Top "Panic" questions

A condition of the the operating system when its state is so broken that imminent shutdown is preferred.

linux: running self compiled kernel in qemu: VFS: Unable to mount root fs on unknown wn-block(0,0)

I try to get this running and don't know what I'm doing wrong. I have created an Debian.img (disk …

linux kernel qemu vfs panic
Capturing panic() in golang

We have a large-ish golang application that uses the logger (actually, a custom logger), to write output to a log …

logging go panic
What does "not syncing" mean in kernel panic?

What is meant by "not syncing" in a kernel panic message? I have read that it means that the kernel …

linux kernel panic
Safe close connection in Golang

When I open a socket connection, I immediately put the socket.Close() logic in a defer function after the opening …

go recover panic
What is the meaning of question marks '?' in Linux kernel panic call traces?

The Call Trace contains entries like that: [<deadbeef>] FunctionName+0xAB/0xCD [module_name] [<f00fface>] ? AnotherFunctionName+0…

linux linux-kernel kernel backtrace panic
Handling panics in go routines

I understand that to handle panic recover is used. But the following block fails to recover when panic arises in …

go recovery panic
runtime: goroutine stack exceeds 1000000000-byte limit, fatal error: stack overflow on printing a nested struct

I have a nested struct. type ConfigOne struct { // Daemon section from config file. Daemon daemon } type daemon struct { Loglevel int …

go struct stack stack-overflow panic
Golang panic crash prevention

In Golang a panic without a recover will crash the process, so I end up putting the following code snippet …

go crash recover panic
does kernel's panic() function completely freezes every other process?

I would like to be confirmed that kernel's panic() function and the others like kernel_halt() and machine_halt(), once …

linux kernel panic