-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Here is the output of GDB. I am no developer, thus I do not know whether this is what you want. -----BEGIN PGP SIGNATURE----- Version: ProtonMail Comment: https://protonmail.com wsBcBAEBCAAQBQJbxHuOCRDYtWA5RV10HwAAh3oH/Avj5UFSkRC9/ycaJQY8 Ib64nAdpzHcDhSQnR2wV2/ui4QNCpp+Vlh9Qd+AVKUhlBQiknePZQOqJovEU r+r7FVN3NfNooKililvDMJIFD3YY54DfACdvqySbQmggyuuyi4FYUStfCULD eseUYWwTS5vmSS/2Lyma8JFTqIx2DgcCPThmwYypM08bv7wX52PiPPiWBp2W zcD4G098izvz2AMy5DkVwD8aRNXUVuJTRUkmGuTpQ8nio1ruv8nK7+s8JlXK m+ZicUlR3MujdYsHvktLjdbuOh4mBsbYyCH39Sr5JuHpQA6/t5Auq/Y+B3/n XKkGfY4tcZ+rMwVLgEgTsOQ= =WL0I -----END PGP SIGNATURE-----
GNU gdb (Debian 8.1.90-1+b1) 8.1.90
Copyright (C) 2018 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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Reading symbols from /usr/lib/xorg/Xorg...Reading symbols from /usr/lib/debug/.build-id/92/cbd96948ba614f538b64667017f2b323ab4386.debug...done.
done.
[?1h=(gdb) attach 2784
[K(gdb) attach 2784
[K(gdb) attach 2784
[?1l>Attaching to program: /usr/lib/xorg/Xorg, process 2784
[New LWP 2785]
[New LWP 2790]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fb3b6f91207 in epoll_wait () from /lib/x86_64-linux-gnu/libc.so.6
[?1h=[?1l>[?1h=(gdb) cont
[?1l>Continuing.
Thread 1 "Xorg" received signal SIGSEGV, Segmentation fault.
0x00007fb3b5c0b592 in radeon_dri3_fd_from_pixmap (screen=<optimized out>, pixmap=0x555d942d75b0, stride=0x7ffd70bcd570, size=0x7ffd70bcd568)
from /usr/lib/xorg/modules/drivers/radeon_drv.so
[?1h=[?1l>[?1h=(gdb)
[K(gdb)
[K(gdb) backtrace full
[?1l>#0 0x00007fb3b5c0b592 in radeon_dri3_fd_from_pixmap (screen=<optimized out>, pixmap=0x555d942d75b0, stride=0x7ffd70bcd570,
size=0x7ffd70bcd568) from /usr/lib/xorg/modules/drivers/radeon_drv.so
bo = <optimized out>
fd = 32765
scrn = <optimized out>
info = <optimized out>
screen = <optimized out>
fd = <optimized out>
scrn = <optimized out>
info = <optimized out>
size = 0x7ffd70bcd568
stride = 0x7ffd70bcd570
pixmap = 0x555d942d75b0
bo = <optimized out>
bo = <optimized out>
fd = <optimized out>
scrn = <optimized out>
info = <optimized out>
#1 0x0000555d9277865d in dri3_fd_from_pixmap (pixmap=<optimized out>, stride=stride@entry=0x7ffd70bcd570, size=size@entry=0x7ffd70bcd568)
at ../../../../dri3/dri3_screen.c:134
screen = <optimized out>
ds = <optimized out>
info = <optimized out>
strides = {0, 0, 2, 0}
offsets = {39, 0, 12583657, 2}
modifier = 93860376544726
fds = {-1808960080, 21853, -1808925696, 21853}
num_fds = <optimized out>
#2 0x0000555d92777a2b in proc_dri3_buffer_from_pixmap (client=0x555d942dfc00) at ../../../../dri3/dri3_request.c:261
stuff = <optimized out>
rep = {type = 1 '\001', nfd = 1 '\001', sequenceNumber = 9379, length = 0, size = 0, width = 16, height = 16, stride = 0,
depth = 24 '\030', bpp = 32 ' ', pad20 = 0, pad24 = 0, pad28 = 0}
rc = 0
fd = <optimized out>
pixmap = 0x555d942d75b0
#3 0x0000555d9264a91e in Dispatch () at ../../../../dix/dispatch.c:478
result = <optimized out>
client = 0x555d942dfc00
start_tick = 660
#4 0x0000555d9264e8c6 in dix_main (argc=8, argv=0x7ffd70bcd758, envp=<optimized out>) at ../../../../dix/main.c:276
i = <optimized out>
alwaysCheckForInput = {0, 1}
#5 0x00007fb3b6ebbb17 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#6 0x0000555d9263867a in _start () at ../../../../dri3/dri3_request.c:724
No symbol table info available.
[?1h=(gdb) [?1l>quit
[?1h=A debugging session is active.
Inferior 1 [process 2784] will be detached.
Quit anyway? (y or n) y
[?1l>Detaching from program: /usr/lib/xorg/Xorg, process 2784
[Inferior 1 (process 2784) detached]
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