[compiler-rt] [scudo] Handle failed mmap for allocation ring buffer (PR #71817)

[Florian Mayer via llvm-commits]

fmayer wrote:

> Also `unmapRingBuffer()` and `getRingBufferErrorInfo()` (latter is unrelated but could be more defensive)?
> 
> Otherwise LGMT

I don't understand, both of those have null checks.

https://github.com/llvm/llvm-project/pull/71817