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SubjectRe: [LKP] [MD] d595567dc4: mdadm-selftests.02lineargrow.fail
On Fri, Oct 12, 2018 at 04:58:44PM +0800, kernel test robot wrote:
> FYI, we noticed the following commit (built with gcc-7):
>
> commit: d595567dc4f0c1d90685ec1e2e296e2cad2643ac ("MD: fix invalid stored role for a disk")
> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> in testcase: mdadm-selftests
> with following parameters:
>
> disk: 1HDD
> test_prefix: 02
>
>
>
> on test machine: qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 4G
>
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
>
>
>
>
>
> Welcome to fdisk (util-linux 2.29.2).
> Changes will remain in memory only, until you decide to write them.
> Be careful before using the write command.
>
> Device does not contain a recognized partition table.
> Created a new DOS disklabel with disk identifier 0xd50ae9f0.
>
> Command (m for help): Partition type
> p primary (0 primary, 0 extended, 4 free)
> e extended (container for logical partitions)
> Select (default p): Partition number (1-4, default 1): First sector (2048-536870911, default 2048): Last sector, +sectors or +size{K,M,G,T,P} (2048-536870911, default 536870911):
> Created a new partition 1 of type 'Linux' and of size 5 GiB.
>
> Command (m for help): The partition table has been altered.
> Calling ioctl() to re-read partition table.
> Syncing disks.
>
> 2018-10-12 11:05:55 mkdir -p /var/tmp
> 2018-10-12 11:05:55 mke2fs -t ext3 -b 1024 -J size=1 -q /dev/vda1
> 2018-10-12 11:06:00 mount -t ext3 /dev/vda1 /var/tmp
> sed -e 's/{DEFAULT_METADATA}/1.2/g' \
> -e 's,{MAP_PATH},/run/mdadm/map,g' mdadm.8.in > mdadm.8
> /usr/bin/install -D -m 644 mdadm.8 /usr/share/man/man8/mdadm.8
> /usr/bin/install -D -m 644 mdmon.8 /usr/share/man/man8/mdmon.8
> /usr/bin/install -D -m 644 md.4 /usr/share/man/man4/md.4
> /usr/bin/install -D -m 644 mdadm.conf.5 /usr/share/man/man5/mdadm.conf.5
> /usr/bin/install -D -m 644 udev-md-raid-arrays.rules /lib/udev/rules.d/63-md-raid-arrays.rules
> /usr/bin/install -D -m 644 udev-md-raid-assembly.rules /lib/udev/rules.d/64-md-raid-assembly.rules
> /usr/bin/install -D -m 755 mdadm /sbin/mdadm
> /usr/bin/install -D -m 755 mdmon /sbin/mdmon
> Testing on linux-4.19.0-rc5-00182-gd595567 kernel
> tests/02lineargrow... FAILED - see /var/tmp/log for details
> Testing on linux-4.19.0-rc5-00182-gd595567 kernel
> tests/02r1add... succeeded
> Testing on linux-4.19.0-rc5-00182-gd595567 kernel
> tests/02r1grow... succeeded
> Testing on linux-4.19.0-rc5-00182-gd595567 kernel
> tests/02r5grow... succeeded
> Testing on linux-4.19.0-rc5-00182-gd595567 kernel
> tests/02r6grow... succeeded
>
>
>
> To reproduce:
>
> git clone https://github.com/intel/lkp-tests.git
> cd lkp-tests
> find lib/ | cpio -o -H newc --quiet | gzip > modules.cgz
> bin/lkp qemu -k <bzImage> -m modules.cgz job-script # job-script is attached in this email

Thanks for reporting, I fixed it in md-next tree.

Thanks,
Shaohua

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