *s &~ *m;
	if (x) {
		if (x & SYNCHRONOUS_MASK)
			x &= SYNCHRONOUS_MASK;
		sig = ffz(~x) + 1;
		return sig;
	}

	switch (_NSIG_WORDS) {
	default:
		for (i = 1; i < _NSIG_WORDS; ++i) {
			x = *++s &~ *++m;
			if (!x)
				continue;
			sig = ffz(~x) + i*_NSIG_BPW + 1;
			break;
		}
		break;

	case 2:
		x = s[1] &~ m[1];
		if (!x)
			break;
		sig = ffz(~x) + _NSIG_BPW + 1;
		break;

	case 1:
		/* Nothing to do */
		break;
	}

	return sig;
}

static inline void print_dropped_signal(int sig)
{
	static DEFINE_RATELIMIT_STATE(ratelimit_state, 5 * HZ, 10);

	if (!print_fatal_signals)
		return;

	if (!__ratelimit(&ratelimit_state))
		return;

	pr_info("%s/%d: reached RLIMIT_SIGPENDING, dropped signal %d\n",
				current->comm, current->pid, sig);
}

/**
 * task_set_jobctl_pending - set jobctl pending bits
 * @task: target task
 * @mask: pending bits to set
 *
 * Clear @mask from @task->jobctl.  @mask must be subset of
 * %JOBCTL_PENDING_MASK | %JOBCTL_STOP_CONSUME | %JOBCTL_STOP_SIGMASK |
 * %JOBCTL_TRAPPING.  If stop signo is being set, the existing signo is
 * cleared.  If @task is already being killed or exiting, this function
 * becomes noop.
 *
 * CONTEXT:
 * Must be called with @task->sighand->siglock held.
 *
 * RETURNS:
 * %true if @mask is set, %false if made noop because @task was dying.
 */
bool task_set_jobctl_pending(struct task_struct *task, unsigned long mask)
{
	BUG_ON(mask & ~(JOBCTL_PENDING_MASK | JOBCTL_STOP_CONSUME |
			JOBCTL_STOP_SIGMASK | JOBCTL_TRAPPING));
	BUG_ON((mask & JOBCTL_TRAPPING) && !(mask & JOBCTL_PENDING_MASK));

	if (unlikely(fatal_signal_pending(task) || (task->flags & PF_EXITING)))
		return false;

	if (mask & JOBCTL_STOP_SIGMASK)
		task->jobctl &= ~JOBCTL_STOP_SIGMASK;

	task->jobctl |= mask;
	return true;
}

/**
 * task_clear_jobctl_trapping - clear jobctl trapping bit
 * @task: target task
 *
 * If JOBCTL_TRAPPING is set, a ptracer is waiting for us to enter TRACED.
 * Clear it and wake up the ptracer.  Note that we don't need any further
 * locking.  @task->siglock guarantees that @task->parent points to the
 * ptracer.
 *
 * CONTEXT:
 * Must be called with @task->sighand->siglock held.
 */
void task_clear_jobctl_trapping(struct task_struct *task)
{
	if (unlikely(task->jobctl & JOBCTL_TRAPPING)) {
		task->jobctl &= ~JOBCTL_TRAPPING;
		smp_mb();	/* advised by wake_up_bit() */
		wake_up_bit(&task->jobctl, JOBCTL_TRAPPING_BIT);
	}
}

/**
 * task_clear_jobctl_pending - clear jobctl pending bits
 * @task: target task
 * @mask: pending bits to clear
 *
 * Clear @mask from @task->jobctl.  @mask must be subset of
 * %JOBCTL_PENDING_MASK.  If %JOBCTL_STOP_PENDING is being cleared, other
 * STOP bits are cleared together.
 *
 * If clearing of @mask leaves no stop or trap pending, this function calls
 * task_clear_jobctl_trapping().
 *
 * CONTEXT:
 * Must be called with @task->sighand->siglock held.
 */
void task_clear_jobctl_pending(struct task_struct *task, unsigned long mask)
{
	BUG_ON(mask & ~JOBCTL_PENDING_MASK);

	if (mask & JOBCTL_STOP_PENDING)
		mask |= JOBCTL_STOP_CONSUME | JOBCTL_STOP_DEQUEUED;

	task->jobctl &= ~mask;

	if (!(task->jobctl & JOBCTL_PENDING_MASK))
		task_clear_jobctl_trapping(task);
}

/**
 * task_participate_group_stop - participate in a group stop
 * @task: task participating in a group stop
 *
 * @task has %JOBCTL_STOP_PENDING set and is participating in a group stop.
 * Group stop states are cleared and the group stop count is consumed if
 * %JOBCTL_STOP_CONSUME was set.  If the consumption completes the group
 * stop, the appropriate `SIGNAL_*` flags are set.
 *
 * CONTEXT:
 * Must be called with @task->sighand->siglock held.
 *
 * RETURNS:
 * %true if group stop completion should be notified to the parent, %false
 * otherwise.
 */
static bool task_participate_group_stop(struct task_struct *task)
{
	struct signal_struct *sig = task->signal;
	bool consume = task->jobctl & JOBCTL_STOP_CONSUME;

	WARN_ON_ONCE(!(task->jobctl & JOBCTL_STOP_PENDING));

	task_clear_jobctl_pending(task, JOBCTL_STOP_PENDING);

	if (!consume)
		return false;

	if (!WARN_ON_ONCE(sig->group_stop_count == 0))
		sig->group_stop_count--;

	/*
	 * Tell the caller to notify completion iff we are entering into a
	 * fresh group stop.  Read comment in do_signal_stop() for details.
	 */
	if (!sig->group_stop_count && !(sig->flags & SIGNAL_STOP_STOPPED)) {
		signal_set_stop_flags(sig, SIGNAL_STOP_STOPPED);
		return true;
	}
	return false;
}

void task_join_group_stop(struct task_struct *task)
{
	unsigned long mask = current->jobctl & JOBCTL_STOP_SIGMASK;
	struct signal_struct *sig = current->signal;

	if (sig->group_stop_count) {
		sig->group_stop_count++;
		mask |= JOBCTL_STOP_CONSUME;
	} else if (!(sig->flags & SIGNAL_STOP_STOPPED))
		return;

	/* Have the new thread join an on-going signal group stop */
	task_set_jobctl_pending(task, mask | JOBCTL_STOP_PENDING);
}

static struct ucounts *sig_get_ucounts(struct task_struct *t, int sig,
				       int override_rlimit)
{
	struct ucounts *ucounts;
	long sigpending;

	/*
	 * Protect access to @t credentials. This can go away when all
	 * callers hold rcu read lock.
	 *
	 * NOTE! A pending signal will hold on to the user refcount,
	 * and we get/put the refcount only when the sigpending count
	 * changes from/to zero.
	 */
	rcu_read_lock();
	ucounts = task_ucounts(t);
	sigpending = inc_rlimit_get_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING,
					    override_rlimit);
	rcu_read_unlock();
	if (!sigpending)
		return NULL;

	if (unlikely(!override_rlimit && sigpending > task_rlimit(t, RLIMIT_SIGPENDING))) {
		dec_rlimit_put_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING);
		print_dropped_signal(sig);
		return NULL;
	}

	return ucounts;
}

static void __sigqueue_init(struct sigqueue *q, struct ucounts *ucounts,
			    const unsigned int sigqueue_flags)
{
	INIT_LIST_HEAD(&q->list);
	q->flags = sigqueue_flags;
	q->ucounts = ucounts;
}

/*
 * allocate a new signal queue record
 * - this may be called without locks if and only if t == current, otherwise an
 *   appropriate lock must be held to stop the target task from exiting
 */
static struct sigqueue *sigqueue_alloc(int sig, struct task_struct *t, gfp_t gfp_flags,
				       int override_rlimit)
{
	struct ucounts *ucounts = sig_get_ucounts(t, sig, override_rlimit);
	struct sigqueue *q;

	if (!ucounts)
		return NULL;

	q = kmem_cache_alloc(sigqueue_cachep, gfp_flags);
	if (!q) {
		dec_rlimit_put_ucounts(ucounts, UCOUNT_RLIMIT_SIGPENDING);
		return NULL;
	}

	__sigqueue_init(q, ucounts, 0);
	return q;
}

static void __sigqueue_free(struct sigqueue *q)
{
	if (q->flags & SIGQUEUE_PREALLOC) {
		posixtimer_sigqueue_putref(q);
		return;
	}
	if (q->ucounts) {
		dec_rlimit_put_ucounts(q->ucounts, UCOUNT_RLIMIT_SIGPENDING);
		q->ucounts = NULL;
	}
	kmem_cache_free(sigqueue_cachep, q);
}

void flush_sigqueue(struct sigpending *queue)
{
	struct sigqueue *q;

	sigemptyset(&queue->signal);
	while (!list_empty(&queue->list)) {
		q = list_entry(queue->list.next, struct sigqueue , list);
		list_del_init(&q->list);
		__sigqueue_free(q);
	}
}

/*
 * Flush all pending signals for this kthread.
 */
void flush_signals(struct task_struct *t)
{
	unsigned long flags;

	spin_lock_irqsave(&t->sighand->siglock, flags);
	clear_tsk_thread_flag(t, TIF_SIGPENDING);
	flush_sigqueue(&t->pending);
	flush_sigqueue(&t->signal->shared_pending);
	spin_unlock_irqrestore(&t->sighand->siglock, flags);
}
EXPORT_SYMBOL(flush_signals);

void ignore_signals(struct task_struct *t)
{
	int i;

	for (i = 0; i < _NSIG; ++i)
		t->sighand->action[i].sa.sa_handler = SIG_IGN;

	flush_signals(t);
}

/*
 * Flush all handlers for a task.
 */

void
flush_signal_handlers(struct task_struct *t, int force_default)
{
	int i;
	struct k_sigaction *ka = &t->sighand->action[0];
	for (i = _NSIG ; i != 0 ; i--) {
		if (force_default || ka->sa.sa_handler != SIG_IGN)
			ka->sa.sa_handler = SIG_DFL;
		ka->sa.sa_flags = 0;
#ifdef __ARCH_HAS_SA_RESTORER
		ka->sa.sa_restorer = NULL;
#endif
		sigemptyset(&ka->sa.sa_mask);
		ka++;
	}
}

bool unhandled_signal(struct task_struct *tsk, int sig)
{
	void __user *handler = tsk->sighand->action[sig-1].sa.sa_handler;
	if (is_global_init(tsk))
		return true;

	if (handler != SIG_IGN && handler != SIG_DFL)
		return false;

	/* If dying, we handle all new signals by ignoring them */
	if (fatal_signal_pending(tsk))
		return false;

	/* if ptraced, let the tracer determine */
	return !tsk->ptrace;
}

static void collect_signal(int sig, struct sigpending *list, kernel_siginfo_t *info,
			   struct sigqueue **timer_sigq)
{
	struct sigqueue *q, *first = NULL;

	/*
	 * Collect the siginfo appropriate to this signal.  Check if
	 * there is another siginfo for the same signal.
	*/
	list_for_each_entry(q, &list->list, list) {
		if (q->info.si_signo == sig) {
			if (first)
				goto still_pending;
			first = q;
		}
	}

	sigdelset(&list->signal, sig);

	if (first) {
still_pending:
		list_del_init(&first->list);
		copy_siginfo(info, &first->info);

		/*
		 * posix-timer signals are preallocated and freed when the last
		 * reference count is dropped in posixtimer_deliver_signal() or
		 * immediately on timer deletion when the signal is not pending.
		 * Spare the extra round through __sigqueue_free() which is
		 * ignoring preallocated signals.
		 */
		if (unlikely((first->flags & SIGQUEUE_PREALLOC) && (info->si_code == SI_TIMER)))
			*timer_sigq = first;
		else
			__sigqueue_free(first);
	} else {
		/*
		 * Ok, it wasn't in the queue.  This must be
		 * a fast-pathed signal or we must have been
		 * out of queue space.  So zero out the info.
		 */
		clear_siginfo(info);
		info->si_signo = sig;
		info->si_errno = 0;
		info->si_code = SI_USER;
		info->si_pid = 0;
		info->si_uid = 0;
	}
}

static int __dequeue_signal(struct sigpending *pending, sigset_t *mask,
			    kernel_siginfo_t *info, struct sigqueue **timer_sigq)
{
	int sig = next_signal(pending, mask);

	if (sig)
		collect_signal(sig, pending, info, timer_sigq);
	return sig;
}

/*
 * Try to dequeue a signal. If a deliverable signal is found fill in the
 * caller provided siginfo and return the signal number. Otherwise return
 * 0.
 */
int dequeue_signal(sigset_t *mask, kernel_siginfo_t *info, enum pid_type *type)
{
	struct task_struct *tsk = current;
	struct sigqueue *timer_sigq;
	int signr;

	lockdep_assert_held(&tsk->sighand->siglock);

again:
	*type = PIDTYPE_PID;
	timer_sigq = NULL;
	signr = __dequeue_signal(&tsk->pending, mask, info, &timer_sigq);
	if (!signr) {
		*type = PIDTYPE_TGID;
		signr = __dequeue_signal(&tsk->signal->shared_pending,
					 mask, info, &timer_sigq);

		if (unlikely(signr == SIGALRM))
			posixtimer_rearm_itimer(tsk);
	}

	recalc_sigpending();
	if (!signr)
		return 0;

	if (unlikely(sig_kernel_stop(signr))) {
		/*
		 * Set a marker that we have dequeued a stop signal.  Our
		 * caller might release the siglock and then the pending
		 * stop signal it is about to process is no longer in the
		 * pending bitmasks, but must still be cleared by a SIGCONT
		 * (and overruled by a SIGKILL).  So those cases clear this
		 * shared flag after we've set it.  Note that this flag may
		 * remain set after the signal we return is ignored or
		 * handled.  That doesn't matter because its only purpose
		 * is to alert stop-signal processing code when another
		 * processor has come along and cleared the flag.
		 */
		current->jobctl |= JOBCTL_STOP_DEQUEUED;
	}

	if (IS_ENABLED(CONFIG_POSIX_TIMERS) && unlikely(timer_sigq)) {
		if (!posixtimer_deliver_signal(info, timer_sigq))
			goto again;
	}

	return signr;
}
EXPORT_SYMBOL_GPL(dequeue_signal);

static int dequeue_synchronous_signal(kernel_siginfo_t *info)
{
	struct task_struct *tsk = current;
	struct sigpending *pending = &tsk->pending;
	struct sigqueue *q, *sync = NULL;

	/*
	 * Might a synchronous signal be in the queue?
	 */
	if (!((pending->signal.sig[0] & ~tsk->blocked.sig[0]) & SYNCHRONOUS_MASK))
		return 0;

	/*
	 * Return the first synchronous signal in the queue.
	 */
	list_for_each_entry(q, &pending->list, list) {
		/* Synchronous signals have a positive si_code */
		if ((q->info.si_code > SI_USER) &&
		    (sigmask(q->info.si_signo) & SYNCHRONOUS_MASK)) {
			sync = q;
			goto next;
		}
	}
	return 0;
next:
	/*
	 * Check if there is another siginfo for the same signal.
	 */
	list_for_each_entry_continue(q, &pending->list, list) {
		if (q->info.si_signo == sync->info.si_signo)
			goto still_pending;
	}

	sigdelset(&pending->signal, sync->info.si_signo);
	recalc_sigpending();
still_pending:
	list_del_init(&sync->list);
	copy_siginfo(info, &sync->info);
	__sigqueue_free(sync);
	return info->si_signo;
}

/*
 * Tell a process that it has a new active signal..
 *
 * NOTE! we rely on the previous spin_lock to
 * lock interrupts for us! We can only be called with
 * "siglock" held, and the local interrupt must
 * have been disabled when that got acquired!
 *
 * No need to set need_resched since signal event passing
 * goes through ->blocked
 */
void signal_wake_up_state(struct task_struct *t, unsigned int state)
{
	lockdep_assert_held(&t->sighand->siglock);

	set_tsk_thread_flag(t, TIF_SIGPENDING);

	/*
	 * TASK_WAKEKILL also means wake it up in the stopped/traced/killable
	 * case. We don't check t->state here because there is a race with it
	 * executing another processor and just now entering stopped state.
	 * By using wake_up_state, we ensure the process will wake up and
	 * handle its death signal.
	 */
	if (!wake_up_state(t, state | TASK_INTERRUPTIBLE))
		kick_process(t);
}

static inline void posixtimer_sig_ignore(struct task_struct *tsk, struct sigqueue *q);

static void sigqueue_free_ignored(struct task_struct *tsk, struct sigqueue *q)
{
	if (likely(!(q->flags & SIGQUEUE_PREALLOC) || q->info.si_code != SI_TIMER))
		__sigqueue_free(q);
	else
		posixtimer_sig_ignore(tsk, q);
}

/* Remove signals in mask from the pending set and queue. */
static void flush_sigqueue_mask(struct task_struct *p, sigset_t *mask, struct sigpending *s)
{
	struct sigqueue *q, *n;
	sigset_t m;

	lockdep_assert_held(&p->sighand->siglock);

	sigandsets(&m, mask, &s->signal);
	if (sigisemptyset(&m))
		return;

	sigandnsets(&s->signal, &s->signal, mask);
	list_for_each_entry_safe(q, n, &s->list, list) {
		if (sigismember(mask, q->info.si_signo)) {
			list_del_init(&q->list);
			sigqueue_free_ignored(p, q);
		}
	}
}

static inline int is_si_special(const struct kernel_siginfo *info)
{
	return info <= SEND_SIG_PRIV;
}

static inline bool si_fromuser(const struct kernel_siginfo *info)
{
	return info == SEND_SIG_NOINFO ||
		(!is_si_special(info) && SI_FROMUSER(info));
}

/*
 * called with RCU read lock from check_kill_permission()
 */
static bool kill_ok_by_cred(struct task_struct *t)
{
	const struct cred *cred = current_cred();
	const struct cred *tcred = __task_cred(t);

	return uid_eq(cred->euid, tcred->suid) ||
	       uid_eq(cred->euid, tcred->uid) ||
	       uid_eq(cred->uid, tcred->suid) ||
	       uid_eq(cred->uid, tcred->uid) ||
	       ns_capable(tcred->user_ns, CAP_KILL);
}

/*
 * Bad permissions for sending the signal
 * - the caller must hold the RCU read lock
 */
static int check_kill_permission(int sig, struct kernel_siginfo *info,
				 struct task_struct *t)
{
	struct pid *sid;
	int error;

	if (!valid_signal(sig))
		return -EINVAL;

	if (!si_fromuser(info))
		return 0;

	error = audit_signal_info(sig, t); /* Let audit system see the signal */
	if (error)
		return error;

	if (!same_thread_group(current, t) &&
	    !kill_ok_by_cred(t)) {
		switch (sig) {
		case SIGCONT:
			sid = task_session(t);
			/*
			 * We don't return the error if sid == NULL. The
			 * task was unhashed, the caller must notice this.
			 */
			if (!sid || sid == task_session(current))
				break;
			fallthrough;
		default:
			return -EPERM;
		}
	}

	return security_task_kill(t, info, sig, NULL);
}

/**
 * ptrace_trap_notify - schedule trap to notify ptracer
 * @t: tracee wanting to notify tracer
 *
 * This function schedules sticky ptrace trap which is cleared on the next
 * TRAP_STOP to notify ptracer of an event.  @t must have been seized by
 * ptracer.
 *
 * If @t is running, STOP trap will be taken.  If trapped for STOP and
 * ptracer is listening for events, tracee is woken up so that it can
 * re-trap for the new event.  If trapped otherwise, STOP trap will be
 * eventually taken without returning to userland after the existing traps
 * are finished by PTRACE_CONT.
 *
 * CONTEXT:
 * Must be called with @task->sighand->siglock held.
 */
static void ptrace_trap_notify(struct task_struct *t)
{
	WARN_ON_ONCE(!(t->ptrace & PT_SEIZED));
	lockdep_assert_held(&t->sighand->siglock);

	task_set_jobctl_pending(t, JOBCTL_TRAP_NOTIFY);
	ptrace_signal_wake_up(t, t->jobctl & JOBCTL_LISTENING);
}

/*
 * Handle magic process-wide effects of stop/continue signals. Unlike
 * the signal actions, these happen immediately at signal-generation
 * time regardless of blocking, ignoring, or handling.  This does the
 * actual continuing for SIGCONT, but not the actual stopping for stop
 * signals. The process stop is done as a signal action for SIG_DFL.
 *
 * Returns true if the signal should be actually delivered, otherwise
 * it should be dropped.
 */
static bool prepare_signal(int sig, struct task_struct *p, bool force)
{
	struct signal_struct *signal = p->signal;
	struct task_struct *t;
	sigset_t flush;

	if (signal->flags & SIGNAL_GROUP_EXIT) {
		if (signal->core_state)
			return sig == SIGKILL;
		/*
		 * The process is in the middle of dying, drop the signal.
		 */
		return false;
	} else if (sig_kernel_stop(sig)) {
		/*
		 * This is a stop signal.  Remove SIGCONT from all queues.
		 */
		siginitset(&flush, sigmask(SIGCONT));
		flush_sigqueue_mask(p, &flush, &signal->shared_pending);
		for_each_thread(p, t)
			flush_sigqueue_mask(p, &flush, &t->pending);
	} else if (sig == SIGCONT) {
		unsigned int why;
		/*
		 * Remove all stop signals from all queues, wake all threads.
		 */
		siginitset(&flush, SIG_KERNEL_STOP_MASK);
		flush_sigqueue_mask(p, &flush, &signal->shared_pending);
		for_each_thread(p, t) {
			flush_sigqueue_mask(p, &flush, &t->pending);
			task_clear_jobctl_pending(t, JOBCTL_STOP_PENDING);
			if (likely(!(t->ptrace & PT_SEIZED))) {
				t->jobctl &= ~JOBCTL_STOPPED;
				wake_up_state(t, __TASK_STOPPED);
			} else
				ptrace_trap_notify(t);
		}

		/*
		 * Notify the parent with CLD_CONTINUED if we were stopped.
		 *
		 * If we were in the middle of a group stop, we pretend it
		 * was already finished, and then continued. Since SIGCHLD
		 * doesn't queue we report only CLD_STOPPED, as if the next
		 * CLD_CONTINUED was dropped.
		 */
		why = 0;
		if (signal->flags & SIGNAL_STOP_STOPPED)
			why |= SIGNAL_CLD_CONTINUED;
		else if (signal->group_stop_count)
			why |= SIGNAL_CLD_STOPPED;

		if (why) {
			/*
			 * The first thread which returns from do_signal_stop()
			 * will take ->siglock, notice SIGNAL_CLD_MASK, and
			 * notify its parent. See get_signal().
			 */
			signal_set_stop_flags(signal, why | SIGNAL_STOP_CONTINUED);
			signal->group_stop_count = 0;
			signal->group_exit_code = 0;
		}
	}

	return !sig_ignored(p, sig, force);
}

/*
 * Test if P wants to take SIG.  After we've checked all threads with this,
 * it's equivalent to finding no threads not blocking SIG.  Any threads not
 * blocking SIG were ruled out because they are not running and already
 * have pending signals.  Such threads will dequeue from the shared queue
 * as soon as they're available, so putting the signal on the shared queue
 * will be equivalent to sending it to one such thread.
 */
static inline bool wants_signal(int sig, struct task_struct *p)
{
	if (sigismember(&p->blocked, sig))
		return false;

	if (p->flags & PF_EXITING)
		return false;

	if (sig == SIGKILL)
		return true;

	if (task_is_stopped_or_traced(p))
		return false;

	return task_curr(p) || !task_sigpending(p);
}

static void complete_signal(int sig, struct task_struct *p, enum pid_type type)
{
	struct signal_struct *signal = p->signal;
	struct task_struct *t;

	/*
	 * Now find a thread we can wake up to take the signal off the queue.
	 *
	 * Try the suggested task first (may or may not be the main thread).
	 */
	if (wants_signal(sig, p))
		t = p;
	else if ((type == PIDTYPE_PID) || thread_group_empty(p))
		/*
		 * There is just one thread and it does not need to be woken.
		 * It will dequeue unblocked signals before it runs again.
		 */
		return;
	else {
		/*
		 * Otherwise try to find a suitable thread.
		 */
		t = signal->curr_target;
		while (!wants_signal(sig, t)) {
			t = next_thread(t);
			if (t == signal->curr_target)
				/*
				 * No thread needs to be woken.
				 * Any eligible threads will see
				 * the signal in the queue soon.
				 */
				return;
		}
		signal->curr_target = t;
	}

	/*
	 * Found a killable thread.  If the signal will be fatal,
	 * then start taking the whole group down immediately.
	 */
	if (sig_fatal(p, sig) && !sigismember(&t->real_blocked, sig) &&
	    (sig == SIGKILL || !p->ptrace)) {
		/*
		 * This signal will be fatal to the whole group.
		 */
		if (!sig_kernel_coredump(sig)) {
			/*
			 * Start a group exit and wake everybody up.
			 * This way we don't have other threads
			 * running and doing things after a slower
			 * thread has the fatal signal pending.
			 */
			signal->flags = SIGNAL_GROUP_EXIT;
			signal->group_exit_code = sig;
			signal->group_stop_count = 0;
			__for_each_thread(signal, t) {
				task_clear_jobctl_pending(t, JOBCTL_PENDING_MASK);
				sigaddset(&t->pending.signal, SIGKILL);
				signal_wake_up(t, 1);
			}
			return;
		}
	}

	/*
	 * The signal is already in the shared-pending queue.
	 * Tell the chosen thread to wake up and dequeue it.
	 */
	signal_wake_up(t, sig == SIGKILL);
	return;
}

static inline bool legacy_queue(struct sigpending *signals, int sig)
{
	return (sig < SIGRTMIN) && sigismember(&signals->signal, sig);
}

static int __send_signal_locked(int sig, struct kernel_siginfo *info,
				struct task_struct *t, enum pid_type type, bool force)
{
	struct sigpending *pending;
	struct sigqueue *q;
	int override_rlimit;
	int ret = 0, result;

	lockdep_assert_held(&t->sighand->siglock);

	result = TRACE_SIGNAL_IGNORED;
	if (!prepare_signal(sig, t, force))
		goto ret;

	pending = (type != PIDTYPE_PID) ? &t->signal->shared_pending : &t->pending;
	/*
	 * Short-circuit ignored signals and support queuing
	 * exactly one non-rt signal, so that we can get more
	 * detailed information about the cause of the signal.
	 */
	result = TRACE_SIGNAL_ALREADY_PENDING;
	if (legacy_queue(pending, sig))
		goto ret;

	result = TRACE_SIGNAL_DELIVERED;
	/*
	 * Skip useless siginfo allocation for SIGKILL and kernel threads.
	 */
	if ((sig == SIGKILL) || (t->flags & PF_KTHREAD))
		goto out_set;

	/*
	 * Real-time signals must be queued if sent by sigqueue, or
	 * some other real-time mechanism.  It is implementation
	 * defined whether kill() does so.  We attempt to do so, on
	 * the principle of least surprise, but since kill is not
	 * allowed to fail with EAGAIN when low on memory we just
	 * make sure at least one signal gets delivered and don't
	 * pass on the info struct.
	 */
	if (sig < SIGRTMIN)
		override_rlimit = (is_si_special(info) || info->si_code >= 0);
	else
		override_rlimit = 0;

	q = sigqueue_alloc(sig, t, GFP_ATOMIC, override_rlimit);

	if (q) {
		list_add_tail(&q->list, &pending->list);
		switch ((unsigned long) info) {
		case (unsigned long) SEND_SIG_NOINFO:
			clear_siginfo(&q->info);
			q->info.si_signo = sig;
			q->info.si_errno = 0;
			q->info.si_code = SI_USER;
			q->info.si_pid = task_tgid_nr_ns(current,
							task_active_pid_ns(t));
			rcu_read_lock();
			q->info.si_uid =
				from_kuid_munged(task_cred_xxx(t, user_ns),
						 current_uid());
			rcu_read_unlock();
			break;
		case (unsigned long) SEND_SIG_PRIV:
			clear_siginfo(&q->info);
			q->info.si_signo = sig;
			q->info.si_errno = 0;
			q->info.si_code = SI_KERNEL;
			q->info.si_pid = 0;
			q->info.si_uid = 0;
			break;
		default:
			copy_siginfo(&q->info, info);
			break;
		}
	} else if (!is_si_special(info) &&
		   sig >= SIGRTMIN && info->si_code != SI_USER) {
		/*
		 * Queue overflow, abort.  We may abort if the
		 * signal was rt and sent by user using something
		 * other than kill().
		 */
		result = TRACE_SIGNAL_OVERFLOW_FAIL;
		ret = -EAGAIN;
		goto ret;
	} else {
		/*
		 * This is a silent loss of information.  We still
		 * send the signal, but the *info bits are lost.
		 */
		result = TRACE_SIGNAL_LOSE_INFO;
	}

out_set:
	signalfd_notify(t, sig);
	sigaddset(&pending->signal, sig);

	/* Let multiprocess signals appear after on-going forks */
	if (type > PIDTYPE_TGID) {
		struct multiprocess_signals *delayed;
		hlist_for_each_entry(delayed, &t->signal->multiprocess, node) {
			sigset_t *signal = &delayed->signal;
			/* Can't queue both a stop and a continue signal */
			if (sig == SIGCONT)
				sigdelsetmask(signal, SIG_KERNEL_STOP_MASK);
			else if (sig_kernel_stop(sig))
				sigdelset(signal, SIGCONT);
			sigaddset(signal, sig);
		}
	}

	complete_signal(sig, t, type);
ret:
	trace_signal_generate(sig, info, t, type != PIDTYPE_PID, result);
	return ret;
}

static inline bool has_si_pid_and_uid(struct kernel_siginfo *info)
{
	bool ret = false;
	switch (siginfo_layout(info->si_signo, info->si_code)) {
	case SIL_KILL:
	case SIL_CHLD:
	case SIL_RT:
		ret = true;
		break;
	case SIL_TIMER:
	case SIL_POLL:
	case SIL_FAULT:
	case SIL_FAULT_TRAPNO:
	case SIL_FAULT_MCEERR:
	case SIL_FAULT_BNDERR:
	case SIL_FAULT_PKUERR:
	case SIL_FAULT_PERF_EVENT:
	case SIL_SYS:
		ret = false;
		break;
	}
	return ret;
}

int send_signal_locked(int sig, struct kernel_siginfo *info,
		       struct task_struct *t, enum pid_type type)
{
	/* Should SIGKILL or SIGSTOP be received by a pid namespace init? */
	bool force = false;

	if (info == SEND_SIG_NOINFO) {
		/* Force if sent from an ancestor pid namespace */
		force = !task_pid_nr_ns(current, task_active_pid_ns(t));
	} else if (info == SEND_SIG_PRIV) {
		/* Don't ignore kernel generated signals */
		force = true;
	} else if (has_si_pid_and_uid(info)) {
		/* SIGKILL and SIGSTOP is special or has ids */
		struct user_namespace *t_user_ns;

		rcu_read_lock();
		t_user_ns = task_cred_xxx(t, user_ns);
		if (current_user_ns() != t_user_ns) {
			kuid_t uid = make_kuid(current_user_ns(), info->si_uid);
			info->si_uid = from_kuid_munged(t_user_ns, uid);
		}
		rcu_read_unlock();

		/* A kernel generated signal? */
		force = (info->si_code == SI_KERNEL);

		/* From an ancestor pid namespace? */
		if (!task_pid_nr_ns(current, task_active_pid_ns(t))) {
			info->si_pid = 0;
			force = true;
		}
	}
	return __send_signal_locked(sig, info, t, type, force);
}

static void print_fatal_signal(int signr)
{
	struct pt_regs *regs = task_pt_regs(current);
	struct file *exe_file;

	exe_file = get_task_exe_file(current);
	if (exe_file) {
		pr_info("%pD: %s: potentially unexpected fatal signal %d.\n",
			exe_file, current->comm, signr);
		fput(exe_file);
	} else {
		pr_info("%s: potentially unexpected fatal signal %d.\n",
			current->comm, signr);
	}

