Re: f2fs issue on linux-5.0.0-rc2

[Jeff Chua <jeff.chua.linux@gmail.com>]

On Thu, Jan 17, 2019 at 7:33 PM Jeff Chua <jeff.chua.linux@gmail.com> wrote:
>
> On Thu, Jan 17, 2019 at 10:00 AM Chao Yu <yuchao0@huawei.com> wrote:
> >
> > On 2019/1/16 20:57, Jeff Chua wrote:
> > > This is on rpi3b+ running latest linux git pull, and root filesystem
> > > is "read-only" ...
> >
> > Did you hit this issue after you upgrade kernel from lower one to 5.0?
>
> No, it was ok. Works perfectly.
>
> > Why there are dirty data/node in readonly filesystem?
>
> No idea. It's fresh boot up.
>
> > Could you try below commands to make sure where it actually crash?
>
> > gdb f2fs.ko
> > l *(f2fs_balance_fs_bg+0x26c/0x2a8)
> > l *(f2fs_build_free_nids+0x394/0x510)
>
> Ok, that will take a while. I'll need to revert back to pre-5.0 and
> install gdb first and try to debug it.

Oh, btw, there's no "f2fs.ko" ... f2fs is compiled as built-in instead
of a module.

My best.,
Jeff