From: Gao Xiang <hsiangkao@redhat.com>
To: Yue Hu <zbestahu@gmail.com>
Cc: huyue2@yulong.com, linux-erofs <linux-erofs@lists.ozlabs.org>
Subject: Re: About Segmentation fault of mkfs.erofs in AOSP
Date: Tue, 1 Dec 2020 19:51:58 +0800 [thread overview]
Message-ID: <20201201115158.GA1325175@xiangao.remote.csb> (raw)
In-Reply-To: <20201201194843.000068c5.zbestahu@gmail.com>
On Tue, Dec 01, 2020 at 07:48:43PM +0800, Yue Hu wrote:
> On Tue, 1 Dec 2020 19:42:53 +0800
> Gao Xiang <hsiangkao@redhat.com> wrote:
>
> > Hi Yue,
> >
> > On Tue, Dec 01, 2020 at 07:23:09PM +0800, Yue Hu wrote:
> > > hi guys,
> > >
> > > I'm trying using erofs for super.img(dynamic partition) under Android 10. But i have met an issue below when building images:
> > >
> > > ```log
> > > EROFS: write_uncompressed_block() Line[140] Writing 3517 uncompressed data to block 63950
> > > EROFS: erofs_mkfs_build_tree() Line[1011] add file /tmp/merge_target_files_jnIVhM/output/VENDOR/etc/xtwifi.conf (nid 8185600, type 1)
> > > EROFS: erofs_mkfs_build_tree() Line[1011] add file /tmp/merge_target_files_jnIVhM/output/VENDOR/etc (nid 1790208, type 2)
> > > out/host/linux-x86/bin/mkerofsimage.sh: line 79: 188014 Segmentation fault (core dumped) $MAKE_EROFS_CMD
> > > ```
> > >
> > > Have you met this kind of issue? I'm trying to debug the problem, looks like memory related.
> > >
> > > BTW: i'm using latest erofs-utils in AOSP master branch (https://android.googlesource.com/platform/external/erofs-utils/).
> >
> > Which lz4 version is used? it would be better to use lz4 1.9.3
> > (or 1.9.2 with some unexpected CR issues.)
>
> Hi Xiang,
>
> ok, let me check.
At least, lz4 1.8.3 ~ 1.9.1 are buggy, for more details, see:
https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/tree/README?h=dev#n107
>
> > For more details, please see README.
> >
> > If the expected lz4 version is used, could you kindly leave gdb
> > backtrace message here as well?
>
> Trying to get the bt for the case.
Yeah, bt will fall into lz4 internal functions if the lz4
version is too low.
Thanks,
Gao Xiang
>
> Thx.
>
> >
> > Thanks,
> > Gao Xiang
> >
> > >
> > > Thx.
> > >
> >
>
next prev parent reply other threads:[~2020-12-01 11:52 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-01 11:23 About Segmentation fault of mkfs.erofs in AOSP Yue Hu
2020-12-01 11:42 ` Gao Xiang
2020-12-01 11:48 ` Yue Hu
2020-12-01 11:51 ` Gao Xiang [this message]
2020-12-02 9:59 ` Yue Hu
2020-12-02 10:41 ` Gao Xiang
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