#if defined(__i386__) && !defined(__arch_um__)
	pr_info("code at %08lx: ", regs->ip);
	{
		int i;
		for (i = 0; i < 16; i++) {
			unsigned char insn;

			if (get_user(insn, (unsigned char *)(regs->ip + i)))
				break;
			pr_cont("%02x ", insn);
		}
	}
	pr_cont("\n");
#endif
	preempt_disable();
	show_regs(regs);
	preempt_enable();
}

static int __init setup_print_fatal_signals(char *str)
{
	get_option (&str, &print_fatal_signals);

	return 1;
}

__setup("print-fatal-signals=", setup_print_fatal_signals);

int do_send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p,
			enum pid_type type)
{
	unsigned long flags;
	int ret = -ESRCH;

	if (lock_task_sighand(p, &flags)) {
		ret = send_signal_locked(sig, info, p, type);
		unlock_task_sighand(p, &flags);
	}

	return ret;
}

enum sig_handler {
	HANDLER_CURRENT, /* If reachable use the current handler */
	HANDLER_SIG_DFL, /* Always use SIG_DFL handler semantics */
	HANDLER_EXIT,	 /* Only visible as the process exit code */
};

/*
 * Force a signal that the process can't ignore: if necessary
 * we unblock the signal and change any SIG_IGN to SIG_DFL.
 *
 * Note: If we unblock the signal, we always reset it to SIG_DFL,
 * since we do not want to have a signal handler that was blocked
 * be invoked when user space had explicitly blocked it.
 *
 * We don't want to have recursive SIGSEGV's etc, for example,
 * that is why we also clear SIGNAL_UNKILLABLE.
 */
static int
force_sig_info_to_task(struct kernel_siginfo *info, struct task_struct *t,
	enum sig_handler handler)
{
	unsigned long int flags;
	int ret, blocked, ignored;
	struct k_sigaction *action;
	int sig = info->si_signo;

	spin_lock_irqsave(&t->sighand->siglock, flags);
	action = &t->sighand->action[sig-1];
	ignored = action->sa.sa_handler == SIG_IGN;
	blocked = sigismember(&t->blocked, sig);
	if (blocked || ignored || (handler != HANDLER_CURRENT)) {
		action->sa.sa_handler = SIG_DFL;
		if (handler == HANDLER_EXIT)
			action->sa.sa_flags |= SA_IMMUTABLE;
		if (blocked)
			sigdelset(&t->blocked, sig);
	}
	/*
	 * Don't clear SIGNAL_UNKILLABLE for traced tasks, users won't expect
	 * debugging to leave init killable. But HANDLER_EXIT is always fatal.
	 */
	if (action->sa.sa_handler == SIG_DFL &&
	    (!t->ptrace || (handler == HANDLER_EXIT)))
		t->signal->flags &= ~SIGNAL_UNKILLABLE;
	ret = send_signal_locked(sig, info, t, PIDTYPE_PID);
	/* This can happen if the signal was already pending and blocked */
	if (!task_sigpending(t))
		signal_wake_up(t, 0);
	spin_unlock_irqrestore(&t->sighand->siglock, flags);

	return ret;
}

int force_sig_info(struct kernel_siginfo *info)
{
	return force_sig_info_to_task(info, current, HANDLER_CURRENT);
}

/*
 * Nuke all other threads in the group.
 */
int zap_other_threads(struct task_struct *p)
{
	struct task_struct *t;
	int count = 0;

	p->signal->group_stop_count = 0;

	for_other_threads(p, t) {
		task_clear_jobctl_pending(t, JOBCTL_PENDING_MASK);
		count++;

		/* Don't bother with already dead threads */
		if (t->exit_state)
			continue;
		sigaddset(&t->pending.signal, SIGKILL);
		signal_wake_up(t, 1);
	}

	return count;
}

struct sighand_struct *lock_task_sighand(struct task_struct *tsk,
					 unsigned long *flags)
{
	struct sighand_struct *sighand;

	rcu_read_lock();
	for (;;) {
		sighand = rcu_dereference(tsk->sighand);
		if (unlikely(sighand == NULL))
			break;

		/*
		 * This sighand can be already freed and even reused, but
		 * we rely on SLAB_TYPESAFE_BY_RCU and sighand_ctor() which
		 * initializes ->siglock: this slab can't go away, it has
		 * the same object type, ->siglock can't be reinitialized.
		 *
		 * We need to ensure that tsk->sighand is still the same
		 * after we take the lock, we can race with de_thread() or
		 * __exit_signal(). In the latter case the next iteration
		 * must see ->sighand == NULL.
		 */
		spin_lock_irqsave(&sighand->siglock, *flags);
		if (likely(sighand == rcu_access_pointer(tsk->sighand)))
			break;
		spin_unlock_irqrestore(&sighand->siglock, *flags);
	}
	rcu_read_unlock();

	return sighand;
}

#ifdef CONFIG_LOCKDEP
void lockdep_assert_task_sighand_held(struct task_struct *task)
{
	struct sighand_struct *sighand;

	rcu_read_lock();
	sighand = rcu_dereference(task->sighand);
	if (sighand)
		lockdep_assert_held(&sighand->siglock);
	else
		WARN_ON_ONCE(1);
	rcu_read_unlock();
}
#endif

/*
 * send signal info to all the members of a thread group or to the
 * individual thread if type == PIDTYPE_PID.
 */
int group_send_sig_info(int sig, struct kernel_siginfo *info,
			struct task_struct *p, enum pid_type type)
{
	int ret;

	rcu_read_lock();
	ret = check_kill_permission(sig, info, p);
	rcu_read_unlock();

	if (!ret && sig)
		ret = do_send_sig_info(sig, info, p, type);

	return ret;
}

/*
 * __kill_pgrp_info() sends a signal to a process group: this is what the tty
 * control characters do (^C, ^Z etc)
 * - the caller must hold at least a readlock on tasklist_lock
 */
int __kill_pgrp_info(int sig, struct kernel_siginfo *info, struct pid *pgrp)
{
	struct task_struct *p = NULL;
	int ret = -ESRCH;

	do_each_pid_task(pgrp, PIDTYPE_PGID, p) {
		int err = group_send_sig_info(sig, info, p, PIDTYPE_PGID);
		/*
		 * If group_send_sig_info() succeeds at least once ret
		 * becomes 0 and after that the code below has no effect.
		 * Otherwise we return the last err or -ESRCH if this
		 * process group is empty.
		 */
		if (ret)
			ret = err;
	} while_each_pid_task(pgrp, PIDTYPE_PGID, p);

	return ret;
}

static int kill_pid_info_type(int sig, struct kernel_siginfo *info,
				struct pid *pid, enum pid_type type)
{
	int error = -ESRCH;
	struct task_struct *p;

	for (;;) {
		rcu_read_lock();
		p = pid_task(pid, PIDTYPE_PID);
		if (p)
			error = group_send_sig_info(sig, info, p, type);
		rcu_read_unlock();
		if (likely(!p || error != -ESRCH))
			return error;
		/*
		 * The task was unhashed in between, try again.  If it
		 * is dead, pid_task() will return NULL, if we race with
		 * de_thread() it will find the new leader.
		 */
	}
}

int kill_pid_info(int sig, struct kernel_siginfo *info, struct pid *pid)
{
	return kill_pid_info_type(sig, info, pid, PIDTYPE_TGID);
}

static int kill_proc_info(int sig, struct kernel_siginfo *info, pid_t pid)
{
	int error;
	rcu_read_lock();
	error = kill_pid_info(sig, info, find_vpid(pid));
	rcu_read_unlock();
	return error;
}

static inline bool kill_as_cred_perm(const struct cred *cred,
				     struct task_struct *target)
{
	const struct cred *pcred = __task_cred(target);

	return uid_eq(cred->euid, pcred->suid) ||
	       uid_eq(cred->euid, pcred->uid) ||
	       uid_eq(cred->uid, pcred->suid) ||
	       uid_eq(cred->uid, pcred->uid);
}

/*
 * The usb asyncio usage of siginfo is wrong.  The glibc support
 * for asyncio which uses SI_ASYNCIO assumes the layout is SIL_RT.
 * AKA after the generic fields:
 *	kernel_pid_t	si_pid;
 *	kernel_uid32_t	si_uid;
 *	sigval_t	si_value;
 *
 * Unfortunately when usb generates SI_ASYNCIO it assumes the layout
 * after the generic fields is:
 *	void __user 	*si_addr;
 *
 * This is a practical problem when there is a 64bit big endian kernel
 * and a 32bit userspace.  As the 32bit address will encoded in the low
 * 32bits of the pointer.  Those low 32bits will be stored at higher
 * address than appear in a 32 bit pointer.  So userspace will not
 * see the address it was expecting for it's completions.
 *
 * There is nothing in the encoding that can allow
 * copy_siginfo_to_user32 to detect this confusion of formats, so
 * handle this by requiring the caller of kill_pid_usb_asyncio to
 * notice when this situration takes place and to store the 32bit
 * pointer in sival_int, instead of sival_addr of the sigval_t addr
 * parameter.
 */
int kill_pid_usb_asyncio(int sig, int errno, sigval_t addr,
			 struct pid *pid, const struct cred *cred)
{
	struct kernel_siginfo info;
	struct task_struct *p;
	unsigned long flags;
	int ret = -EINVAL;

	if (!valid_signal(sig))
		return ret;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = errno;
	info.si_code = SI_ASYNCIO;
	*((sigval_t *)&info.si_pid) = addr;

	rcu_read_lock();
	p = pid_task(pid, PIDTYPE_PID);
	if (!p) {
		ret = -ESRCH;
		goto out_unlock;
	}
	if (!kill_as_cred_perm(cred, p)) {
		ret = -EPERM;
		goto out_unlock;
	}
	ret = security_task_kill(p, &info, sig, cred);
	if (ret)
		goto out_unlock;

	if (sig) {
		if (lock_task_sighand(p, &flags)) {
			ret = __send_signal_locked(sig, &info, p, PIDTYPE_TGID, false);
			unlock_task_sighand(p, &flags);
		} else
			ret = -ESRCH;
	}
out_unlock:
	rcu_read_unlock();
	return ret;
}
EXPORT_SYMBOL_GPL(kill_pid_usb_asyncio);

/*
 * kill_something_info() interprets pid in interesting ways just like kill(2).
 *
 * POSIX specifies that kill(-1,sig) is unspecified, but what we have
 * is probably wrong.  Should make it like BSD or SYSV.
 */

static int kill_something_info(int sig, struct kernel_siginfo *info, pid_t pid)
{
	int ret;

	if (pid > 0)
		return kill_proc_info(sig, info, pid);

	/* -INT_MIN is undefined.  Exclude this case to avoid a UBSAN warning */
	if (pid == INT_MIN)
		return -ESRCH;

	read_lock(&tasklist_lock);
	if (pid != -1) {
		ret = __kill_pgrp_info(sig, info,
				pid ? find_vpid(-pid) : task_pgrp(current));
	} else {
		int retval = 0, count = 0;
		struct task_struct * p;

		for_each_process(p) {
			if (task_pid_vnr(p) > 1 &&
					!same_thread_group(p, current)) {
				int err = group_send_sig_info(sig, info, p,
							      PIDTYPE_MAX);
				++count;
				if (err != -EPERM)
					retval = err;
			}
		}
		ret = count ? retval : -ESRCH;
	}
	read_unlock(&tasklist_lock);

	return ret;
}

/*
 * These are for backward compatibility with the rest of the kernel source.
 */

int send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p)
{
	/*
	 * Make sure legacy kernel users don't send in bad values
	 * (normal paths check this in check_kill_permission).
	 */
	if (!valid_signal(sig))
		return -EINVAL;

	return do_send_sig_info(sig, info, p, PIDTYPE_PID);
}
EXPORT_SYMBOL(send_sig_info);

#define __si_special(priv) \
	((priv) ? SEND_SIG_PRIV : SEND_SIG_NOINFO)

int
send_sig(int sig, struct task_struct *p, int priv)
{
	return send_sig_info(sig, __si_special(priv), p);
}
EXPORT_SYMBOL(send_sig);

void force_sig(int sig)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code = SI_KERNEL;
	info.si_pid = 0;
	info.si_uid = 0;
	force_sig_info(&info);
}
EXPORT_SYMBOL(force_sig);

void force_fatal_sig(int sig)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code = SI_KERNEL;
	info.si_pid = 0;
	info.si_uid = 0;
	force_sig_info_to_task(&info, current, HANDLER_SIG_DFL);
}

void force_exit_sig(int sig)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code = SI_KERNEL;
	info.si_pid = 0;
	info.si_uid = 0;
	force_sig_info_to_task(&info, current, HANDLER_EXIT);
}

/*
 * When things go south during signal handling, we
 * will force a SIGSEGV. And if the signal that caused
 * the problem was already a SIGSEGV, we'll want to
 * make sure we don't even try to deliver the signal..
 */
void force_sigsegv(int sig)
{
	if (sig == SIGSEGV)
		force_fatal_sig(SIGSEGV);
	else
		force_sig(SIGSEGV);
}

int force_sig_fault_to_task(int sig, int code, void __user *addr,
			    struct task_struct *t)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code  = code;
	info.si_addr  = addr;
	return force_sig_info_to_task(&info, t, HANDLER_CURRENT);
}

int force_sig_fault(int sig, int code, void __user *addr)
{
	return force_sig_fault_to_task(sig, code, addr, current);
}

int send_sig_fault(int sig, int code, void __user *addr, struct task_struct *t)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code  = code;
	info.si_addr  = addr;
	return send_sig_info(info.si_signo, &info, t);
}

int force_sig_mceerr(int code, void __user *addr, short lsb)
{
	struct kernel_siginfo info;

	WARN_ON((code != BUS_MCEERR_AO) && (code != BUS_MCEERR_AR));
	clear_siginfo(&info);
	info.si_signo = SIGBUS;
	info.si_errno = 0;
	info.si_code = code;
	info.si_addr = addr;
	info.si_addr_lsb = lsb;
	return force_sig_info(&info);
}

int send_sig_mceerr(int code, void __user *addr, short lsb, struct task_struct *t)
{
	struct kernel_siginfo info;

	WARN_ON((code != BUS_MCEERR_AO) && (code != BUS_MCEERR_AR));
	clear_siginfo(&info);
	info.si_signo = SIGBUS;
	info.si_errno = 0;
	info.si_code = code;
	info.si_addr = addr;
	info.si_addr_lsb = lsb;
	return send_sig_info(info.si_signo, &info, t);
}
EXPORT_SYMBOL(send_sig_mceerr);

int force_sig_bnderr(void __user *addr, void __user *lower, void __user *upper)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = SIGSEGV;
	info.si_errno = 0;
	info.si_code  = SEGV_BNDERR;
	info.si_addr  = addr;
	info.si_lower = lower;
	info.si_upper = upper;
	return force_sig_info(&info);
}

#ifdef SEGV_PKUERR
int force_sig_pkuerr(void __user *addr, u32 pkey)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = SIGSEGV;
	info.si_errno = 0;
	info.si_code  = SEGV_PKUERR;
	info.si_addr  = addr;
	info.si_pkey  = pkey;
	return force_sig_info(&info);
}
#endif

int send_sig_perf(void __user *addr, u32 type, u64 sig_data)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo     = SIGTRAP;
	info.si_errno     = 0;
	info.si_code      = TRAP_PERF;
	info.si_addr      = addr;
	info.si_perf_data = sig_data;
	info.si_perf_type = type;

	/*
	 * Signals generated by perf events should not terminate the whole
	 * process if SIGTRAP is blocked, however, delivering the signal
	 * asynchronously is better than not delivering at all. But tell user
	 * space if the signal was asynchronous, so it can clearly be
	 * distinguished from normal synchronous ones.
	 */
	info.si_perf_flags = sigismember(&current->blocked, info.si_signo) ?
				     TRAP_PERF_FLAG_ASYNC :
				     0;

	return send_sig_info(info.si_signo, &info, current);
}

/**
 * force_sig_seccomp - signals the task to allow in-process syscall emulation
 * @syscall: syscall number to send to userland
 * @reason: filter-supplied reason code to send to userland (via si_errno)
 * @force_coredump: true to trigger a coredump
 *
 * Forces a SIGSYS with a code of SYS_SECCOMP and related sigsys info.
 */
int force_sig_seccomp(int syscall, int reason, bool force_coredump)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = SIGSYS;
	info.si_code = SYS_SECCOMP;
	info.si_call_addr = (void __user *)KSTK_EIP(current);
	info.si_errno = reason;
	info.si_arch = syscall_get_arch(current);
	info.si_syscall = syscall;
	return force_sig_info_to_task(&info, current,
		force_coredump ? HANDLER_EXIT : HANDLER_CURRENT);
}

/* For the crazy architectures that include trap information in
 * the errno field, instead of an actual errno value.
 */
int force_sig_ptrace_errno_trap(int errno, void __user *addr)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = SIGTRAP;
	info.si_errno = errno;
	info.si_code  = TRAP_HWBKPT;
	info.si_addr  = addr;
	return force_sig_info(&info);
}

/* For the rare architectures that include trap information using
 * si_trapno.
 */
int force_sig_fault_trapno(int sig, int code, void __user *addr, int trapno)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code  = code;
	info.si_addr  = addr;
	info.si_trapno = trapno;
	return force_sig_info(&info);
}

/* For the rare architectures that include trap information using
 * si_trapno.
 */
int send_sig_fault_trapno(int sig, int code, void __user *addr, int trapno,
			  struct task_struct *t)
{
	struct kernel_siginfo info;

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	info.si_code  = code;
	info.si_addr  = addr;
	info.si_trapno = trapno;
	return send_sig_info(info.si_signo, &info, t);
}

static int kill_pgrp_info(int sig, struct kernel_siginfo *info, struct pid *pgrp)
{
	int ret;
	read_lock(&tasklist_lock);
	ret = __kill_pgrp_info(sig, info, pgrp);
	read_unlock(&tasklist_lock);
	return ret;
}

int kill_pgrp(struct pid *pid, int sig, int priv)
{
	return kill_pgrp_info(sig, __si_special(priv), pid);
}
EXPORT_SYMBOL(kill_pgrp);

int kill_pid(struct pid *pid, int sig, int priv)
{
	return kill_pid_info(sig, __si_special(priv), pid);
}
EXPORT_SYMBOL(kill_pid);

#ifdef CONFIG_POSIX_TIMERS
/*
 * These functions handle POSIX timer signals. POSIX timers use
 * preallocated sigqueue structs for sending signals.
 */
static void __flush_itimer_signals(struct sigpending *pending)
{
	sigset_t signal, retain;
	struct sigqueue *q, *n;

	signal = pending->signal;
	sigemptyset(&retain);

	list_for_each_entry_safe(q, n, &pending->list, list) {
		int sig = q->info.si_signo;

		if (likely(q->info.si_code != SI_TIMER)) {
			sigaddset(&retain, sig);
		} else {
			sigdelset(&signal, sig);
			list_del_init(&q->list);
			__sigqueue_free(q);
		}
	}

	sigorsets(&pending->signal, &signal, &retain);
}

void flush_itimer_signals(void)
{
	struct task_struct *tsk = current;

	guard(spinlock_irqsave)(&tsk->sighand->siglock);
	__flush_itimer_signals(&tsk->pending);
	__flush_itimer_signals(&tsk->signal->shared_pending);
}

bool posixtimer_init_sigqueue(struct sigqueue *q)
{
	struct ucounts *ucounts = sig_get_ucounts(current, -1, 0);

	if (!ucounts)
		return false;
	clear_siginfo(&q->info);
	__sigqueue_init(q, ucounts, SIGQUEUE_PREALLOC);
	return true;
}

static void posixtimer_queue_sigqueue(struct sigqueue *q, struct task_struct *t, enum pid_type type)
{
	struct sigpending *pending;
	int sig = q->info.si_signo;

	signalfd_notify(t, sig);
	pending = (type != PIDTYPE_PID) ? &t->signal->shared_pending : &t->pending;
	list_add_tail(&q->list, &pending->list);
	sigaddset(&pending->signal, sig);
	complete_signal(sig, t, type);
}

/*
 * This function is used by POSIX timers to deliver a timer signal.
 * Where type is PIDTYPE_PID (such as for timers with SIGEV_THREAD_ID
 * set), the signal must be delivered to the specific thread (queues
 * into t->pending).
 *
 * Where type is not PIDTYPE_PID, signals must be delivered to the
 * process. In this case, prefer to deliver to current if it is in
 * the same thread group as the target process and its sighand is
 * stable, which avoids unnecessarily waking up a potentially idle task.
 */
static inline struct task_struct *posixtimer_get_target(struct k_itimer *tmr)
{
	struct task_struct *t = pid_task(tmr->it_pid, tmr->it_pid_type);

	if (t && tmr->it_pid_type != PIDTYPE_PID &&
	    same_thread_group(t, current) && !current->exit_state)
		t = current;
	return t;
}

void posixtimer_send_sigqueue(struct k_itimer *tmr)
{
	struct sigqueue *q = &tmr->sigq;
	int sig = q->info.si_signo;
	struct task_struct *t;
	unsigned long flags;
	int result;

	guard(rcu)();

	t = posixtimer_get_target(tmr);
	if (!t)
		return;

	if (!likely(lock_task_sighand(t, &flags)))
		return;

	/*
	 * Update @tmr::sigqueue_seq for posix timer signals with sighand
	 * locked to prevent a race against dequeue_signal().
	 */
	tmr->it_sigqueue_seq = tmr->it_signal_seq;

	/*
	 * Set the signal delivery status under sighand lock, so that the
	 * ignored signal handling can distinguish between a periodic and a
	 * non-periodic timer.
	 */
	tmr->it_sig_periodic = tmr->it_status == POSIX_TIMER_REQUEUE_PENDING;

	if (!prepare_signal(sig, t, false)) {
		result = TRACE_SIGNAL_IGNORED;

		if (!list_empty(&q->list)) {
			/*
			 * The signal was ignored and blocked. The timer
			 * expiry queued it because blocked signals are
			 * queued independent of the ignored state.
			 *
			 * The unblocking set SIGPENDING, but the signal
			 * was not yet dequeued from the pending list.
			 * So prepare_signal() sees unblocked and ignored,
			 * which ends up here. Leave it queued like a
			 * regular signal.
			 *
			 * The same happens when the task group is exiting
			 * and the signal is already queued.
			 * prepare_signal() treats SIGNAL_GROUP_EXIT as
			 * ignored independent of its queued state. This
			 * gets cleaned up in __exit_signal().
			 */
			goto out;
		}

		/* Periodic timers with SIG_IGN are queued on the ignored list */
		if (tmr->it_sig_periodic) {
			/*
			 * Already queued means the timer was rearmed after
			 * the previous expiry got it on the ignore list.
			 * Nothing to do for that case.
			 */
			if (hlist_unhashed(&tmr->ignored_list)) {
				/*
				 * Take a signal reference and queue it on
				 * the ignored list.
				 */
				posixtimer_sigqueue_getref(q);
				posixtimer_sig_ignore(t, q);
			}
		} else if (!hlist_unhashed(&tmr->ignored_list)) {
			/*
			 * Covers the case where a timer was periodic and
			 * then the signal was ignored. Later it was rearmed
			 * as oneshot timer. The previous signal is invalid
			 * now, and this oneshot signal has to be dropped.
			 * Remove it from the ignored list and drop the
			 * reference count as the signal is not longer
			 * queued.
			 */
			hlist_del_init(&tmr->ignored_list);
			posixtimer_putref(tmr);
		}
		goto out;
	}

	if (unlikely(!list_empty(&q->list))) {
		/* This holds a reference count already */
		result = TRACE_SIGNAL_ALREADY_PENDING;
		goto out;
	}

	/*
	 * If the signal is on the ignore list, it got blocked after it was
	 * ignored earlier. But nothing lifted the ignore. Move it back to
	 * the pending list to be consistent with the regular signal
	 * handling. This already holds a reference count.
	 *
	 * If it's not on the ignore list acquire a reference count.
	 */
	if (likely(hlist_unhashed(&tmr->ignored_list)))
		posixtimer_sigqueue_getref(q);
	else
		hlist_del_init(&tmr->ignored_list);

	posixtimer_queue_sigqueue(q, t, tmr->it_pid_type);
	result = TRACE_SIGNAL_DELIVERED;
out:
	trace_signal_generate(sig, &q->info, t, tmr->it_pid_type != PIDTYPE_PID, result);
	unlock_task_sighand(t, &flags);
}

static inline void posixtimer_sig_ignore(struct task_struct *tsk, struct sigqueue *q)
{
	struct k_itimer *tmr = container_of(q, struct k_itimer, sigq);

	/*
	 * If the timer is marked deleted already or the signal originates
	 * from a non-periodic timer, then just drop the reference
	 * count. Otherwise queue it on the ignored list.
	 */
	if (posixtimer_valid(tmr) && tmr->it_sig_periodic)
		hlist_add_head(&tmr->ignored_list, &tsk->signal->ignored_posix_timers);
	else
		posixtimer_putref(tmr);
}

static void posixtimer_sig_unignore(struct task_struct *tsk, int sig)
{
	struct hlist_head *head = &tsk->signal->ignored_posix_timers;
	struct hlist_node *tmp;
	struct k_itimer *tmr;

	if (likely(hlist_empty(head)))
		return;

	/*
	 * Rearming a timer with sighand lock held is not possible due to
	 * lock ordering vs. tmr::it_lock. Just stick the sigqueue back and
	 * let the signal delivery path deal with it whether it needs to be
	 * rearmed or not. This cannot be decided here w/o dropping sighand
	 * lock and creating a loop retry horror show.
	 */
	hlist_for_each_entry_safe(tmr, tmp , head, ignored_list) {
		struct task_struct *target;

		/*
		 * tmr::sigq.info.si_signo is immutable, so accessing it
		 * without holding tmr::it_lock is safe.
		 */
		if (tmr->sigq.info.si_signo != sig)
			continue;

		hlist_del_init(&tmr->ignored_list);

		/* This should never happen and leaks a reference count */
		if (WARN_ON_ONCE(!list_empty(&tmr->sigq.list)))
			continue;

		/*
		 * Get the target for the signal. If target is a thread and
		 * has exited by now, drop the reference count.
		 */
		guard(rcu)();
		target = posixtimer_get_target(tmr);
		if (target)
			posixtimer_queue_sigqueue(&tmr->sigq, target, tmr->it_pid_type);
		else
			posixtimer_putref(tmr);
	}
}
#else /* CONFIG_POSIX_TIMERS */
static inline void posixtimer_sig_ignore(struct task_struct *tsk, struct sigqueue *q) { }
static inline void posixtimer_sig_unignore(struct task_struct *tsk, int sig) { }
#endif /* !CONFIG_POSIX_TIMERS */

void do_notify_pidfd(struct task_struct *task)
{
	struct pid *pid = task_pid(task);

	WARN_ON(task->exit_state == 0);

	__wake_up(&pid->wait_pidfd, TASK_NORMAL, 0,
			poll_to_key(EPOLLIN | EPOLLRDNORM));
}

/*
 * Let a parent know about the death of a child.
 * For a stopped/continued status change, use do_notify_parent_cldstop instead.
 *
 * Returns true if our parent ignored us and so we've switched to
 * self-reaping.
 */
bool do_notify_parent(struct task_struct *tsk, int sig)
{
	struct kernel_siginfo info;
	unsigned long flags;
	struct sighand_struct *psig;
	bool autoreap = false;
	u64 utime, stime;

	if (WARN_ON_ONCE(!valid_signal(sig)))
		return false;

	/* do_notify_parent_cldstop should have been called instead.  */
	WARN_ON_ONCE(task_is_stopped_or_traced(tsk));

	WARN_ON_ONCE(!tsk->ptrace && !thread_group_empty(tsk));

	/* ptraced, or group-leader without sub-threads */
	do_notify_pidfd(tsk);

	if (sig != SIGCHLD) {
		/*
		 * This is only possible if parent == real_parent.
		 * Check if it has changed security domain.
		 */
		if (tsk->parent_exec_id != READ_ONCE(tsk->parent->self_exec_id))
			sig = SIGCHLD;
	}

	clear_siginfo(&info);
	info.si_signo = sig;
	info.si_errno = 0;
	/*
	 * We are under tasklist_lock here so our parent is tied to
	 * us and cannot change.
	 *
	 * task_active_pid_ns will always return the same pid namespace
	 * until a task passes through release_task.
	 *
	 * write_lock() currently calls preempt_disable() which is the
	 * same as rcu_read_lock(), but according to Oleg, this is not
	 * correct to rely on this
	 */
	rcu_read_lock();
	info.si_pid = task_pid_nr_ns(tsk, task_active_pid_ns(tsk->parent));
	info.si_uid = from_kuid_munged(task_cred_xxx(tsk->parent, user_ns),
				       task_uid(tsk));
	rcu_read_unlock();

	task_cputime(tsk, &utime, &stime);
	info.si_utime = nsec_to_clock_t(utime + tsk->signal->utime);
	info.si_stime = nsec_to_clock_t(stime + tsk->signal->stime);

	info.si_status = tsk->exit_code & 0x7f;
	if (tsk->exit_code & 0x80)
		info.si_code = CLD_DUMPED;
	else if (tsk->exit_code & 0x7f)
		info.si_code = CLD_KILLED;
	else {
		info.si_code = CLD_EXITED;
		info.si_status = tsk->exit_code >> 8;
	}

	psig = tsk->parent->sighand;
	spin_lock_irqsave(&psig->siglock, flags);
	if (!tsk->ptrace && sig == SIGCHLD &&
	    (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN ||
	     (psig->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDWAIT))) {
		/*
		 * We are exiting and our parent doesn't care.  POSIX.1
		 * defines special semantics for setting SIGCHLD to SIG_IGN
		 * or setting the SA_NOCLDWAIT flag: we should be reaped
		 * automatically and not left for our parent's wait4 call.
		 * Rather than having the parent do it as a magic kind of
		 * signal handler, we just set this to tell do_exit that we
		 * can be cleaned up without becoming a zombie.  Note that
		 * we still call __wake_up_parent in this case, because a
		 * blocked sys_wait4 might now return -ECHILD.
		 *
		 * Whether we send SIGCHLD or not for SA_NOCLDWAIT
		 * is implementation-defined: we do (if you don't want
		 * it, just use SIG_IGN instead).
		 */
		autoreap = true;
		if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN)
			sig = 0;
	}
	if (!tsk->ptrace && tsk->signal->autoreap) {
		autoreap = true;
		sig = 0;
	}
	/*
	 * Send with __send_signal as si_pid and si_uid are in the
	 * parent's namespaces.
	 */
	if (sig)
		__send_signal_locked(sig, &info, tsk->parent, PIDTYPE_TGID, false);
	__wake_up_parent(tsk, tsk->parent);
	spin_unlock_irqrestore(&psig->siglock, flags);

	return autoreap;
}

/**
 * do_notify_parent_cldstop - notify parent of stopped/continued state change
 * @tsk: task reporting the state change
 * @for_ptracer: the notification is for ptracer
 * @why: CLD_{CONTINUED|STOPPED|TRAPPED} to report
 *
 * Notify @tsk's parent that the stopped/continued state has changed.  If
 * @for_ptracer is %false, @tsk's group leader notifies to its real parent.
 * If %true, @tsk reports to @tsk->parent which should be the ptracer.
 *
 * CONTEXT:
 * Must be called with tasklist_lock at least read locked.
 */
static void do_notify_parent_cldstop(struct task_struct *tsk,
				     bool for_ptracer, int why)
{
	struct kernel_siginfo info;
	unsigned long flags;
	struct task_struct *parent;
	struct sighand_struct *sighand;
	u64 utime, stime;

	if (for_ptracer) {
		parent = tsk->parent;
	} else {
		tsk = tsk->group_leader;
		parent = tsk->real_parent;
	}

	clear_siginfo(&info);
	info.si_signo = SIGCHLD;
	info.si_errno = 0;
	/*
	 * see comment in do_notify_parent() about the following 4 lines
	 */
	rcu_read_lock();
	info.si_pid = task_pid_nr_ns(tsk, task_active_pid_ns(parent));
	info.si_uid = from_kuid_munged(task_cred_xxx(parent, user_ns), task_uid(tsk));
	rcu_read_unlock();

	task_cputime(tsk, &utime, &stime);
	info.si_utime = nsec_to_clock_t(utime);
	info.si_stime = nsec_to_clock_t(stime);

 	info.si_code = why;
 	switch (why) {
 	case CLD_CONTINUED:
 		info.si_status = SIGCONT;
 		break;
 	case CLD_STOPPED:
 		info.si_status = tsk->signal->group_exit_code & 0x7f;
 		break;
 	case CLD_TRAPPED:
 		info.si_status = tsk->exit_code & 0x7f;
 		break;
 	default:
 		BUG();
 	}

	sighand = parent->sighand;
	spin_lock_irqsave(&sighand->siglock, flags);
	if (sighand->action[SIGCHLD-1].sa.sa_handler != SIG_IGN &&
	    !(sighand->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDSTOP))
		send_signal_locked(SIGCHLD, &info, parent, PIDTYPE_TGID);
	/*
	 * Even if SIGCHLD is not generated, we must wake up wait4 calls.
	 */
	__wake_up_parent(tsk, parent);
	spin_unlock_irqrestore(&sighand->siglock, flags);
}

