[Toybox] Valid range for stat userID and groupID?

[darken]

Unfortunately the output is from devices I don't have access to, via
automatic (anonymous) bug report.

Am 13.05.2017 19:38 schrieb "Rob Landley" <rob at landley.net>:

> On 05/13/2017 08:29 AM, darken wrote:
> > I stumbled upon the following "stat -c
> > "%a:%F:%d:%i:%u:%g:%s:%B:%b:%Z:%N" output from a GT-N5110 at 7.1.2
> >
> >> 5665:FIFO (named
> > pipe):45836:456097:1171143868:4160815103:0:512:0:18446744073
> 709551615:`/data/user/0/de.andip71.boeffla_config_v2/app_
> webview/webview_data.lock'
> >
> > The a UID of "1171143868" and GUID of "4160815103" seems way too large.
> > The device in question is rooted and that specific file with sticky &
> > suid bit seems to be a bit special anyways, but I've also seen this from
> > more vanilla files like this from a SM-N9300 at 6.0.1:
> >
> >> 600:regular
> > file:100d:116024:1001:4294967295:16384:4096:32:1494489310:`/
> data/user/0/com.android.providers.telephony/opname.db'
> >
> > GUID of "4294967295" seems large too.
>
> That's -1 typecast to unsigned int.
>
> Your previous UID and GID are:
>
> 1171143868: 0b01000101110011100011110010111100
> 4160815103: 0b11111000000000001111111111111111
>
> Other than the first 8 bits of the first one being a capital "E" in
> ascii this makes no sense to me.
>
> Try running it under strace to see what stat() is returning?
>
> Rob
>
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