https://bugs.freedesktop.org/show_bug.cgi?id=55980
--- Comment #2 from Ge@@ru <gea...@gmail.com> --- With gdb problem is happens after 5/6 resolutions change (I thinks that could be relative to a delay required on driver to do this syscall). However, after these resize this is gdb backtrace: Program received signal SIGSEGV, Segmentation fault. 0x00007f46ee14f860 in ?? () from /lib64/libc.so.6 (gdb) bt #0 0x00007f46ee14f860 in ?? () from /lib64/libc.so.6 #1 0x00007f46ec40eb75 in exaMemcpyBox (pbox=<optimized out>, src=<optimized out>, src_pitch=448, dst=<optimized out>, dst_pitch=436, pPixmap=<optimized out>) at /usr/include/bits/string3.h:52 #2 0x00007f46ec40eeb4 in exaCopyDirty (migrate=<optimized out>, pValidDst=0x1e6b8e0, pValidSrc=0x1e6b8f0, transfer=0x7f46eceb9513, fallback_index=1, sync=0x7f46ec40d9c0 <exaWaitSync>) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/exa/exa_migration_classic.c:240 #3 0x00007f46ec4117f0 in exaPrepareAccessReg_mixed (pPixmap=0x1e6b840, index=<optimized out>, pReg=0x0) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/exa/exa_migration_mixed.c:254 #4 0x00007f46ec41afe5 in ExaCheckPolyFillRect (pDrawable=0x20a7cc0, pGC=0x1b3e8d0, nrect=1, prect=0x200ad40) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/exa/exa_unaccel.c:311 #5 0x00007f46ec41455c in exaPolyFillRect (pDrawable=0x20a7cc0, pGC=0x1b3e8d0, nrect=1, prect=0x200ad40) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/exa/exa_accel.c:849 #6 0x00000000005057e7 in damagePolyFillRect (pDrawable=0x20a7cc0, pGC=0x1b3e8d0, nRects=1, pRects=0x200ad40) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/miext/damage/damage.c:1250 #7 0x000000000055ad9c in miPaintWindow (pWin=<optimized out>, prgn=<optimized out>, what=<optimized out>) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/mi/miexpose.c:641 #8 0x000000000055b01f in miWindowExposures (pWin=0x20a7cc0, prgn=0x22853c0, other_exposed=0x0) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/mi/miexpose.c:470 #9 0x0000000000487472 in xf86XVWindowExposures (pWin=0x20a7cc0, reg1=0x22853c0, reg2=<optimized out>) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/hw/xfree86/common/xf86xv.c:1171 #10 0x0000000000570756 in miHandleValidateExposures (pWin=0x1b3ea60) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/mi/miwindow.c:223 #11 0x0000000000461274 in SetRootClip (pScreen=0x1ad5230, enable=0) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/dix/window.c:3649 #12 0x00007f46ec40b9df in exaXorgEnableDisableFBAccess (pScrn=0x1ac93b0, enable=0) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/hw/xfree86/exa/examodule.c:100 #13 0x00000000004b0293 in xf86CursorEnableDisableFBAccess (pScrn=0x1ac93b0, enable=0) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/hw/xfree86/ramdac/xf86Cursor.c:226 #14 0x000000000046f2c5 in xf86VTSwitch () at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/hw/xfree86/common/xf86Events.c:441 #15 xf86Wakeup (blockData=<optimized out>, err=<optimized out>, pReadmask=<optimized out>) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/hw/xfree86/common/xf86Events.c:285 #16 0x0000000000438597 in WakeupHandler (result=1, pReadmask=0x80ea60) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/dix/dixutils.c:423 #17 0x0000000000575477 in WaitForSomething (pClientsReady=0x1c94740) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/os/WaitFor.c:224 #18 0x0000000000434339 in Dispatch () at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/dix/dispatch.c:357 #19 0x00000000004248fa in main (argc=10, argv=<optimized out>, envp=<optimized out>) at /var/tmp/portage/x11-base/xorg-server-1.13.0/work/xorg-server-1.13.0/dix/main.c:295 -- You are receiving this mail because: You are the assignee for the bug.
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