/*
 * This must be called with current->sighand->siglock held.
 *
 * This should be the path for all ptrace stops.
 * We always set current->last_siginfo while stopped here.
 * That makes it a way to test a stopped process for
 * being ptrace-stopped vs being job-control-stopped.
 *
 * Returns the signal the ptracer requested the code resume
 * with.  If the code did not stop because the tracer is gone,
 * the stop signal remains unchanged unless clear_code.
 */
static int ptrace_stop(int exit_code, int why, unsigned long message,
		       kernel_siginfo_t *info)
	__releases(&current->sighand->siglock)
	__acquires(&current->sighand->siglock)
{
	bool gstop_done = false;

	if (arch_ptrace_stop_needed()) {
		/*
		 * The arch code has something special to do before a
		 * ptrace stop.  This is allowed to block, e.g. for faults
		 * on user stack pages.  We can't keep the siglock while
		 * calling arch_ptrace_stop, so we must release it now.
		 * To preserve proper semantics, we must do this before
		 * any signal bookkeeping like checking group_stop_count.
		 */
		spin_unlock_irq(&current->sighand->siglock);
		arch_ptrace_stop();
		spin_lock_irq(&current->sighand->siglock);
	}

	/*
	 * After this point ptrace_signal_wake_up or signal_wake_up
	 * will clear TASK_TRACED if ptrace_unlink happens or a fatal
	 * signal comes in.  Handle previous ptrace_unlinks and fatal
	 * signals here to prevent ptrace_stop sleeping in schedule.
	 */
	if (!current->ptrace || __fatal_signal_pending(current))
		return exit_code;

	set_special_state(TASK_TRACED);
	current->jobctl |= JOBCTL_TRACED;

	/*
	 * We're committing to trapping.  TRACED should be visible before
	 * TRAPPING is cleared; otherwise, the tracer might fail do_wait().
	 * Also, transition to TRACED and updates to ->jobctl should be
	 * atomic with respect to siglock and should be done after the arch
	 * hook as siglock is released and regrabbed across it.
	 *
	 *     TRACER				    TRACEE
	 *
	 *     ptrace_attach()
	 * [L]   wait_on_bit(JOBCTL_TRAPPING)	[S] set_special_state(TRACED)
	 *     do_wait()
	 *       set_current_state()                smp_wmb();
	 *       ptrace_do_wait()
	 *         wait_task_stopped()
	 *           task_stopped_code()
	 * [L]         task_is_traced()		[S] task_clear_jobctl_trapping();
	 */
	smp_wmb();

	current->ptrace_message = message;
	current->last_siginfo = info;
	current->exit_code = exit_code;

	/*
	 * If @why is CLD_STOPPED, we're trapping to participate in a group
	 * stop.  Do the bookkeeping.  Note that if SIGCONT was delievered
	 * across siglock relocks since INTERRUPT was scheduled, PENDING
	 * could be clear now.  We act as if SIGCONT is received after
	 * TASK_TRACED is entered - ignore it.
	 */
	if (why == CLD_STOPPED && (current->jobctl & JOBCTL_STOP_PENDING))
		gstop_done = task_participate_group_stop(current);

	/* any trap clears pending STOP trap, STOP trap clears NOTIFY */
	task_clear_jobctl_pending(current, JOBCTL_TRAP_STOP);
	if (info && info->si_code >> 8 == PTRACE_EVENT_STOP)
		task_clear_jobctl_pending(current, JOBCTL_TRAP_NOTIFY);

	/* entering a trap, clear TRAPPING */
	task_clear_jobctl_trapping(current);

	spin_unlock_irq(&current->sighand->siglock);
	read_lock(&tasklist_lock);
	/*
	 * Notify parents of the stop.
	 *
	 * While ptraced, there are two parents - the ptracer and
	 * the real_parent of the group_leader.  The ptracer should
	 * know about every stop while the real parent is only
	 * interested in the completion of group stop.  The states
	 * for the two don't interact with each other.  Notify
	 * separately unless they're gonna be duplicates.
	 */
	if (current->ptrace)
		do_notify_parent_cldstop(current, true, why);
	if (gstop_done && (!current->ptrace || ptrace_reparented(current)))
		do_notify_parent_cldstop(current, false, why);

	/*
	 * The previous do_notify_parent_cldstop() invocation woke ptracer.
	 * One a PREEMPTION kernel this can result in preemption requirement
	 * which will be fulfilled after read_unlock() and the ptracer will be
	 * put on the CPU.
	 * The ptracer is in wait_task_inactive(, __TASK_TRACED) waiting for
	 * this task wait in schedule(). If this task gets preempted then it
	 * remains enqueued on the runqueue. The ptracer will observe this and
	 * then sleep for a delay of one HZ tick. In the meantime this task
	 * gets scheduled, enters schedule() and will wait for the ptracer.
	 *
	 * This preemption point is not bad from a correctness point of
	 * view but extends the runtime by one HZ tick time due to the
	 * ptracer's sleep.  The preempt-disable section ensures that there
	 * will be no preemption between unlock and schedule() and so
	 * improving the performance since the ptracer will observe that
	 * the tracee is scheduled out once it gets on the CPU.
	 *
	 * On PREEMPT_RT locking tasklist_lock does not disable preemption.
	 * Therefore the task can be preempted after do_notify_parent_cldstop()
	 * before unlocking tasklist_lock so there is no benefit in doing this.
	 *
	 * In fact disabling preemption is harmful on PREEMPT_RT because
	 * the spinlock_t in cgroup_enter_frozen() must not be acquired
	 * with preemption disabled due to the 'sleeping' spinlock
	 * substitution of RT.
	 */
	if (!IS_ENABLED(CONFIG_PREEMPT_RT))
		preempt_disable();
	read_unlock(&tasklist_lock);
	cgroup_enter_frozen();
	if (!IS_ENABLED(CONFIG_PREEMPT_RT))
		preempt_enable_no_resched();
	schedule();
	cgroup_leave_frozen(true);

	/*
	 * We are back.  Now reacquire the siglock before touching
	 * last_siginfo, so that we are sure to have synchronized with
	 * any signal-sending on another CPU that wants to examine it.
	 */
	spin_lock_irq(&current->sighand->siglock);
	exit_code = current->exit_code;
	current->last_siginfo = NULL;
	current->ptrace_message = 0;
	current->exit_code = 0;

	/* LISTENING can be set only during STOP traps, clear it */
	current->jobctl &= ~(JOBCTL_LISTENING | JOBCTL_PTRACE_FROZEN);

	/*
	 * Queued signals ignored us while we were stopped for tracing.
	 * So check for any that we should take before resuming user mode.
	 * This sets TIF_SIGPENDING, but never clears it.
	 */
	recalc_sigpending_tsk(current);
	return exit_code;
}

static int ptrace_do_notify(int signr, int exit_code, int why, unsigned long message)
{
	kernel_siginfo_t info;

	clear_siginfo(&info);
	info.si_signo = signr;
	info.si_code = exit_code;
	info.si_pid = task_pid_vnr(current);
	info.si_uid = from_kuid_munged(current_user_ns(), current_uid());

	/* Let the debugger run.  */
	return ptrace_stop(exit_code, why, message, &info);
}

int ptrace_notify(int exit_code, unsigned long message)
{
	int signr;

	BUG_ON((exit_code & (0x7f | ~0xffff)) != SIGTRAP);
	if (unlikely(task_work_pending(current)))
		task_work_run();

	spin_lock_irq(&current->sighand->siglock);
	signr = ptrace_do_notify(SIGTRAP, exit_code, CLD_TRAPPED, message);
	spin_unlock_irq(&current->sighand->siglock);
	return signr;
}

/**
 * do_signal_stop - handle group stop for SIGSTOP and other stop signals
 * @signr: signr causing group stop if initiating
 *
 * If %JOBCTL_STOP_PENDING is not set yet, initiate group stop with @signr
 * and participate in it.  If already set, participate in the existing
 * group stop.  If participated in a group stop (and thus slept), %true is
 * returned with siglock released.
 *
 * If ptraced, this function doesn't handle stop itself.  Instead,
 * %JOBCTL_TRAP_STOP is scheduled and %false is returned with siglock
 * untouched.  The caller must ensure that INTERRUPT trap handling takes
 * places afterwards.
 *
 * CONTEXT:
 * Must be called with @current->sighand->siglock held, which is released
 * on %true return.
 *
 * RETURNS:
 * %false if group stop is already cancelled or ptrace trap is scheduled.
 * %true if participated in group stop.
 */
static bool do_signal_stop(int signr)
	__releases(&current->sighand->siglock)
{
	struct signal_struct *sig = current->signal;

	if (!(current->jobctl & JOBCTL_STOP_PENDING)) {
		unsigned long gstop = JOBCTL_STOP_PENDING | JOBCTL_STOP_CONSUME;
		struct task_struct *t;

		/* signr will be recorded in task->jobctl for retries */
		WARN_ON_ONCE(signr & ~JOBCTL_STOP_SIGMASK);

		if (!likely(current->jobctl & JOBCTL_STOP_DEQUEUED) ||
		    unlikely(sig->flags & SIGNAL_GROUP_EXIT) ||
		    unlikely(sig->group_exec_task))
			return false;
		/*
		 * There is no group stop already in progress.  We must
		 * initiate one now.
		 *
		 * While ptraced, a task may be resumed while group stop is
		 * still in effect and then receive a stop signal and
		 * initiate another group stop.  This deviates from the
		 * usual behavior as two consecutive stop signals can't
		 * cause two group stops when !ptraced.  That is why we
		 * also check !task_is_stopped(t) below.
		 *
		 * The condition can be distinguished by testing whether
		 * SIGNAL_STOP_STOPPED is already set.  Don't generate
		 * group_exit_code in such case.
		 *
		 * This is not necessary for SIGNAL_STOP_CONTINUED because
		 * an intervening stop signal is required to cause two
		 * continued events regardless of ptrace.
		 */
		if (!(sig->flags & SIGNAL_STOP_STOPPED))
			sig->group_exit_code = signr;

		sig->group_stop_count = 0;
		if (task_set_jobctl_pending(current, signr | gstop))
			sig->group_stop_count++;

		for_other_threads(current, t) {
			/*
			 * Setting state to TASK_STOPPED for a group
			 * stop is always done with the siglock held,
			 * so this check has no races.
			 */
			if (!task_is_stopped(t) &&
			    task_set_jobctl_pending(t, signr | gstop)) {
				sig->group_stop_count++;
				if (likely(!(t->ptrace & PT_SEIZED)))
					signal_wake_up(t, 0);
				else
					ptrace_trap_notify(t);
			}
		}
	}

	if (likely(!current->ptrace)) {
		int notify = 0;

		/*
		 * If there are no other threads in the group, or if there
		 * is a group stop in progress and we are the last to stop,
		 * report to the parent.
		 */
		if (task_participate_group_stop(current))
			notify = CLD_STOPPED;

		current->jobctl |= JOBCTL_STOPPED;
		set_special_state(TASK_STOPPED);
		spin_unlock_irq(&current->sighand->siglock);

		/*
		 * Notify the parent of the group stop completion.  Because
		 * we're not holding either the siglock or tasklist_lock
		 * here, ptracer may attach inbetween; however, this is for
		 * group stop and should always be delivered to the real
		 * parent of the group leader.  The new ptracer will get
		 * its notification when this task transitions into
		 * TASK_TRACED.
		 */
		if (notify) {
			read_lock(&tasklist_lock);
			do_notify_parent_cldstop(current, false, notify);
			read_unlock(&tasklist_lock);
		}

		/* Now we don't run again until woken by SIGCONT or SIGKILL */
		cgroup_enter_frozen();
		schedule();
		return true;
	} else {
		/*
		 * While ptraced, group stop is handled by STOP trap.
		 * Schedule it and let the caller deal with it.
		 */
		task_set_jobctl_pending(current, JOBCTL_TRAP_STOP);
		return false;
	}
}

/**
 * do_jobctl_trap - take care of ptrace jobctl traps
 *
 * When PT_SEIZED, it's used for both group stop and explicit
 * SEIZE/INTERRUPT traps.  Both generate PTRACE_EVENT_STOP trap with
 * accompanying siginfo.  If stopped, lower eight bits of exit_code contain
 * the stop signal; otherwise, %SIGTRAP.
 *
 * When !PT_SEIZED, it's used only for group stop trap with stop signal
 * number as exit_code and no siginfo.
 *
 * CONTEXT:
 * Must be called with @current->sighand->siglock held, which may be
 * released and re-acquired before returning with intervening sleep.
 */
static void do_jobctl_trap(void)
{
	struct signal_struct *signal = current->signal;
	int signr = current->jobctl & JOBCTL_STOP_SIGMASK;

	if (current->ptrace & PT_SEIZED) {
		if (!signal->group_stop_count &&
		    !(signal->flags & SIGNAL_STOP_STOPPED))
			signr = SIGTRAP;
		WARN_ON_ONCE(!signr);
		ptrace_do_notify(signr, signr | (PTRACE_EVENT_STOP << 8),
				 CLD_STOPPED, 0);
	} else {
		WARN_ON_ONCE(!signr);
		ptrace_stop(signr, CLD_STOPPED, 0, NULL);
	}
}

/**
 * do_freezer_trap - handle the freezer jobctl trap
 *
 * Puts the task into frozen state, if only the task is not about to quit.
 * In this case it drops JOBCTL_TRAP_FREEZE.
 *
 * CONTEXT:
 * Must be called with @current->sighand->siglock held,
 * which is always released before returning.
 */
static void do_freezer_trap(void)
	__releases(&current->sighand->siglock)
{
	/*
	 * If there are other trap bits pending except JOBCTL_TRAP_FREEZE,
	 * let's make another loop to give it a chance to be handled.
	 * In any case, we'll return back.
	 */
	if ((current->jobctl & (JOBCTL_PENDING_MASK | JOBCTL_TRAP_FREEZE)) !=
	     JOBCTL_TRAP_FREEZE) {
		spin_unlock_irq(&current->sighand->siglock);
		return;
	}

	/*
	 * Now we're sure that there is no pending fatal signal and no
	 * pending traps. Clear TIF_SIGPENDING to not get out of schedule()
	 * immediately (if there is a non-fatal signal pending), and
	 * put the task into sleep.
	 */
	__set_current_state(TASK_INTERRUPTIBLE|TASK_FREEZABLE);
	clear_thread_flag(TIF_SIGPENDING);
	spin_unlock_irq(&current->sighand->siglock);
	cgroup_enter_frozen();
	schedule();

	/*
	 * We could've been woken by task_work, run it to clear
	 * TIF_NOTIFY_SIGNAL. The caller will retry if necessary.
	 */
	clear_notify_signal();
	if (unlikely(task_work_pending(current)))
		task_work_run();
}

static int ptrace_signal(int signr, kernel_siginfo_t *info, enum pid_type type)
{
	/*
	 * We do not check sig_kernel_stop(signr) but set this marker
	 * unconditionally because we do not know whether debugger will
	 * change signr. This flag has no meaning unless we are going
	 * to stop after return from ptrace_stop(). In this case it will
	 * be checked in do_signal_stop(), we should only stop if it was
	 * not cleared by SIGCONT while we were sleeping. See also the
	 * comment in dequeue_signal().
	 */
	current->jobctl |= JOBCTL_STOP_DEQUEUED;
	signr = ptrace_stop(signr, CLD_TRAPPED, 0, info);

	/* We're back.  Did the debugger cancel the sig?  */
	if (signr == 0)
		return signr;

	/*
	 * Update the siginfo structure if the signal has
	 * changed.  If the debugger wanted something
	 * specific in the siginfo structure then it should
	 * have updated *info via PTRACE_SETSIGINFO.
	 */
	if (signr != info->si_signo) {
		clear_siginfo(info);
		info->si_signo = signr;
		info->si_errno = 0;
		info->si_code = SI_USER;
		rcu_read_lock();
		info->si_pid = task_pid_vnr(current->parent);
		info->si_uid = from_kuid_munged(current_user_ns(),
						task_uid(current->parent));
		rcu_read_unlock();
	}

	/* If the (new) signal is now blocked, requeue it.  */
	if (sigismember(&current->blocked, signr) ||
	    fatal_signal_pending(current)) {
		send_signal_locked(signr, info, current, type);
		signr = 0;
	}

	return signr;
}

static void hide_si_addr_tag_bits(struct ksignal *ksig)
{
	switch (siginfo_layout(ksig->sig, ksig->info.si_code)) {
	case SIL_FAULT:
	case SIL_FAULT_TRAPNO:
	case SIL_FAULT_MCEERR:
	case SIL_FAULT_BNDERR:
	case SIL_FAULT_PKUERR:
	case SIL_FAULT_PERF_EVENT:
		ksig->info.si_addr = arch_untagged_si_addr(
			ksig->info.si_addr, ksig->sig, ksig->info.si_code);
		break;
	case SIL_KILL:
	case SIL_TIMER:
	case SIL_POLL:
	case SIL_CHLD:
	case SIL_RT:
	case SIL_SYS:
		break;
	}
}

bool get_signal(struct ksignal *ksig)
{
	struct sighand_struct *sighand = current->sighand;
	struct signal_struct *signal = current->signal;
	int signr;

	clear_notify_signal();
	if (unlikely(task_work_pending(current)))
		task_work_run();

	if (!task_sigpending(current))
		return false;

	if (unlikely(uprobe_deny_signal()))
		return false;

	/*
	 * Do this once, we can't return to user-mode if freezing() == T.
	 * do_signal_stop() and ptrace_stop() set TASK_STOPPED/TASK_TRACED
	 * and the freezer handles those states via TASK_FROZEN, thus they
	 * do not need another check after return.
	 */
	try_to_freeze();

relock:
	spin_lock_irq(&sighand->siglock);

	/*
	 * Every stopped thread goes here after wakeup. Check to see if
	 * we should notify the parent, prepare_signal(SIGCONT) encodes
	 * the CLD_ si_code into SIGNAL_CLD_MASK bits.
	 */
	if (unlikely(signal->flags & SIGNAL_CLD_MASK)) {
		int why;

		if (signal->flags & SIGNAL_CLD_CONTINUED)
			why = CLD_CONTINUED;
		else
			why = CLD_STOPPED;

		signal->flags &= ~SIGNAL_CLD_MASK;

		spin_unlock_irq(&sighand->siglock);

		/*
		 * Notify the parent that we're continuing.  This event is
		 * always per-process and doesn't make whole lot of sense
		 * for ptracers, who shouldn't consume the state via
		 * wait(2) either, but, for backward compatibility, notify
		 * the ptracer of the group leader too unless it's gonna be
		 * a duplicate.
		 */
		read_lock(&tasklist_lock);
		do_notify_parent_cldstop(current, false, why);

		if (ptrace_reparented(current->group_leader))
			do_notify_parent_cldstop(current->group_leader,
						true, why);
		read_unlock(&tasklist_lock);

		goto relock;
	}

	for (;;) {
		struct k_sigaction *ka;
		enum pid_type type;

		/* Has this task already been marked for death? */
		if ((signal->flags & SIGNAL_GROUP_EXIT) ||
		     signal->group_exec_task) {
			signr = SIGKILL;
			sigdelset(&current->pending.signal, SIGKILL);
			trace_signal_deliver(SIGKILL, SEND_SIG_NOINFO,
					     &sighand->action[SIGKILL-1]);
			recalc_sigpending();
			/*
			 * implies do_group_exit() or return to PF_USER_WORKER,
			 * no need to initialize ksig->info/etc.
			 */
			goto fatal;
		}

		if (unlikely(current->jobctl & JOBCTL_STOP_PENDING) &&
		    do_signal_stop(0))
			goto relock;

		if (unlikely(current->jobctl &
			     (JOBCTL_TRAP_MASK | JOBCTL_TRAP_FREEZE))) {
			if (current->jobctl & JOBCTL_TRAP_MASK) {
				do_jobctl_trap();
				spin_unlock_irq(&sighand->siglock);
			} else if (current->jobctl & JOBCTL_TRAP_FREEZE)
				do_freezer_trap();

			goto relock;
		}

		/*
		 * If the task is leaving the frozen state, let's update
		 * cgroup counters and reset the frozen bit.
		 */
		if (unlikely(cgroup_task_frozen(current))) {
			spin_unlock_irq(&sighand->siglock);
			cgroup_leave_frozen(false);
			goto relock;
		}

		/*
		 * Signals generated by the execution of an instruction
		 * need to be delivered before any other pending signals
		 * so that the instruction pointer in the signal stack
		 * frame points to the faulting instruction.
		 */
		type = PIDTYPE_PID;
		signr = dequeue_synchronous_signal(&ksig->info);
		if (!signr)
			signr = dequeue_signal(&current->blocked, &ksig->info, &type);

		if (!signr)
			break; /* will return 0 */

		if (unlikely(current->ptrace) && (signr != SIGKILL) &&
		    !(sighand->action[signr -1].sa.sa_flags & SA_IMMUTABLE)) {
			signr = ptrace_signal(signr, &ksig->info, type);
			if (!signr)
				continue;
		}

		ka = &sighand->action[signr-1];

		/* Trace actually delivered signals. */
		trace_signal_deliver(signr, &ksig->info, ka);

		if (ka->sa.sa_handler == SIG_IGN) /* Do nothing.  */
			continue;
		if (ka->sa.sa_handler != SIG_DFL) {
			/* Run the handler.  */
			ksig->ka = *ka;

			if (ka->sa.sa_flags & SA_ONESHOT)
				ka->sa.sa_handler = SIG_DFL;

			break; /* will return non-zero "signr" value */
		}

		/*
		 * Now we are doing the default action for this signal.
		 */
		if (sig_kernel_ignore(signr)) /* Default is nothing. */
			continue;

		/*
		 * Global init gets no signals it doesn't want.
		 * Container-init gets no signals it doesn't want from same
		 * container.
		 *
		 * Note that if global/container-init sees a sig_kernel_only()
		 * signal here, the signal must have been generated internally
		 * or must have come from an ancestor namespace. In either
		 * case, the signal cannot be dropped.
		 */
		if (unlikely(signal->flags & SIGNAL_UNKILLABLE) &&
				!sig_kernel_only(signr))
			continue;

		if (sig_kernel_stop(signr)) {
			/*
			 * The default action is to stop all threads in
			 * the thread group.  The job control signals
			 * do nothing in an orphaned pgrp, but SIGSTOP
			 * always works.  Note that siglock needs to be
			 * dropped during the call to is_orphaned_pgrp()
			 * because of lock ordering with tasklist_lock.
			 * This allows an intervening SIGCONT to be posted.
			 * We need to check for that and bail out if necessary.
			 */
			if (signr != SIGSTOP) {
				spin_unlock_irq(&sighand->siglock);

				/* signals can be posted during this window */

				if (is_current_pgrp_orphaned())
					goto relock;

				spin_lock_irq(&sighand->siglock);
			}

			if (likely(do_signal_stop(signr))) {
				/* It released the siglock.  */
				goto relock;
			}

			/*
			 * We didn't actually stop, due to a race
			 * with SIGCONT or something like that.
			 */
			continue;
		}

	fatal:
		spin_unlock_irq(&sighand->siglock);
		if (unlikely(cgroup_task_frozen(current)))
			cgroup_leave_frozen(true);

		/*
		 * Anything else is fatal, maybe with a core dump.
		 */
		current->flags |= PF_SIGNALED;

		if (sig_kernel_coredump(signr)) {
			if (print_fatal_signals)
				print_fatal_signal(signr);
			proc_coredump_connector(current);
			/*
			 * If it was able to dump core, this kills all
			 * other threads in the group and synchronizes with
			 * their demise.  If we lost the race with another
			 * thread getting here, it set group_exit_code
			 * first and our do_group_exit call below will use
			 * that value and ignore the one we pass it.
			 */
			vfs_coredump(&ksig->info);
		}

		/*
		 * PF_USER_WORKER threads will catch and exit on fatal signals
		 * themselves. They have cleanup that must be performed, so we
		 * cannot call do_exit() on their behalf. Note that ksig won't
		 * be properly initialized, PF_USER_WORKER's shouldn't use it.
		 */
		if (current->flags & PF_USER_WORKER)
			goto out;

		/*
		 * Death signals, no core dump.
		 */
		do_group_exit(signr);
		/* NOTREACHED */
	}
	spin_unlock_irq(&sighand->siglock);

	ksig->sig = signr;

	if (signr && !(ksig->ka.sa.sa_flags & SA_EXPOSE_TAGBITS))
		hide_si_addr_tag_bits(ksig);
out:
	return signr > 0;
}

/**
 * signal_delivered - called after signal delivery to update blocked signals
 * @ksig:		kernel signal struct
 * @stepping:		nonzero if debugger single-step or block-step in use
 *
 * This function should be called when a signal has successfully been
 * delivered. It updates the blocked signals accordingly (@ksig->ka.sa.sa_mask
 * is always blocked), and the signal itself is blocked unless %SA_NODEFER
 * is set in @ksig->ka.sa.sa_flags.  Tracing is notified.
 */
static void signal_delivered(struct ksignal *ksig, int stepping)
{
	sigset_t blocked;

	/* A signal was successfully delivered, and the
	   saved sigmask was stored on the signal frame,
	   and will be restored by sigreturn.  So we can
	   simply clear the restore sigmask flag.  */
	clear_restore_sigmask();

	sigorsets(&blocked, &current->blocked, &ksig->ka.sa.sa_mask);
	if (!(ksig->ka.sa.sa_flags & SA_NODEFER))
		sigaddset(&blocked, ksig->sig);
	set_current_blocked(&blocked);
	if (current->sas_ss_flags & SS_AUTODISARM)
		sas_ss_reset(current);
	if (stepping)
		ptrace_notify(SIGTRAP, 0);
}

void signal_setup_done(int failed, struct ksignal *ksig, int stepping)
{
	if (failed)
		force_sigsegv(ksig->sig);
	else
		signal_delivered(ksig, stepping);
}

/*
 * It could be that complete_signal() picked us to notify about the
 * group-wide signal. Other threads should be notified now to take
 * the shared signals in @which since we will not.
 */
static void retarget_shared_pending(struct task_struct *tsk, sigset_t *which)
{
	sigset_t retarget;
	struct task_struct *t;

	sigandsets(&retarget, &tsk->signal->shared_pending.signal, which);
	if (sigisemptyset(&retarget))
		return;

	for_other_threads(tsk, t) {
		if (t->flags & PF_EXITING)
			continue;

		if (!has_pending_signals(&retarget, &t->blocked))
			continue;
		/* Remove the signals this thread can handle. */
		sigandsets(&retarget, &retarget, &t->blocked);

		if (!task_sigpending(t))
			signal_wake_up(t, 0);

		if (sigisemptyset(&retarget))
			break;
	}
}

void exit_signals(struct task_struct *tsk)
{
	int group_stop = 0;
	sigset_t unblocked;

	/*
	 * @tsk is about to have PF_EXITING set - lock out users which
	 * expect stable threadgroup.
	 */
	cgroup_threadgroup_change_begin(tsk);

	if (thread_group_empty(tsk) || (tsk->signal->flags & SIGNAL_GROUP_EXIT)) {
		tsk->flags |= PF_EXITING;
		cgroup_threadgroup_change_end(tsk);
		return;
	}

	spin_lock_irq(&tsk->sighand->siglock);
	/*
	 * From now this task is not visible for group-wide signals,
	 * see wants_signal(), do_signal_stop().
	 */
	tsk->flags |= PF_EXITING;

	cgroup_threadgroup_change_end(tsk);

	if (!task_sigpending(tsk))
		goto out;

	unblocked = tsk->blocked;
	signotset(&unblocked);
	retarget_shared_pending(tsk, &unblocked);

	if (unlikely(tsk->jobctl & JOBCTL_STOP_PENDING) &&
	    task_participate_group_stop(tsk))
		group_stop = CLD_STOPPED;
out:
	spin_unlock_irq(&tsk->sighand->siglock);

	/*
	 * If group stop has completed, deliver the notification.  This
	 * should always go to the real parent of the group leader.
	 */
	if (unlikely(group_stop)) {
		read_lock(&tasklist_lock);
		do_notify_parent_cldstop(tsk, false, group_stop);
		read_unlock(&tasklist_lock);
	}
}

/*
 * System call entry points.
 */

/**
 *  sys_restart_syscall - restart a system call
 */
SYSCALL_DEFINE0(restart_syscall)
{
	struct restart_block *restart = &current->restart_block;
	return restart->fn(restart);
}

long do_no_restart_syscall(struct restart_block *param)
{
	return -EINTR;
}

static void __set_task_blocked(struct task_struct *tsk, const sigset_t *newset)
{
	if (task_sigpending(tsk) && !thread_group_empty(tsk)) {
		sigset_t newblocked;
		/* A set of now blocked but previously unblocked signals. */
		sigandnsets(&newblocked, newset, &current->blocked);
		retarget_shared_pending(tsk, &newblocked);
	}
	tsk->blocked = *newset;
	recalc_sigpending();
}

/**
 * set_current_blocked - change current->blocked mask
 * @newset: new mask
 *
 * It is wrong to change ->blocked directly, this helper should be used
 * to ensure the process can't miss a shared signal we are going to block.
 */
void set_current_blocked(sigset_t *newset)
{
	sigdelsetmask(newset, sigmask(SIGKILL) | sigmask(SIGSTOP));
	__set_current_blocked(newset);
}

void __set_current_blocked(const sigset_t *newset)
{
	struct task_struct *tsk = current;

	/*
	 * In case the signal mask hasn't changed, there is nothing we need
	 * to do. The current->blocked shouldn't be modified by other task.
	 */
	if (sigequalsets(&tsk->blocked, newset))
		return;

	spin_lock_irq(&tsk->sighand->siglock);
	__set_task_blocked(tsk, newset);
	spin_unlock_irq(&tsk->sighand->siglock);
}

/*
 * This is also useful for kernel threads that want to temporarily
 * (or permanently) block certain signals.
 *
 * NOTE! Unlike the user-mode sys_sigprocmask(), the kernel
 * interface happily blocks "unblockable" signals like SIGKILL
 * and friends.
 */
int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
{
	struct task_struct *tsk = current;
	sigset_t newset;

	/* Lockless, only current can change ->blocked, never from irq */
	if (oldset)
		*oldset = tsk->blocked;

	switch (how) {
	case SIG_BLOCK:
		sigorsets(&newset, &tsk->blocked, set);
		break;
	case SIG_UNBLOCK:
		sigandnsets(&newset, &tsk->blocked, set);
		break;
	case SIG_SETMASK:
		newset = *set;
		break;
	default:
		return -EINVAL;
	}

