Re: xsrc/58872: libXfont and libXfont2 fixes with ssp [patch]

["Nat Sloss via gnats" <gnats-admin%NetBSD.org@localhost>]

The following reply was made to PR xsrc/58872; it has been noted by GNATS.

From: Nat Sloss <nathanialsloss%yahoo.com.au@localhost>
To: Martin Husemann <martin%duskware.de@localhost>
Cc: gnats-bugs%netbsd.org@localhost
Subject: Re: xsrc/58872: libXfont and libXfont2 fixes with ssp [patch]
Date: Wed, 4 Dec 2024 21:47:58 +1100

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 On Wed, 4 Dec 2024 21:10:16 Martin Husemann wrote:
 > Do you get a core dump when the stack check fails? Can you show register
 > values from that?
 
 See attached:
 
 Best regards,
 
 Nat
 
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 =46or help, type "help".
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 Reading symbols from /usr/pkg/sbin/Xwscons...
 [New process 6321]
 Core was generated by `Xwscons'.
 Program terminated with signal SIGABRT, Aborted.
 #0  0x0431e28c in _lwp_kill () from /usr/lib/libc.so.12
 =1B[?2004h(gdb) bt
 =1B[?2004l=0D#0  0x0431e28c in _lwp_kill () from /usr/lib/libc.so.12
 #1  0x0431e23a in raise () from /usr/lib/libc.so.12
 #2  0x04301990 in ?? () from /usr/lib/libc.so.12
 #3  0x043019b2 in __stack_chk_fail () from /usr/lib/libc.so.12
 #4  0x041499e0 in xlfd_round_double () from /usr/X11R7/lib/libXfont.so.3
 #5  0x04148f8a in FontFileCompleteXLFD () from /usr/X11R7/lib/libXfont.so.3
 #6  0x041485a4 in FontFileAddFontFile () from /usr/X11R7/lib/libXfont.so.3
 #7  0x04146ff4 in FontFileReadDirectory () from /usr/X11R7/lib/libXfont.so.3
 #8  0x04145410 in FontFileInitFPE () from /usr/X11R7/lib/libXfont.so.3
 #9  0x0003434c in SetFontPathElements (npaths=3D1, paths=3D0xffff98f8 "\036=
 /usr/X11R7/lib/X11/fonts/misc/",=20
     bad=3D0xffff9928, persist=3D1) at dixfonts.c:1709
 #10 0x000345f4 in SetDefaultFontPath (path=3D0xffff9eab "/usr/X11R7/lib/X11=
 /fonts/misc/")
     at dixfonts.c:1792
 #11 0x00014072 in main (argc=3D6, argv=3D0xffff99c4, envp=3D0xffff99e0) at =
 main.c:334
 =1B[?2004h(gdb) info reg
 =1B[?2004l=0Dd0             0x0                 0
 d1             0x3727138c          925307788
 d2             0xffff736c          -35988
 d3             0x432aea6           70430374
 d4             0xfffffffc          -4
 d5             0x0                 0
 d6             0xffff98ac          -26452
 d7             0x0                 0
 a0             0x0                 0x0
 a1             0x439e9ac           0x439e9ac <__stack_chk_guard>
 a2             0x439e9ac           0x439e9ac <__stack_chk_guard>
 a3             0xffff74b8          0xffff74b8
 a4             0x47680f0           0x47680f0
 a5             0x437b898           0x437b898
 fp             0xffff7490          0xffff7490
 sp             0xffff7318          0xffff7318
 ps             0x0                 [ ]
 pc             0x431e28c           0x431e28c <_lwp_kill+8>
 fpcontrol      <unavailable>
 fpstatus       <unavailable>
 fpiaddr        <unavailable>
 =1B[?2004h(gdb) quit
 =1B[?2004l=0D
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