Re: [lkp-robot] [btrfs] d1f6ad52c3: BTRFS error (device md0): SUPER_FLAG_CHANGING_FSID is set

Re: [lkp-robot] [btrfs] d1f6ad52c3: BTRFS error (device md0): SUPER_FLAG_CHANGING_FSID is set

[Anand Jain]

This seems to have picked up wrong patch for testing, it should use [1],
a set of 3 patches.

[1]
   [PATCH V4 0/3] Add missing flags in the kernel

Thanks, Anand

On 01/17/2018 08:45 PM, kernel test robot wrote:
> 
> FYI, we noticed the following commit (built with gcc-7):
> 
> commit: d1f6ad52c3f93a9da45e11001e0a0be8f3c31e9e ("btrfs: add support for SUPER_FLAG_CHANGING_FSID in btrfs.ko")
> url: https://github.com/0day-ci/linux/commits/Anand-Jain/btrfs-add-missing-BTRFS_SUPER_FLAG-define/20180109-041023
> base: https://git.kernel.org/cgit/linux/kernel/git/mason/linux-btrfs.git next
> 
> in testcase: aim7
> with following parameters:
> 
> 	disk: 4BRD_12G
> 	md: RAID1
> 	fs: btrfs
> 	test: disk_src
> 	load: 500
> 	cpufreq_governor: performance
> 
> test-description: AIM7 is a traditional UNIX system level benchmark suite which is used to test and measure the performance of multiuser system.
> test-url: https://sourceforge.net/projects/aimbench/files/aim-suite7/
> 
> 
> on test machine: 40 threads Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz with 384G memory
> 
> caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
> 
> [   25.285253] BTRFS error (device md0): SUPER_FLAG_CHANGING_FSID is set
> [   25.285255] BTRFS error (device md0): superblock contains fatal errors
> 
> 
> To reproduce:
> 
>          git clone https://github.com/intel/lkp-tests.git
>          cd lkp-tests
>          bin/lkp install job.yaml  # job file is attached in this email
>          bin/lkp run     job.yaml
> 
> 
> 
> Thanks,
> Xiaolong
>