https://bugzilla.suse.com/show_bug.cgi?id=1207516
https://bugzilla.suse.com/show_bug.cgi?id=1207516#c13
--- Comment #13 from Stefan Dirsch ---
# gdb /usr/bin/Xorg SLE15-SP5-PublicBeta-X.org-core
[...]
Reading symbols from /usr/bin/Xorg...
Reading symbols from
/usr/lib/debug/usr/bin/Xorg-21.1.4-150500.3.1.x86_64.debug...
warning: Can't open file /dev/dri/card1 during file-backed mapping note
processing
[New LWP 6027]
[New LWP 6032]
[New LWP 6030]
[New LWP 6033]
[New LWP 6031]
[New LWP 6029]
warning: Section `.reg-xstate/6027' in core file too small.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `X'.
Program terminated with signal SIGABRT, Aborted.
warning: Section `.reg-xstate/6027' in core file too small.
#0 __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:51
51 }
[Current thread is 1 (Thread 0x7fe543daf980 (LWP 6027))]
(gdb) bt
#0 __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1 0x00007fe541f44355 in __GI_abort () at abort.c:79
#2 0x000055a34531264a in OsAbort () at utils.c:1352
#3 0x000055a345318193 in AbortServer () at log.c:879
#4 0x000055a345318fb5 in FatalError (f=f@entry=0x55a3453495d0 "Caught signal
%d (%s). Server aborting\n") at log.c:1017
#5 0x000055a34530f543 in OsSigHandler (signo=11, sip=<optimized out>,
unused=<optimized out>) at osinit.c:156
#6 <signal handler called>
#7 0x000055a3451e8e3e in InitOutput
(pScreenInfo=pScreenInfo@entry=0x55a3453dd320 <screenInfo>, argc=argc@entry=1,
argv=argv@entry=0x7fffdc7a5958) at xf86Init.c:884
#8 0x000055a3451aad25 in dix_main (argc=1, argv=0x7fffdc7a5958,
envp=<optimized out>) at main.c:192
#9 0x00007fe541f2d29d in __libc_start_main (main=0x55a345194790 <main>,
argc=1, argv=0x7fffdc7a5958, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fffdc7a5948)
at ../csu/libc-start.c:308
#10 0x000055a3451947ca in _start () at ../sysdeps/x86_64/start.S:120
(gdb) frame 7
#7 0x000055a3451e8e3e in InitOutput
(pScreenInfo=pScreenInfo@entry=0x55a3453dd320 <screenInfo>, argc=argc@entry=1,
argv=argv@entry=0x7fffdc7a5958) at xf86Init.c:884
884 AttachUnboundGPU(xf86Screens[scrnum]->pScreen,
xf86GPUScreens[i]->pScreen);
(gdb) p xf86Screens[scrnum]->pScreen
Cannot access memory at address 0x10
(gdb) p xf86Screens[scrnum]
$1 = (ScrnInfoPtr) 0x0
(gdb) p scrnum
$2 = 2
(gdb) l
879 }
880 }
881
882 for (i = 0; i < xf86NumGPUScreens; i++) {
883 int scrnum = xf86GPUScreens[i]->confScreen->screennum;
884 AttachUnboundGPU(xf86Screens[scrnum]->pScreen,
xf86GPUScreens[i]->pScreen);
885 }
886
887 xf86AutoConfigOutputDevices();
888
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