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Re: netdde translator crashing

In-reply-to: <[🔎] 20210412174722.ngy45hnkchfzw2dm@begin>

Hello Samuel,

On Mon, Apr 12, 2021 at 07:47:22PM +0200, Samuel Thibault wrote:
> João Pedro Malhado, le lun. 12 avril 2021 19:25:30 +0200, a ecrit:
> > 
> > On Mon, Apr 12, 2021 at 06:29:44PM +0200, Samuel Thibault wrote:
> > > João Pedro Malhado, le lun. 12 avril 2021 17:57:52 +0200, a ecrit:
> > > >  /hurd/crash: /hurd/netdde(919) crashed, signal {no:11, code:2, error:2},
> > > >  exception {1, code:2, subcode:12}, PCs: {0x10a269c, 0x10a269c, 0x10c6e14,
> > > >  0x10c6e14, 0x10c6e14, 0x10c6e14, 0x10c6e14, 0x10a269c, 0x1042194}, writing
> > > >  core file.
> > 
> > As for the core file, I did see it there are some point, but I unfortunately
> > deleted it. While trying to recreate it, I reproduce the error above but I can
> > see no core file (which makes me wonder if the core file I saw was generated by
> > that event or something else).
> The core file would be produced in the directory from which you ran
> settrans -a
Actually there was a /hurd/crash --dump-core just hanging there but actually not dumping the file. After some fiddling, I did get a core file.

> > Typing in a full backtrace is a bit of a chore.
> Did you type the message above by hand?  Do you have no way to mount the
> disk from a linux system?

Indeed that was the case, but after mounting the partition from a live CD,
I attach the attempt to get the backtrace, but there seems to be some problem
with the core file. Any way to make this useful?

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Reading symbols from /hurd/netdde...
Reading symbols from /usr/lib/debug/.build-id/75/1a5c6946ab4fcb323c6f29189856a02d2f9880.debug...

warning: core file may not match specified executable file.
[New process 672]
[New process 1]
[New process 2]
[New process 3]
[New process 4]
[New process 5]
[New process 6]
[New process 7]

warning: Unexpected size of section `.reg2/672' in core file.
Core was generated by `/hurd/netdde'.
Program terminated with signal SIGSEGV, Segmentation fault.

warning: Unexpected size of section `.reg2/672' in core file.
#0  0x010a269c in ?? ()
[Current thread is 1 (process 672)]
#0  0x010a269c in ?? ()

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