lkml.org 
[lkml]   [2021]   [Jan]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: upstream build error (11)
On Sat, 9 Jan 2021 21:41:23 +0100 Dmitry Vyukov <dvyukov@google.com> wrote:

> On Wed, Oct 28, 2020 at 9:31 AM syzbot
> <syzbot+5b0d0de84d6c65b8dd2b@syzkaller.appspotmail.com> wrote:
> >
> > Hello,
> >
> > syzbot found the following issue on:
> >
> > HEAD commit: 4d09c1d9 Merge tag 'devicetree-fixes-for-5.10-1' of git://..
> > git tree: upstream
> > console output: https://syzkaller.appspot.com/x/log.txt?x=1615899c500000
> > kernel config: https://syzkaller.appspot.com/x/.config?x=a5c844e56cc50cdb
> > dashboard link: https://syzkaller.appspot.com/bug?extid=5b0d0de84d6c65b8dd2b
> > compiler: gcc (GCC) 10.1.0-syz 20200507
> >
> > IMPORTANT: if you fix the issue, please add the following tag to the commit:
> > Reported-by: syzbot+5b0d0de84d6c65b8dd2b@syzkaller.appspotmail.com
> >
> > mm/process_vm_access.c:277:5: error: implicit declaration of function 'in_compat_syscall'; did you mean 'in_ia32_syscall'? [-Werror=implicit-function-declaration]
>
> Other build failures are piling behind this.
>
> #syz fix: mm/process_vm_access: Add missing #include <linux/compat.h>

For some reason I cant reproduce this with that .config, but presumably
this is the fix?


From: Andrew Morton <akpm@linux-foundation.org>
Subject: mm/process_vm_access.c: include compat.h

mm/process_vm_access.c:277:5: error: implicit declaration of function 'in_compat_syscall'; did you mean 'in_ia32_syscall'? [-Werror=implicit-function-declaration]

Fixes: 38dc5079da7081e "Fix compat regression in process_vm_rw()"
Reported-by: syzbot+5b0d0de84d6c65b8dd2b@syzkaller.appspotmail.com
Cc: Kyle Huey <me@kylehuey.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

mm/process_vm_access.c | 1 +
1 file changed, 1 insertion(+)

--- a/mm/process_vm_access.c~a
+++ a/mm/process_vm_access.c
@@ -9,6 +9,7 @@
#include <linux/mm.h>
#include <linux/uio.h>
#include <linux/sched.h>
+#include <linux/compat.h>
#include <linux/sched/mm.h>
#include <linux/highmem.h>
#include <linux/ptrace.h>
_
\
 
 \ /
  Last update: 2021-01-09 23:35    [W:0.055 / U:0.440 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site