	__set_current_blocked(&newset);
	return 0;
}
EXPORT_SYMBOL(sigprocmask);

/*
 * The api helps set app-provided sigmasks.
 *
 * This is useful for syscalls such as ppoll, pselect, io_pgetevents and
 * epoll_pwait where a new sigmask is passed from userland for the syscalls.
 *
 * Note that it does set_restore_sigmask() in advance, so it must be always
 * paired with restore_saved_sigmask_unless() before return from syscall.
 */
int set_user_sigmask(const sigset_t __user *umask, size_t sigsetsize)
{
	sigset_t kmask;

	if (!umask)
		return 0;
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;
	if (copy_from_user(&kmask, umask, sizeof(sigset_t)))
		return -EFAULT;

	set_restore_sigmask();
	current->saved_sigmask = current->blocked;
	set_current_blocked(&kmask);

	return 0;
}

#ifdef CONFIG_COMPAT
int set_compat_user_sigmask(const compat_sigset_t __user *umask,
			    size_t sigsetsize)
{
	sigset_t kmask;

	if (!umask)
		return 0;
	if (sigsetsize != sizeof(compat_sigset_t))
		return -EINVAL;
	if (get_compat_sigset(&kmask, umask))
		return -EFAULT;

	set_restore_sigmask();
	current->saved_sigmask = current->blocked;
	set_current_blocked(&kmask);

	return 0;
}
#endif

/**
 *  sys_rt_sigprocmask - change the list of currently blocked signals
 *  @how: whether to add, remove, or set signals
 *  @nset: stores pending signals
 *  @oset: previous value of signal mask if non-null
 *  @sigsetsize: size of sigset_t type
 */
SYSCALL_DEFINE4(rt_sigprocmask, int, how, sigset_t __user *, nset,
		sigset_t __user *, oset, size_t, sigsetsize)
{
	sigset_t old_set, new_set;
	int error;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	old_set = current->blocked;

	if (nset) {
		if (copy_from_user(&new_set, nset, sizeof(sigset_t)))
			return -EFAULT;
		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));

		error = sigprocmask(how, &new_set, NULL);
		if (error)
			return error;
	}

	if (oset) {
		if (copy_to_user(oset, &old_set, sizeof(sigset_t)))
			return -EFAULT;
	}

	return 0;
}

#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE4(rt_sigprocmask, int, how, compat_sigset_t __user *, nset,
		compat_sigset_t __user *, oset, compat_size_t, sigsetsize)
{
	sigset_t old_set = current->blocked;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (nset) {
		sigset_t new_set;
		int error;
		if (get_compat_sigset(&new_set, nset))
			return -EFAULT;
		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));

		error = sigprocmask(how, &new_set, NULL);
		if (error)
			return error;
	}
	return oset ? put_compat_sigset(oset, &old_set, sizeof(*oset)) : 0;
}
#endif

static void do_sigpending(sigset_t *set)
{
	spin_lock_irq(&current->sighand->siglock);
	sigorsets(set, &current->pending.signal,
		  &current->signal->shared_pending.signal);
	spin_unlock_irq(&current->sighand->siglock);

	/* Outside the lock because only this thread touches it.  */
	sigandsets(set, &current->blocked, set);
}

/**
 *  sys_rt_sigpending - examine a pending signal that has been raised
 *			while blocked
 *  @uset: stores pending signals
 *  @sigsetsize: size of sigset_t type or larger
 */
SYSCALL_DEFINE2(rt_sigpending, sigset_t __user *, uset, size_t, sigsetsize)
{
	sigset_t set;

	if (sigsetsize > sizeof(*uset))
		return -EINVAL;

	do_sigpending(&set);

	if (copy_to_user(uset, &set, sigsetsize))
		return -EFAULT;

	return 0;
}

#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE2(rt_sigpending, compat_sigset_t __user *, uset,
		compat_size_t, sigsetsize)
{
	sigset_t set;

	if (sigsetsize > sizeof(*uset))
		return -EINVAL;

	do_sigpending(&set);

	return put_compat_sigset(uset, &set, sigsetsize);
}
#endif

static const struct {
	unsigned char limit, layout;
} sig_sicodes[] = {
	[SIGILL]  = { NSIGILL,  SIL_FAULT },
	[SIGFPE]  = { NSIGFPE,  SIL_FAULT },
	[SIGSEGV] = { NSIGSEGV, SIL_FAULT },
	[SIGBUS]  = { NSIGBUS,  SIL_FAULT },
	[SIGTRAP] = { NSIGTRAP, SIL_FAULT },
#if defined(SIGEMT)
	[SIGEMT]  = { NSIGEMT,  SIL_FAULT },
#endif
	[SIGCHLD] = { NSIGCHLD, SIL_CHLD },
	[SIGPOLL] = { NSIGPOLL, SIL_POLL },
	[SIGSYS]  = { NSIGSYS,  SIL_SYS },
};

static bool known_siginfo_layout(unsigned sig, int si_code)
{
	if (si_code == SI_KERNEL)
		return true;
	else if ((si_code > SI_USER)) {
		if (sig_specific_sicodes(sig)) {
			if (si_code <= sig_sicodes[sig].limit)
				return true;
		}
		else if (si_code <= NSIGPOLL)
			return true;
	}
	else if (si_code >= SI_DETHREAD)
		return true;
	else if (si_code == SI_ASYNCNL)
		return true;
	return false;
}

enum siginfo_layout siginfo_layout(unsigned sig, int si_code)
{
	enum siginfo_layout layout = SIL_KILL;
	if ((si_code > SI_USER) && (si_code < SI_KERNEL)) {
		if ((sig < ARRAY_SIZE(sig_sicodes)) &&
		    (si_code <= sig_sicodes[sig].limit)) {
			layout = sig_sicodes[sig].layout;
			/* Handle the exceptions */
			if ((sig == SIGBUS) &&
			    (si_code >= BUS_MCEERR_AR) && (si_code <= BUS_MCEERR_AO))
				layout = SIL_FAULT_MCEERR;
			else if ((sig == SIGSEGV) && (si_code == SEGV_BNDERR))
				layout = SIL_FAULT_BNDERR;
#ifdef SEGV_PKUERR
			else if ((sig == SIGSEGV) && (si_code == SEGV_PKUERR))
				layout = SIL_FAULT_PKUERR;
#endif
			else if ((sig == SIGTRAP) && (si_code == TRAP_PERF))
				layout = SIL_FAULT_PERF_EVENT;
			else if (IS_ENABLED(CONFIG_SPARC) &&
				 (sig == SIGILL) && (si_code == ILL_ILLTRP))
				layout = SIL_FAULT_TRAPNO;
			else if (IS_ENABLED(CONFIG_ALPHA) &&
				 ((sig == SIGFPE) ||
				  ((sig == SIGTRAP) && (si_code == TRAP_UNK))))
				layout = SIL_FAULT_TRAPNO;
		}
		else if (si_code <= NSIGPOLL)
			layout = SIL_POLL;
	} else {
		if (si_code == SI_TIMER)
			layout = SIL_TIMER;
		else if (si_code == SI_SIGIO)
			layout = SIL_POLL;
		else if (si_code < 0)
			layout = SIL_RT;
	}
	return layout;
}

static inline char __user *si_expansion(const siginfo_t __user *info)
{
	return ((char __user *)info) + sizeof(struct kernel_siginfo);
}

int copy_siginfo_to_user(siginfo_t __user *to, const kernel_siginfo_t *from)
{
	char __user *expansion = si_expansion(to);
	if (copy_to_user(to, from , sizeof(struct kernel_siginfo)))
		return -EFAULT;
	if (clear_user(expansion, SI_EXPANSION_SIZE))
		return -EFAULT;
	return 0;
}

static int post_copy_siginfo_from_user(kernel_siginfo_t *info,
				       const siginfo_t __user *from)
{
	if (unlikely(!known_siginfo_layout(info->si_signo, info->si_code))) {
		char __user *expansion = si_expansion(from);
		char buf[SI_EXPANSION_SIZE];
		int i;
		/*
		 * An unknown si_code might need more than
		 * sizeof(struct kernel_siginfo) bytes.  Verify all of the
		 * extra bytes are 0.  This guarantees copy_siginfo_to_user
		 * will return this data to userspace exactly.
		 */
		if (copy_from_user(&buf, expansion, SI_EXPANSION_SIZE))
			return -EFAULT;
		for (i = 0; i < SI_EXPANSION_SIZE; i++) {
			if (buf[i] != 0)
				return -E2BIG;
		}
	}
	return 0;
}

static int __copy_siginfo_from_user(int signo, kernel_siginfo_t *to,
				    const siginfo_t __user *from)
{
	if (copy_from_user(to, from, sizeof(struct kernel_siginfo)))
		return -EFAULT;
	to->si_signo = signo;
	return post_copy_siginfo_from_user(to, from);
}

int copy_siginfo_from_user(kernel_siginfo_t *to, const siginfo_t __user *from)
{
	if (copy_from_user(to, from, sizeof(struct kernel_siginfo)))
		return -EFAULT;
	return post_copy_siginfo_from_user(to, from);
}

#ifdef CONFIG_COMPAT
/**
 * copy_siginfo_to_external32 - copy a kernel siginfo into a compat user siginfo
 * @to: compat siginfo destination
 * @from: kernel siginfo source
 *
 * Note: This function does not work properly for the SIGCHLD on x32, but
 * fortunately it doesn't have to.  The only valid callers for this function are
 * copy_siginfo_to_user32, which is overriden for x32 and the coredump code.
 * The latter does not care because SIGCHLD will never cause a coredump.
 */
void copy_siginfo_to_external32(struct compat_siginfo *to,
		const struct kernel_siginfo *from)
{
	memset(to, 0, sizeof(*to));

	to->si_signo = from->si_signo;
	to->si_errno = from->si_errno;
	to->si_code  = from->si_code;
	switch(siginfo_layout(from->si_signo, from->si_code)) {
	case SIL_KILL:
		to->si_pid = from->si_pid;
		to->si_uid = from->si_uid;
		break;
	case SIL_TIMER:
		to->si_tid     = from->si_tid;
		to->si_overrun = from->si_overrun;
		to->si_int     = from->si_int;
		break;
	case SIL_POLL:
		to->si_band = from->si_band;
		to->si_fd   = from->si_fd;
		break;
	case SIL_FAULT:
		to->si_addr = ptr_to_compat(from->si_addr);
		break;
	case SIL_FAULT_TRAPNO:
		to->si_addr = ptr_to_compat(from->si_addr);
		to->si_trapno = from->si_trapno;
		break;
	case SIL_FAULT_MCEERR:
		to->si_addr = ptr_to_compat(from->si_addr);
		to->si_addr_lsb = from->si_addr_lsb;
		break;
	case SIL_FAULT_BNDERR:
		to->si_addr = ptr_to_compat(from->si_addr);
		to->si_lower = ptr_to_compat(from->si_lower);
		to->si_upper = ptr_to_compat(from->si_upper);
		break;
	case SIL_FAULT_PKUERR:
		to->si_addr = ptr_to_compat(from->si_addr);
		to->si_pkey = from->si_pkey;
		break;
	case SIL_FAULT_PERF_EVENT:
		to->si_addr = ptr_to_compat(from->si_addr);
		to->si_perf_data = from->si_perf_data;
		to->si_perf_type = from->si_perf_type;
		to->si_perf_flags = from->si_perf_flags;
		break;
	case SIL_CHLD:
		to->si_pid = from->si_pid;
		to->si_uid = from->si_uid;
		to->si_status = from->si_status;
		to->si_utime = from->si_utime;
		to->si_stime = from->si_stime;
		break;
	case SIL_RT:
		to->si_pid = from->si_pid;
		to->si_uid = from->si_uid;
		to->si_int = from->si_int;
		break;
	case SIL_SYS:
		to->si_call_addr = ptr_to_compat(from->si_call_addr);
		to->si_syscall   = from->si_syscall;
		to->si_arch      = from->si_arch;
		break;
	}
}

int __copy_siginfo_to_user32(struct compat_siginfo __user *to,
			   const struct kernel_siginfo *from)
{
	struct compat_siginfo new;

	copy_siginfo_to_external32(&new, from);
	if (copy_to_user(to, &new, sizeof(struct compat_siginfo)))
		return -EFAULT;
	return 0;
}

static int post_copy_siginfo_from_user32(kernel_siginfo_t *to,
					 const struct compat_siginfo *from)
{
	clear_siginfo(to);
	to->si_signo = from->si_signo;
	to->si_errno = from->si_errno;
	to->si_code  = from->si_code;
	switch(siginfo_layout(from->si_signo, from->si_code)) {
	case SIL_KILL:
		to->si_pid = from->si_pid;
		to->si_uid = from->si_uid;
		break;
	case SIL_TIMER:
		to->si_tid     = from->si_tid;
		to->si_overrun = from->si_overrun;
		to->si_int     = from->si_int;
		break;
	case SIL_POLL:
		to->si_band = from->si_band;
		to->si_fd   = from->si_fd;
		break;
	case SIL_FAULT:
		to->si_addr = compat_ptr(from->si_addr);
		break;
	case SIL_FAULT_TRAPNO:
		to->si_addr = compat_ptr(from->si_addr);
		to->si_trapno = from->si_trapno;
		break;
	case SIL_FAULT_MCEERR:
		to->si_addr = compat_ptr(from->si_addr);
		to->si_addr_lsb = from->si_addr_lsb;
		break;
	case SIL_FAULT_BNDERR:
		to->si_addr = compat_ptr(from->si_addr);
		to->si_lower = compat_ptr(from->si_lower);
		to->si_upper = compat_ptr(from->si_upper);
		break;
	case SIL_FAULT_PKUERR:
		to->si_addr = compat_ptr(from->si_addr);
		to->si_pkey = from->si_pkey;
		break;
	case SIL_FAULT_PERF_EVENT:
		to->si_addr = compat_ptr(from->si_addr);
		to->si_perf_data = from->si_perf_data;
		to->si_perf_type = from->si_perf_type;
		to->si_perf_flags = from->si_perf_flags;
		break;
	case SIL_CHLD:
		to->si_pid    = from->si_pid;
		to->si_uid    = from->si_uid;
		to->si_status = from->si_status;
#ifdef CONFIG_X86_X32_ABI
		if (in_x32_syscall()) {
			to->si_utime = from->_sifields._sigchld_x32._utime;
			to->si_stime = from->_sifields._sigchld_x32._stime;
		} else
#endif
		{
			to->si_utime = from->si_utime;
			to->si_stime = from->si_stime;
		}
		break;
	case SIL_RT:
		to->si_pid = from->si_pid;
		to->si_uid = from->si_uid;
		to->si_int = from->si_int;
		break;
	case SIL_SYS:
		to->si_call_addr = compat_ptr(from->si_call_addr);
		to->si_syscall   = from->si_syscall;
		to->si_arch      = from->si_arch;
		break;
	}
	return 0;
}

static int __copy_siginfo_from_user32(int signo, struct kernel_siginfo *to,
				      const struct compat_siginfo __user *ufrom)
{
	struct compat_siginfo from;

	if (copy_from_user(&from, ufrom, sizeof(struct compat_siginfo)))
		return -EFAULT;

	from.si_signo = signo;
	return post_copy_siginfo_from_user32(to, &from);
}

int copy_siginfo_from_user32(struct kernel_siginfo *to,
			     const struct compat_siginfo __user *ufrom)
{
	struct compat_siginfo from;

	if (copy_from_user(&from, ufrom, sizeof(struct compat_siginfo)))
		return -EFAULT;

	return post_copy_siginfo_from_user32(to, &from);
}
#endif /* CONFIG_COMPAT */

/**
 *  do_sigtimedwait - wait for queued signals specified in @which
 *  @which: queued signals to wait for
 *  @info: if non-null, the signal's siginfo is returned here
 *  @ts: upper bound on process time suspension
 */
static int do_sigtimedwait(const sigset_t *which, kernel_siginfo_t *info,
		    const struct timespec64 *ts)
{
	ktime_t *to = NULL, timeout = KTIME_MAX;
	struct task_struct *tsk = current;
	sigset_t mask = *which;
	enum pid_type type;
	int sig, ret = 0;

	if (ts) {
		if (!timespec64_valid(ts))
			return -EINVAL;
		timeout = timespec64_to_ktime(*ts);
		to = &timeout;
	}

	/*
	 * Invert the set of allowed signals to get those we want to block.
	 */
	sigdelsetmask(&mask, sigmask(SIGKILL) | sigmask(SIGSTOP));
	signotset(&mask);

	spin_lock_irq(&tsk->sighand->siglock);
	sig = dequeue_signal(&mask, info, &type);
	if (!sig && timeout) {
		/*
		 * None ready, temporarily unblock those we're interested
		 * while we are sleeping in so that we'll be awakened when
		 * they arrive. Unblocking is always fine, we can avoid
		 * set_current_blocked().
		 */
		tsk->real_blocked = tsk->blocked;
		sigandsets(&tsk->blocked, &tsk->blocked, &mask);
		recalc_sigpending();
		spin_unlock_irq(&tsk->sighand->siglock);

		__set_current_state(TASK_INTERRUPTIBLE|TASK_FREEZABLE);
		ret = schedule_hrtimeout_range(to, tsk->timer_slack_ns,
					       HRTIMER_MODE_REL);
		spin_lock_irq(&tsk->sighand->siglock);
		__set_task_blocked(tsk, &tsk->real_blocked);
		sigemptyset(&tsk->real_blocked);
		sig = dequeue_signal(&mask, info, &type);
	}
	spin_unlock_irq(&tsk->sighand->siglock);

	if (sig)
		return sig;
	return ret ? -EINTR : -EAGAIN;
}

/**
 *  sys_rt_sigtimedwait - synchronously wait for queued signals specified
 *			in @uthese
 *  @uthese: queued signals to wait for
 *  @uinfo: if non-null, the signal's siginfo is returned here
 *  @uts: upper bound on process time suspension
 *  @sigsetsize: size of sigset_t type
 */
SYSCALL_DEFINE4(rt_sigtimedwait, const sigset_t __user *, uthese,
		siginfo_t __user *, uinfo,
		const struct __kernel_timespec __user *, uts,
		size_t, sigsetsize)
{
	sigset_t these;
	struct timespec64 ts;
	kernel_siginfo_t info;
	int ret;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (copy_from_user(&these, uthese, sizeof(these)))
		return -EFAULT;

	if (uts) {
		if (get_timespec64(&ts, uts))
			return -EFAULT;
	}

	ret = do_sigtimedwait(&these, &info, uts ? &ts : NULL);

	if (ret > 0 && uinfo) {
		if (copy_siginfo_to_user(uinfo, &info))
			ret = -EFAULT;
	}

	return ret;
}

#ifdef CONFIG_COMPAT_32BIT_TIME
SYSCALL_DEFINE4(rt_sigtimedwait_time32, const sigset_t __user *, uthese,
		siginfo_t __user *, uinfo,
		const struct old_timespec32 __user *, uts,
		size_t, sigsetsize)
{
	sigset_t these;
	struct timespec64 ts;
	kernel_siginfo_t info;
	int ret;

	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (copy_from_user(&these, uthese, sizeof(these)))
		return -EFAULT;

	if (uts) {
		if (get_old_timespec32(&ts, uts))
			return -EFAULT;
	}

	ret = do_sigtimedwait(&these, &info, uts ? &ts : NULL);

	if (ret > 0 && uinfo) {
		if (copy_siginfo_to_user(uinfo, &info))
			ret = -EFAULT;
	}

	return ret;
}
#endif

#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE4(rt_sigtimedwait_time64, compat_sigset_t __user *, uthese,
		struct compat_siginfo __user *, uinfo,
		struct __kernel_timespec __user *, uts, compat_size_t, sigsetsize)
{
	sigset_t s;
	struct timespec64 t;
	kernel_siginfo_t info;
	long ret;

	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (get_compat_sigset(&s, uthese))
		return -EFAULT;

	if (uts) {
		if (get_timespec64(&t, uts))
			return -EFAULT;
	}

	ret = do_sigtimedwait(&s, &info, uts ? &t : NULL);

	if (ret > 0 && uinfo) {
		if (copy_siginfo_to_user32(uinfo, &info))
			ret = -EFAULT;
	}

	return ret;
}

#ifdef CONFIG_COMPAT_32BIT_TIME
COMPAT_SYSCALL_DEFINE4(rt_sigtimedwait_time32, compat_sigset_t __user *, uthese,
		struct compat_siginfo __user *, uinfo,
		struct old_timespec32 __user *, uts, compat_size_t, sigsetsize)
{
	sigset_t s;
	struct timespec64 t;
	kernel_siginfo_t info;
	long ret;

	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (get_compat_sigset(&s, uthese))
		return -EFAULT;

	if (uts) {
		if (get_old_timespec32(&t, uts))
			return -EFAULT;
	}

	ret = do_sigtimedwait(&s, &info, uts ? &t : NULL);

	if (ret > 0 && uinfo) {
		if (copy_siginfo_to_user32(uinfo, &info))
			ret = -EFAULT;
	}

	return ret;
}
#endif
#endif

static void prepare_kill_siginfo(int sig, struct kernel_siginfo *info,
				 enum pid_type type)
{
	clear_siginfo(info);
	info->si_signo = sig;
	info->si_errno = 0;
	info->si_code = (type == PIDTYPE_PID) ? SI_TKILL : SI_USER;
	info->si_pid = task_tgid_vnr(current);
	info->si_uid = from_kuid_munged(current_user_ns(), current_uid());
}

/**
 *  sys_kill - send a signal to a process
 *  @pid: the PID of the process
 *  @sig: signal to be sent
 */
SYSCALL_DEFINE2(kill, pid_t, pid, int, sig)
{
	struct kernel_siginfo info;

	prepare_kill_siginfo(sig, &info, PIDTYPE_TGID);

	return kill_something_info(sig, &info, pid);
}

/*
 * Verify that the signaler and signalee either are in the same pid namespace
 * or that the signaler's pid namespace is an ancestor of the signalee's pid
 * namespace.
 */
static bool access_pidfd_pidns(struct pid *pid)
{
	struct pid_namespace *active = task_active_pid_ns(current);
	struct pid_namespace *p = ns_of_pid(pid);

	for (;;) {
		if (!p)
			return false;
		if (p == active)
			break;
		p = p->parent;
	}

	return true;
}

static int copy_siginfo_from_user_any(kernel_siginfo_t *kinfo,
		siginfo_t __user *info)
{
#ifdef CONFIG_COMPAT
	/*
	 * Avoid hooking up compat syscalls and instead handle necessary
	 * conversions here. Note, this is a stop-gap measure and should not be
	 * considered a generic solution.
	 */
	if (in_compat_syscall())
		return copy_siginfo_from_user32(
			kinfo, (struct compat_siginfo __user *)info);
#endif
	return copy_siginfo_from_user(kinfo, info);
}

static struct pid *pidfd_to_pid(const struct file *file)
{
	struct pid *pid;

	pid = pidfd_pid(file);
	if (!IS_ERR(pid))
		return pid;

	return tgid_pidfd_to_pid(file);
}

#define PIDFD_SEND_SIGNAL_FLAGS                            \
	(PIDFD_SIGNAL_THREAD | PIDFD_SIGNAL_THREAD_GROUP | \
	 PIDFD_SIGNAL_PROCESS_GROUP)

static int do_pidfd_send_signal(struct pid *pid, int sig, enum pid_type type,
				siginfo_t __user *info, unsigned int flags)
{
	kernel_siginfo_t kinfo;

	switch (flags) {
	case PIDFD_SIGNAL_THREAD:
		type = PIDTYPE_PID;
		break;
	case PIDFD_SIGNAL_THREAD_GROUP:
		type = PIDTYPE_TGID;
		break;
	case PIDFD_SIGNAL_PROCESS_GROUP:
		type = PIDTYPE_PGID;
		break;
	}

	if (info) {
		int ret;

		ret = copy_siginfo_from_user_any(&kinfo, info);
		if (unlikely(ret))
			return ret;

		if (unlikely(sig != kinfo.si_signo))
			return -EINVAL;

		/* Only allow sending arbitrary signals to yourself. */
		if ((task_pid(current) != pid || type > PIDTYPE_TGID) &&
		    (kinfo.si_code >= 0 || kinfo.si_code == SI_TKILL))
			return -EPERM;
	} else {
		prepare_kill_siginfo(sig, &kinfo, type);
	}

	if (type == PIDTYPE_PGID)
		return kill_pgrp_info(sig, &kinfo, pid);

	return kill_pid_info_type(sig, &kinfo, pid, type);
}

/**
 * sys_pidfd_send_signal - Signal a process through a pidfd
 * @pidfd:  file descriptor of the process
 * @sig:    signal to send
 * @info:   signal info
 * @flags:  future flags
 *
 * Send the signal to the thread group or to the individual thread depending
 * on PIDFD_THREAD.
 * In the future extension to @flags may be used to override the default scope
 * of @pidfd.
 *
 * Return: 0 on success, negative errno on failure
 */
SYSCALL_DEFINE4(pidfd_send_signal, int, pidfd, int, sig,
		siginfo_t __user *, info, unsigned int, flags)
{
	struct pid *pid;
	enum pid_type type;
	int ret;

	/* Enforce flags be set to 0 until we add an extension. */
	if (flags & ~PIDFD_SEND_SIGNAL_FLAGS)
		return -EINVAL;

	/* Ensure that only a single signal scope determining flag is set. */
	if (hweight32(flags & PIDFD_SEND_SIGNAL_FLAGS) > 1)
		return -EINVAL;

	switch (pidfd) {
	case PIDFD_SELF_THREAD:
		pid = get_task_pid(current, PIDTYPE_PID);
		type = PIDTYPE_PID;
		break;
	case PIDFD_SELF_THREAD_GROUP:
		pid = get_task_pid(current, PIDTYPE_TGID);
		type = PIDTYPE_TGID;
		break;
	default: {
		CLASS(fd, f)(pidfd);
		if (fd_empty(f))
			return -EBADF;

		/* Is this a pidfd? */
		pid = pidfd_to_pid(fd_file(f));
		if (IS_ERR(pid))
			return PTR_ERR(pid);

		if (!access_pidfd_pidns(pid))
			return -EINVAL;

		/* Infer scope from the type of pidfd. */
		if (fd_file(f)->f_flags & PIDFD_THREAD)
			type = PIDTYPE_PID;
		else
			type = PIDTYPE_TGID;

		return do_pidfd_send_signal(pid, sig, type, info, flags);
	}
	}

	ret = do_pidfd_send_signal(pid, sig, type, info, flags);
	put_pid(pid);

	return ret;
}

static int
do_send_specific(pid_t tgid, pid_t pid, int sig, struct kernel_siginfo *info)
{
	struct task_struct *p;
	int error = -ESRCH;

	rcu_read_lock();
	p = find_task_by_vpid(pid);
	if (p && (tgid <= 0 || task_tgid_vnr(p) == tgid)) {
		error = check_kill_permission(sig, info, p);
		/*
		 * The null signal is a permissions and process existence
		 * probe.  No signal is actually delivered.
		 */
		if (!error && sig) {
			error = do_send_sig_info(sig, info, p, PIDTYPE_PID);
			/*
			 * If lock_task_sighand() failed we pretend the task
			 * dies after receiving the signal. The window is tiny,
			 * and the signal is private anyway.
			 */
			if (unlikely(error == -ESRCH))
				error = 0;
		}
	}
	rcu_read_unlock();

	return error;
}

static int do_tkill(pid_t tgid, pid_t pid, int sig)
{
	struct kernel_siginfo info;

	prepare_kill_siginfo(sig, &info, PIDTYPE_PID);

	return do_send_specific(tgid, pid, sig, &info);
}

/**
 *  sys_tgkill - send signal to one specific thread
 *  @tgid: the thread group ID of the thread
 *  @pid: the PID of the thread
 *  @sig: signal to be sent
 *
 *  This syscall also checks the @tgid and returns -ESRCH even if the PID
 *  exists but it's not belonging to the target process anymore. This
 *  method solves the problem of threads exiting and PIDs getting reused.
 */
SYSCALL_DEFINE3(tgkill, pid_t, tgid, pid_t, pid, int, sig)
{
	/* This is only valid for single tasks */
	if (pid <= 0 || tgid <= 0)
		return -EINVAL;

	return do_tkill(tgid, pid, sig);
}

/**
 *  sys_tkill - send signal to one specific task
 *  @pid: the PID of the task
 *  @sig: signal to be sent
 *
 *  Send a signal to only one task, even if it's a CLONE_THREAD task.
 */
SYSCALL_DEFINE2(tkill, pid_t, pid, int, sig)
{
	/* This is only valid for single tasks */
	if (pid <= 0)
		return -EINVAL;

	return do_tkill(0, pid, sig);
}

static int do_rt_sigqueueinfo(pid_t pid, int sig, kernel_siginfo_t *info)
{
	/* Not even root can pretend to send signals from the kernel.
	 * Nor can they impersonate a kill()/tgkill(), which adds source info.
	 */
	if ((info->si_code >= 0 || info->si_code == SI_TKILL) &&
	    (task_pid_vnr(current) != pid))
		return -EPERM;

	/* POSIX.1b doesn't mention process groups.  */
	return kill_proc_info(sig, info, pid);
}

/**
 *  sys_rt_sigqueueinfo - send signal information to a signal
 *  @pid: the PID of the thread
 *  @sig: signal to be sent
 *  @uinfo: signal info to be sent
 */
SYSCALL_DEFINE3(rt_sigqueueinfo, pid_t, pid, int, sig,
		siginfo_t __user *, uinfo)
{
	kernel_siginfo_t info;
	int ret = __copy_siginfo_from_user(sig, &info, uinfo);
	if (unlikely(ret))
		return ret;
	return do_rt_sigqueueinfo(pid, sig, &info);
}

#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE3(rt_sigqueueinfo,
			compat_pid_t, pid,
			int, sig,
			struct compat_siginfo __user *, uinfo)
{
	kernel_siginfo_t info;
	int ret = __copy_siginfo_from_user32(sig, &info, uinfo);
	if (unlikely(ret))
		return ret;
	return do_rt_sigqueueinfo(pid, sig, &info);
}
#endif

static int do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, kernel_siginfo_t *info)
{
	/* This is only valid for single tasks */
	if (pid <= 0 || tgid <= 0)
		return -EINVAL;

	/* Not even root can pretend to send signals from the kernel.
	 * Nor can they impersonate a kill()/tgkill(), which adds source info.
	 */
	if ((info->si_code >= 0 || info->si_code == SI_TKILL) &&
	    (task_pid_vnr(current) != pid))
		return -EPERM;

	return do_send_specific(tgid, pid, sig, info);
}

SYSCALL_DEFINE4(rt_tgsigqueueinfo, pid_t, tgid, pid_t, pid, int, sig,
		siginfo_t __user *, uinfo)
{
	kernel_siginfo_t info;
	int ret = __copy_siginfo_from_user(sig, &info, uinfo);
	if (unlikely(ret))
		return ret;
	return do_rt_tgsigqueueinfo(tgid, pid, sig, &info);
}

#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE4(rt_tgsigqueueinfo,
			compat_pid_t, tgid,
			compat_pid_t, pid,
			int, sig,
			struct compat_siginfo __user *, uinfo)
{
	kernel_siginfo_t info;
	int ret = __copy_siginfo_from_user32(sig, &info, uinfo);
	if (unlikely(ret))
		return ret;
	return do_rt_tgsigqueueinfo(tgid, pid, sig, &info);
}
#endif

/*
 * For kthreads only, must not be used if cloned with CLONE_SIGHAND
 */
void kernel_sigaction(int sig, __sighandler_t action)
{
	spin_lock_irq(&current->sighand->siglock);
	current->sighand->action[sig - 1].sa.sa_handler = action;
	if (action == SIG_IGN) {
		sigset_t mask;

		sigemptyset(&mask);
		sigaddset(&mask, sig);

		flush_sigqueue_mask(current, &mask, &current->signal->shared_pending);
		flush_sigqueue_mask(current, &mask, &current->pending);
		recalc_sigpending();
	}
	spin_unlock_irq(&current->sighand->siglock);
}
EXPORT_SYMBOL(kernel_sigaction);

void __weak sigaction_compat_abi(struct k_sigaction *act,
		struct k_sigaction *oact)
{
}

int do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact)
{
	struct task_struct *p = current, *t;
	struct k_sigaction *k;
	sigset_t mask;

	if (!valid_signal(sig) || sig < 1 || (act && sig_kernel_only(sig)))
		return -EINVAL;

	k = &p->sighand->action[sig-1];

	spin_lock_irq(&p->sighand->siglock);
	if (k->sa.sa_flags & SA_IMMUTABLE) {
		spin_unlock_irq(&p->sighand->siglock);
		return -EINVAL;
	}
	if (oact)
		*oact = *k;

	/*
	 * Make sure that we never accidentally claim to support SA_UNSUPPORTED,
	 * e.g. by having an architecture use the bit in their uapi.
	 */
	BUILD_BUG_ON(UAPI_SA_FLAGS & SA_UNSUPPORTED);

