[Bug 267435] www/apache24 core dumps when mod_perl, mod_php8, mod_dbd, and GD active

From: <bugzilla-noreply_at_freebsd.org>
Date: Mon, 12 Jun 2023 21:49:25 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=267435

--- Comment #17 from Tatsuki Makino <tatsuki_makino@hotmail.com> ---
(In reply to Tatsuki Makino from comment #6)
> * thread #1, name = 'httpd', stop reason = signal SIGSEGV
>   * frame #0: 0x000000080081623a libc.so.7`__sys_read + 10
>     frame #1: 0x0000000800637be6 libthr.so.3`___lldb_unnamed_symbol577 + 54
>     frame #2: 0x0000000000275690 httpd`ap_mpm_podx_check + 48
>     frame #3: 0x0000000800b5218b mod_mpm_event.so`___lldb_unnamed_symbol375 + 1291

>   thread #16, name = 'httpd', stop reason = signal SIGSEGV
>     frame #0: 0x00000008007a6f2a libc.so.7`__sys_kill + 10
>     frame #1: 0x000000080063ac72 libthr.so.3`___lldb_unnamed_symbol638 + 210
>     frame #2: 0x000000080063a16e libthr.so.3`___lldb_unnamed_symbol619 + 318
>     frame #3: 0x00007ffffffff003
>     frame #4: 0x000000080298eb4f libgd.so.6`gdImageStringFTEx + 399
>     frame #5: 0x0000000802944ad1 gd.so`___lldb_unnamed_symbol499 + 849
>     frame #6: 0x0000000801d02cca libphp7.so`___lldb_unnamed_symbol7884 + 122

It seems that one of the unnamed symbols around here is _flockfile of
/usr/src/lib/libc/stdio/_flock_stub.c.
For those who use php, I feel that the way fp->_fl_count counts like an access
counter looks strange :)
Does it matter at all? :)

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