[BUG] btrfs potential failure on 32 core LTP test (fallocate05)

[Krzysztof Kozlowski]

On 29/06/2021 20:06, Krzysztof Kozlowski wrote:
> Minor update - it's not only Azure's. AWS m5.8xlarge and m5.16xlarge (32
> and 64 cores) fail similarly. I'll try later also QEMU machines with
> different amount of CPUs.
> 

Test on QEMU machine with 31 CPUs passes. With 32 CPUs - failure as
reported.

dmesg is empty - no error around this.

Maybe something with per-cpu variables?

Best regards,
Krzysztof