	/*
	 * Clear unknown flag bits in order to allow userspace to detect missing
	 * support for flag bits and to allow the kernel to use non-uapi bits
	 * internally.
	 */
	if (act)
		act->sa.sa_flags &= UAPI_SA_FLAGS;
	if (oact)
		oact->sa.sa_flags &= UAPI_SA_FLAGS;

	sigaction_compat_abi(act, oact);

	if (act) {
		bool was_ignored = k->sa.sa_handler == SIG_IGN;

		sigdelsetmask(&act->sa.sa_mask,
			      sigmask(SIGKILL) | sigmask(SIGSTOP));
		*k = *act;
		/*
		 * POSIX 3.3.1.3:
		 *  "Setting a signal action to SIG_IGN for a signal that is
		 *   pending shall cause the pending signal to be discarded,
		 *   whether or not it is blocked."
		 *
		 *  "Setting a signal action to SIG_DFL for a signal that is
		 *   pending and whose default action is to ignore the signal
		 *   (for example, SIGCHLD), shall cause the pending signal to
		 *   be discarded, whether or not it is blocked"
		 */
		if (sig_handler_ignored(sig_handler(p, sig), sig)) {
			sigemptyset(&mask);
			sigaddset(&mask, sig);
			flush_sigqueue_mask(p, &mask, &p->signal->shared_pending);
			for_each_thread(p, t)
				flush_sigqueue_mask(p, &mask, &t->pending);
		} else if (was_ignored) {
			posixtimer_sig_unignore(p, sig);
		}
	}

	spin_unlock_irq(&p->sighand->siglock);
	return 0;
}

#ifdef CONFIG_DYNAMIC_SIGFRAME
static inline void sigaltstack_lock(void)
	__acquires(&current->sighand->siglock)
{
	spin_lock_irq(&current->sighand->siglock);
}

static inline void sigaltstack_unlock(void)
	__releases(&current->sighand->siglock)
{
	spin_unlock_irq(&current->sighand->siglock);
}
#else
static inline void sigaltstack_lock(void) { }
static inline void sigaltstack_unlock(void) { }
#endif

static int
do_sigaltstack (const stack_t *ss, stack_t *oss, unsigned long sp,
		size_t min_ss_size)
{
	struct task_struct *t = current;
	int ret = 0;

	if (oss) {
		memset(oss, 0, sizeof(stack_t));
		oss->ss_sp = (void __user *) t->sas_ss_sp;
		oss->ss_size = t->sas_ss_size;
		oss->ss_flags = sas_ss_flags(sp) |
			(current->sas_ss_flags & SS_FLAG_BITS);
	}

	if (ss) {
		void __user *ss_sp = ss->ss_sp;
		size_t ss_size = ss->ss_size;
		unsigned ss_flags = ss->ss_flags;
		int ss_mode;

		if (unlikely(on_sig_stack(sp)))
			return -EPERM;

		ss_mode = ss_flags & ~SS_FLAG_BITS;
		if (unlikely(ss_mode != SS_DISABLE && ss_mode != SS_ONSTACK &&
				ss_mode != 0))
			return -EINVAL;

		/*
		 * Return before taking any locks if no actual
		 * sigaltstack changes were requested.
		 */
		if (t->sas_ss_sp == (unsigned long)ss_sp &&
		    t->sas_ss_size == ss_size &&
		    t->sas_ss_flags == ss_flags)
			return 0;

		sigaltstack_lock();
		if (ss_mode == SS_DISABLE) {
			ss_size = 0;
			ss_sp = NULL;
		} else {
			if (unlikely(ss_size < min_ss_size))
				ret = -ENOMEM;
			if (!sigaltstack_size_valid(ss_size))
				ret = -ENOMEM;
		}
		if (!ret) {
			t->sas_ss_sp = (unsigned long) ss_sp;
			t->sas_ss_size = ss_size;
			t->sas_ss_flags = ss_flags;
		}
		sigaltstack_unlock();
	}
	return ret;
}

SYSCALL_DEFINE2(sigaltstack,const stack_t __user *,uss, stack_t __user *,uoss)
{
	stack_t new, old;
	int err;
	if (uss && copy_from_user(&new, uss, sizeof(stack_t)))
		return -EFAULT;
	err = do_sigaltstack(uss ? &new : NULL, uoss ? &old : NULL,
			      current_user_stack_pointer(),
			      MINSIGSTKSZ);
	if (!err && uoss && copy_to_user(uoss, &old, sizeof(stack_t)))
		err = -EFAULT;
	return err;
}

int restore_altstack(const stack_t __user *uss)
{
	stack_t new;
	if (copy_from_user(&new, uss, sizeof(stack_t)))
		return -EFAULT;
	(void)do_sigaltstack(&new, NULL, current_user_stack_pointer(),
			     MINSIGSTKSZ);
	/* squash all but EFAULT for now */
	return 0;
}

int __save_altstack(stack_t __user *uss, unsigned long sp)
{
	struct task_struct *t = current;
	int err = __put_user((void __user *)t->sas_ss_sp, &uss->ss_sp) |
		__put_user(t->sas_ss_flags, &uss->ss_flags) |
		__put_user(t->sas_ss_size, &uss->ss_size);
	return err;
}

#ifdef CONFIG_COMPAT
static int do_compat_sigaltstack(const compat_stack_t __user *uss_ptr,
				 compat_stack_t __user *uoss_ptr)
{
	stack_t uss, uoss;
	int ret;

	if (uss_ptr) {
		compat_stack_t uss32;
		if (copy_from_user(&uss32, uss_ptr, sizeof(compat_stack_t)))
			return -EFAULT;
		uss.ss_sp = compat_ptr(uss32.ss_sp);
		uss.ss_flags = uss32.ss_flags;
		uss.ss_size = uss32.ss_size;
	}
	ret = do_sigaltstack(uss_ptr ? &uss : NULL, &uoss,
			     compat_user_stack_pointer(),
			     COMPAT_MINSIGSTKSZ);
	if (ret >= 0 && uoss_ptr)  {
		compat_stack_t old;
		memset(&old, 0, sizeof(old));
		old.ss_sp = ptr_to_compat(uoss.ss_sp);
		old.ss_flags = uoss.ss_flags;
		old.ss_size = uoss.ss_size;
		if (copy_to_user(uoss_ptr, &old, sizeof(compat_stack_t)))
			ret = -EFAULT;
	}
	return ret;
}

COMPAT_SYSCALL_DEFINE2(sigaltstack,
			const compat_stack_t __user *, uss_ptr,
			compat_stack_t __user *, uoss_ptr)
{
	return do_compat_sigaltstack(uss_ptr, uoss_ptr);
}

int compat_restore_altstack(const compat_stack_t __user *uss)
{
	int err = do_compat_sigaltstack(uss, NULL);
	/* squash all but -EFAULT for now */
	return err == -EFAULT ? err : 0;
}

int __compat_save_altstack(compat_stack_t __user *uss, unsigned long sp)
{
	int err;
	struct task_struct *t = current;
	err = __put_user(ptr_to_compat((void __user *)t->sas_ss_sp),
			 &uss->ss_sp) |
		__put_user(t->sas_ss_flags, &uss->ss_flags) |
		__put_user(t->sas_ss_size, &uss->ss_size);
	return err;
}
#endif

#ifdef __ARCH_WANT_SYS_SIGPENDING

/**
 *  sys_sigpending - examine pending signals
 *  @uset: where mask of pending signal is returned
 */
SYSCALL_DEFINE1(sigpending, old_sigset_t __user *, uset)
{
	sigset_t set;

	if (sizeof(old_sigset_t) > sizeof(*uset))
		return -EINVAL;

	do_sigpending(&set);

	if (copy_to_user(uset, &set, sizeof(old_sigset_t)))
		return -EFAULT;

	return 0;
}

#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE1(sigpending, compat_old_sigset_t __user *, set32)
{
	sigset_t set;

	do_sigpending(&set);

	return put_user(set.sig[0], set32);
}
#endif

#endif

#ifdef __ARCH_WANT_SYS_SIGPROCMASK
/**
 *  sys_sigprocmask - examine and change blocked signals
 *  @how: whether to add, remove, or set signals
 *  @nset: signals to add or remove (if non-null)
 *  @oset: previous value of signal mask if non-null
 *
 * Some platforms have their own version with special arguments;
 * others support only sys_rt_sigprocmask.
 */

SYSCALL_DEFINE3(sigprocmask, int, how, old_sigset_t __user *, nset,
		old_sigset_t __user *, oset)
{
	old_sigset_t old_set, new_set;
	sigset_t new_blocked;

	old_set = current->blocked.sig[0];

	if (nset) {
		if (copy_from_user(&new_set, nset, sizeof(*nset)))
			return -EFAULT;

		new_blocked = current->blocked;

		switch (how) {
		case SIG_BLOCK:
			sigaddsetmask(&new_blocked, new_set);
			break;
		case SIG_UNBLOCK:
			sigdelsetmask(&new_blocked, new_set);
			break;
		case SIG_SETMASK:
			new_blocked.sig[0] = new_set;
			break;
		default:
			return -EINVAL;
		}

		set_current_blocked(&new_blocked);
	}

	if (oset) {
		if (copy_to_user(oset, &old_set, sizeof(*oset)))
			return -EFAULT;
	}

	return 0;
}
#endif /* __ARCH_WANT_SYS_SIGPROCMASK */

#ifndef CONFIG_ODD_RT_SIGACTION
/**
 *  sys_rt_sigaction - alter an action taken by a process
 *  @sig: signal to be sent
 *  @act: new sigaction
 *  @oact: used to save the previous sigaction
 *  @sigsetsize: size of sigset_t type
 */
SYSCALL_DEFINE4(rt_sigaction, int, sig,
		const struct sigaction __user *, act,
		struct sigaction __user *, oact,
		size_t, sigsetsize)
{
	struct k_sigaction new_sa, old_sa;
	int ret;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (act && copy_from_user(&new_sa.sa, act, sizeof(new_sa.sa)))
		return -EFAULT;

	ret = do_sigaction(sig, act ? &new_sa : NULL, oact ? &old_sa : NULL);
	if (ret)
		return ret;

	if (oact && copy_to_user(oact, &old_sa.sa, sizeof(old_sa.sa)))
		return -EFAULT;

	return 0;
}
#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE4(rt_sigaction, int, sig,
		const struct compat_sigaction __user *, act,
		struct compat_sigaction __user *, oact,
		compat_size_t, sigsetsize)
{
	struct k_sigaction new_ka, old_ka;
#ifdef __ARCH_HAS_SA_RESTORER
	compat_uptr_t restorer;
#endif
	int ret;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(compat_sigset_t))
		return -EINVAL;

	if (act) {
		compat_uptr_t handler;
		ret = get_user(handler, &act->sa_handler);
		new_ka.sa.sa_handler = compat_ptr(handler);
#ifdef __ARCH_HAS_SA_RESTORER
		ret |= get_user(restorer, &act->sa_restorer);
		new_ka.sa.sa_restorer = compat_ptr(restorer);
#endif
		ret |= get_compat_sigset(&new_ka.sa.sa_mask, &act->sa_mask);
		ret |= get_user(new_ka.sa.sa_flags, &act->sa_flags);
		if (ret)
			return -EFAULT;
	}

	ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
	if (!ret && oact) {
		ret = put_user(ptr_to_compat(old_ka.sa.sa_handler), 
			       &oact->sa_handler);
		ret |= put_compat_sigset(&oact->sa_mask, &old_ka.sa.sa_mask,
					 sizeof(oact->sa_mask));
		ret |= put_user(old_ka.sa.sa_flags, &oact->sa_flags);
#ifdef __ARCH_HAS_SA_RESTORER
		ret |= put_user(ptr_to_compat(old_ka.sa.sa_restorer),
				&oact->sa_restorer);
#endif
	}
	return ret;
}
#endif
#endif /* !CONFIG_ODD_RT_SIGACTION */

#ifdef CONFIG_OLD_SIGACTION
SYSCALL_DEFINE3(sigaction, int, sig,
		const struct old_sigaction __user *, act,
	        struct old_sigaction __user *, oact)
{
	struct k_sigaction new_ka, old_ka;
	int ret;

	if (act) {
		old_sigset_t mask;
		if (!access_ok(act, sizeof(*act)) ||
		    __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
		    __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) ||
		    __get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
		    __get_user(mask, &act->sa_mask))
			return -EFAULT;
#ifdef __ARCH_HAS_KA_RESTORER
		new_ka.ka_restorer = NULL;
#endif
		siginitset(&new_ka.sa.sa_mask, mask);
	}

	ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);

	if (!ret && oact) {
		if (!access_ok(oact, sizeof(*oact)) ||
		    __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
		    __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) ||
		    __put_user(old_ka.sa.sa_flags, &oact->sa_flags) ||
		    __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask))
			return -EFAULT;
	}

	return ret;
}
#endif
#ifdef CONFIG_COMPAT_OLD_SIGACTION
COMPAT_SYSCALL_DEFINE3(sigaction, int, sig,
		const struct compat_old_sigaction __user *, act,
	        struct compat_old_sigaction __user *, oact)
{
	struct k_sigaction new_ka, old_ka;
	int ret;
	compat_old_sigset_t mask;
	compat_uptr_t handler, restorer;

	if (act) {
		if (!access_ok(act, sizeof(*act)) ||
		    __get_user(handler, &act->sa_handler) ||
		    __get_user(restorer, &act->sa_restorer) ||
		    __get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
		    __get_user(mask, &act->sa_mask))
			return -EFAULT;

#ifdef __ARCH_HAS_KA_RESTORER
		new_ka.ka_restorer = NULL;
#endif
		new_ka.sa.sa_handler = compat_ptr(handler);
		new_ka.sa.sa_restorer = compat_ptr(restorer);
		siginitset(&new_ka.sa.sa_mask, mask);
	}

	ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);

	if (!ret && oact) {
		if (!access_ok(oact, sizeof(*oact)) ||
		    __put_user(ptr_to_compat(old_ka.sa.sa_handler),
			       &oact->sa_handler) ||
		    __put_user(ptr_to_compat(old_ka.sa.sa_restorer),
			       &oact->sa_restorer) ||
		    __put_user(old_ka.sa.sa_flags, &oact->sa_flags) ||
		    __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask))
			return -EFAULT;
	}
	return ret;
}
#endif

#ifdef CONFIG_SGETMASK_SYSCALL

/*
 * For backwards compatibility.  Functionality superseded by sigprocmask.
 */
SYSCALL_DEFINE0(sgetmask)
{
	/* SMP safe */
	return current->blocked.sig[0];
}

SYSCALL_DEFINE1(ssetmask, int, newmask)
{
	int old = current->blocked.sig[0];
	sigset_t newset;

	siginitset(&newset, newmask);
	set_current_blocked(&newset);

	return old;
}
#endif /* CONFIG_SGETMASK_SYSCALL */

#ifdef __ARCH_WANT_SYS_SIGNAL
/*
 * For backwards compatibility.  Functionality superseded by sigaction.
 */
SYSCALL_DEFINE2(signal, int, sig, __sighandler_t, handler)
{
	struct k_sigaction new_sa, old_sa;
	int ret;

	new_sa.sa.sa_handler = handler;
	new_sa.sa.sa_flags = SA_ONESHOT | SA_NOMASK;
	sigemptyset(&new_sa.sa.sa_mask);

	ret = do_sigaction(sig, &new_sa, &old_sa);

	return ret ? ret : (unsigned long)old_sa.sa.sa_handler;
}
#endif /* __ARCH_WANT_SYS_SIGNAL */

#ifdef __ARCH_WANT_SYS_PAUSE

SYSCALL_DEFINE0(pause)
{
	while (!signal_pending(current)) {
		__set_current_state(TASK_INTERRUPTIBLE);
		schedule();
	}
	return -ERESTARTNOHAND;
}

#endif

static int sigsuspend(sigset_t *set)
{
	current->saved_sigmask = current->blocked;
	set_current_blocked(set);

	while (!signal_pending(current)) {
		__set_current_state(TASK_INTERRUPTIBLE);
		schedule();
	}
	set_restore_sigmask();
	return -ERESTARTNOHAND;
}

/**
 *  sys_rt_sigsuspend - replace the signal mask for a value with the
 *	@unewset value until a signal is received
 *  @unewset: new signal mask value
 *  @sigsetsize: size of sigset_t type
 */
SYSCALL_DEFINE2(rt_sigsuspend, sigset_t __user *, unewset, size_t, sigsetsize)
{
	sigset_t newset;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (copy_from_user(&newset, unewset, sizeof(newset)))
		return -EFAULT;
	return sigsuspend(&newset);
}
 
#ifdef CONFIG_COMPAT
COMPAT_SYSCALL_DEFINE2(rt_sigsuspend, compat_sigset_t __user *, unewset, compat_size_t, sigsetsize)
{
	sigset_t newset;

	/* XXX: Don't preclude handling different sized sigset_t's.  */
	if (sigsetsize != sizeof(sigset_t))
		return -EINVAL;

	if (get_compat_sigset(&newset, unewset))
		return -EFAULT;
	return sigsuspend(&newset);
}
#endif

#ifdef CONFIG_OLD_SIGSUSPEND
SYSCALL_DEFINE1(sigsuspend, old_sigset_t, mask)
{
	sigset_t blocked;
	siginitset(&blocked, mask);
	return sigsuspend(&blocked);
}
#endif
#ifdef CONFIG_OLD_SIGSUSPEND3
SYSCALL_DEFINE3(sigsuspend, int, unused1, int, unused2, old_sigset_t, mask)
{
	sigset_t blocked;
	siginitset(&blocked, mask);
	return sigsuspend(&blocked);
}
#endif

__weak const char *arch_vma_name(struct vm_area_struct *vma)
{
	return NULL;
}

static inline void siginfo_buildtime_checks(void)
{
	BUILD_BUG_ON(sizeof(struct siginfo) != SI_MAX_SIZE);

	/* Verify the offsets in the two siginfos match */
#define CHECK_OFFSET(field) \
	BUILD_BUG_ON(offsetof(siginfo_t, field) != offsetof(kernel_siginfo_t, field))

	/* kill */
	CHECK_OFFSET(si_pid);
	CHECK_OFFSET(si_uid);

	/* timer */
	CHECK_OFFSET(si_tid);
	CHECK_OFFSET(si_overrun);
	CHECK_OFFSET(si_value);

	/* rt */
	CHECK_OFFSET(si_pid);
	CHECK_OFFSET(si_uid);
	CHECK_OFFSET(si_value);

	/* sigchld */
	CHECK_OFFSET(si_pid);
	CHECK_OFFSET(si_uid);
	CHECK_OFFSET(si_status);
	CHECK_OFFSET(si_utime);
	CHECK_OFFSET(si_stime);

	/* sigfault */
	CHECK_OFFSET(si_addr);
	CHECK_OFFSET(si_trapno);
	CHECK_OFFSET(si_addr_lsb);
	CHECK_OFFSET(si_lower);
	CHECK_OFFSET(si_upper);
	CHECK_OFFSET(si_pkey);
	CHECK_OFFSET(si_perf_data);
	CHECK_OFFSET(si_perf_type);
	CHECK_OFFSET(si_perf_flags);

	/* sigpoll */
	CHECK_OFFSET(si_band);
	CHECK_OFFSET(si_fd);

	/* sigsys */
	CHECK_OFFSET(si_call_addr);
	CHECK_OFFSET(si_syscall);
	CHECK_OFFSET(si_arch);
#undef CHECK_OFFSET

	/* usb asyncio */
	BUILD_BUG_ON(offsetof(struct siginfo, si_pid) !=
		     offsetof(struct siginfo, si_addr));
	if (sizeof(int) == sizeof(void __user *)) {
		BUILD_BUG_ON(sizeof_field(struct siginfo, si_pid) !=
			     sizeof(void __user *));
	} else {
		BUILD_BUG_ON((sizeof_field(struct siginfo, si_pid) +
			      sizeof_field(struct siginfo, si_uid)) !=
			     sizeof(void __user *));
		BUILD_BUG_ON(offsetofend(struct siginfo, si_pid) !=
			     offsetof(struct siginfo, si_uid));
	}
#ifdef CONFIG_COMPAT
	BUILD_BUG_ON(offsetof(struct compat_siginfo, si_pid) !=
		     offsetof(struct compat_siginfo, si_addr));
	BUILD_BUG_ON(sizeof_field(struct compat_siginfo, si_pid) !=
		     sizeof(compat_uptr_t));
	BUILD_BUG_ON(sizeof_field(struct compat_siginfo, si_pid) !=
		     sizeof_field(struct siginfo, si_pid));
#endif
}

#if defined(CONFIG_SYSCTL)
static const struct ctl_table signal_debug_table[] = {
#ifdef CONFIG_SYSCTL_EXCEPTION_TRACE
	{
		.procname	= "exception-trace",
		.data		= &show_unhandled_signals,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec
	},
#endif
};

static const struct ctl_table signal_table[] = {
	{
		.procname	= "print-fatal-signals",
		.data		= &print_fatal_signals,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= proc_dointvec,
	},
};

static int __init init_signal_sysctls(void)
{
	register_sysctl_init("debug", signal_debug_table);
	register_sysctl_init("kernel", signal_table);
	return 0;
}
early_initcall(init_signal_sysctls);
#endif /* CONFIG_SYSCTL */

void __init signals_init(void)
{
	siginfo_buildtime_checks();

	sigqueue_cachep = KMEM_CACHE(sigqueue, SLAB_PANIC | SLAB_ACCOUNT);
}

#ifdef CONFIG_KGDB_KDB
#include <linux/kdb.h>
/*
 * kdb_send_sig - Allows kdb to send signals without exposing
 * signal internals.  This function checks if the required locks are
 * available before calling the main signal code, to avoid kdb
 * deadlocks.
 */
void kdb_send_sig(struct task_struct *t, int sig)
{
	static struct task_struct *kdb_prev_t;
	int new_t, ret;
	if (!spin_trylock(&t->sighand->siglock)) {
		kdb_printf("Can't do kill command now.\n"
			   "The sigmask lock is held somewhere else in "
			   "kernel, try again later\n");
		return;
	}
	new_t = kdb_prev_t != t;
	kdb_prev_t = t;
	if (!task_is_running(t) && new_t) {
		spin_unlock(&t->sighand->siglock);
		kdb_printf("Process is not RUNNING, sending a signal from "
			   "kdb risks deadlock\n"
			   "on the run queue locks. "
			   "The signal has _not_ been sent.\n"
			   "Reissue the kill command if you want to risk "
			   "the deadlock.\n");
		return;
	}
	ret = send_signal_locked(sig, SEND_SIG_PRIV, t, PIDTYPE_PID);
	spin_unlock(&t->sighand->siglock);
	if (ret)
		kdb_printf("Fail to deliver Signal %d to process %d.\n",
			   sig, t->pid);
	else
		kdb_printf("Signal %d is sent to process %d.\n", sig, t->pid);
}
#endif	/* CONFIG_KGDB_KDB */
]

map[Contents:// SPDX-License-Identifier: GPL-2.0-only
/*
 * linux/kernel/ptrace.c
 *
 * (C) Copyright 1999 Linus Torvalds
 *
 * Common interfaces for "ptrace()" which we do not want
 * to continually duplicate across every architecture.
 */

#include <linux/capability.h>
#include <linux/export.h>
#include <linux/sched.h>
#include <linux/sched/mm.h>
#include <linux/sched/coredump.h>
#include <linux/sched/task.h>
#include <linux/errno.h>
#include <linux/mm.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
#include <linux/ptrace.h>
#include <linux/security.h>
#include <linux/signal.h>
#include <linux/uio.h>
#include <linux/audit.h>
#include <linux/pid_namespace.h>
#include <linux/syscalls.h>
#include <linux/uaccess.h>
#include <linux/regset.h>
#include <linux/hw_breakpoint.h>
#include <linux/cn_proc.h>
#include <linux/compat.h>
#include <linux/sched/signal.h>
#include <linux/minmax.h>
#include <linux/syscall_user_dispatch.h>

#include <asm/syscall.h>	/* for syscall_get_* */

/*
 * Access another process' address space via ptrace.
 * Source/target buffer must be kernel space,
 * Do not walk the page table directly, use get_user_pages
 */
int ptrace_access_vm(struct task_struct *tsk, unsigned long addr,
		     void *buf, int len, unsigned int gup_flags)
{
	struct mm_struct *mm;
	int ret;

	mm = get_task_mm(tsk);
	if (!mm)
		return 0;

	if (!tsk->ptrace ||
	    (current != tsk->parent) ||
	    ((get_dumpable(mm) != SUID_DUMP_USER) &&
	     !ptracer_capable(tsk, mm->user_ns))) {
		mmput(mm);
		return 0;
	}

	ret = access_remote_vm(mm, addr, buf, len, gup_flags);
	mmput(mm);

	return ret;
}


void __ptrace_link(struct task_struct *child, struct task_struct *new_parent,
		   const struct cred *ptracer_cred)
{
	BUG_ON(!list_empty(&child->ptrace_entry));
	list_add(&child->ptrace_entry, &new_parent->ptraced);
	child->parent = new_parent;
	child->ptracer_cred = get_cred(ptracer_cred);
}

/*
 * ptrace a task: make the debugger its new parent and
 * move it to the ptrace list.
 *
 * Must be called with the tasklist lock write-held.
 */
static void ptrace_link(struct task_struct *child, struct task_struct *new_parent)
{
	__ptrace_link(child, new_parent, current_cred());
}

/**
 * __ptrace_unlink - unlink ptracee and restore its execution state
 * @child: ptracee to be unlinked
 *
 * Remove @child from the ptrace list, move it back to the original parent,
 * and restore the execution state so that it conforms to the group stop
 * state.
 *
 * Unlinking can happen via two paths - explicit PTRACE_DETACH or ptracer
 * exiting.  For PTRACE_DETACH, unless the ptracee has been killed between
 * ptrace_check_attach() and here, it's guaranteed to be in TASK_TRACED.
 * If the ptracer is exiting, the ptracee can be in any state.
 *
 * After detach, the ptracee should be in a state which conforms to the
 * group stop.  If the group is stopped or in the process of stopping, the
 * ptracee should be put into TASK_STOPPED; otherwise, it should be woken
 * up from TASK_TRACED.
 *
 * If the ptracee is in TASK_TRACED and needs to be moved to TASK_STOPPED,
 * it goes through TRACED -> RUNNING -> STOPPED transition which is similar
 * to but in the opposite direction of what happens while attaching to a
 * stopped task.  However, in this direction, the intermediate RUNNING
 * state is not hidden even from the current ptracer and if it immediately
 * re-attaches and performs a WNOHANG wait(2), it may fail.
 *
 * CONTEXT:
 * write_lock_irq(tasklist_lock)
 */
void __ptrace_unlink(struct task_struct *child)
{
	const struct cred *old_cred;
	BUG_ON(!child->ptrace);

	clear_task_syscall_work(child, SYSCALL_TRACE);
#if defined(CONFIG_GENERIC_ENTRY) || defined(TIF_SYSCALL_EMU)
	clear_task_syscall_work(child, SYSCALL_EMU);
#endif

	child->parent = child->real_parent;
	list_del_init(&child->ptrace_entry);
	old_cred = child->ptracer_cred;
	child->ptracer_cred = NULL;
	put_cred(old_cred);

	spin_lock(&child->sighand->siglock);
	child->ptrace = 0;
	/*
	 * Clear all pending traps and TRAPPING.  TRAPPING should be
	 * cleared regardless of JOBCTL_STOP_PENDING.  Do it explicitly.
	 */
	task_clear_jobctl_pending(child, JOBCTL_TRAP_MASK);
	task_clear_jobctl_trapping(child);

	/*
	 * Reinstate JOBCTL_STOP_PENDING if group stop is in effect and
	 * @child isn't dead.
	 */
	if (!(child->flags & PF_EXITING) &&
	    (child->signal->flags & SIGNAL_STOP_STOPPED ||
	     child->signal->group_stop_count))
		child->jobctl |= JOBCTL_STOP_PENDING;

	/*
	 * If transition to TASK_STOPPED is pending or in TASK_TRACED, kick
	 * @child in the butt.  Note that @resume should be used iff @child
	 * is in TASK_TRACED; otherwise, we might unduly disrupt
	 * TASK_KILLABLE sleeps.
	 */
	if (child->jobctl & JOBCTL_STOP_PENDING || task_is_traced(child))
		ptrace_signal_wake_up(child, true);

	spin_unlock(&child->sighand->siglock);
}

static bool looks_like_a_spurious_pid(struct task_struct *task)
{
	if (task->exit_code != ((PTRACE_EVENT_EXEC << 8) | SIGTRAP))
		return false;

	if (task_pid_vnr(task) == task->ptrace_message)
		return false;
	/*
	 * The tracee changed its pid but the PTRACE_EVENT_EXEC event
	 * was not wait()'ed, most probably debugger targets the old
	 * leader which was destroyed in de_thread().
	 */
	return true;
}

/*
 * Ensure that nothing can wake it up, even SIGKILL
 *
 * A task is switched to this state while a ptrace operation is in progress;
 * such that the ptrace operation is uninterruptible.
 */
static bool ptrace_freeze_traced(struct task_struct *task)
{
	bool ret = false;

	/* Lockless, nobody but us can set this flag */
	if (task->jobctl & JOBCTL_LISTENING)
		return ret;

	spin_lock_irq(&task->sighand->siglock);
	if (task_is_traced(task) && !looks_like_a_spurious_pid(task) &&
	    !__fatal_signal_pending(task)) {
		task->jobctl |= JOBCTL_PTRACE_FROZEN;
		ret = true;
	}
	spin_unlock_irq(&task->sighand->siglock);

	return ret;
}

static void ptrace_unfreeze_traced(struct task_struct *task)
{
	unsigned long flags;

	/*
	 * The child may be awake and may have cleared
	 * JOBCTL_PTRACE_FROZEN (see ptrace_resume).  The child will
	 * not set JOBCTL_PTRACE_FROZEN or enter __TASK_TRACED anew.
	 */
	if (lock_task_sighand(task, &flags)) {
		task->jobctl &= ~JOBCTL_PTRACE_FROZEN;
		if (__fatal_signal_pending(task)) {
			task->jobctl &= ~JOBCTL_TRACED;
			wake_up_state(task, __TASK_TRACED);
		}
		unlock_task_sighand(task, &flags);
	}
}

/**
 * ptrace_check_attach - check whether ptracee is ready for ptrace operation
 * @child: ptracee to check for
 * @ignore_state: don't check whether @child is currently %TASK_TRACED
 *
 * Check whether @child is being ptraced by %current and ready for further
 * ptrace operations.  If @ignore_state is %false, @child also should be in
 * %TASK_TRACED state and on return the child is guaranteed to be traced
 * and not executing.  If @ignore_state is %true, @child can be in any
 * state.
 *
 * CONTEXT:
 * Grabs and releases tasklist_lock and @child->sighand->siglock.
 *
 * RETURNS:
 * 0 on success, -ESRCH if %child is not ready.
 */
static int ptrace_check_attach(struct task_struct *child, bool ignore_state)
{
	int ret = -ESRCH;

	/*
	 * We take the read lock around doing both checks to close a
	 * possible race where someone else was tracing our child and
	 * detached between these two checks.  After this locked check,
	 * we are sure that this is our traced child and that can only
	 * be changed by us so it's not changing right after this.
	 */
	read_lock(&tasklist_lock);
	if (child->ptrace && child->parent == current) {
		/*
		 * child->sighand can't be NULL, release_task()
		 * does ptrace_unlink() before __exit_signal().
		 */
		if (ignore_state || ptrace_freeze_traced(child))
			ret = 0;
	}
	read_unlock(&tasklist_lock);

	if (!ret && !ignore_state &&
	    WARN_ON_ONCE(!wait_task_inactive(child, __TASK_TRACED|TASK_FROZEN)))
		ret = -ESRCH;

	return ret;
}

static bool ptrace_has_cap(struct user_namespace *ns, unsigned int mode)
{
	if (mode & PTRACE_MODE_NOAUDIT)
		return ns_capable_noaudit(ns, CAP_SYS_PTRACE);
	return ns_capable(ns, CAP_SYS_PTRACE);
}

