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From: "simark at simark dot ca" <sourceware-bugzilla@sourceware.org>
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Subject: [Bug gdb/18810] internal error in inline_frame_this_id
Date: Sun, 19 Sep 2021 02:52:29 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D18810

Simon Marchi <simark at simark dot ca> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |simark at simark dot ca

--- Comment #4 from Simon Marchi <simark at simark dot ca> ---
(In reply to Sean Anderson from comment #3)
> Hi,
>=20
> I am experiencing a similar problem when the stack has been corrupted:
>=20
> $ gdb-multiarch vmlinux
> GNU gdb (Ubuntu 9.2-0ubuntu1~20.04) 9.2
> Copyright (C) 2020 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.h=
tml>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.
> Type "show copying" and "show warranty" for details.
> This GDB was configured as "x86_64-linux-gnu".
> Type "show configuration" for configuration details.
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>.
> Find the GDB manual and other documentation resources online at:
>     <http://www.gnu.org/software/gdb/documentation/>.
>=20
> For help, type "help".
> Type "apropos word" to search for commands related to "word"...
> Reading symbols from vmlinux...
> gdb$ target extended-remote :3333
> Remote debugging using :3333
> memtest (size=3D<optimized out>, start_phys=3D<optimized out>,
> pattern=3D<optimized out>) at mm/memtest.c:49
> 49			*p =3D pattern;
> gdb$ bt
> #0  memtest (size=3D<optimized out>, start_phys=3D<optimized out>,
> pattern=3D<optimized out>) at mm/memtest.c:49
> #1  do_one_pass (end=3D<optimized out>, start=3D<optimized out>,
> pattern=3D<optimized out>) at mm/memtest.c:78
> #2  early_memtest (/build/gdb-OxeNvS/gdb-9.2/gdb/inline-frame.c:155:
> internal-error: void inline_frame_this_id(frame_info*, void**, frame_id*):
> Assertion `frame_id_p (*this_id)' failed.
> A problem internal to GDB has been detected,
> further debugging may prove unreliable.
>=20
> This is a bug, please report it.  For instructions, see:
> <http://www.gnu.org/software/gdb/bugs/>.
>=20
> Aborted (core dumped)

Can you please try master + this patch?  It sounds related.

https://sourceware.org/pipermail/gdb-patches/2021-August/181385.html

It might be a bit easier to grab the patch from here:

https://pi.simark.ca/gdb-patches/20210809154122.3468792-1-andrew.burgess@em=
becosm.com/

--=20
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