[Bug 285275] crashinfo(8) with a suspiciously small core dump file: /wrkdirs/usr/ports/devel/gdb/work-py311/gdb-15.1/gdb/thread.c:1423: internal-error: switch_to_thread: Assertion `thr != NULL' failed.

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=285275

Graham Perrin <grahamperrin@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|crashinfo(8) does not work  |crashinfo(8) with a
                   |when run manually:          |suspiciously small core
                   |/wrkdirs/usr/ports/devel/gd |dump file:
                   |b/work-py311/gdb-15.1/gdb/t |/wrkdirs/usr/ports/devel/gd
                   |hread.c:1423:               |b/work-py311/gdb-15.1/gdb/t
                   |internal-error:             |hread.c:1423:
                   |switch_to_thread: Assertion |internal-error:
                   |`thr != NULL' failed.       |switch_to_thread: Assertion
                   |                            |`thr != NULL' failed.

--- Comment #4 from Graham Perrin <grahamperrin@gmail.com> ---
From bug 257036 comment 13:

> … the almost unbelievably small size of the core dump 
> – 81.6 M. Let's assume that: 
> 
> - vmcore.13 was truncated 
> 
> - "Dump Status: good" is not trustworthy.

Less bluntly: if a core dump file is somehow good, but not good enough for
crashinfo and other purposes, then this bug 285275 might be invalid.

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