[Bug 82279] New: SDL applications crash when changing video mode: double free or corruption

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82279

          Priority: medium
            Bug ID: 82279
          Assignee: dri-devel at lists.freedesktop.org
           Summary: SDL applications crash when changing video mode:
                    double free or corruption
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: xamaniqinqu at gmail.com
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: git
         Component: Drivers/Gallium/radeonsi
           Product: Mesa

Created attachment 104195
  --> https://bugs.freedesktop.org/attachment.cgi?id=104195&action=edit
GDB backtrace of Dosbox crash.

Overview:
    SDL applications crash when changing video mode, "corrupted double-linked
list" and "double free or corruption" are printed to stderr. The applications
tested are Dosbox and Enemy Territory: Quake Wars.

Steps to reproduce:
    1) Install an abandonware game such as Commander Keen 4 
    2) Run it in Dosbox
    3) Depending on the game, press a key to start the game proper

Actual results:
    The application crashes upon changing video mode.

Expected results:
    The application changes video mode without causing a crash.

Build date and platform:
    Build date of all components: 2014-08-07
    Platform: Gentoo GNU/Linux x86_64
    Linux kernel version: 3.16

Additional information:
    Bisecting revealed the culprit commit to be
"58d2afa2232060b88f9c444ce7a0d6e63c841bb2: radeonsi: fix leaking the bound
state on destruction v2". See attachments for backtraces.

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