From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60784) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V9GHH-0005w7-Df for qemu-devel@nongnu.org; Tue, 13 Aug 2013 11:13:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V9GH6-0004BS-K8 for qemu-devel@nongnu.org; Tue, 13 Aug 2013 11:12:55 -0400 Sender: fluxion From: Michael Roth Date: Tue, 13 Aug 2013 10:11:10 -0500 Message-Id: <1376406680-16302-47-git-send-email-mdroth@linux.vnet.ibm.com> In-Reply-To: <1376406680-16302-1-git-send-email-mdroth@linux.vnet.ibm.com> References: <1376406680-16302-1-git-send-email-mdroth@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 46/56] seccomp: add arch_prctl() to the syscall whitelist List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aliguori@us.ibm.com, qemu-stable@nongnu.org From: Paul Moore 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 $1 Signed-off-by: Paul Moore Reviewed-by: Eduardo Otubo Message-id: 20130718135703.8247.19213.stgit@localhost Signed-off-by: Anthony Liguori (cherry picked from commit d2509b667caf482b6f827ff2645cbeb9b39ce29e) Signed-off-by: Michael Roth --- qemu-seccomp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/qemu-seccomp.c b/qemu-seccomp.c index ca123bf..a7fb139 100644 --- a/qemu-seccomp.c +++ b/qemu-seccomp.c @@ -232,7 +232,8 @@ static const struct QemuSeccompSyscall seccomp_whitelist[] = { { SCMP_SYS(prlimit64), 241 }, { SCMP_SYS(waitid), 241 }, { SCMP_SYS(io_setup), 241 }, - { SCMP_SYS(io_destroy), 241 } + { SCMP_SYS(io_destroy), 241 }, + { SCMP_SYS(arch_prctl), 240 } }; int seccomp_start(void) -- 1.7.9.5