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  1. RHEL
  2. RHEL-40471

Xorg crashes with malloc(): unaligned tcache chunk detected

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    •   xorg-x11-server-1.20.11-24.el8_10
    • Yes
    • Important
    • rhel-sst-gpu
    • None
    • False
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    • Red Hat Enterprise Linux
    • None
    • x86_64
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      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

        1. render-leak.c
          5 kB

            [RHEL-40471] Xorg crashes with malloc(): unaligned tcache chunk detected

            Errata Tool added a comment -

            Since the problem described in this issue should be resolved in a recent advisory, it has been closed.

            For information on the advisory (xorg-x11-server bug fix update), and where to find the updated files, follow the link below.

            If the solution does not work for you, open a new bug report.
            https://access.redhat.com/errata/RHBA-2024:4213

            Errata Tool added a comment - Since the problem described in this issue should be resolved in a recent advisory, it has been closed. For information on the advisory (xorg-x11-server bug fix update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2024:4213

            Olivier Fourdan added a comment -

            Most likely:

            https://gitlab.freedesktop.org/xorg/xserver/-/issues/1659

            Fixed with:

            https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1476

            with backport to the stable branches:

            https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1478
            https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1479

            Part of release:

            xorg-xserver-21.1.13 - https://lists.x.org/archives/xorg-announce/2024-April/003504.html
            xwayland-23.2.6 - https://lists.x.org/archives/xorg-announce/2024-April/003503.html

            Olivier Fourdan added a comment - Most likely: https://gitlab.freedesktop.org/xorg/xserver/-/issues/1659 Fixed with: https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1476 with backport to the stable branches: https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1478 https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1479 Part of release: xorg-xserver-21.1.13 - https://lists.x.org/archives/xorg-announce/2024-April/003504.html xwayland-23.2.6 - https://lists.x.org/archives/xorg-announce/2024-April/003503.html

              rh-ee-jexposit Jose Exposito Quintana
              opoplawski Orion Poplawski
              Olivier Fourdan
              Jose Exposito Quintana Jose Exposito Quintana
              Tomas Pelka Tomas Pelka
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                Created:
                Updated:
                Resolved: