What were you trying to do that didn't work?

Using the desktop environment.

Please provide the package NVR for which bug is seen:

xorg-x11-server-Xorg-1.20.11-23.el8_10.x86_64

How reproducible: just once so far.  Other reports indicate that it may be triggered by java IDEs.

Expected results

No crashes

Actual results

Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: malloc(): unaligned tcache chunk detected
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE)
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) Backtrace:
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 0: /usr/libexec/Xorg (xorg_backtrace+0x7d
) [0x5593b39cefcd]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 1: /usr/libexec/Xorg (0x5593b3814000+0x1b
ed8d) [0x5593b39d2d8d]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 2: /lib64/libpthread.so.0 (0x7f2d59436000
+0x12d20) [0x7f2d59448d20]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 3: /lib64/libc.so.6 (gsignal+0x10f) [0x7f
2d590ae52f]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 4: /lib64/libc.so.6 (abort+0x127) [0x7f2d
59081e65]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 5: /lib64/libc.so.6 (0x7f2d59060000+0x8f7
27) [0x7f2d590ef727]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 6: /lib64/libc.so.6 (0x7f2d59060000+0x96a
2c) [0x7f2d590f6a2c]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 7: /lib64/libc.so.6 (0x7f2d59060000+0x9b4
fc) [0x7f2d590fb4fc]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 8: /usr/libexec/Xorg (0x5593b3814000+0x12
a91e) [0x5593b393e91e]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 9: /usr/libexec/Xorg (0x5593b3814000+0x13
47d3) [0x5593b39487d3]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 10: /usr/libexec/Xorg (0x5593b3814000+0x5
c74e) [0x5593b387074e]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 11: /usr/libexec/Xorg (0x5593b3814000+0x6
07f6) [0x5593b38747f6]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 12: /lib64/libc.so.6 (__libc_start_main+0
xe5) [0x7f2d5909a7e5]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) 13: /usr/libexec/Xorg (_start+0x2e) [0x55
93b385e03e]
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE)
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE)
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: Fatal server error:
Jun 07 16:02:44 /usr/libexec/gdm-x-session[695305]: (EE) Caught signal 6 (Aborted). Server aborting

See also https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/2060354