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##Please note the headings of this article are linked elsewhere on the Ubuntu wiki (ex. https://wiki.ubuntu.com/DebuggingProcedures)

== Introduction ==

To determine which guides are relevant to your problem see the [[Kernel/Debugging/Symptom|symptom]] based debugging guide.

== Kernel Debugging Scenarios ==

 * [[Kernel/Debugging/Backlight|Backlight]] -- How to debug issues related to backlight brightness control
 * [[DebuggingKernelHibernate|Hibernate/Resume]] -- Help debugging kernel hibernate/resume problems
 * [[Kernel/Debugging/HighTemperatures|High Temperatures]] -- How to debug thermal issues and/or fan related problems
 * [[Hotkeys/Troubleshooting|Hotkeys]] -- How to debug non-working hotkeys
 * [[DebuggingKernelBoot|Kernel Boot]] -- debugging Kernel boot issues
 * [[DebuggingKernelOops|Kernel Oops]] -- Analyzing Kernel Oopses
 * [[DebuggingKernelSuspend|Suspend/Resume]] -- Help debugging kernel suspend/resume problems
 * [[Kernel/DebuggingSchedulingWhileAtomic|Trace scheduling while atomic]] -- How to gather a trace to help debug "scheduling while atomic" bugs
 * [[Kernel/DebuggingUpdateErrors|Update Errors]] -- Debugging common errors seen when updating/upgrading
 * [[Kernel/LinuxWireless|WiFi]] -- Help debugging WiFi issues

== Kernel Debugging Guides ==

 * [[DebuggingACPI|ACPI]] -- debugging ACPI (Advanced Configuration and Power Interface)
 * [[BIOSandUbuntu|BIOS]] -- Debugging BIOS issues on Ubuntu (DSDT, Reboot, Suspend/Resume)
 * [[DebuggingIRQProblems|IRQ]] -- debugging interrupt related issues
 * [[DebuggingSoundProblems|Sound]] -- Basic troubleshooting tips for debugging sound problems
 * [[https://help.ubuntu.com/community/DebuggingSystemCrash|System Crash]] -- Tips for gather information regarding system crashes and lockups

== Kernel Debugging Tools/Information ==

 * [[Kernel/Firmware|Firmware]] -- All about firmware and how to debug firmware loading issues
 * [[Kernel/KernelDebuggingTricks|Kernel Debugging Tricks]] -- Some kernel debugging tricks and tips
 * [[Kernel/CrashdumpRecipe|linux-crashdump]] -- How to use linux-crashdump to capture a kernel oops/panic
 * [[Kernel/MainlineBuilds|Mainline Kernel Builds]] -- How to use mainline kernels for debugging
 * [[Kernel/Netconsole|Netconsole]] -- Configuring console over network using netconsole
 * [[Kernel/Systemtap|Systemtap]] -- Introduction to Systemtap for reboot free, dynamic instrumentation
 * [[Testing/KernelPPA|Ubuntu Kernel Team PPA]] -- Instructions on how to use the Ubuntu Kernel Team's PPA, as well as using a specific kernel developer's PPA
 * [[http://kernel.ubuntu.com/~kernel-ppa/info/kernel-version-map.html|Ubuntu to mainline kernel mapping]] -- A table of Ubuntu releases and which mainline version they are based on, including the current release pocket assignments
 * [[Kernel/Debugging/USB|USB]] -- How to debug USB problems
 * [[Kernel/Debugging/USBearlyprintk|View early printk via USB]] -- How to view early printk messages using USB debug
 * [[Kernel/DebuggingVoodoo|Voodoo]] -- Q&A for strange symptoms and how to debug
 * [[DebuggingKernelWithQEMU|Kernel Debugging with QEMU/KVM]] -- How to debug a kernel running inside a QEMU/KVM instance

== Links ==

 * [[https://kernelnewbies.org/KernelDebug|Kernel Newbies Debug]] -- Debugging the Linux Kernel