Web28 Sep 2024 · softlockup_all_cpu_backtrace ===== This value controls the soft lockup detector thread's behavior when a soft lockup condition is detected as to whether or not … Web10 Apr 2024 · to [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], …
Cause and possible remedies for kernel: BUG: soft lockup - CPU#Y …
Web20 Aug 2014 · The logic to do this on arm is defined in, smp_send_all_cpu_backtrace () -> file - kernel/arch/arm/kernel/smp.c This sends IPI to all the cpu's to dump the stack. If you want to use it in your code, use the platform independent wrapper arch_trigger_all_cpu_backtrace () by including asm/irq.h WebEnabling softlockup_all_cpu_backtrace will probably not help much as we will end up waiting for csd_lock again :( Is the machine still accesible when this happens? If yes, we might enable a few trace points and functions and read out the trace buffer. If not, we could just panic the machine and dump the trace buffer over serial. cut slash and pull
frequent lockups in 3.18rc4
WebThis option is useful for developers to identify the root cause of an AML interpreter issue when the issue has something to do with the repair mechanism. acpi.debug_layer= [HW,ACPI,ACPI_DEBUG] acpi.debug_level= [HW,ACPI,ACPI_DEBUG] Format: CONFIG_ACPI_DEBUG must be enabled to produce any ACPI debug output. WebThe softlockup kernel thread on the CPU is not running. If the difference between the global time file and the current time exceeds the threshold, this situation is detected during tick interruption. Next, run a small program that calls settimefoday. After 60 s, the following warning occurs: Try it on arm in the same way Websoftlockup_all_cpu_backtrace ¶ This value controls the soft lockup detector thread’s behavior when a soft lockup condition is detected as to whether or not to gather further … cut sirloin against the grain