On Mon, May 23, 2016 at 4:05 PM, Andrei Vagin <[email protected]> wrote: > Hi, > > We use breakpoints on CRIU to stop a processes before calling > rt_sigreturn and we found that sometimes a process runs through a > break-point without stopping on it. > > https://github.com/xemul/criu/issues/162 > > > A small reproducer is attached. It forks a child, stops it, sets a > breakpoint, executes a child, waits when it stops on the breakpoint. I > execute it a few times concurrently and wait a few minutes. > > https://asciinema.org/a/006l3u5v82ubbkfy9fto07agd
I reproduced this issue on 4.4.9-300.fc23.x86_64 > > I know that it can be reproduced on: > AMD A10 Micro-6700T > Intel(R) Core(TM) i5-5200U CPU @ 2.20GHz > Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz > > so It doesn't look like a bug in a processor. > > Thanks, > Andrew
