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bug#33091: 27.0.50; Daily+ crashes in auto-save-hook
From: |
Stefan Kangas |
Subject: |
bug#33091: 27.0.50; Daily+ crashes in auto-save-hook |
Date: |
Fri, 21 Aug 2020 00:47:58 -0700 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Hi Mark,
Eli Zaretskii <eliz@gnu.org> writes:
>> From: "Mark A. Hershberger" <mah@everybody.org>
>> Cc: 33091@debbugs.gnu.org
>> Date: Thu, 18 Oct 2018 16:15:51 -0400
>>
>> Eli Zaretskii <eliz@gnu.org> writes:
>>
>> > IOW, GC segfaults, and then Emacs tries to auto-save the session,
>> > which fails.
>> >
>> > Is it possible that GC hits a stack overflow? Can you try manually
>> > establishing whether that is the case by doing what stack_overflow in
>> > sysdep.c does?
>>
>> I don't know how to do this. I can follow directions if you can tell me
>> what to do, though.
>
> Given the backtrace you show in your report, I believe the commands
> below should do that:
>
> (gdb) frame 13
> (gdb) p/x siginfo->si_addr
> (gdb) p/x stack_bottom
> (gdb) p/x current_thread->stack_top
>
> Stack frame #13 is inside handle_sigsegv, according to your backtrace.
It seems like we need more information from you to make any progress
here. Did you have a chance to look into this?
Thanks.
Best regards,
Stefan Kangas
- bug#33091: 27.0.50; Daily+ crashes in auto-save-hook,
Stefan Kangas <=