maintainer-feedback requested: [Bug 262857] x11-servers/xorg-server: illegal instruction on i386

Bugzilla Automation <[email protected]> has asked freebsd-x11 (Nobody)
<[email protected]> for maintainer-feedback:
Bug 262857: x11-servers/xorg-server: illegal instruction on i386
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=262857



--- Description ---
Scenario:
- A bunch of rather old machines, i386; they all exhibit the same issue
- FreeBSD 12.3 latest
- ports latest

Result:
- Since a while, X does not work anymore, aborting with "illegal instruction":

[    78.721] (II) Initializing extension DRI3
[    78.721] (II) Initializing extension X-Resource
[    78.721] (II) Initializing extension XVideo
[    78.726] (II) Initializing extension XVideo-MotionCompensation
[    78.726] (II) Initializing extension GLX
[    80.082] (EE) 
[    80.087] (EE) Backtrace:
[    80.132] (EE) 0: /usr/local/bin/Xorg (OsInit+0x396) [0x601c56]
[    80.157] (EE) 1: /lib/libthr.so.3 (?+0x0) [0x10a49e1b]
[    80.172] (EE) 2: /lib/libthr.so.3 (?+0x0) [0x10a49330]
[    80.187] (EE) 3: ? (?+0x0) [0xffbff004]
[    80.227] (EE) 4: /usr/local/lib/dri/r200_dri.so (?+0x0) [0x119b8519]
[    80.247] (EE) 5: /usr/local/lib/dri/r200_dri.so (?+0x0) [0x119b7ed9]
[    80.257] (EE) 6: /usr/local/lib/xorg/modules/extensions/libglx.so (?+0x0)
[0x11170267]
[    80.267] (EE) 7: /usr/local/lib/xorg/modules/extensions/libglx.so (?+0x0)
[0x11167bf5]
[    80.277] (EE) 8: /usr/local/bin/Xorg (?+0x0) [0x495999]
[    80.347] (EE) 9: /usr/local/bin/Xorg (?+0x0) [0x5d00d3]
[    80.372] (EE) 10: /usr/local/bin/Xorg (?+0x0) [0x50109c]
[    80.382] (EE) 11: /usr/local/bin/Xorg (?+0x0) [0x494597]
[    80.392] (EE) 12: /usr/local/bin/Xorg (?+0x0) [0x47ea0e]
[    80.407] (EE) 13: /usr/local/bin/Xorg (?+0x0) [0x47e846]
[    80.417] (EE) 14: /usr/local/bin/Xorg (?+0x0) [0x47e718]
[    80.417] (EE) 
[    80.417] (EE) Illegal instruction at address 0x11f29a08
[    80.417] (EE) 
Fatal server error:
[    80.417] (EE) Caught signal 4 (Illegal instruction). Server aborting
[    80.417] (EE) 
[    80.417] (EE) 
Please consult the The X.Org Foundation support 
	 at http://wiki.x.org
 for help. 
[    80.417] (EE) Please also check the log file at "/var/log/Xorg.0.log" for
additional information.
[    80.417] (EE) 
[    80.542] (EE) Server terminated with error (1). Closing log file.

The complete logfile of one of the affected machines is attached.

-- Martin