[CRIU] [PATCH] cgroups: allow to execute fini_cgroups a few times

[Pavel Emelyanov]

On 09/04/2014 04:21 PM, Andrey Vagin wrote:
> It is called from prepare_cgroup_sfd() and cr_restore_tasks().
> 
> + criu restore --file-locks --tcp-established --evasive-devices --link-remap --root /var/lib/vz/root/101 --restore-detached --action-script /usr/local/libexec/vzctl/scripts/vps-rst-env -D /vz/dump/Dump.101 -o restore.log -vvvv --pidfile /var/lib/vzctl/vepid/101
> *** Error in `criu': double free or corruption (fasttop): 0x00000000006bcd40 ***
> 
> Program terminated with signal 6, Aborted.
> Missing separate debuginfos, use: debuginfo-install glibc-2.17-20.fc19.x86_64 libgcc-4.8.3-1.fc19.x86_64 protobuf-c-0.15-7.fc19.x86_64
> (gdb) bt
>  #0  0x00007ffff72179e9 in raise () from /lib64/libc.so.6
>  #1  0x00007ffff72190f8 in abort () from /lib64/libc.so.6
>  #2  0x00007ffff7257d17 in __libc_message () from /lib64/libc.so.6
>  #3  0x00007ffff725f0b8 in _int_free () from /lib64/libc.so.6
>  #4  0x0000000000426971 in cr_restore_tasks () at cr-restore.c:1833
>  #5  0x0000000000418426 in main (argc=<optimized out>, argv=0x7fffffffeb38, envp=<optimized out>) at crtools.c:479
> 
> Signed-off-by: Andrey Vagin <avagin at openvz.org>

Applied, thanks