linux-kernel - Re: Linux 3.18.55

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Message-ID: <20170525185043.GB17345@kroah.com>
Date:   Thu, 25 May 2017 20:50:43 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Philip Müller <philm@...jaro.org>
Cc:     "Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>
Subject: Re: Linux 3.18.55

On Thu, May 25, 2017 at 08:32:19PM +0200, Philip Müller wrote:
> Hi there,
> 
> adding following patch[1] will result in following error on 32bit host:
> 
>   CC [M]  arch/x86/crypto/twofish_glue.o
>   AS [M]  arch/x86/crypto/salsa20-i586-asm_32.o
>   CC      fs/open.o
> kernel/fork.c: In function ‘dup_task_struct’:
> kernel/fork.c:341:22: error: implicit declaration of function
> ‘get_random_long’ [-Werror=implicit-function-declaration]
>   tsk->stack_canary = get_random_long();
>                       ^~~~~~~~~~~~~~~
>   CC      fs/read_write.o
> ...
>   LD      security/integrity/built-in.o
> cc1: some warnings being treated as errors
> make[1]: *** [scripts/Makefile.build:257: kernel/fork.o] Error 1
> make[1]: *** Waiting for unfinished jobs....
>   CC      security/keys/gc.o
>   CC      ipc/ipcns_notifier.o
> 
> [1]
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-3.18/stackprotector-increase-the-per-task-stack-canary-s-random-range-from-32-bits-to-64-bits-on-64-bit-platforms.patch

Didn't I drop this patch from the queue?  Oh crap, I only dropped it
from 4.4, sorry about that, I'll go revert it for the next release, my
fault.

greg k-h