ubuntu-trusty master-next currently FTBFS on arm64

[Joseph Salisbury]

On 07/29/2014 05:59 PM, Dann Frazier wrote:
> I'm seeing a build failure on ubuntu-trusty master-next on arm64 that
> I've bisected to this change:
>
> commit c3208d7fd18ad731a32de34b4423291ff395ad66
> Author: Matthew Dempsky <mdempsky at chromium.org>
> Date:   Fri Jun 6 14:36:42 2014 -0700
>
>     ptrace: fix fork event messages across pid namespaces
>
> I'm not sure if this impacts upstream 3.13.11.z or not - is there a
> git tree I could use to verify?
>
> $ make ARCH=arm64 CROSS_COMPILE= KERNELVERSION=3.13.0-34-generic
> CONFIG_DEBUG_SECTION_MISMATCH=y KBUILD_BUILD_VERSION="59"
> LOCALVERSION= localver-extra= CFLAGS_MODULE="-DPKG_ABI=34"
> O=/home/dannf/ubuntu-trusty/debian/build/build-generic -j8 Image
> modules apm-mustang.dtb foundation-v8.dtb rtsm_ve-aemv8a.dtb
>   CHK     include/config/kernel.release
>   GEN     /home/dannf/ubuntu-trusty/debian/build/build-generic/Makefile
>   CHK     include/generated/uapi/linux/version.h
>   Using /home/dannf/ubuntu-trusty as source for kernel
>   CHK     include/generated/utsrelease.h
> make[2]: 'arch/arm64/boot/dts/apm-mustang.dtb' is up to date.
> make[2]: 'arch/arm64/boot/dts/foundation-v8.dtb' is up to date.
> make[2]: 'arch/arm64/boot/dts/rtsm_ve-aemv8a.dtb' is up to date.
>   CALL    /home/dannf/ubuntu-trusty/scripts/checksyscalls.sh
>   CC      init/main.o
>   CC      arch/arm64/xen/../../arm/xen/enlighten.o
>   CC      arch/arm64/mm/dma-mapping.o
>   CC      arch/arm64/kernel/pcibios.o
>   CC      arch/arm64/kvm/../../../arch/arm/kvm/arm.o
>   CC      mm/filemap.o
>   CC      fs/read_write.o
>   CC      kernel/fork.o
> In file included from /home/dannf/ubuntu-trusty/include/linux/mm.h:22:0,
>                  from /home/dannf/ubuntu-trusty/include/linux/pid_namespace.h:6,
>                  from /home/dannf/ubuntu-trusty/include/linux/ptrace.h:8,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/compat.h:26,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/stat.h:23,
>                  from /home/dannf/ubuntu-trusty/include/linux/stat.h:5,
>                  from /home/dannf/ubuntu-trusty/include/linux/sysfs.h:20,
>                  from /home/dannf/ubuntu-trusty/include/linux/kobject.h:21,
>                  from /home/dannf/ubuntu-trusty/include/linux/slub_def.h:9,
>                  from /home/dannf/ubuntu-trusty/include/linux/slab.h:358,
>                  from /home/dannf/ubuntu-trusty/arch/arm64/mm/dma-mapping.c:22:
> /home/dannf/ubuntu-trusty/include/linux/fs.h:1582:64: warning: ‘struct
> kstat’ declared inside parameter list [enabled by default]
>   int (*getattr) (struct vfsmount *mnt, struct dentry *, struct kstat *);
>                                                                 ^
> /home/dannf/ubuntu-trusty/include/linux/fs.h:1582:64: warning: its
> scope is only this definition or declaration, which is probably not
> what you want [enabled by default]
> In file included from /home/dannf/ubuntu-trusty/include/linux/mm.h:22:0,
>                  from /home/dannf/ubuntu-trusty/include/linux/pid_namespace.h:6,
>                  from /home/dannf/ubuntu-trusty/include/linux/ptrace.h:8,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/compat.h:26,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/stat.h:23,
>                  from /home/dannf/ubuntu-trusty/include/linux/stat.h:5,
>                  from /home/dannf/ubuntu-trusty/include/linux/sysfs.h:20,
>                  from /home/dannf/ubuntu-trusty/include/linux/kobject.h:21,
>                  from /home/dannf/ubuntu-trusty/include/linux/slub_def.h:9,
>                  from /home/dannf/ubuntu-trusty/include/linux/slab.h:358,
>                  from /home/dannf/ubuntu-trusty/arch/arm64/mm/dma-mapping.c:22:
> /home/dannf/ubuntu-trusty/include/linux/fs.h: In function ‘__mandatory_lock’:
> /home/dannf/ubuntu-trusty/include/linux/fs.h:1942:25: error: ‘S_ISGID’
> undeclared (first use in this function)
>   return (ino->i_mode & (S_ISGID | S_IXGRP)) == S_ISGID;
>                          ^
> /home/dannf/ubuntu-trusty/include/linux/fs.h:1942:25: note: each
> undeclared identifier is reported only once for each function it
> appears in
> /home/dannf/ubuntu-trusty/include/linux/fs.h:1942:35: error: ‘S_IXGRP’
> undeclared (first use in this function)
>   return (ino->i_mode & (S_ISGID | S_IXGRP)) == S_ISGID;
>                                    ^
> In file included from /home/dannf/ubuntu-trusty/include/linux/mm.h:22:0,
>                  from /home/dannf/ubuntu-trusty/include/linux/pid_namespace.h:6,
>                  from /home/dannf/ubuntu-trusty/include/linux/ptrace.h:8,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/compat.h:26,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/stat.h:23,
>                  from /home/dannf/ubuntu-trusty/include/linux/stat.h:5,
>                  from /home/dannf/ubuntu-trusty/include/linux/sysfs.h:20,
>                  from /home/dannf/ubuntu-trusty/include/linux/kobject.h:21,
>                  from /home/dannf/ubuntu-trusty/include/linux/slub_def.h:9,
>                  from /home/dannf/ubuntu-trusty/include/linux/slab.h:358,
>                  from /home/dannf/ubuntu-trusty/arch/arm64/mm/dma-mapping.c:22:
> /home/dannf/ubuntu-trusty/include/linux/fs.h: In function
> ‘invalidate_remote_inode’:
> /home/dannf/ubuntu-trusty/include/linux/fs.h:2264:2: error: implicit
> declaration of function ‘S_ISREG’
> [-Werror=implicit-function-declaration]
>   if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
>   ^
> /home/dannf/ubuntu-trusty/include/linux/fs.h:2264:2: error: implicit
> declaration of function ‘S_ISDIR’
> [-Werror=implicit-function-declaration]
> /home/dannf/ubuntu-trusty/include/linux/fs.h:2265:6: error: implicit
> declaration of function ‘S_ISLNK’
> [-Werror=implicit-function-declaration]
>       S_ISLNK(inode->i_mode))
>       ^
> /home/dannf/ubuntu-trusty/include/linux/fs.h: In function ‘execute_ok’:
> /home/dannf/ubuntu-trusty/include/linux/fs.h:2301:26: error: ‘S_IXUGO’
> undeclared (first use in this function)
>   return (inode->i_mode & S_IXUGO) || S_ISDIR(inode->i_mode);
>                           ^
> In file included from /home/dannf/ubuntu-trusty/include/linux/mm.h:22:0,
>                  from /home/dannf/ubuntu-trusty/include/linux/pid_namespace.h:6,
>                  from /home/dannf/ubuntu-trusty/include/linux/ptrace.h:8,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/compat.h:26,
>                  from
> /home/dannf/ubuntu-trusty/arch/arm64/include/asm/stat.h:23,
>                  from /home/dannf/ubuntu-trusty/include/linux/stat.h:5,
>                  from /home/dannf/ubuntu-trusty/include/linux/sysfs.h:20,
>                  from /home/dannf/ubuntu-trusty/include/linux/kobject.h:21,
>                  from /home/dannf/ubuntu-trusty/include/linux/slub_def.h:9,
>                  from /home/dannf/ubuntu-trusty/include/linux/slab.h:358,
>                  from /home/dannf/ubuntu-trusty/arch/arm64/mm/dma-mapping.c:22:
> /home/dannf/ubuntu-trusty/include/linux/fs.h: At top level:
> /home/dannf/ubuntu-trusty/include/linux/fs.h:2582:53: warning: ‘struct
> kstat’ declared inside parameter list [enabled by default]
>  extern void generic_fillattr(struct inode *, struct kstat *);
>
> [...]
>
> -dann
>
You could check the linux-3.13.y branch at:
git://kernel.ubuntu.com/ubuntu/linux.git

After a quick look, I see that commit c3208d7 is in that branch as commit:

Author: Matthew Dempsky <mdempsky at chromium.org>
Date:   Fri Jun 6 14:36:42 2014 -0700

    ptrace: fix fork event messages across pid namespaces
   
    commit 4e52365f279564cef0ddd41db5237f0471381093 upstream.