/* Returns 0 on success, -errno on denial. */
static int __ptrace_may_access(struct task_struct *task, unsigned int mode)
{
	const struct cred *cred = current_cred(), *tcred;
	struct mm_struct *mm;
	kuid_t caller_uid;
	kgid_t caller_gid;

	if (!(mode & PTRACE_MODE_FSCREDS) == !(mode & PTRACE_MODE_REALCREDS)) {
		WARN(1, "denying ptrace access check without PTRACE_MODE_*CREDS\n");
		return -EPERM;
	}

	/* May we inspect the given task?
	 * This check is used both for attaching with ptrace
	 * and for allowing access to sensitive information in /proc.
	 *
	 * ptrace_attach denies several cases that /proc allows
	 * because setting up the necessary parent/child relationship
	 * or halting the specified task is impossible.
	 */

	/* Don't let security modules deny introspection */
	if (same_thread_group(task, current))
		return 0;
	rcu_read_lock();
	if (mode & PTRACE_MODE_FSCREDS) {
		caller_uid = cred->fsuid;
		caller_gid = cred->fsgid;
	} else {
		/*
		 * Using the euid would make more sense here, but something
		 * in userland might rely on the old behavior, and this
		 * shouldn't be a security problem since
		 * PTRACE_MODE_REALCREDS implies that the caller explicitly
		 * used a syscall that requests access to another process
		 * (and not a filesystem syscall to procfs).
		 */
		caller_uid = cred->uid;
		caller_gid = cred->gid;
	}
	tcred = __task_cred(task);
	if (uid_eq(caller_uid, tcred->euid) &&
	    uid_eq(caller_uid, tcred->suid) &&
	    uid_eq(caller_uid, tcred->uid)  &&
	    gid_eq(caller_gid, tcred->egid) &&
	    gid_eq(caller_gid, tcred->sgid) &&
	    gid_eq(caller_gid, tcred->gid))
		goto ok;
	if (ptrace_has_cap(tcred->user_ns, mode))
		goto ok;
	rcu_read_unlock();
	return -EPERM;
ok:
	rcu_read_unlock();
	/*
	 * If a task drops privileges and becomes nondumpable (through a syscall
	 * like setresuid()) while we are trying to access it, we must ensure
	 * that the dumpability is read after the credentials; otherwise,
	 * we may be able to attach to a task that we shouldn't be able to
	 * attach to (as if the task had dropped privileges without becoming
	 * nondumpable).
	 * Pairs with a write barrier in commit_creds().
	 */
	smp_rmb();
	mm = task->mm;
	if (mm &&
	    ((get_dumpable(mm) != SUID_DUMP_USER) &&
	     !ptrace_has_cap(mm->user_ns, mode)))
	    return -EPERM;

	return security_ptrace_access_check(task, mode);
}

bool ptrace_may_access(struct task_struct *task, unsigned int mode)
{
	int err;
	task_lock(task);
	err = __ptrace_may_access(task, mode);
	task_unlock(task);
	return !err;
}

static int check_ptrace_options(unsigned long data)
{
	if (data & ~(unsigned long)PTRACE_O_MASK)
		return -EINVAL;

	if (unlikely(data & PTRACE_O_SUSPEND_SECCOMP)) {
		if (!IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) ||
		    !IS_ENABLED(CONFIG_SECCOMP))
			return -EINVAL;

		if (!capable(CAP_SYS_ADMIN))
			return -EPERM;

		if (seccomp_mode(&current->seccomp) != SECCOMP_MODE_DISABLED ||
		    current->ptrace & PT_SUSPEND_SECCOMP)
			return -EPERM;
	}
	return 0;
}

static inline void ptrace_set_stopped(struct task_struct *task, bool seize)
{
	guard(spinlock)(&task->sighand->siglock);

	/* SEIZE doesn't trap tracee on attach */
	if (!seize)
		send_signal_locked(SIGSTOP, SEND_SIG_PRIV, task, PIDTYPE_PID);
	/*
	 * If the task is already STOPPED, set JOBCTL_TRAP_STOP and
	 * TRAPPING, and kick it so that it transits to TRACED.  TRAPPING
	 * will be cleared if the child completes the transition or any
	 * event which clears the group stop states happens.  We'll wait
	 * for the transition to complete before returning from this
	 * function.
	 *
	 * This hides STOPPED -> RUNNING -> TRACED transition from the
	 * attaching thread but a different thread in the same group can
	 * still observe the transient RUNNING state.  IOW, if another
	 * thread's WNOHANG wait(2) on the stopped tracee races against
	 * ATTACH, the wait(2) may fail due to the transient RUNNING.
	 *
	 * The following task_is_stopped() test is safe as both transitions
	 * in and out of STOPPED are protected by siglock.
	 */
	if (task_is_stopped(task) &&
	    task_set_jobctl_pending(task, JOBCTL_TRAP_STOP | JOBCTL_TRAPPING)) {
		task->jobctl &= ~JOBCTL_STOPPED;
		signal_wake_up_state(task, __TASK_STOPPED);
	}
}

static int ptrace_attach(struct task_struct *task, long request,
			 unsigned long addr,
			 unsigned long flags)
{
	bool seize = (request == PTRACE_SEIZE);
	int retval;

	if (seize) {
		if (addr != 0)
			return -EIO;
		/*
		 * This duplicates the check in check_ptrace_options() because
		 * ptrace_attach() and ptrace_setoptions() have historically
		 * used different error codes for unknown ptrace options.
		 */
		if (flags & ~(unsigned long)PTRACE_O_MASK)
			return -EIO;

		retval = check_ptrace_options(flags);
		if (retval)
			return retval;
		flags = PT_PTRACED | PT_SEIZED | (flags << PT_OPT_FLAG_SHIFT);
	} else {
		flags = PT_PTRACED;
	}

	audit_ptrace(task);

	if (unlikely(task->flags & PF_KTHREAD))
		return -EPERM;
	if (same_thread_group(task, current))
		return -EPERM;

	/*
	 * Protect exec's credential calculations against our interference;
	 * SUID, SGID and LSM creds get determined differently
	 * under ptrace.
	 */
	scoped_cond_guard (mutex_intr, return -ERESTARTNOINTR,
			   &task->signal->cred_guard_mutex) {

		scoped_guard (task_lock, task) {
			retval = __ptrace_may_access(task, PTRACE_MODE_ATTACH_REALCREDS);
			if (retval)
				return retval;
		}

		scoped_guard (write_lock_irq, &tasklist_lock) {
			if (unlikely(task->exit_state))
				return -EPERM;
			if (task->ptrace)
				return -EPERM;

			task->ptrace = flags;
			ptrace_link(task, current);
			ptrace_set_stopped(task, seize);
		}
	}

	/*
	 * We do not bother to change retval or clear JOBCTL_TRAPPING
	 * if wait_on_bit() was interrupted by SIGKILL. The tracer will
	 * not return to user-mode, it will exit and clear this bit in
	 * __ptrace_unlink() if it wasn't already cleared by the tracee;
	 * and until then nobody can ptrace this task.
	 */
	wait_on_bit(&task->jobctl, JOBCTL_TRAPPING_BIT, TASK_KILLABLE);
	proc_ptrace_connector(task, PTRACE_ATTACH);

	return 0;
}

/**
 * ptrace_traceme  --  helper for PTRACE_TRACEME
 *
 * Performs checks and sets PT_PTRACED.
 * Should be used by all ptrace implementations for PTRACE_TRACEME.
 */
static int ptrace_traceme(void)
{
	int ret = -EPERM;

	write_lock_irq(&tasklist_lock);
	/* Are we already being traced? */
	if (!current->ptrace) {
		ret = security_ptrace_traceme(current->parent);
		/*
		 * Check PF_EXITING to ensure ->real_parent has not passed
		 * exit_ptrace(). Otherwise we don't report the error but
		 * pretend ->real_parent untraces us right after return.
		 */
		if (!ret && !(current->real_parent->flags & PF_EXITING)) {
			current->ptrace = PT_PTRACED;
			ptrace_link(current, current->real_parent);
		}
	}
	write_unlock_irq(&tasklist_lock);

	return ret;
}

/*
 * Called with irqs disabled, returns true if childs should reap themselves.
 */
static int ignoring_children(struct sighand_struct *sigh)
{
	int ret;
	spin_lock(&sigh->siglock);
	ret = (sigh->action[SIGCHLD-1].sa.sa_handler == SIG_IGN) ||
	      (sigh->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDWAIT);
	spin_unlock(&sigh->siglock);
	return ret;
}

/*
 * Called with tasklist_lock held for writing.
 * Unlink a traced task, and clean it up if it was a traced zombie.
 * Return true if it needs to be reaped with release_task().
 * (We can't call release_task() here because we already hold tasklist_lock.)
 *
 * If it's a zombie, our attachedness prevented normal parent notification
 * or self-reaping.  Do notification now if it would have happened earlier.
 * If it should reap itself, return true.
 *
 * If it's our own child, there is no notification to do. But if our normal
 * children self-reap, then this child was prevented by ptrace and we must
 * reap it now, in that case we must also wake up sub-threads sleeping in
 * do_wait().
 */
static bool __ptrace_detach(struct task_struct *tracer, struct task_struct *p)
{
	bool dead;

	__ptrace_unlink(p);

	if (p->exit_state != EXIT_ZOMBIE)
		return false;

	dead = !thread_group_leader(p);

	if (!dead && thread_group_empty(p)) {
		if (!same_thread_group(p->real_parent, tracer))
			dead = do_notify_parent(p, p->exit_signal);
		else if (ignoring_children(tracer->sighand) ||
			 p->signal->autoreap) {
			__wake_up_parent(p, tracer);
			dead = true;
		}
	}
	/* Mark it as in the process of being reaped. */
	if (dead)
		p->exit_state = EXIT_DEAD;
	return dead;
}

static int ptrace_detach(struct task_struct *child, unsigned int data)
{
	if (!valid_signal(data))
		return -EIO;

	/* Architecture-specific hardware disable .. */
	ptrace_disable(child);

	write_lock_irq(&tasklist_lock);
	/*
	 * We rely on ptrace_freeze_traced(). It can't be killed and
	 * untraced by another thread, it can't be a zombie.
	 */
	WARN_ON(!child->ptrace || child->exit_state);
	/*
	 * tasklist_lock avoids the race with wait_task_stopped(), see
	 * the comment in ptrace_resume().
	 */
	child->exit_code = data;
	__ptrace_detach(current, child);
	write_unlock_irq(&tasklist_lock);

	proc_ptrace_connector(child, PTRACE_DETACH);

	return 0;
}

/*
 * Detach all tasks we were using ptrace on. Called with tasklist held
 * for writing.
 */
void exit_ptrace(struct task_struct *tracer, struct list_head *dead)
{
	struct task_struct *p, *n;

	list_for_each_entry_safe(p, n, &tracer->ptraced, ptrace_entry) {
		if (unlikely(p->ptrace & PT_EXITKILL))
			send_sig_info(SIGKILL, SEND_SIG_PRIV, p);

		if (__ptrace_detach(tracer, p))
			list_add(&p->ptrace_entry, dead);
	}
}

int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len)
{
	int copied = 0;

	while (len > 0) {
		char buf[128];
		int this_len, retval;

		this_len = (len > sizeof(buf)) ? sizeof(buf) : len;
		retval = ptrace_access_vm(tsk, src, buf, this_len, FOLL_FORCE);

		if (!retval) {
			if (copied)
				break;
			return -EIO;
		}
		if (copy_to_user(dst, buf, retval))
			return -EFAULT;
		copied += retval;
		src += retval;
		dst += retval;
		len -= retval;
	}
	return copied;
}

int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len)
{
	int copied = 0;

	while (len > 0) {
		char buf[128];
		int this_len, retval;

		this_len = (len > sizeof(buf)) ? sizeof(buf) : len;
		if (copy_from_user(buf, src, this_len))
			return -EFAULT;
		retval = ptrace_access_vm(tsk, dst, buf, this_len,
				FOLL_FORCE | FOLL_WRITE);
		if (!retval) {
			if (copied)
				break;
			return -EIO;
		}
		copied += retval;
		src += retval;
		dst += retval;
		len -= retval;
	}
	return copied;
}

static int ptrace_setoptions(struct task_struct *child, unsigned long data)
{
	unsigned flags;
	int ret;

	ret = check_ptrace_options(data);
	if (ret)
		return ret;

	/* Avoid intermediate state when all opts are cleared */
	flags = child->ptrace;
	flags &= ~(PTRACE_O_MASK << PT_OPT_FLAG_SHIFT);
	flags |= (data << PT_OPT_FLAG_SHIFT);
	child->ptrace = flags;

	return 0;
}

static int ptrace_getsiginfo(struct task_struct *child, kernel_siginfo_t *info)
{
	unsigned long flags;
	int error = -ESRCH;

	if (lock_task_sighand(child, &flags)) {
		error = -EINVAL;
		if (likely(child->last_siginfo != NULL)) {
			copy_siginfo(info, child->last_siginfo);
			error = 0;
		}
		unlock_task_sighand(child, &flags);
	}
	return error;
}

static int ptrace_setsiginfo(struct task_struct *child, const kernel_siginfo_t *info)
{
	unsigned long flags;
	int error = -ESRCH;

	if (lock_task_sighand(child, &flags)) {
		error = -EINVAL;
		if (likely(child->last_siginfo != NULL)) {
			copy_siginfo(child->last_siginfo, info);
			error = 0;
		}
		unlock_task_sighand(child, &flags);
	}
	return error;
}

static int ptrace_peek_siginfo(struct task_struct *child,
				unsigned long addr,
				unsigned long data)
{
	struct ptrace_peeksiginfo_args arg;
	struct sigpending *pending;
	struct sigqueue *q;
	int ret, i;

	ret = copy_from_user(&arg, (void __user *) addr,
				sizeof(struct ptrace_peeksiginfo_args));
	if (ret)
		return -EFAULT;

	if (arg.flags & ~PTRACE_PEEKSIGINFO_SHARED)
		return -EINVAL; /* unknown flags */

	if (arg.nr < 0)
		return -EINVAL;

	/* Ensure arg.off fits in an unsigned long */
	if (arg.off > ULONG_MAX)
		return 0;

	if (arg.flags & PTRACE_PEEKSIGINFO_SHARED)
		pending = &child->signal->shared_pending;
	else
		pending = &child->pending;

	for (i = 0; i < arg.nr; ) {
		kernel_siginfo_t info;
		unsigned long off = arg.off + i;
		bool found = false;

		spin_lock_irq(&child->sighand->siglock);
		list_for_each_entry(q, &pending->list, list) {
			if (!off--) {
				found = true;
				copy_siginfo(&info, &q->info);
				break;
			}
		}
		spin_unlock_irq(&child->sighand->siglock);

		if (!found) /* beyond the end of the list */
			break;

#ifdef CONFIG_COMPAT
		if (unlikely(in_compat_syscall())) {
			compat_siginfo_t __user *uinfo = compat_ptr(data);

			if (copy_siginfo_to_user32(uinfo, &info)) {
				ret = -EFAULT;
				break;
			}

		} else
#endif
		{
			siginfo_t __user *uinfo = (siginfo_t __user *) data;

			if (copy_siginfo_to_user(uinfo, &info)) {
				ret = -EFAULT;
				break;
			}
		}

		data += sizeof(siginfo_t);
		i++;

		if (signal_pending(current))
			break;

		cond_resched();
	}

	if (i > 0)
		return i;

	return ret;
}

#ifdef CONFIG_RSEQ
static long ptrace_get_rseq_configuration(struct task_struct *task,
					  unsigned long size, void __user *data)
{
	struct ptrace_rseq_configuration conf = {
		.rseq_abi_pointer = (u64)(uintptr_t)task->rseq.usrptr,
		.rseq_abi_size = task->rseq.len,
		.signature = task->rseq.sig,
		.flags = 0,
	};

	size = min_t(unsigned long, size, sizeof(conf));
	if (copy_to_user(data, &conf, size))
		return -EFAULT;
	return sizeof(conf);
}
#endif

#define is_singlestep(request)		((request) == PTRACE_SINGLESTEP)

#ifdef PTRACE_SINGLEBLOCK
#define is_singleblock(request)		((request) == PTRACE_SINGLEBLOCK)
#else
#define is_singleblock(request)		0
#endif

#ifdef PTRACE_SYSEMU
#define is_sysemu_singlestep(request)	((request) == PTRACE_SYSEMU_SINGLESTEP)
#else
#define is_sysemu_singlestep(request)	0
#endif

static int ptrace_resume(struct task_struct *child, long request,
			 unsigned long data)
{
	if (!valid_signal(data))
		return -EIO;

	if (request == PTRACE_SYSCALL)
		set_task_syscall_work(child, SYSCALL_TRACE);
	else
		clear_task_syscall_work(child, SYSCALL_TRACE);

#if defined(CONFIG_GENERIC_ENTRY) || defined(TIF_SYSCALL_EMU)
	if (request == PTRACE_SYSEMU || request == PTRACE_SYSEMU_SINGLESTEP)
		set_task_syscall_work(child, SYSCALL_EMU);
	else
		clear_task_syscall_work(child, SYSCALL_EMU);
#endif

	if (is_singleblock(request)) {
		if (unlikely(!arch_has_block_step()))
			return -EIO;
		user_enable_block_step(child);
	} else if (is_singlestep(request) || is_sysemu_singlestep(request)) {
		if (unlikely(!arch_has_single_step()))
			return -EIO;
		user_enable_single_step(child);
	} else {
		user_disable_single_step(child);
	}

	/*
	 * Change ->exit_code and ->state under siglock to avoid the race
	 * with wait_task_stopped() in between; a non-zero ->exit_code will
	 * wrongly look like another report from tracee.
	 *
	 * Note that we need siglock even if ->exit_code == data and/or this
	 * status was not reported yet, the new status must not be cleared by
	 * wait_task_stopped() after resume.
	 */
	spin_lock_irq(&child->sighand->siglock);
	child->exit_code = data;
	child->jobctl &= ~JOBCTL_TRACED;
	wake_up_state(child, __TASK_TRACED);
	spin_unlock_irq(&child->sighand->siglock);

	return 0;
}

#ifdef CONFIG_HAVE_ARCH_TRACEHOOK

static const struct user_regset *
find_regset(const struct user_regset_view *view, unsigned int type)
{
	const struct user_regset *regset;
	int n;

	for (n = 0; n < view->n; ++n) {
		regset = view->regsets + n;
		if (regset->core_note_type == type)
			return regset;
	}

	return NULL;
}

static int ptrace_regset(struct task_struct *task, int req, unsigned int type,
			 struct iovec *kiov)
{
	const struct user_regset_view *view = task_user_regset_view(task);
	const struct user_regset *regset = find_regset(view, type);
	int regset_no;

	if (!regset || (kiov->iov_len % regset->size) != 0)
		return -EINVAL;

	regset_no = regset - view->regsets;
	kiov->iov_len = min(kiov->iov_len,
			    (__kernel_size_t) (regset->n * regset->size));

	if (req == PTRACE_GETREGSET)
		return copy_regset_to_user(task, view, regset_no, 0,
					   kiov->iov_len, kiov->iov_base);
	else
		return copy_regset_from_user(task, view, regset_no, 0,
					     kiov->iov_len, kiov->iov_base);
}

/*
 * This is declared in linux/regset.h and defined in machine-dependent
 * code.  We put the export here, near the primary machine-neutral use,
 * to ensure no machine forgets it.
 */
EXPORT_SYMBOL_GPL(task_user_regset_view);

static unsigned long
ptrace_get_syscall_info_entry(struct task_struct *child, struct pt_regs *regs,
			      struct ptrace_syscall_info *info)
{
	unsigned long args[ARRAY_SIZE(info->entry.args)];
	int i;

	info->entry.nr = syscall_get_nr(child, regs);
	syscall_get_arguments(child, regs, args);
	for (i = 0; i < ARRAY_SIZE(args); i++)
		info->entry.args[i] = args[i];

	/* args is the last field in struct ptrace_syscall_info.entry */
	return offsetofend(struct ptrace_syscall_info, entry.args);
}

static unsigned long
ptrace_get_syscall_info_seccomp(struct task_struct *child, struct pt_regs *regs,
				struct ptrace_syscall_info *info)
{
	/*
	 * As struct ptrace_syscall_info.entry is currently a subset
	 * of struct ptrace_syscall_info.seccomp, it makes sense to
	 * initialize that subset using ptrace_get_syscall_info_entry().
	 * This can be reconsidered in the future if these structures
	 * diverge significantly enough.
	 */
	ptrace_get_syscall_info_entry(child, regs, info);
	info->seccomp.ret_data = child->ptrace_message;

	/*
	 * ret_data is the last non-reserved field
	 * in struct ptrace_syscall_info.seccomp
	 */
	return offsetofend(struct ptrace_syscall_info, seccomp.ret_data);
}

static unsigned long
ptrace_get_syscall_info_exit(struct task_struct *child, struct pt_regs *regs,
			     struct ptrace_syscall_info *info)
{
	info->exit.rval = syscall_get_error(child, regs);
	info->exit.is_error = !!info->exit.rval;
	if (!info->exit.is_error)
		info->exit.rval = syscall_get_return_value(child, regs);

	/* is_error is the last field in struct ptrace_syscall_info.exit */
	return offsetofend(struct ptrace_syscall_info, exit.is_error);
}

static int
ptrace_get_syscall_info_op(struct task_struct *child)
{
	/*
	 * This does not need lock_task_sighand() to access
	 * child->last_siginfo because ptrace_freeze_traced()
	 * called earlier by ptrace_check_attach() ensures that
	 * the tracee cannot go away and clear its last_siginfo.
	 */
	switch (child->last_siginfo ? child->last_siginfo->si_code : 0) {
	case SIGTRAP | 0x80:
		switch (child->ptrace_message) {
		case PTRACE_EVENTMSG_SYSCALL_ENTRY:
			return PTRACE_SYSCALL_INFO_ENTRY;
		case PTRACE_EVENTMSG_SYSCALL_EXIT:
			return PTRACE_SYSCALL_INFO_EXIT;
		default:
			return PTRACE_SYSCALL_INFO_NONE;
		}
	case SIGTRAP | (PTRACE_EVENT_SECCOMP << 8):
		return PTRACE_SYSCALL_INFO_SECCOMP;
	default:
		return PTRACE_SYSCALL_INFO_NONE;
	}
}

static int
ptrace_get_syscall_info(struct task_struct *child, unsigned long user_size,
			void __user *datavp)
{
	struct pt_regs *regs = task_pt_regs(child);
	struct ptrace_syscall_info info = {
		.op = ptrace_get_syscall_info_op(child),
		.arch = syscall_get_arch(child),
		.instruction_pointer = instruction_pointer(regs),
		.stack_pointer = user_stack_pointer(regs),
	};
	unsigned long actual_size = offsetof(struct ptrace_syscall_info, entry);
	unsigned long write_size;

	switch (info.op) {
	case PTRACE_SYSCALL_INFO_ENTRY:
		actual_size = ptrace_get_syscall_info_entry(child, regs, &info);
		break;
	case PTRACE_SYSCALL_INFO_EXIT:
		actual_size = ptrace_get_syscall_info_exit(child, regs, &info);
		break;
	case PTRACE_SYSCALL_INFO_SECCOMP:
		actual_size = ptrace_get_syscall_info_seccomp(child, regs, &info);
		break;
	}

	write_size = min(actual_size, user_size);
	return copy_to_user(datavp, &info, write_size) ? -EFAULT : actual_size;
}

static int
ptrace_set_syscall_info_entry(struct task_struct *child, struct pt_regs *regs,
			      struct ptrace_syscall_info *info)
{
	unsigned long args[ARRAY_SIZE(info->entry.args)];
	int nr = info->entry.nr;
	int i;

	/*
	 * Check that the syscall number specified in info->entry.nr
	 * is either a value of type "int" or a sign-extended value
	 * of type "int".
	 */
	if (nr != info->entry.nr)
		return -ERANGE;

	for (i = 0; i < ARRAY_SIZE(args); i++) {
		args[i] = info->entry.args[i];
		/*
		 * Check that the syscall argument specified in
		 * info->entry.args[i] is either a value of type
		 * "unsigned long" or a sign-extended value of type "long".
		 */
		if (args[i] != info->entry.args[i])
			return -ERANGE;
	}

	syscall_set_nr(child, regs, nr);
	/*
	 * If the syscall number is set to -1, setting syscall arguments is not
	 * just pointless, it would also clobber the syscall return value on
	 * those architectures that share the same register both for the first
	 * argument of syscall and its return value.
	 */
	if (nr != -1)
		syscall_set_arguments(child, regs, args);

	return 0;
}

static int
ptrace_set_syscall_info_seccomp(struct task_struct *child, struct pt_regs *regs,
				struct ptrace_syscall_info *info)
{
	/*
	 * info->entry is currently a subset of info->seccomp,
	 * info->seccomp.ret_data is currently ignored.
	 */
	return ptrace_set_syscall_info_entry(child, regs, info);
}

static int
ptrace_set_syscall_info_exit(struct task_struct *child, struct pt_regs *regs,
			     struct ptrace_syscall_info *info)
{
	long rval = info->exit.rval;

	/*
	 * Check that the return value specified in info->exit.rval
	 * is either a value of type "long" or a sign-extended value
	 * of type "long".
	 */
	if (rval != info->exit.rval)
		return -ERANGE;

	if (info->exit.is_error)
		syscall_set_return_value(child, regs, rval, 0);
	else
		syscall_set_return_value(child, regs, 0, rval);

	return 0;
}

static int
ptrace_set_syscall_info(struct task_struct *child, unsigned long user_size,
			const void __user *datavp)
{
	struct pt_regs *regs = task_pt_regs(child);
	struct ptrace_syscall_info info;

	if (user_size < sizeof(info))
		return -EINVAL;

	/*
	 * The compatibility is tracked by info.op and info.flags: if user-space
	 * does not instruct us to use unknown extra bits from future versions
	 * of ptrace_syscall_info, we are not going to read them either.
	 */
	if (copy_from_user(&info, datavp, sizeof(info)))
		return -EFAULT;

	/* Reserved for future use. */
	if (info.flags || info.reserved)
		return -EINVAL;

	/* Changing the type of the system call stop is not supported yet. */
	if (ptrace_get_syscall_info_op(child) != info.op)
		return -EINVAL;

	switch (info.op) {
	case PTRACE_SYSCALL_INFO_ENTRY:
		return ptrace_set_syscall_info_entry(child, regs, &info);
	case PTRACE_SYSCALL_INFO_EXIT:
		return ptrace_set_syscall_info_exit(child, regs, &info);
	case PTRACE_SYSCALL_INFO_SECCOMP:
		return ptrace_set_syscall_info_seccomp(child, regs, &info);
	default:
		/* Other types of system call stops are not supported yet. */
		return -EINVAL;
	}
}
#endif /* CONFIG_HAVE_ARCH_TRACEHOOK */

int ptrace_request(struct task_struct *child, long request,
		   unsigned long addr, unsigned long data)
{
	bool seized = child->ptrace & PT_SEIZED;
	int ret = -EIO;
	kernel_siginfo_t siginfo, *si;
	void __user *datavp = (void __user *) data;
	unsigned long __user *datalp = datavp;
	unsigned long flags;

	switch (request) {
	case PTRACE_PEEKTEXT:
	case PTRACE_PEEKDATA:
		return generic_ptrace_peekdata(child, addr, data);
	case PTRACE_POKETEXT:
	case PTRACE_POKEDATA:
		return generic_ptrace_pokedata(child, addr, data);

#ifdef PTRACE_OLDSETOPTIONS
	case PTRACE_OLDSETOPTIONS:
#endif
	case PTRACE_SETOPTIONS:
		ret = ptrace_setoptions(child, data);
		break;
	case PTRACE_GETEVENTMSG:
		ret = put_user(child->ptrace_message, datalp);
		break;

	case PTRACE_PEEKSIGINFO:
		ret = ptrace_peek_siginfo(child, addr, data);
		break;

	case PTRACE_GETSIGINFO:
		ret = ptrace_getsiginfo(child, &siginfo);
		if (!ret)
			ret = copy_siginfo_to_user(datavp, &siginfo);
		break;

	case PTRACE_SETSIGINFO:
		ret = copy_siginfo_from_user(&siginfo, datavp);
		if (!ret)
			ret = ptrace_setsiginfo(child, &siginfo);
		break;

	case PTRACE_GETSIGMASK: {
		sigset_t *mask;

		if (addr != sizeof(sigset_t)) {
			ret = -EINVAL;
			break;
		}

		if (test_tsk_restore_sigmask(child))
			mask = &child->saved_sigmask;
		else
			mask = &child->blocked;

		if (copy_to_user(datavp, mask, sizeof(sigset_t)))
			ret = -EFAULT;
		else
			ret = 0;

		break;
	}

	case PTRACE_SETSIGMASK: {
		sigset_t new_set;

		if (addr != sizeof(sigset_t)) {
			ret = -EINVAL;
			break;
		}

		if (copy_from_user(&new_set, datavp, sizeof(sigset_t))) {
			ret = -EFAULT;
			break;
		}

		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));

		/*
		 * Every thread does recalc_sigpending() after resume, so
		 * retarget_shared_pending() and recalc_sigpending() are not
		 * called here.
		 */
		spin_lock_irq(&child->sighand->siglock);
		child->blocked = new_set;
		spin_unlock_irq(&child->sighand->siglock);

		clear_tsk_restore_sigmask(child);

		ret = 0;
		break;
	}

	case PTRACE_INTERRUPT:
		/*
		 * Stop tracee without any side-effect on signal or job
		 * control.  At least one trap is guaranteed to happen
		 * after this request.  If @child is already trapped, the
		 * current trap is not disturbed and another trap will
		 * happen after the current trap is ended with PTRACE_CONT.
		 *
		 * The actual trap might not be PTRACE_EVENT_STOP trap but
		 * the pending condition is cleared regardless.
		 */
		if (unlikely(!seized || !lock_task_sighand(child, &flags)))
			break;

		/*
		 * INTERRUPT doesn't disturb existing trap sans one
		 * exception.  If ptracer issued LISTEN for the current
		 * STOP, this INTERRUPT should clear LISTEN and re-trap
		 * tracee into STOP.
		 */
		if (likely(task_set_jobctl_pending(child, JOBCTL_TRAP_STOP)))
			ptrace_signal_wake_up(child, child->jobctl & JOBCTL_LISTENING);

		unlock_task_sighand(child, &flags);
		ret = 0;
		break;

	case PTRACE_LISTEN:
		/*
		 * Listen for events.  Tracee must be in STOP.  It's not
		 * resumed per-se but is not considered to be in TRACED by
		 * wait(2) or ptrace(2).  If an async event (e.g. group
		 * stop state change) happens, tracee will enter STOP trap
		 * again.  Alternatively, ptracer can issue INTERRUPT to
		 * finish listening and re-trap tracee into STOP.
		 */
		if (unlikely(!seized || !lock_task_sighand(child, &flags)))
			break;

		si = child->last_siginfo;
		if (likely(si && (si->si_code >> 8) == PTRACE_EVENT_STOP)) {
			child->jobctl |= JOBCTL_LISTENING;
			/*
			 * If NOTIFY is set, it means event happened between
			 * start of this trap and now.  Trigger re-trap.
			 */
			if (child->jobctl & JOBCTL_TRAP_NOTIFY)
				ptrace_signal_wake_up(child, true);
			ret = 0;
		}
		unlock_task_sighand(child, &flags);
		break;

	case PTRACE_DETACH:	 /* detach a process that was attached. */
		ret = ptrace_detach(child, data);
		break;

#ifdef CONFIG_BINFMT_ELF_FDPIC
	case PTRACE_GETFDPIC: {
		struct mm_struct *mm = get_task_mm(child);
		unsigned long tmp = 0;

		ret = -ESRCH;
		if (!mm)
			break;

		switch (addr) {
		case PTRACE_GETFDPIC_EXEC:
			tmp = mm->context.exec_fdpic_loadmap;
			break;
		case PTRACE_GETFDPIC_INTERP:
			tmp = mm->context.interp_fdpic_loadmap;
			break;
		default:
			break;
		}
		mmput(mm);

		ret = put_user(tmp, datalp);
		break;
	}
#endif

	case PTRACE_SINGLESTEP:
#ifdef PTRACE_SINGLEBLOCK
	case PTRACE_SINGLEBLOCK:
#endif
#ifdef PTRACE_SYSEMU
	case PTRACE_SYSEMU:
	case PTRACE_SYSEMU_SINGLESTEP:
#endif
	case PTRACE_SYSCALL:
	case PTRACE_CONT:
		return ptrace_resume(child, request, data);

	case PTRACE_KILL:
		send_sig_info(SIGKILL, SEND_SIG_NOINFO, child);
		return 0;

