Re: debootrap error

[Jan Kiszka <jan.kiszka@siemens.com>]

On 18.03.19 11:17, Claudius Heine wrote:
> Hi,,
> 
> On 18/03/2019 11.14, akihiro27.suzuki@toshiba.co.jp wrote:
>> Hi,
>>
>>> That's a good hint: Suzuki-san, could you check if binfmt_misc is
>>> available as
>>> kernel feature/module on that machine? There may also be some warning
>>> during the
>>> container startup.
>> I checked it and maybe it is available.
>>
>>      $ mount | grep binfmt
>>      systemd-1 on /proc/sys/fs/binfmt_misc type autofs 
>> (rw,relatime,fd=31,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=18804)
>>      binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,relatime)
>>      $ lsmod | grep binfmt
>>      binfmt_misc            20480  1
>>      $ cat /boot/config-4.15.0-46-generic  | grep BINFMT
>>      CONFIG_BINFMT_ELF=y
>>      CONFIG_COMPAT_BINFMT_ELF=y
>>      CONFIG_BINFMT_SCRIPT=y
>>      CONFIG_BINFMT_MISC=m
>>      $ ls /proc/sys/fs/binfmt_misc/
>>      python2.7     qemu-armeb       qemu-mips64      qemu-ppc64le  
>> qemu-sparc        status
>>      python3.5     qemu-cris        qemu-mips64el    qemu-riscv32  
>> qemu-sparc32plus
>>      python3.6     qemu-hppa        qemu-mipsel      qemu-riscv64  qemu-sparc64
>>      qemu-aarch64  qemu-m68k        qemu-ppc         qemu-s390x    qemu-xtensa
>>      qemu-alpha    qemu-microblaze  qemu-ppc64       qemu-sh4      qemu-xtensaeb
>>      qemu-arm      qemu-mips        qemu-ppc64abi32  qemu-sh4eb    register
>>      $ cat /proc/sys/fs/binfmt_misc/status
>>      enabled
> 
> That is how my qemu-arm setting looks like. Do you have a different qemu path?

Even if, it shouldn't be after starting the container: We allow it to adjust the 
system-wide binfmt configuration (one reason for --privileged).

Jan

> 
> $ cat /proc/sys/fs/binfmt_misc/qemu-arm
> enabled
> interpreter /usr/bin/qemu-arm-static
> flags: OCF
> offset 0
> magic 7f454c4601010100000000000000000002002800
> mask ffffffffffffff00fffffffffffffffffeffffff
> 
> regards,
> Claudius

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