Re: linux-next: xfs metadata corruption since 30 March

From: Darrick J. Wong
Date: Wed Apr 01 2020 - 00:45:49 EST


On Wed, Apr 01, 2020 at 12:15:32AM -0400, Qian Cai wrote:
>
>
> > On Apr 1, 2020, at 12:14 AM, Chandan Rajendra <chandan@xxxxxxxxxxxxx> wrote:
> >
> > On Wednesday, April 1, 2020 3:27 AM Qian Cai wrote:
> >> Ever since two days ago, linux-next starts to trigger xfs metadata corruption
> >> during compilation workloads on both powerpc and arm64,
> >
> > Can you please provide the filesystem geometry information?
> > You can get that by executing "xfs_info <mount-point>" command.
> >

Hmm. Do the arm/ppc systems have 64k pages? kconfigs might be a good
starting place. Also, does the xfs for-next branch exhibit this
problem, or is it just the big -next branch that Stephen Rothwell puts
out?

--D

> == arm64 ==
> # xfs_info /home/
> meta-data=/dev/mapper/rhel_hpe--apollo--cn99xx--11-home isize=512 agcount=4, agsize=113568256 blks
> = sectsz=4096 attr=2, projid32bit=1
> = crc=1 finobt=1, sparse=1, rmapbt=0
> = reflink=1
> data = bsize=4096 blocks=454273024, imaxpct=5
> = sunit=0 swidth=0 blks
> naming =version 2 bsize=4096 ascii-ci=0, ftype=1
> log =internal log bsize=4096 blocks=221813, version=2
> = sectsz=4096 sunit=1 blks, lazy-count=1
> realtime =none extsz=4096 blocks=0, rtextents=0
>
>
> == powerpc ==
> # xfs_info /home/
> meta-data=/dev/mapper/rhel_ibm--p9wr--01-home isize=512 agcount=4, agsize=118489856 blks
> = sectsz=4096 attr=2, projid32bit=1
> = crc=1 finobt=1, sparse=1, rmapbt=0
> = reflink=1
> data = bsize=4096 blocks=473959424, imaxpct=5
> = sunit=0 swidth=0 blks
> naming =version 2 bsize=4096 ascii-ci=0, ftype=1
> log =internal log bsize=4096 blocks=231425, version=2
> = sectsz=4096 sunit=1 blks, lazy-count=1
> realtime =none extsz=4096 blocks=0, rtextents=0
>
> == x86 (not yet reproduced) ==
> meta-data=/dev/mapper/rhel_hpe--dl380gen9--01-home isize=512 agcount=16, agsize=3283776 blks
> = sectsz=512 attr=2, projid32bit=1
> = crc=1 finobt=1, sparse=1, rmapbt=0
> = reflink=1
> data = bsize=4096 blocks=52540416, imaxpct=25
> = sunit=64 swidth=64 blks
> naming =version 2 bsize=4096 ascii-ci=0, ftype=1
> log =internal log bsize=4096 blocks=25664, version=2
> = sectsz=512 sunit=0 blks, lazy-count=1
> realtime =none extsz=4096 blocks=0, rtextents=0