#ifdef CONFIG_HAVE_ARCH_TRACEHOOK
	case PTRACE_GETREGSET:
	case PTRACE_SETREGSET: {
		struct iovec kiov;
		struct iovec __user *uiov = datavp;

		if (!access_ok(uiov, sizeof(*uiov)))
			return -EFAULT;

		if (__get_user(kiov.iov_base, &uiov->iov_base) ||
		    __get_user(kiov.iov_len, &uiov->iov_len))
			return -EFAULT;

		ret = ptrace_regset(child, request, addr, &kiov);
		if (!ret)
			ret = __put_user(kiov.iov_len, &uiov->iov_len);
		break;
	}

	case PTRACE_GET_SYSCALL_INFO:
		ret = ptrace_get_syscall_info(child, addr, datavp);
		break;

	case PTRACE_SET_SYSCALL_INFO:
		ret = ptrace_set_syscall_info(child, addr, datavp);
		break;
#endif

	case PTRACE_SECCOMP_GET_FILTER:
		ret = seccomp_get_filter(child, addr, datavp);
		break;

	case PTRACE_SECCOMP_GET_METADATA:
		ret = seccomp_get_metadata(child, addr, datavp);
		break;

#ifdef CONFIG_RSEQ
	case PTRACE_GET_RSEQ_CONFIGURATION:
		ret = ptrace_get_rseq_configuration(child, addr, datavp);
		break;
#endif

	case PTRACE_SET_SYSCALL_USER_DISPATCH_CONFIG:
		ret = syscall_user_dispatch_set_config(child, addr, datavp);
		break;

	case PTRACE_GET_SYSCALL_USER_DISPATCH_CONFIG:
		ret = syscall_user_dispatch_get_config(child, addr, datavp);
		break;

	default:
		break;
	}

	return ret;
}

SYSCALL_DEFINE4(ptrace, long, request, long, pid, unsigned long, addr,
		unsigned long, data)
{
	struct task_struct *child;
	long ret;

	if (request == PTRACE_TRACEME) {
		ret = ptrace_traceme();
		goto out;
	}

	child = find_get_task_by_vpid(pid);
	if (!child) {
		ret = -ESRCH;
		goto out;
	}

	if (request == PTRACE_ATTACH || request == PTRACE_SEIZE) {
		ret = ptrace_attach(child, request, addr, data);
		goto out_put_task_struct;
	}

	ret = ptrace_check_attach(child, request == PTRACE_KILL ||
				  request == PTRACE_INTERRUPT);
	if (ret < 0)
		goto out_put_task_struct;

	ret = arch_ptrace(child, request, addr, data);
	if (ret || request != PTRACE_DETACH)
		ptrace_unfreeze_traced(child);

 out_put_task_struct:
	put_task_struct(child);
 out:
	return ret;
}

int generic_ptrace_peekdata(struct task_struct *tsk, unsigned long addr,
			    unsigned long data)
{
	unsigned long tmp;
	int copied;

	copied = ptrace_access_vm(tsk, addr, &tmp, sizeof(tmp), FOLL_FORCE);
	if (copied != sizeof(tmp))
		return -EIO;
	return put_user(tmp, (unsigned long __user *)data);
}

int generic_ptrace_pokedata(struct task_struct *tsk, unsigned long addr,
			    unsigned long data)
{
	int copied;

	copied = ptrace_access_vm(tsk, addr, &data, sizeof(data),
			FOLL_FORCE | FOLL_WRITE);
	return (copied == sizeof(data)) ? 0 : -EIO;
}

#if defined CONFIG_COMPAT

int compat_ptrace_request(struct task_struct *child, compat_long_t request,
			  compat_ulong_t addr, compat_ulong_t data)
{
	compat_ulong_t __user *datap = compat_ptr(data);
	compat_ulong_t word;
	kernel_siginfo_t siginfo;
	int ret;

	switch (request) {
	case PTRACE_PEEKTEXT:
	case PTRACE_PEEKDATA:
		ret = ptrace_access_vm(child, addr, &word, sizeof(word),
				FOLL_FORCE);
		if (ret != sizeof(word))
			ret = -EIO;
		else
			ret = put_user(word, datap);
		break;

	case PTRACE_POKETEXT:
	case PTRACE_POKEDATA:
		ret = ptrace_access_vm(child, addr, &data, sizeof(data),
				FOLL_FORCE | FOLL_WRITE);
		ret = (ret != sizeof(data) ? -EIO : 0);
		break;

	case PTRACE_GETEVENTMSG:
		ret = put_user((compat_ulong_t) child->ptrace_message, datap);
		break;

	case PTRACE_GETSIGINFO:
		ret = ptrace_getsiginfo(child, &siginfo);
		if (!ret)
			ret = copy_siginfo_to_user32(
				(struct compat_siginfo __user *) datap,
				&siginfo);
		break;

	case PTRACE_SETSIGINFO:
		ret = copy_siginfo_from_user32(
			&siginfo, (struct compat_siginfo __user *) datap);
		if (!ret)
			ret = ptrace_setsiginfo(child, &siginfo);
		break;
#ifdef CONFIG_HAVE_ARCH_TRACEHOOK
	case PTRACE_GETREGSET:
	case PTRACE_SETREGSET:
	{
		struct iovec kiov;
		struct compat_iovec __user *uiov =
			(struct compat_iovec __user *) datap;
		compat_uptr_t ptr;
		compat_size_t len;

		if (!access_ok(uiov, sizeof(*uiov)))
			return -EFAULT;

		if (__get_user(ptr, &uiov->iov_base) ||
		    __get_user(len, &uiov->iov_len))
			return -EFAULT;

		kiov.iov_base = compat_ptr(ptr);
		kiov.iov_len = len;

		ret = ptrace_regset(child, request, addr, &kiov);
		if (!ret)
			ret = __put_user(kiov.iov_len, &uiov->iov_len);
		break;
	}
#endif

	default:
		ret = ptrace_request(child, request, addr, data);
	}

	return ret;
}

COMPAT_SYSCALL_DEFINE4(ptrace, compat_long_t, request, compat_long_t, pid,
		       compat_long_t, addr, compat_long_t, data)
{
	struct task_struct *child;
	long ret;

	if (request == PTRACE_TRACEME) {
		ret = ptrace_traceme();
		goto out;
	}

	child = find_get_task_by_vpid(pid);
	if (!child) {
		ret = -ESRCH;
		goto out;
	}

	if (request == PTRACE_ATTACH || request == PTRACE_SEIZE) {
		ret = ptrace_attach(child, request, addr, data);
		goto out_put_task_struct;
	}

	ret = ptrace_check_attach(child, request == PTRACE_KILL ||
				  request == PTRACE_INTERRUPT);
	if (!ret) {
		ret = compat_arch_ptrace(child, request, addr, data);
		if (ret || request != PTRACE_DETACH)
			ptrace_unfreeze_traced(child);
	}

 out_put_task_struct:
	put_task_struct(child);
 out:
	return ret;
}
#endif	/* CONFIG_COMPAT */
]

