From: Eli Zaretskii <eliz@gnu.org>
To: Daniel Clemente <n142857@gmail.com>
Cc: 71693@debbugs.gnu.org
Subject: bug#71693: 30.0.50, SIGSEGV in FRAME_TTY (sf) in redisplay_internal
Date: Fri, 21 Jun 2024 17:18:07 +0300 [thread overview]
Message-ID: <865xu2l6qo.fsf@gnu.org> (raw)
In-Reply-To: <CAJKAhPBsP+AZoSykS5-bLZRxSyHdf3bJm6QxOtWbquwvSNJRyw@mail.gmail.com> (message from Daniel Clemente on Fri, 21 Jun 2024 10:46:58 +0000)
> From: Daniel Clemente <n142857@gmail.com>
> Date: Fri, 21 Jun 2024 10:46:58 +0000
>
> I enabled -fsanitize. I'm using an X terminal to run TTY Emacs inside.
> I opened the daemon inside gdb with emacs --fg-daemon -Q
Did you follow the advice and notes in etc/DEBUG regarding runn ing
Emacs compiled with this option?
> [Detaching after fork from child process 5364]
> xdisp.c:16932:10: runtime error: member access within null pointer of
> type 'struct terminal'
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x0000555556610d93 in redisplay_internal () at xdisp.c:16932
> 16932 && FRAME_TTY (sf)->previous_frame != sf)
If the claim is that sf->terminal is a NULL pointer, then how come we
don't segfault when running a build without -fsanitize?
next prev parent reply other threads:[~2024-06-21 14:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-21 10:46 bug#71693: 30.0.50, SIGSEGV in FRAME_TTY (sf) in redisplay_internal Daniel Clemente
2024-06-21 14:18 ` Eli Zaretskii [this message]
2024-06-26 13:28 ` Daniel Clemente
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