seccomp: add arch_prctl() to the syscall whitelist
It appears that even a very simple /etc/qemu-ifup configuration can require the arch_prctl() syscall, see the example below: #!/bin/sh /sbin/ifconfig $1 0.0.0.0 up /usr/sbin/brctl addif <switch> $1 Signed-off-by: NPaul Moore <pmoore@redhat.com> Reviewed-by: NEduardo Otubo <otubo@linux.vnet.ibm.com> Message-id: 20130718135703.8247.19213.stgit@localhost Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>
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