[Bug 40216] New: X crashes when I open some specific pictures in Firefox. I can reproduce this at reliably.

[bugzilla-daemon@freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=40216

           Summary: X crashes when I open some specific pictures in
                    Firefox. I can reproduce this at reliably.
           Product: DRI
           Version: XOrg CVS
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: DRM/Radeon
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: skoutstaal@xs4all.nl


Created an attachment (id=50368)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=50368)
Xorg.0.log with crash.

**Relavant lines in the log file;

[146065.387]
Backtrace:
[146065.387] 0: /usr/bin/X (xorg_backtrace+0x3b) [0x80eab8b]
[146065.387] 1: /usr/bin/X (0x8048000+0x5fb38) [0x80a7b38]
[146065.387] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xd1440c]
[146065.387] 3: /usr/lib/xorg/modules/drivers/radeon_drv.so (0x746000+0xa29f1)
[0x7e89f1]
[146065.387] 4: /usr/lib/xorg/modules/libexa.so (0x15e000+0x8f4f) [0x166f4f]
[146065.387] 5: /usr/bin/X (0x8048000+0xe2905) [0x812a905]
[146065.387] 6: /usr/bin/X (0x8048000+0x24988) [0x806c988]
[146065.387] 7: /usr/bin/X (0x8048000+0x28167) [0x8070167]
[146065.387] 8: /usr/bin/X (0x8048000+0x1a81c) [0x806281c]
[146065.387] 9: /lib/i386-linux-gnu/libc.so.6 (__libc_start_main+0xe7)
[0x53ee37]
[146065.388] 10: /usr/bin/X (0x8048000+0x1a411) [0x8062411]
[146065.388] Bus error at address 0xb36d7008
[146065.388]
Caught signal 7 (Bus error). Server aborting
[146065.388]


**My display adapter, according to lspci
01:00.0 VGA compatible controller: ATI Technologies Inc M64-S [Mobility Radeon
X2300]

**radeon-related dmesg messages
# dmesg | grep -i radeon
[   15.353469] [drm] radeon defaulting to kernel modesetting.
[   15.353471] [drm] radeon kernel modesetting enabled.
[   15.353525] radeon 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[   15.353531] radeon 0000:01:00.0: setting latency timer to 64
[   15.354812] radeon 0000:01:00.0: VRAM: 128M 0x0000000000000000 -
0x0000000007FFFFFF (128M used)
[   15.354815] radeon 0000:01:00.0: GTT: 512M 0x0000000008000000 -
0x0000000027FFFFFF
[   15.354868] radeon 0000:01:00.0: irq 46 for MSI/MSI-X
[   15.354873] radeon 0000:01:00.0: radeon: using MSI.
[   15.354895] [drm] radeon: irq initialized.
[   15.359633] [drm] radeon: 128M of VRAM memory ready
[   15.359635] [drm] radeon: 512M of GTT memory ready.
[   15.361088] [drm] radeon: 1 quad pipes, 1 z pipes initialized.
[   15.362373] radeon 0000:01:00.0: WB enabled
[   15.409831] [drm] radeon: ring at 0x0000000008001000
[   15.410001] [drm] radeon: ib pool ready.
[   15.414531] [drm] Radeon Display Connectors
[   15.541601] [drm] radeon: power management initialized
[   15.775058] fbcon: radeondrmfb (fb0) is primary device
[   15.775648] fb0: radeondrmfb frame buffer device
[   15.775656] [drm] Initialized radeon 2.8.0 20080528 for 0000:01:00.0 on
minor 0

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