[Bug 17701] New: X server lockup on resume

[<bug...@fr...>]

http://bugs.freedesktop.org/show_bug.cgi?id=17701

           Summary: X server lockup on resume
           Product: Mesa
           Version: unspecified
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/DRI/i915
        AssignedTo: dri...@li...
        ReportedBy: am...@st...


amd64
Mesa 7.2
Xorg-server-1.5.0
xf86-video-intel-2.4.2

Getting following lockup on resume:

[snip]
(II) AIGLX: Loaded and initialized /usr/lib64/dri/i915_dri.so
(II) GLX: Initialized DRI GL provider for screen 0
(II) intel(0): Setting screen physical size to 246 x 185
Error in I830WaitLpRing(), timeout for 2 seconds
pgetbl_ctl: 0x3ffc0001 getbl_err: 0x00000000
ipeir: 0x00000000 iphdr: 0x0a216465
LP ring tail: 0x0001fff0 head: 0x00000000 len: 0x0001f001 start 0x00000000
eir: 0x0000 esr: 0x0000 emr: 0xffff
instdone: 0xffc1 instpm: 0x0000
memmode: 0x0000010f instps: 0x002014ca
hwstam: 0xfffe ier: 0x0002 imr: 0x0000 iir: 0x00a0
Ring at virtual 0x7faaec591000 head 0x0 tail 0x1fff0 count 32764
Ring at virtual 0x7faaec591000 head 0x0 tail 0x1fff0 count 32764
Ring at virtual 0x7faaec591000 head 0x0 tail 0x1fff0 count 32764
Ring at virtual 0x7faaec591000 head 0x0 tail 0x1fff0 count 32764
Ring at virtual 0x7faaec591000 head 0x0 tail 0x1fff0 count 32764
        0001ff0c: 00c00000      Reserved 01                              1
        0001ff10: 54f00006      XY_SRC_COPY_BLT                          8
        0001ff14: 03cc1000
... skipping ...
        0001ffe8: 00000010
        0001ffec: 00c00000
        0001fff0: 00000000      MI_NOOP                                  1
        0001fff4: 00000000      MI_NOOP                                  1
        0001fff8: 00000000      MI_NOOP                                  1
        0001fffc: 00000000      MI_NOOP                                  1
Ring end
space: 8 wanted 32
(II) intel(0): [drm] removed 1 reserved context for kernel
(II) intel(0): [drm] unmapping 8192 bytes of SAREA 0x1efff000 at 0x7fab006a5000
(II) intel(0): [drm] Closed DRM master.

Fatal server error:
lockup

(II) AIGLX: Suspending AIGLX clients for VT switch

Backtrace:
0: /usr/bin/X(xf86SigHandler+0x65) [0x482615]
1: /lib/libc.so.6 [0x7faafe4442c0]
2: /usr/lib64/xorg/modules/extensions//libdri.so(DRILock+0xab) [0x7faafd4d5c6b]
3: /usr/lib64/xorg/modules/drivers//intel_drv.so [0x7faafd064357]
4: /usr/bin/X(AbortDDX+0x89) [0x468809]
5: /usr/bin/X(AbortServer+0x18) [0x4f6538]
6: /usr/bin/X(FatalError+0xd5) [0x4f6ba5]
7: /usr/lib64/xorg/modules/drivers//intel_drv.so(I830WaitLpRing+0x1f1)
[0x7faafd056b61]
8: /usr/lib64/xorg/modules/drivers//intel_drv.so [0x7faafd07d83f]
9: /usr/lib64/xorg/modules//libexa.so(exaFillRegionTiled+0x3a5)
[0x7faafc5987f5]
10: /usr/lib64/xorg/modules//libexa.so [0x7faafc598d3f]
11: /usr/bin/X [0x52d826]
12: /usr/bin/X(miPaintWindow+0x1fd) [0x4cd27d]
13: /usr/bin/X(miWindowExposures+0x132) [0x4cd5d2]
14: /usr/lib64/xorg/modules/extensions//libdri.so(DRIWindowExposures+0x8d)
[0x7faafd4d4bbd]
15: /usr/bin/X [0x489e60]
16: /usr/bin/X(MapWindow+0x2a9) [0x4387c9]
17: /usr/bin/X(main+0x409) [0x433379]
18: /lib/libc.so.6(__libc_start_main+0xe6) [0x7faafe430486]
19: /usr/bin/X(FontFileCompleteXLFD+0x269) [0x4327a9]

FatalError re-entered, aborting
Caught signal 11.  Server aborting


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