Config_sched_stack_end_check

Author: qtyh

August undefined, 2024

Web5 Answers. You can tune "slice" by adjusting sched_latency_ns and sched_min_granularity_ns, but note that "slice" is not a fixed quantum. Also note that CFS preemption decisions are based upon instantaneous state. A task may have received a full (variable) "slice" of CPU time, but preemption will be triggered only if a more deserving … WebApr 28, 2024 · SCHED_STACK_END_CHECK 这个选项是为了检查在调用 schedule () 时的栈溢出情况。如果栈结束的位置发现被覆盖，那么这些被覆盖区域的内容是不可信的。这是为了确保不会发生错误行为，被覆盖区 …

[Bug 213837] "Kernel panic - not syncing: corrupted stack end …

Web+#ifdef CONFIG_SCHED_STACK_END_CHECK + if (unlikely(task_stack_end_corrupted(prev))) + BUG(); +#endif /* * Test if we are atomic. … Web@@ -865,6 +865,19 @@ config SCHED_STACK_END_CHECK data corruption or a sporadic crash at a later stage once the region is examined. The runtime overhead introduced is minimal. +config DEBUG_TIMEKEEPING + bool "Enable extra timekeeping sanity checking" + help + This option will enable additional timekeeping sanity checks cute nicknames for christine

Linux-Kernel Archive: [tip:timers/core] timekeeping: Add …

WebJun 17, 2015 · The only way to get past this issue is to use make V=s -j1 and go through the menu interactions. I hate to have to rely on one processor to compile an entire buildroot. … WebRe: [PATCH v3 3/3] sched: BUG when stack end location is over written From: Michael Ellerman Date: Sun Sep 14 2014 - 22:40:00 EST Next message: Michael Ellerman: "Re: [PATCH v2 1/3] PCI/MSI/PPC: Remove arch_msi_check_device()" Previous message: Dave Young: "Re: [PATCH RFC] x86 early_ioremap: increase FIX_BTMAPS_SLOTS to … WebJun 10, 2024 · CONFIG_VMAP_STACK=y Perform extensive checks on reference counting: CONFIG_REFCOUNT_FULL=y Reboot devices immediately if kernel experiences an Oops: CONFIG_PANIC_ON_OOPS=y CONFIG_PANIC_TIMEOUT=-1 Disallow allocating the first 32k of memory (cannot be 64k due to ARM loader): … cheap birthday delivery gifts

[PATCH 3/3] sched: BUG when stack end location is over …

hardened-kernel - Kicksecure

Webkernel-5.14.0-8.el9 Build Info CentOS Stream BuildSys ... Changelog WebJun 29, 2024 · Kconfig is a tool For Checking The Hardening Options In The Linux Kernel Config. There are plenty of Linux kernel hardening config options. A lot of them are not … cute nicknames for bunniesWebCONFIG_SCHED_STACK_END_CHECK - Kernel-Config - BoxMatrix. If you like BoxMatrix then please contribute Supportdata, Supportdata2, Firmware and/or Hardware ( get in … cute nicknames for big brothers

"WebThe test_380_config_sched_stack_end_check test from q-r-t will fail on all the KVM kernels. Copied from the config help text: This option checks for a stack overrun on calls to schedule(). If the stack end location is found to be over written always panic as the content of the corrupted region can no longer be trusted. " - Config_sched_stack_end_check

Config_sched_stack_end_check

Linux stable config hardening options · GitHub

WebNov 13, 2024 · The CONFIG_SCHED_STACK_END_CHECK option was added here to check in schedule () if a stack has been overrun. If it is, BUG () is invoked results in … WebSep 14, 2024 · SCHED_STACK_END_CHECK assumes stack grows in one direction. ia64 is a rare case where it is not. As a result kernel fails at startup as: Kernel panic - not syncing: corrupted stack end detected inside scheduler ... config SCHED_STACK_END_CHECK bool "Detect stack corruption on calls to schedule()" - depends on DEBUG_KERNEL + …

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Web@@ -824,6 +824,18 @@ config SCHEDSTATS application, you can say N to avoid the very slight overhead this adds. +config SCHED_STACK_END_CHECK + bool "Detect stack corruption on calls to schedule()" + depends on DEBUG_KERNEL + default y + help + This option checks for a stack overrun on calls to schedule(). + If the stack end … WebDec 8, 2015 · It's CONFIG_SCHED_MC. The help text says: Multi-core scheduler support improves the CPU scheduler's decision making when dealing with multi-core CPU chips …

WebThanks. Currently in the event of a stack overrun a call to schedule() does not check for this type of corruption. This corruption is often silent and can go unnoticed. However once the corrupted region is examined at a later stage, the outcome is undefined and often results in a sporadic page fault which cannot be handled. Web+config SCHED_STACK_END_CHECK + bool "Detect stack corruption on calls to schedule()" + depends on DEBUG_KERNEL + default y + help + This option checks for a stack overrun on calls to schedule(). + If the stack end location is found to be over written always panic as + the content of the corrupted region can no longer be trusted. + This is …

Web-config SCHED_STACK_END_CHECK - bool "Detect stack corruption on calls to schedule()" - depends on DEBUG_KERNEL - default n - help - This option checks for a … WebSep 23, 2010 · The /u and /p must have admin rights on /s to even schedule a task, otherwise it will fail. If you specify /s without /u and /p , the it will use your current …

Webconfigname: CONFIG_SCHED_STACK_END_CHECK. Linux Kernel Configuration. └─> Kernel hacking. └─> Detect stack corruption on calls to schedule () This option checks …

WebBoth configs try to have as many hardening options enabled as possible and have little attack surface. hardened-vm-kernel only has support for VMs and all other hardware options are disabled to reduce attack surface and compile time. cheap birthday delivery gifts ukWeb+config SCHED_STACK_END_CHECK + bool "Detect stack corruption on calls to schedule()" + depends on DEBUG_KERNEL + default y + help + This option checks for a stack overrun on calls to schedule(). + If the stack end location is found to be over written always panic as + the content of the corrupted region can no longer be trusted. + This is … cute nicknames for crystalWebFeb 13, 2024 · The advanced setting ScratchConfig.ConfiguredScratchLocation for persistent scratch location is reverted to the default value after ESXi 6.x host reboot. cheap birthday cakes for kidsWebApr 4, 2024 · The configuration files record settings for all global and interface-specific settings that define the operation of the stack and individual members. Once a save … cute nicknames for chrisWebCONFIG_SCHED_STACK_END_CHECK=y: CONFIG_PANIC_ON_OOPS=y: CONFIG_PANIC_TIMEOUT=-1: CONFIG_SOFTLOCKUP_DETECTOR=y: ... CONFIG_WQ_WATCHDOG=y # CONFIG_SCHED_DEBUG is not set: CONFIG_DEBUG_LIST=y: CONFIG_FUNCTION_TRACER=y: … cute nicknames for catherineWebSep 14, 2024 · SCHED_STACK_END_CHECK assumes stack grows in one direction. ia64 is a rare case where it is not. As a result kernel fails at startup as: Kernel panic - not … cute nicknames for elliotWebDec 6, 2013 · 1. There are userspace programs like captest or setcap that deal with capabilities. And the capget and capset system calls (see man 2 capget ). Regarding … cute nicknames for gabby