BaseBranch	master
BaseCommit	RC
BaseRepository	git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
BugTitle	KCSAN: data-race in dequeue_signal / ptrace_check_attach
CrashLogID	6152010597924864
CrashReportID	6612236912558080
KernelCommit	897d54018cc9aa97fd1529ca08a53b429d05a566
KernelConfig	Show (260855 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_RUSTC_LLVM_MAJOR_VERSION=21 CONFIG_RUSTC_CLANG_LLVM_COMPATIBLE=y 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_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 is not set 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_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y # CONFIG_POSIX_AUX_CLOCKS is not set # 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 is not set CONFIG_BPF_JIT_DEFAULT_ON=y # CONFIG_BPF_UNPRIV_DEFAULT_OFF is not set # CONFIG_BPF_PRELOAD is not set # CONFIG_BPF_LSM is not set # 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 is not set # # CPU/Task time and stats accounting # CONFIG_TICK_CPU_ACCOUNTING=y # CONFIG_VIRT_CPU_ACCOUNTING_GEN is not set # CONFIG_IRQ_TIME_ACCOUNTING is not set CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set CONFIG_TASKSTATS=y CONFIG_TASK_DELAY_ACCT=y CONFIG_TASK_XACCT=y CONFIG_TASK_IO_ACCOUNTING=y # CONFIG_PSI 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 is not set # 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 is not set 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_FAIR_GROUP_SCHED=y # CONFIG_CFS_BANDWIDTH is not set # 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_TIME_NS_VDSO=y CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y # CONFIG_CHECKPOINT_RESTORE is not set # 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 is not set 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 is not set 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 # # 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 is not set 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_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_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_MPPARSE=y # CONFIG_X86_CPU_RESCTRL is not set # CONFIG_X86_FRED is not set 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_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_PROC_KCORE_TEXT=y CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000 # CONFIG_X86_PMEM_LEGACY is not set CONFIG_X86_CHECK_BIOS_CORRUPTION=y CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK=y 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 is not set # CONFIG_X86_USER_SHADOW_STACK 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" # 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_CC_HAS_KCFI_ARITY=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_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_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_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_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 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_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_DYNAMIC_EPP is not set # 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 is not set 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_VIRTUALIZATION=y # CONFIG_KVM is not set 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_SYSFAST32=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_ENQCMD=y CONFIG_X86_DISABLED_FEATURE_SGX=y CONFIG_X86_DISABLED_FEATURE_XENPV=y CONFIG_X86_DISABLED_FEATURE_TDX_GUEST=y CONFIG_X86_DISABLED_FEATURE_USER_SHSTK=y CONFIG_X86_DISABLED_FEATURE_FRED=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_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_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_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_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_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 is not set # CONFIG_BASIC_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set # CONFIG_MODULE_SIG is not set # 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_DEV_BSG_COMMON=y CONFIG_BLK_DEV_BSGLIB=y # CONFIG_BLK_DEV_INTEGRITY is not set # CONFIG_BLK_DEV_WRITE_MOUNTED is not set # CONFIG_BLK_DEV_ZONED is not set # CONFIG_BLK_DEV_THROTTLING is not set # CONFIG_BLK_WBT is not set CONFIG_BLK_CGROUP_IOLATENCY=y 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 is not set # # Partition Types # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y CONFIG_EFI_PARTITION=y # 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 is not set # end of IO Schedulers 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 is not set # # 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_EXCLUSIVE_SYSTEM_RAM=y CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y # CONFIG_MEMORY_HOTPLUG is not set 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_COMPACTION=y CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1 # CONFIG_PAGE_REPORTING is not set CONFIG_NUMA_MIGRATION=y CONFIG_MIGRATION=y CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION=y CONFIG_PCP_BATCH_SCALE_MAX=5 CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_MMU_NOTIFIER=y # CONFIG_KSM is not set 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_TRANSPARENT_HUGEPAGE 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_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 is not set CONFIG_PAGE_BLOCK_MAX_ORDER=10 CONFIG_GENERIC_EARLY_IOREMAP=y # CONFIG_DEFERRED_STRUCT_PAGE_INIT is not set # 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_HMM_MIRROR=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 is not set # CONFIG_GUP_TEST is not set # CONFIG_DMAPOOL_TEST is not set CONFIG_ARCH_HAS_PTE_SPECIAL=y CONFIG_MEMFD_CREATE=y CONFIG_SECRETMEM=y # CONFIG_ANON_VMA_NAME is not set # CONFIG_USERFAULTFD 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 is not set CONFIG_PT_RECLAIM=y # # Data Access Monitoring # # CONFIG_DAMON 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_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_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_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_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_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 is not set # CONFIG_BT_BNEP is not set CONFIG_BT_HIDP=y # CONFIG_BT_LE is not set # CONFIG_BT_LEDS is not set # CONFIG_BT_MSFTEXT is not set # CONFIG_BT_AOSPEXT is not set # CONFIG_BT_DEBUGFS is not set # CONFIG_BT_SELFTEST is not set # CONFIG_BT_FEATURE_DEBUG is not set # # Bluetooth device drivers # CONFIG_BT_INTEL=y CONFIG_BT_BCM=y CONFIG_BT_RTL=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 is not set # CONFIG_BT_HCIUART_ATH3K is not set # CONFIG_BT_HCIUART_LL is not set # CONFIG_BT_HCIUART_3WIRE is not set # CONFIG_BT_HCIUART_INTEL is not set # CONFIG_BT_HCIUART_RTL is not set # CONFIG_BT_HCIUART_QCA is not set # CONFIG_BT_HCIUART_AG6XX is not set # CONFIG_BT_HCIUART_MRVL is not set # 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 is not set 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_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 is not set 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 is not set 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_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 is not set # CONFIG_PCIEAER 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_PTM is not set CONFIG_PCI_MSI=y CONFIG_PCI_QUIRKS=y # CONFIG_PCI_DEBUG is not set # CONFIG_PCI_STUB is not set CONFIG_PCI_ATS=y CONFIG_PCI_IDE=y CONFIG_PCI_TSM=y CONFIG_PCI_DOE=y CONFIG_PCI_ECAM=y CONFIG_PCI_LOCKLESS_CONFIG=y # CONFIG_PCI_IOV is not set # CONFIG_PCI_NPEM is not set CONFIG_PCI_PRI=y CONFIG_PCI_PASID=y # CONFIG_PCIE_TPH 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 # 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 # 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 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_GENERIC 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_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_DRIVER_DEFERRED_PROBE_TIMEOUT=10 CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # # Firmware loader # CONFIG_FW_LOADER=y CONFIG_EXTRA_FIRMWARE="" # CONFIG_FW_LOADER_USER_HELPER is not set # CONFIG_FW_LOADER_COMPRESS 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 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_SIMPLEFB is not set # CONFIG_GOOGLE_FIRMWARE is not set # # 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 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 is not set # CONFIG_BLK_DEV_FD is not set CONFIG_CDROM=y # CONFIG_BLK_DEV_PCIESSD_MTIP32XX is not set # CONFIG_ZRAM is not set CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_LOOP_MIN_COUNT=8 # CONFIG_BLK_DEV_DRBD is not set # CONFIG_BLK_DEV_NBD is not set # CONFIG_BLK_DEV_RAM is not set # CONFIG_ATA_OVER_ETH is not set CONFIG_VIRTIO_BLK=y # CONFIG_BLK_DEV_RBD is not set # CONFIG_BLK_DEV_UBLK is not set # CONFIG_BLK_DEV_RNBD_CLIENT is not set # # NVME Support # # CONFIG_BLK_DEV_NVME is not set # CONFIG_NVME_RDMA is not set # CONFIG_NVME_FC is not set # CONFIG_NVME_TCP is not set # CONFIG_NVME_TARGET 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_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_CSC 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 is not set # 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 is not set CONFIG_SCSI_COMMON=y CONFIG_SCSI=y CONFIG_SCSI_DMA=y CONFIG_SCSI_PROC_FS=y # # SCSI support type (disk, tape, CD-ROM) # CONFIG_BLK_DEV_SD=y # CONFIG_CHR_DEV_ST is not set 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 is not set # CONFIG_SCSI_SCAN_ASYNC is not set # # SCSI Transports # CONFIG_SCSI_SPI_ATTRS=y # CONFIG_SCSI_FC_ATTRS is not set CONFIG_SCSI_ISCSI_ATTRS=y # CONFIG_SCSI_SAS_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS 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 is not set # 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_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_ISCSI 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_VIRTIO=y # 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 is not set # 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 is not set # CONFIG_MD_RAID1 is not set # CONFIG_MD_RAID10 is not set # CONFIG_MD_RAID456 is not set # CONFIG_BCACHE is not set CONFIG_BLK_DEV_DM_BUILTIN=y CONFIG_BLK_DEV_DM=y # CONFIG_DM_DEBUG is not set # CONFIG_DM_UNSTRIPED is not set # CONFIG_DM_CRYPT is not set # CONFIG_DM_SNAPSHOT is not set # CONFIG_DM_THIN_PROVISIONING is not set # CONFIG_DM_CACHE is not set # CONFIG_DM_WRITECACHE is not set # CONFIG_DM_EBS is not set # CONFIG_DM_ERA is not set # CONFIG_DM_CLONE is not set CONFIG_DM_MIRROR=y # CONFIG_DM_LOG_USERSPACE is not set # CONFIG_DM_RAID is not set CONFIG_DM_ZERO=y # CONFIG_DM_MULTIPATH is not set # CONFIG_DM_DELAY is not set # CONFIG_DM_DUST is not set # CONFIG_DM_INIT is not set # CONFIG_DM_UEVENT is not set # CONFIG_DM_FLAKEY is not set # CONFIG_DM_VERITY is not set # CONFIG_DM_SWITCH is not set # CONFIG_DM_LOG_WRITES is not set # CONFIG_DM_INTEGRITY is not set # CONFIG_DM_AUDIT is not set # CONFIG_DM_VDO 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_REMOTE_TARGET is not set # CONFIG_FUSION is not set # # IEEE 1394 (FireWire) support # # CONFIG_FIREWIRE is not set # CONFIG_FIREWIRE_NOSY is not set # end of IEEE 1394 (FireWire) support CONFIG_MACINTOSH_DRIVERS=y CONFIG_MAC_EMUMOUSEBTN=y 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_ARCNET is not set CONFIG_ATM_DRIVERS=y # CONFIG_ATM_SOLOS is not set # # 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_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_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_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_PHYLINK=y CONFIG_PHYLIB=y CONFIG_SWPHY=y CONFIG_PHY_PACKAGE=y # CONFIG_LED_TRIGGER_PHY is not set CONFIG_PHYLIB_LEDS=y CONFIG_FIXED_PHY=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_AQUANTIA_PHY is not set CONFIG_AX88796B_PHY=y # 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_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 is not set # CONFIG_ATH9K_AHB is not set CONFIG_ATH9K_DEBUGFS=y # CONFIG_ATH9K_STATION_STATISTICS is not set # CONFIG_ATH9K_DYNACK is not set # CONFIG_ATH9K_WOW is not set # CONFIG_ATH9K_RFKILL is not set # CONFIG_ATH9K_CHANNEL_CONTEXT is not set # CONFIG_ATH9K_PCOEM 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 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 is not set # CONFIG_ATH12K is not set CONFIG_WLAN_VENDOR_ATMEL=y CONFIG_AT76C50X_USB=y CONFIG_WLAN_VENDOR_BROADCOM=y # CONFIG_B43 is not set # CONFIG_B43LEGACY is not set CONFIG_BRCMUTIL=y # CONFIG_BRCMSMAC is not set CONFIG_BRCMFMAC=y CONFIG_BRCMFMAC_PROTO_BCDC=y # CONFIG_BRCMFMAC_SDIO is not set CONFIG_BRCMFMAC_USB=y # CONFIG_BRCMFMAC_PCIE is not set # CONFIG_BRCM_TRACING is not set # CONFIG_BRCMDBG is not set CONFIG_WLAN_VENDOR_INTEL=y # CONFIG_IPW2100 is not set # CONFIG_IPW2200 is not set # CONFIG_IWL4965 is not set # CONFIG_IWL3945 is not set # CONFIG_IWLWIFI is not set CONFIG_WLAN_VENDOR_INTERSIL=y CONFIG_P54_COMMON=y CONFIG_P54_USB=y # CONFIG_P54_PCI is not set # CONFIG_P54_SPI is not set CONFIG_P54_LEDS=y CONFIG_WLAN_VENDOR_MARVELL=y CONFIG_LIBERTAS=y CONFIG_LIBERTAS_USB=y CONFIG_LIBERTAS_SDIO=y CONFIG_LIBERTAS_SPI=y # CONFIG_LIBERTAS_DEBUG is not set CONFIG_LIBERTAS_MESH=y CONFIG_LIBERTAS_THINFIRM=y # CONFIG_LIBERTAS_THINFIRM_DEBUG is not set CONFIG_LIBERTAS_THINFIRM_USB=y CONFIG_MWIFIEX=y # CONFIG_MWIFIEX_SDIO is not set # CONFIG_MWIFIEX_PCIE is not set CONFIG_MWIFIEX_USB=y # CONFIG_MWL8K is not set CONFIG_WLAN_VENDOR_MEDIATEK=y CONFIG_MT7601U=y CONFIG_MT76_CORE=y CONFIG_MT76_LEDS=y CONFIG_MT76_USB=y CONFIG_MT76x02_LIB=y CONFIG_MT76x02_USB=y CONFIG_MT76_CONNAC_LIB=y CONFIG_MT792x_LIB=y CONFIG_MT792x_USB=y CONFIG_MT76x0_COMMON=y CONFIG_MT76x0U=y # CONFIG_MT76x0E is not set CONFIG_MT76x2_COMMON=y # CONFIG_MT76x2E is not set CONFIG_MT76x2U=y # CONFIG_MT7603E is not set CONFIG_MT7615_COMMON=y # CONFIG_MT7615E is not set CONFIG_MT7663_USB_SDIO_COMMON=y CONFIG_MT7663U=y # CONFIG_MT7663S is not set # CONFIG_MT7915E is not set CONFIG_MT7921_COMMON=y # CONFIG_MT7921E is not set # CONFIG_MT7921S is not set CONFIG_MT7921U=y # CONFIG_MT7996E is not set CONFIG_MT7925_COMMON=y # CONFIG_MT7925E is not set CONFIG_MT7925U=y CONFIG_WLAN_VENDOR_MICROCHIP=y CONFIG_WILC1000=y CONFIG_WILC1000_SDIO=y # CONFIG_WILC1000_SPI is not set # CONFIG_WILC1000_HW_OOB_INTR is not set CONFIG_WLAN_VENDOR_PURELIFI=y CONFIG_PLFXLC=y CONFIG_WLAN_VENDOR_RALINK=y CONFIG_RT2X00=y # CONFIG_RT2400PCI is not set # CONFIG_RT2500PCI is not set # CONFIG_RT61PCI is not set # CONFIG_RT2800PCI is not set CONFIG_RT2500USB=y CONFIG_RT73USB=y CONFIG_RT2800USB=y CONFIG_RT2800USB_RT33XX=y CONFIG_RT2800USB_RT35XX=y CONFIG_RT2800USB_RT3573=y CONFIG_RT2800USB_RT53XX=y CONFIG_RT2800USB_RT55XX=y CONFIG_RT2800USB_UNKNOWN=y CONFIG_RT2800_LIB=y CONFIG_RT2X00_LIB_USB=y CONFIG_RT2X00_LIB=y CONFIG_RT2X00_LIB_FIRMWARE=y CONFIG_RT2X00_LIB_CRYPTO=y CONFIG_RT2X00_LIB_LEDS=y # CONFIG_RT2X00_LIB_DEBUGFS is not set # CONFIG_RT2X00_DEBUG is not set CONFIG_WLAN_VENDOR_REALTEK=y # CONFIG_RTL8180 is not set CONFIG_RTL8187=y CONFIG_RTL8187_LEDS=y CONFIG_RTL_CARDS=y CONFIG_RTL8192CE=y CONFIG_RTL8192SE=y CONFIG_RTL8192DE=y CONFIG_RTL8723AE=y CONFIG_RTL8723BE=y CONFIG_RTL8188EE=y CONFIG_RTL8192EE=y CONFIG_RTL8821AE=y CONFIG_RTL8192CU=y # CONFIG_RTL8192DU is not set CONFIG_RTLWIFI=y CONFIG_RTLWIFI_PCI=y CONFIG_RTLWIFI_USB=y # CONFIG_RTLWIFI_DEBUG is not set CONFIG_RTL8192C_COMMON=y CONFIG_RTL8192D_COMMON=y CONFIG_RTL8723_COMMON=y CONFIG_RTLBTCOEXIST=y CONFIG_RTL8XXXU=y CONFIG_RTL8XXXU_UNTESTED=y CONFIG_RTW88=y CONFIG_RTW88_CORE=y CONFIG_RTW88_USB=y CONFIG_RTW88_8822B=y CONFIG_RTW88_8822C=y CONFIG_RTW88_8723X=y CONFIG_RTW88_8723D=y CONFIG_RTW88_8821C=y # CONFIG_RTW88_8822BE is not set # CONFIG_RTW88_8822BS is not set CONFIG_RTW88_8822BU=y # CONFIG_RTW88_8822CE is not set # CONFIG_RTW88_8822CS is not set CONFIG_RTW88_8822CU=y # CONFIG_RTW88_8723DE is not set # CONFIG_RTW88_8723DS is not set # CONFIG_RTW88_8723CS is not set CONFIG_RTW88_8723DU=y # CONFIG_RTW88_8821CE is not set # CONFIG_RTW88_8821CS is not set CONFIG_RTW88_8821CU=y # CONFIG_RTW88_8821AU is not set # CONFIG_RTW88_8812AU is not set # CONFIG_RTW88_8814AE is not set # CONFIG_RTW88_8814AU is not set # CONFIG_RTW88_DEBUG is not set # CONFIG_RTW88_DEBUGFS is not set CONFIG_RTW88_LEDS=y CONFIG_RTW89=y # CONFIG_RTW89_8851BE is not set # CONFIG_RTW89_8851BU is not set # CONFIG_RTW89_8852AE is not set # CONFIG_RTW89_8852AU is not set # CONFIG_RTW89_8852BE is not set # CONFIG_RTW89_8852BU is not set # CONFIG_RTW89_8852BTE is not set # CONFIG_RTW89_8852CE is not set # CONFIG_RTW89_8852CU is not set # CONFIG_RTW89_8922AE is not set CONFIG_WLAN_VENDOR_RSI=y CONFIG_RSI_91X=y # CONFIG_RSI_DEBUGFS is not set # CONFIG_RSI_SDIO is not set CONFIG_RSI_USB=y # CONFIG_RSI_COEX is not set CONFIG_WLAN_VENDOR_SILABS=y # CONFIG_WFX is not set CONFIG_WLAN_VENDOR_ST=y # CONFIG_CW1200 is not set CONFIG_WLAN_VENDOR_TI=y # CONFIG_WL1251 is not set # CONFIG_WL12XX is not set # CONFIG_WL18XX is not set # CONFIG_WLCORE is not set CONFIG_WLAN_VENDOR_ZYDAS=y CONFIG_ZD1211RW=y # CONFIG_ZD1211RW_DEBUG is not set CONFIG_WLAN_VENDOR_QUANTENNA=y # CONFIG_QTNFMAC_PCIE is not set # CONFIG_MAC80211_HWSIM is not set # CONFIG_VIRT_WIFI is not set 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 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 # # 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 is not set # CONFIG_INPUT_JOYDEV is not set 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_CHARLIEPLEX 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_CROS_EC 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 is not set # 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_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_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 is not set # 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 is not set CONFIG_UNIX98_PTYS=y # CONFIG_LEGACY_PTYS is not set 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=y # 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 is not set # CONFIG_IPWIRELESS is not set # CONFIG_N_GSM is not set # CONFIG_NOZOMI is not set # CONFIG_NULL_TTY is not set CONFIG_HVC_DRIVER=y CONFIG_SERIAL_DEV_BUS=y # CONFIG_SERIAL_DEV_CTRL_TTYPORT is not set # CONFIG_TTY_PRINTK is not set # CONFIG_PRINTER is not set # CONFIG_PPDEV is not set CONFIG_VIRTIO_CONSOLE=y # CONFIG_IPMI_HANDLER 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 is not set # CONFIG_HANGCHECK_TIMER is not set # CONFIG_TCG_TPM 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 is not set 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 is not set # 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_AMDPSP is not set # 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_CROS_EC_TUNNEL is not set # CONFIG_I2C_VIRTIO is not set # end of I2C Hardware Bus support # CONFIG_I2C_STUB is not set # CONFIG_I2C_SLAVE 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_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_BY_PINCTRL is not set # CONFIG_GPIO_CADENCE is not set # CONFIG_GPIO_DWAPB is not set # CONFIG_GPIO_EXAR 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_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_NOVALAKE 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_CROS_EC is not set 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=y # CONFIG_W1_CON is not set # # 1-wire Bus Masters # # CONFIG_W1_MASTER_AMD_AXI is not set # CONFIG_W1_MASTER_MATROX is not set CONFIG_W1_MASTER_DS2490=y # CONFIG_W1_MASTER_DS2482 is not set # CONFIG_W1_MASTER_GPIO is not set # CONFIG_W1_MASTER_SGI is not set # CONFIG_W1_MASTER_UART is not set # end of 1-wire Bus Masters # # 1-wire Slaves # # CONFIG_W1_SLAVE_THERM is not set # CONFIG_W1_SLAVE_SMEM is not set # CONFIG_W1_SLAVE_DS2405 is not set # CONFIG_W1_SLAVE_DS2408 is not set # CONFIG_W1_SLAVE_DS2413 is not set # CONFIG_W1_SLAVE_DS2406 is not set # CONFIG_W1_SLAVE_DS2423 is not set # CONFIG_W1_SLAVE_DS2805 is not set # CONFIG_W1_SLAVE_DS2430 is not set # CONFIG_W1_SLAVE_DS2431 is not set # CONFIG_W1_SLAVE_DS2433 is not set # CONFIG_W1_SLAVE_DS2438 is not set # CONFIG_W1_SLAVE_DS250X is not set # CONFIG_W1_SLAVE_DS2780 is not set # CONFIG_W1_SLAVE_DS2781 is not set # CONFIG_W1_SLAVE_DS28E04 is not set # CONFIG_W1_SLAVE_DS28E17 is not set # end of 1-wire Slaves # 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_DS2760 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_BATTERY_MAX1721X 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_CHARGER_CROS_USBPD is not set # CONFIG_CHARGER_CROS_PCHG is not set # CONFIG_CHARGER_CROS_CONTROL 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_CROS_EC is not set # 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_MCP9982 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 # CONFIG_SENSORS_YOGAFAN 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_INTEL_TCC=y CONFIG_X86_PKG_TEMP_THERMAL=y # 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_CROS_EC_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_CROS_EC_DEV=y # 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 is not set # 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_CROS_EC 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_CROS_EC 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 is not set # 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 # # Media core support # CONFIG_VIDEO_DEV=y CONFIG_MEDIA_CONTROLLER=y CONFIG_DVB_CORE=y # end of Media core support # # Video4Linux options # CONFIG_VIDEO_V4L2_I2C=y # CONFIG_VIDEO_ADV_DEBUG is not set # CONFIG_VIDEO_FIXED_MINOR_RANGES is not set CONFIG_VIDEO_TUNER=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 # # # 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=y # # Media capture support # # CONFIG_VIDEO_SOLO6X10 is not set # CONFIG_VIDEO_TW5864 is not set # CONFIG_VIDEO_TW68 is not set # CONFIG_VIDEO_TW686X is not set # CONFIG_VIDEO_ZORAN is not set # # Media capture/analog TV support # # CONFIG_VIDEO_DT3155 is not set # CONFIG_VIDEO_IVTV is not set # CONFIG_VIDEO_HEXIUM_GEMINI is not set # CONFIG_VIDEO_HEXIUM_ORION is not set # CONFIG_VIDEO_MXB is not set # # Media capture/analog/hybrid TV support # # CONFIG_VIDEO_BT848 is not set # CONFIG_VIDEO_CX18 is not set # CONFIG_VIDEO_CX23885 is not set # CONFIG_VIDEO_CX25821 is not set # CONFIG_VIDEO_CX88 is not set CONFIG_VIDEO_SAA7134=y # CONFIG_VIDEO_SAA7134_ALSA is not set # CONFIG_VIDEO_SAA7134_RC is not set # CONFIG_VIDEO_SAA7134_DVB is not set CONFIG_VIDEO_SAA7134_GO7007=y # CONFIG_VIDEO_SAA7164 is not set # # Media digital TV PCI Adapters # CONFIG_DVB_B2C2_FLEXCOP_PCI=y # CONFIG_DVB_B2C2_FLEXCOP_PCI_DEBUG is not set # CONFIG_DVB_DDBRIDGE is not set # CONFIG_DVB_DM1105 is not set # CONFIG_MANTIS_CORE is not set # CONFIG_DVB_NETUP_UNIDVB is not set # CONFIG_DVB_NGENE is not set # CONFIG_DVB_PLUTO2 is not set # CONFIG_DVB_PT1 is not set # CONFIG_DVB_PT3 is not set # CONFIG_DVB_SMIPCIE is not set # CONFIG_DVB_BUDGET_CORE is not set # CONFIG_VIDEO_IPU3_CIO2 is not set # CONFIG_VIDEO_INTEL_IPU6 is not set # CONFIG_INTEL_VSC is not set # CONFIG_IPU_BRIDGE 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 is not set # CONFIG_DVB_TEST_DRIVERS 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_VIDEOBUF2_CORE=y CONFIG_VIDEOBUF2_V4L2=y CONFIG_VIDEOBUF2_MEMOPS=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_DRM=y # # DRM debugging options # # CONFIG_DRM_WERROR is not set # CONFIG_DRM_DEBUG_MM is not set # 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_SELECTION=y # # Supported DRM clients # # CONFIG_DRM_FBDEV_EMULATION is not set # CONFIG_DRM_CLIENT_LOG is not set # end of Supported DRM clients # CONFIG_DRM_LOAD_EDID_FIRMWARE is not set 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_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_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_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_HX83121A 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_DSI is not set # CONFIG_DRM_PANEL_ILITEK_ILI9806E_SPI 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_S6E8FC0 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 is not set # 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_SIMPLEDRM is not set # 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 is not set # CONFIG_DRM_CIRRUS_QEMU is not set 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 is not set CONFIG_DRM_VIRTIO_GPU=y CONFIG_DRM_VIRTIO_GPU_KMS=y # CONFIG_DRM_VKMS is not set # CONFIG_DRM_VMWGFX 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 is not set # CONFIG_FB_UVESA is not set # CONFIG_FB_VESA is not set # 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_RADEON is not set # CONFIG_FB_ATY128 is not set # CONFIG_FB_ATY 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_TRIDENT is not set # CONFIG_FB_PM3 is not set # CONFIG_FB_CARMINE is not set CONFIG_FB_SMSCUFX=y CONFIG_FB_UDL=y # CONFIG_FB_IBM_GXT4500 is not set # CONFIG_FB_VIRTUAL is not set # CONFIG_FB_METRONOME is not set # CONFIG_FB_MB862XX is not set # CONFIG_FB_SIMPLE 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_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_SYSMEM_HELPERS=y CONFIG_FB_SYSMEM_HELPERS_DEFERRED=y CONFIG_FB_MODE_HELPERS=y # CONFIG_FB_TILEBLITTING is not set # 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_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 is not set # end of Console display driver support # CONFIG_LOGO is not set # CONFIG_TRACE_GPU_MEM is not set # end of Graphics support # CONFIG_DRM_ACCEL is not set CONFIG_SOUND=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 is not set 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 is not set # CONFIG_SND_CTL_INPUT_VALIDATION is not set # CONFIG_SND_UTIMER is not set CONFIG_SND_VMASTER=y CONFIG_SND_DMA_SGBUF=y CONFIG_SND_SEQUENCER=y CONFIG_SND_SEQ_DUMMY=y CONFIG_SND_SEQ_HRTIMER_DEFAULT=y CONFIG_SND_SEQ_MIDI_EVENT=y CONFIG_SND_SEQ_MIDI=y # CONFIG_SND_SEQ_UMP is not set CONFIG_SND_DRIVERS=y # CONFIG_SND_PCSP is not set # CONFIG_SND_DUMMY is not set # CONFIG_SND_ALOOP is not set # CONFIG_SND_PCMTEST is not set # CONFIG_SND_VIRMIDI is not set # 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 is not set # CONFIG_SND_HDA_INPUT_BEEP is not set # CONFIG_SND_HDA_PATCH_LOADER is not set 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_CODEC_ANALOG is not set # CONFIG_SND_HDA_CODEC_SIGMATEL is not set # CONFIG_SND_HDA_CODEC_VIA is not set # CONFIG_SND_HDA_CODEC_CONEXANT is not set # CONFIG_SND_HDA_CODEC_SENARYTECH is not set # CONFIG_SND_HDA_CODEC_CA0110 is not set # CONFIG_SND_HDA_CODEC_CA0132 is not set # CONFIG_SND_HDA_CODEC_CMEDIA is not set # CONFIG_SND_HDA_CODEC_CM9825 is not set # CONFIG_SND_HDA_CODEC_SI3054 is not set # CONFIG_SND_HDA_GENERIC is not set # CONFIG_SND_HDA_CODEC_REALTEK is not set # CONFIG_SND_HDA_CODEC_CIRRUS is not set # CONFIG_SND_HDA_CODEC_HDMI 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_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_CROS_EC_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_UDA1380 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 is not set 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 is not set # # 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_HAMMER=y 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 # CONFIG_HID_HUAWEI is not set # 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 is not set 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 is not set CONFIG_USB_DWC3_DUAL_ROLE=y # # 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 is not set # 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 is not set # 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_CROS_EC_UCSI is not set 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 # # 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_CROS_EC 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_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=y # # 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 # CONFIG_RTC_DRV_CROS_EC 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 is not set # CONFIG_INTEL_IDXD is not set # CONFIG_INTEL_IDXD_COMPAT is not set # CONFIG_INTEL_IOATDMA is not set # 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 is not set # CONFIG_DMATEST is not set # # DMABUF options # CONFIG_SYNC_FILE=y # CONFIG_SW_SYNC is not set # CONFIG_UDMABUF is not set # CONFIG_DMABUF_DEBUG is not set # CONFIG_DMABUF_SELFTESTS is not set # CONFIG_DMABUF_HEAPS is not set # end of DMABUF options # CONFIG_UIO is not set # CONFIG_VFIO is not set # CONFIG_VIRT_DRIVERS is not set CONFIG_TSM=y 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_BALLOON is not set CONFIG_VIRTIO_INPUT=y # CONFIG_VIRTIO_MMIO is not set CONFIG_VIRTIO_DMA_SHARED_BUFFER=y # CONFIG_VIRTIO_DEBUG is not set # CONFIG_VIRTIO_RTC is not set # CONFIG_VDPA is not set CONFIG_VHOST_MENU=y # CONFIG_VHOST_NET is not set # CONFIG_VHOST_SCSI is not set # CONFIG_VHOST_VSOCK is not set # CONFIG_VHOST_CROSS_ENDIAN_LEGACY is not set 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 is not set # CONFIG_COMEDI_PCI_DRIVERS is not set # CONFIG_COMEDI_PCMCIA_DRIVERS 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_8255_SA is not set # CONFIG_COMEDI_KCOMEDILIB is not set # 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=y # CONFIG_CHROMEOS_ACPI is not set # CONFIG_CHROMEOS_LAPTOP is not set # CONFIG_CHROMEOS_PSTORE is not set # CONFIG_CHROMEOS_TBMC is not set # CONFIG_CHROMEOS_OF_HW_PROBER is not set CONFIG_CROS_EC=y # CONFIG_CROS_EC_I2C is not set CONFIG_CROS_EC_ISHTP=y # CONFIG_CROS_EC_SPI is not set # CONFIG_CROS_EC_UART is not set # CONFIG_CROS_EC_LPC is not set CONFIG_CROS_EC_PROTO=y # CONFIG_CROS_KBD_LED_BACKLIGHT is not set # CONFIG_CROS_EC_CHARDEV is not set # CONFIG_CROS_EC_LIGHTBAR is not set # CONFIG_CROS_EC_VBC is not set # CONFIG_CROS_EC_DEBUGFS is not set # CONFIG_CROS_EC_SENSORHUB is not set # CONFIG_CROS_EC_SYSFS is not set CONFIG_CROS_EC_TYPEC_ALTMODES=y CONFIG_CROS_EC_TYPEC=y CONFIG_CROS_HPS_I2C=y CONFIG_CROS_USBPD_NOTIFY=y # CONFIG_CHROMEOS_PRIVACY_SCREEN is not set CONFIG_CROS_TYPEC_SWITCH=y # 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_BITLAND_MIFS_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_PMF=y CONFIG_AMD_PMF_DEBUG=y # 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_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_DMAR_TABLE=y CONFIG_INTEL_IOMMU=y # CONFIG_INTEL_IOMMU_SVM is not set # CONFIG_INTEL_IOMMU_DEFAULT_ON is not set CONFIG_INTEL_IOMMU_SCALABLE_MODE_DEFAULT_ON=y CONFIG_INTEL_IOMMU_PERF_EVENTS=y # CONFIG_IOMMUFD is not set # CONFIG_IRQ_REMAP is not set # CONFIG_VIRTIO_IOMMU is not set CONFIG_GENERIC_PT=y # CONFIG_DEBUG_GENERIC_PT is not set CONFIG_IOMMU_PT=y CONFIG_IOMMU_PT_AMDV1=y CONFIG_IOMMU_PT_VTDSS=y # CONFIG_IOMMU_PT_RISCV64 is not set 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 # # 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_CROS_EC 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_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_CROS_EC_MKBP_PROXIMITY is not set # 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_VL53L1X_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 is not set # end of Android # CONFIG_LIBNVDIMM is not set # CONFIG_DAX 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 # # 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_AMDTEE=y # CONFIG_MUX_CORE is not set # CONFIG_SIOX is not set # CONFIG_SLIMBUS is not set # CONFIG_INTERCONNECT is not set # CONFIG_COUNTER 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 is not set CONFIG_FS_IOMAP=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 is not set # CONFIG_XFS_FS is not set # CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set # CONFIG_NILFS2_FS is not set # CONFIG_F2FS_FS is not set CONFIG_FS_POSIX_ACL=y CONFIG_EXPORTFS=y # CONFIG_EXPORTFS_BLOCK_OPS is not set CONFIG_FILE_LOCKING=y # CONFIG_FS_ENCRYPTION is not set # CONFIG_FS_VERITY is not set CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_FANOTIFY is not set 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 is not set # CONFIG_OVERLAY_FS is not set # # Caches # CONFIG_NETFS_SUPPORT=y # CONFIG_NETFS_STATS is not set # CONFIG_NETFS_DEBUG is not set # CONFIG_FSCACHE is not set # end of Caches # # CD-ROM/DVD Filesystems # CONFIG_ISO9660_FS=y CONFIG_JOLIET=y CONFIG_ZISOFS=y # CONFIG_UDF_FS is not set # 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 is not set # CONFIG_NTFS_FS is not set # CONFIG_NTFS3_FS is not set # 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 is not set 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 is not set 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 is not set # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_ECRYPT_FS is not set # CONFIG_HFS_FS is not set # CONFIG_HFSPLUS_FS is not set # CONFIG_BEFS_FS is not set # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set # CONFIG_CRAMFS is not set # CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set # CONFIG_MINIX_FS is not set # CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set # CONFIG_QNX6FS_FS is not set # CONFIG_ROMFS_FS is not set # CONFIG_PSTORE is not set # CONFIG_UFS_FS is not set # CONFIG_EROFS_FS 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 is not set 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_ROOT_NFS=y # CONFIG_NFS_FSCACHE is not set # CONFIG_NFS_USE_LEGACY_DNS is not set CONFIG_NFS_USE_KERNEL_DNS=y CONFIG_NFS_DISABLE_UDP_SUPPORT=y # CONFIG_NFSD is not set CONFIG_GRACE_PERIOD=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_NFS_ACL_SUPPORT=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y CONFIG_SUNRPC_GSS=y CONFIG_SUNRPC_BACKCHANNEL=y CONFIG_RPCSEC_GSS_KRB5=y CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA1=y # 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 is not set # CONFIG_CIFS is not set # CONFIG_SMB_SERVER is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set CONFIG_9P_FS=y # CONFIG_9P_FS_POSIX_ACL is not set # CONFIG_9P_FS_SECURITY is not set CONFIG_NLS=y CONFIG_NLS_DEFAULT="utf8" CONFIG_NLS_CODEPAGE_437=y # CONFIG_NLS_CODEPAGE_737 is not set # CONFIG_NLS_CODEPAGE_775 is not set # CONFIG_NLS_CODEPAGE_850 is not set # CONFIG_NLS_CODEPAGE_852 is not set # CONFIG_NLS_CODEPAGE_855 is not set # CONFIG_NLS_CODEPAGE_857 is not set # CONFIG_NLS_CODEPAGE_860 is not set # CONFIG_NLS_CODEPAGE_861 is not set # CONFIG_NLS_CODEPAGE_862 is not set # CONFIG_NLS_CODEPAGE_863 is not set # CONFIG_NLS_CODEPAGE_864 is not set # CONFIG_NLS_CODEPAGE_865 is not set # CONFIG_NLS_CODEPAGE_866 is not set # CONFIG_NLS_CODEPAGE_869 is not set # CONFIG_NLS_CODEPAGE_936 is not set # CONFIG_NLS_CODEPAGE_950 is not set # CONFIG_NLS_CODEPAGE_932 is not set # CONFIG_NLS_CODEPAGE_949 is not set # CONFIG_NLS_CODEPAGE_874 is not set # CONFIG_NLS_ISO8859_8 is not set # CONFIG_NLS_CODEPAGE_1250 is not set # CONFIG_NLS_CODEPAGE_1251 is not set CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y # CONFIG_NLS_ISO8859_2 is not set # CONFIG_NLS_ISO8859_3 is not set # CONFIG_NLS_ISO8859_4 is not set # CONFIG_NLS_ISO8859_5 is not set # CONFIG_NLS_ISO8859_6 is not set # CONFIG_NLS_ISO8859_7 is not set # CONFIG_NLS_ISO8859_9 is not set # CONFIG_NLS_ISO8859_13 is not set # CONFIG_NLS_ISO8859_14 is not set # CONFIG_NLS_ISO8859_15 is not set # CONFIG_NLS_KOI8_R is not set # CONFIG_NLS_KOI8_U is not set # CONFIG_NLS_MAC_ROMAN is not set # CONFIG_NLS_MAC_CELTIC is not set # CONFIG_NLS_MAC_CENTEURO is not set # CONFIG_NLS_MAC_CROATIAN is not set # CONFIG_NLS_MAC_CYRILLIC is not set # CONFIG_NLS_MAC_GAELIC is not set # CONFIG_NLS_MAC_GREEK is not set # CONFIG_NLS_MAC_ICELAND is not set # CONFIG_NLS_MAC_INUIT is not set # CONFIG_NLS_MAC_ROMANIAN is not set # CONFIG_NLS_MAC_TURKISH is not set CONFIG_NLS_UTF8=y # CONFIG_DLM is not set # CONFIG_UNICODE is not set CONFIG_IO_WQ=y # end of File systems # # Security options # CONFIG_KEYS=y # CONFIG_KEYS_REQUEST_CACHE is not set # CONFIG_PERSISTENT_KEYRINGS is not set # CONFIG_BIG_KEYS is not set # CONFIG_TRUSTED_KEYS is not set # CONFIG_ENCRYPTED_KEYS is not set # CONFIG_KEY_DH_OPERATIONS is not set # 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_MSEAL_SYSTEM_MAPPINGS is not set CONFIG_SECURITY=y CONFIG_HAS_SECURITY_AUDIT=y CONFIG_SECURITYFS=y CONFIG_SECURITY_NETWORK=y # CONFIG_SECURITY_INFINIBAND is not set # CONFIG_SECURITY_NETWORK_XFRM is not set # CONFIG_SECURITY_PATH is not set # CONFIG_INTEL_TXT is not set CONFIG_LSM_MMAP_MIN_ADDR=65536 # CONFIG_STATIC_USERMODEHELPER is not set CONFIG_SECURITY_SELINUX=y CONFIG_SECURITY_SELINUX_BOOTPARAM=y CONFIG_SECURITY_SELINUX_DEVELOP=y CONFIG_SECURITY_SELINUX_AVC_STATS=y CONFIG_SECURITY_SELINUX_SIDTAB_HASH_BITS=9 CONFIG_SECURITY_SELINUX_SID2STR_CACHE_SIZE=256 CONFIG_SECURITY_SELINUX_AVC_HASH_BITS=9 # CONFIG_SECURITY_SELINUX_DEBUG is not set # CONFIG_SECURITY_SMACK is not set # CONFIG_SECURITY_TOMOYO is not set # CONFIG_SECURITY_APPARMOR is not set # CONFIG_SECURITY_LOADPIN is not set # CONFIG_SECURITY_YAMA is not set # CONFIG_SECURITY_SAFESETID is not set # CONFIG_SECURITY_LOCKDOWN_LSM is not set # CONFIG_SECURITY_LANDLOCK is not set # CONFIG_SECURITY_IPE is not set CONFIG_INTEGRITY=y # CONFIG_INTEGRITY_SIGNATURE is not set CONFIG_INTEGRITY_AUDIT=y # CONFIG_IMA is not set # CONFIG_EVM is not set CONFIG_DEFAULT_SECURITY_SELINUX=y # CONFIG_DEFAULT_SECURITY_DAC is not set CONFIG_LSM="landlock,lockdown,yama,loadpin,safesetid,selinux,smack,tomoyo,apparmor,ipe,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_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_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_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 is not set # CONFIG_CRYPTO_SELFTESTS is not set # CONFIG_CRYPTO_NULL is not set # CONFIG_CRYPTO_PCRYPT is not set # CONFIG_CRYPTO_CRYPTD is not set CONFIG_CRYPTO_AUTHENC=y CONFIG_CRYPTO_KRB5ENC=y # CONFIG_CRYPTO_BENCHMARK is not set # end of Crypto core or helper # # Public-key cryptography # CONFIG_CRYPTO_RSA=y # CONFIG_CRYPTO_DH is not set CONFIG_CRYPTO_ECC=y CONFIG_CRYPTO_ECDH=y # CONFIG_CRYPTO_ECDSA is not set # CONFIG_CRYPTO_ECRDSA is not set # CONFIG_CRYPTO_MLDSA is not set # end of Public-key cryptography # # Block ciphers # CONFIG_CRYPTO_AES=y # CONFIG_CRYPTO_ARIA is not set # CONFIG_CRYPTO_BLOWFISH is not set CONFIG_CRYPTO_CAMELLIA=y # CONFIG_CRYPTO_CAST5 is not set # CONFIG_CRYPTO_CAST6 is not set # CONFIG_CRYPTO_DES is not set CONFIG_CRYPTO_FCRYPT=y # CONFIG_CRYPTO_SERPENT is not set # CONFIG_CRYPTO_SM4_GENERIC is not set # CONFIG_CRYPTO_TWOFISH is not set # end of Block ciphers # # Length-preserving ciphers and modes # # CONFIG_CRYPTO_ADIANTUM is not set # CONFIG_CRYPTO_CHACHA20 is not set CONFIG_CRYPTO_CBC=y CONFIG_CRYPTO_CTR=y CONFIG_CRYPTO_CTS=y CONFIG_CRYPTO_ECB=y # CONFIG_CRYPTO_HCTR2 is not set # CONFIG_CRYPTO_LRW is not set CONFIG_CRYPTO_PCBC=y # CONFIG_CRYPTO_XTS is not set # end of Length-preserving ciphers and modes # # AEAD (authenticated encryption with associated data) ciphers # # CONFIG_CRYPTO_AEGIS128 is not set # CONFIG_CRYPTO_CHACHA20POLY1305 is not set CONFIG_CRYPTO_CCM=y CONFIG_CRYPTO_GCM=y CONFIG_CRYPTO_GENIV=y CONFIG_CRYPTO_SEQIV=y CONFIG_CRYPTO_ECHAINIV=y # CONFIG_CRYPTO_ESSIV is not set # end of AEAD (authenticated encryption with associated data) ciphers # # Hashes, digests, and MACs # # CONFIG_CRYPTO_BLAKE2B is not set CONFIG_CRYPTO_CMAC=y CONFIG_CRYPTO_HMAC=y # CONFIG_CRYPTO_MD4 is not set # CONFIG_CRYPTO_MD5 is not set # CONFIG_CRYPTO_RMD160 is not set CONFIG_CRYPTO_SHA1=y CONFIG_CRYPTO_SHA256=y CONFIG_CRYPTO_SHA512=y CONFIG_CRYPTO_SHA3=y # CONFIG_CRYPTO_SM3 is not set # CONFIG_CRYPTO_STREEBOG is not set # CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_XCBC is not set # CONFIG_CRYPTO_XXHASH is not set # end of Hashes, digests, and MACs # # CRCs (cyclic redundancy checks) # # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CRC32 is not set # end of CRCs (cyclic redundancy checks) # # Compression # CONFIG_CRYPTO_DEFLATE=y CONFIG_CRYPTO_LZO=y # CONFIG_CRYPTO_842 is not set # CONFIG_CRYPTO_LZ4 is not set # CONFIG_CRYPTO_LZ4HC is not set # CONFIG_CRYPTO_ZSTD is not set # end of Compression # # Random number generation # CONFIG_CRYPTO_DRBG_MENU=y CONFIG_CRYPTO_DRBG_HMAC=y # CONFIG_CRYPTO_DRBG_HASH is not set # CONFIG_CRYPTO_DRBG_CTR is not set 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 # end of Random number generation # # Userspace interface # # CONFIG_CRYPTO_USER_API_HASH is not set # CONFIG_CRYPTO_USER_API_SKCIPHER is not set # CONFIG_CRYPTO_USER_API_RNG is not set # CONFIG_CRYPTO_USER_API_AEAD is not set # end of Userspace interface # # Accelerated Cryptographic Algorithms for CPU (x86) # # CONFIG_CRYPTO_AES_NI_INTEL is not set # CONFIG_CRYPTO_BLOWFISH_X86_64 is not set # CONFIG_CRYPTO_CAMELLIA_X86_64 is not set # CONFIG_CRYPTO_CAMELLIA_AESNI_AVX_X86_64 is not set # CONFIG_CRYPTO_CAMELLIA_AESNI_AVX2_X86_64 is not set # CONFIG_CRYPTO_CAST5_AVX_X86_64 is not set # CONFIG_CRYPTO_CAST6_AVX_X86_64 is not set # CONFIG_CRYPTO_SERPENT_SSE2_X86_64 is not set # CONFIG_CRYPTO_SERPENT_AVX_X86_64 is not set # CONFIG_CRYPTO_SERPENT_AVX2_X86_64 is not set # CONFIG_CRYPTO_SM4_AESNI_AVX_X86_64 is not set # CONFIG_CRYPTO_SM4_AESNI_AVX2_X86_64 is not set # CONFIG_CRYPTO_TWOFISH_X86_64 is not set # CONFIG_CRYPTO_TWOFISH_X86_64_3WAY is not set # CONFIG_CRYPTO_TWOFISH_AVX_X86_64 is not set # CONFIG_CRYPTO_ARIA_AESNI_AVX_X86_64 is not set # 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 is not set # end of Accelerated Cryptographic Algorithms for CPU (x86) CONFIG_CRYPTO_HW=y # CONFIG_CRYPTO_DEV_PADLOCK is not set # 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=y # CONFIG_CRYPTO_DEV_NITROX_CNN55XX is not set # CONFIG_CRYPTO_DEV_QAT_DH895xCC is not set # CONFIG_CRYPTO_DEV_QAT_C3XXX is not set # CONFIG_CRYPTO_DEV_QAT_C62X is not set # 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 is not set # CONFIG_CRYPTO_DEV_QAT_C3XXXVF is not set # CONFIG_CRYPTO_DEV_QAT_C62XVF is not set # CONFIG_CRYPTO_DEV_VIRTIO is not set # 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 is not set CONFIG_PKCS7_MESSAGE_PARSER=y # CONFIG_PKCS7_TEST_KEY is not set # CONFIG_SIGNED_PE_FILE_VERIFICATION is not set # CONFIG_FIPS_SIGNATURE_SELFTEST is not set # # Certificates for signature checking # CONFIG_SYSTEM_TRUSTED_KEYRING=y CONFIG_SYSTEM_TRUSTED_KEYS="" # CONFIG_SYSTEM_EXTRA_CERTIFICATE is not set # CONFIG_SECONDARY_TRUSTED_KEYRING 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_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_CRC_OPTIMIZATIONS=y 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_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_GF128HASH=y CONFIG_CRYPTO_LIB_GF128HASH_ARCH=y CONFIG_CRYPTO_LIB_MD5=y CONFIG_CRYPTO_LIB_POLY1305=y CONFIG_CRYPTO_LIB_POLY1305_ARCH=y CONFIG_CRYPTO_LIB_POLY1305_RSIZE=11 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_XXHASH=y # CONFIG_RANDOM32_SELFTEST is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y CONFIG_LZO_COMPRESS=y CONFIG_LZO_DECOMPRESS=y CONFIG_LZ4_COMPRESS=y CONFIG_LZ4_DECOMPRESS=y CONFIG_ZSTD_COMMON=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_TEXTSEARCH=y CONFIG_TEXTSEARCH_KMP=y CONFIG_TEXTSEARCH_BM=y CONFIG_TEXTSEARCH_FSM=y CONFIG_INTERVAL_TREE=y CONFIG_XARRAY_MULTI=y CONFIG_ASSOCIATIVE_ARRAY=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_API_DEBUG is not set # CONFIG_DMA_MAP_BENCHMARK is not set CONFIG_SGL_ALLOC=y CONFIG_CHECK_SIGNATURE=y 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_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_SG_POOL=y CONFIG_ARCH_HAS_PMEM_API=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_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 is not set # CONFIG_DYNAMIC_DEBUG_CORE is not set CONFIG_SYMBOLIC_ERRNAME=y CONFIG_DEBUG_BUGVERBOSE=y # CONFIG_DEBUG_BUGVERBOSE_DETAILED is not set # 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 is not set CONFIG_HAVE_ARCH_KCSAN=y CONFIG_HAVE_KCSAN_COMPILER=y CONFIG_KCSAN=y CONFIG_CC_HAS_TSAN_COMPOUND_READ_BEFORE_WRITE=y CONFIG_KCSAN_SELFTEST=y # CONFIG_KCSAN_EARLY_ENABLE is not set CONFIG_KCSAN_NUM_WATCHPOINTS=64 CONFIG_KCSAN_UDELAY_TASK=80 CONFIG_KCSAN_UDELAY_INTERRUPT=20 CONFIG_KCSAN_DELAY_RANDOMIZE=y CONFIG_KCSAN_SKIP_WATCH=4000 CONFIG_KCSAN_SKIP_WATCH_RANDOMIZE=y # CONFIG_KCSAN_INTERRUPT_WATCHER is not set CONFIG_KCSAN_REPORT_ONCE_IN_MS=3000 # CONFIG_KCSAN_REPORT_RACE_UNKNOWN_ORIGIN is not set # CONFIG_KCSAN_STRICT is not set CONFIG_KCSAN_REPORT_VALUE_CHANGE_ONLY=y # CONFIG_KCSAN_ASSUME_PLAIN_WRITES_ATOMIC is not set CONFIG_KCSAN_IGNORE_ATOMICS=y CONFIG_KCSAN_PERMISSIVE=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 is not set # CONFIG_DEBUG_PAGEALLOC is not set CONFIG_SLUB_DEBUG=y # CONFIG_SLUB_DEBUG_ON is not set # CONFIG_PAGE_OWNER is not set # CONFIG_PAGE_TABLE_CHECK is not set # CONFIG_PAGE_POISONING is not set # 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 is not set CONFIG_HAVE_DEBUG_KMEMLEAK=y # CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_PER_VMA_LOCK_STATS is not set # CONFIG_DEBUG_OBJECTS is not set # 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 is not set # CONFIG_DEBUG_VM is not set # CONFIG_DEBUG_VM_PGTABLE is not set CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y # CONFIG_DEBUG_VIRTUAL is not set CONFIG_DEBUG_MEMORY_INIT=y # CONFIG_DEBUG_PER_CPU_MAPS is not set CONFIG_ARCH_SUPPORTS_KMAP_LOCAL_FORCE_MAP=y # CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP is not set # 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 is not set CONFIG_HAVE_ARCH_KFENCE=y # CONFIG_KFENCE is not set 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_SOFTLOCKUP_DETECTOR is not set CONFIG_HAVE_HARDLOCKUP_DETECTOR_BUDDY=y # CONFIG_HARDLOCKUP_DETECTOR is not set CONFIG_HARDLOCKUP_CHECK_TIMESTAMP=y # CONFIG_DETECT_HUNG_TASK is not set # CONFIG_WQ_WATCHDOG is not set # 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 is not set # CONFIG_DEBUG_ATOMIC is not set # # Lock Debugging (spinlocks, mutexes, etc...) # CONFIG_LOCK_DEBUGGING_SUPPORT=y # CONFIG_PROVE_LOCKING is not set # CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set # CONFIG_DEBUG_WW_MUTEX_SLOWPATH is not set # CONFIG_DEBUG_RWSEMS is not set # CONFIG_DEBUG_LOCK_ALLOC is not set # CONFIG_DEBUG_ATOMIC_SLEEP is not set # 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 is not set # end of Lock Debugging (spinlocks, mutexes, etc...) CONFIG_NMI_CHECK_CPU=y # CONFIG_DEBUG_IRQFLAGS is not set CONFIG_STACKTRACE=y # CONFIG_DEBUG_KOBJECT is not set # # Debug kernel data structures # CONFIG_DEBUG_LIST=y CONFIG_DEBUG_PLIST=y # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set # CONFIG_DEBUG_MAPLE_TREE is not set # end of Debug kernel data structures # # RCU Debugging # # 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 is not set # 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_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 is not set # 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_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_WORKQUEUE is not set # CONFIG_TEST_BPF is not set # CONFIG_FIND_BIT_BENCHMARK 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_KMOD is not set # CONFIG_TEST_KALLSYMS is not set # CONFIG_TEST_MEMCAT_P is not set # CONFIG_TEST_MEMINIT 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 # # 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/torvalds/linux.git
ReproCID	0
ReproOpts
ReproSyzID	0
SyzkallerCommit	9c2d0995bb06e7518555bd3b755e327c89b59823

DenialOfService	❌
Exploitable	❌
FilesystemTrigger	❌
NetworkTrigger	❌
PeripheralTrigger	❌
RemoteTrigger	❌
Unprivileged	✅
UserNamespace	✅
VMGuestTrigger	❌
VMHostTrigger	❌
Explanation	Based on the analysis of the provided KCSAN (Kernel Concurrency Sanitizer) report and the kernel source code, here is the assessment of the bug: ### Root Cause Analysis The report highlights a data race on the `jobctl` field of `struct task_struct`. - The Writer: In `kernel/signal.c:656` within `dequeue_signal()`, the kernel updates the `jobctl` field by setting the `JOBCTL_STOP_DEQUEUED` bit (`current->jobctl \|= JOBCTL_STOP_DEQUEUED;`). This is done while holding the `siglock`. - The Reader: In `kernel/ptrace.c:189` within `ptrace_freeze_traced()`, the kernel locklessly reads the `jobctl` field to check if the `JOBCTL_LISTENING` bit is set (`if (task->jobctl & JOBCTL_LISTENING)`). ### Security Impact Not Exploitable / No Denial of Service: This is a classic benign data race. The reader and writer are operating on entirely different bits of the `jobctl` bitmask (`JOBCTL_STOP_DEQUEUED` is bit 16, while `JOBCTL_LISTENING` is bit 22). Because `jobctl` is an aligned `unsigned long`, the read and write operations are performed atomically at the hardware level on all supported architectures (like x86_64). Even though the C code lacks `READ_ONCE()` and `WRITE_ONCE()` annotations (which is why KCSAN correctly flagged it as a formal data race in the C memory model), the compiler will emit standard load and store instructions that will not result in a torn read or corrupted state in practice. Furthermore, the lockless check in `ptrace_freeze_traced()` is just an early exit optimization. If it reads an old or new value of the unrelated `JOBCTL_STOP_DEQUEUED` bit, it does not affect the logic. There is no risk of memory corruption, out-of-bounds access, or kernel crashes. In production builds, KCSAN is disabled, so this will not even cause a warning to be printed or the system to panic. ### Reachability Accessible From Unprivileged Processes / User Namespaces: The race can be easily triggered by any unprivileged user process. An attacker simply needs to use the `ptrace()` system call to attach to one of their own processes and send signals to it to trigger the concurrent execution of `dequeue_signal()` and `ptrace_check_attach()`. However, as established, triggering this race has no adverse effects.