From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg Kroah-Hartman , alan@lxorguk.ukuu.org.uk, Oleg Nesterov , Tejun Heo , "Rafael J. Wysocki" Subject: [ 41/54] freezer: exec should clear PF_NOFREEZE along with PF_KTHREAD Date: Mon, 29 Oct 2012 14:40:42 -0700 Message-Id: <20121029213807.322515012@linuxfoundation.org> In-Reply-To: <20121029213802.697479610@linuxfoundation.org> References: <20121029213802.697479610@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Oleg Nesterov commit b40a79591ca918e7b91b0d9b6abd5d00f2e88c19 upstream. flush_old_exec() clears PF_KTHREAD but forgets about PF_NOFREEZE. Signed-off-by: Oleg Nesterov Acked-by: Tejun Heo Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- fs/exec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/fs/exec.c +++ b/fs/exec.c @@ -1114,7 +1114,8 @@ int flush_old_exec(struct linux_binprm * bprm->mm = NULL; /* We're using it now */ set_fs(USER_DS); - current->flags &= ~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD); + current->flags &= + ~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD | PF_NOFREEZE); flush_thread(); current->personality &= ~bprm->per_clear;