Attachment 10494 Details for Bug 11237 – gdb session when X server crashes at shutdown

gdb session when X server crashes at shutdown

savage-segfault.gdb (text/plain), 8.15 KB, created by Tormod Volden on 2007-06-28 14:25:13 UTC

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Creator: Tormod Volden

Created: 2007-06-28 14:25:13 UTC

Size: 8.15 KB

patch

obsolete

>GNU gdb 6.6-debian
>Copyright (C) 2006 Free Software Foundation, Inc.
>GDB is free software, covered by the GNU General Public License, and you are
>welcome to change it and/or distribute copies of it under certain conditions.
>Type "show copying" to see the conditions.
>There is absolutely no warranty for GDB.  Type "show warranty" for details.
>This GDB was configured as "i486-linux-gnu"...
>(no debugging symbols found)
>Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
>Attaching to program: /usr/bin/Xorg, process 4919
>Reading symbols from /lib/tls/i686/cmov/libdl.so.2...(no debugging symbols found)...done.
>Loaded symbols for /lib/tls/i686/cmov/libdl.so.2
>Reading symbols from /usr/lib/libXfont.so.1...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libXfont.so.1
>Reading symbols from /usr/lib/libXau.so.6...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libXau.so.6
>Reading symbols from /usr/lib/libfontenc.so.1...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libfontenc.so.1
>Reading symbols from /usr/lib/libXdmcp.so.6...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libXdmcp.so.6
>Reading symbols from /lib/tls/i686/cmov/libm.so.6...(no debugging symbols found)...done.
>Loaded symbols for /lib/tls/i686/cmov/libm.so.6
>Reading symbols from /lib/libgcc_s.so.1...
>(no debugging symbols found)...done.
>Loaded symbols for /lib/libgcc_s.so.1
>Reading symbols from /lib/tls/i686/cmov/libc.so.6...(no debugging symbols found)...done.
>Loaded symbols for /lib/tls/i686/cmov/libc.so.6
>Reading symbols from /lib/ld-linux.so.2...
>(no debugging symbols found)...done.
>Loaded symbols for /lib/ld-linux.so.2
>Reading symbols from /usr/lib/libfreetype.so.6...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libfreetype.so.6
>Reading symbols from /usr/lib/libz.so.1...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libz.so.1
>Reading symbols from /usr/lib/xorg/modules/libpcidata.so...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules//libpcidata.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libextmod.so...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libextmod.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libdbe.so...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libdbe.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libglx.so...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libglx.so
>Reading symbols from /usr/lib/xorg/modules/fonts/libfreetype.so...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules//fonts/libfreetype.so
>Reading symbols from /usr/lib/xorg/modules/fonts/libtype1.so...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules//fonts/libtype1.so
>Reading symbols from /usr/lib/xorg/modules/extensions/librecord.so...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//librecord.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libdri.so...
>(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libdri.so
>Reading symbols from /usr/lib/libdrm.so.2...(no debugging symbols found)...done.
>Loaded symbols for /usr/lib/libdrm.so.2
>Reading symbols from /usr/lib/xorg/modules/drivers/savage_drv.so...done.
>Loaded symbols for /usr/lib/xorg/modules/drivers//savage_drv.so
>Reading symbols from /usr/lib/xorg/modules/input/kbd_drv.so...done.
>Loaded symbols for /usr/lib/xorg/modules/input//kbd_drv.so
>Reading symbols from /usr/lib/xorg/modules/input/mouse_drv.so...done.
>Loaded symbols for /usr/lib/xorg/modules/input//mouse_drv.so
>Reading symbols from /usr/lib/xorg/modules/input/wacom_drv.so...done.
>Loaded symbols for /usr/lib/xorg/modules/input//wacom_drv.so
>Reading symbols from /usr/lib/xorg/modules/libvgahw.so...done.
>Loaded symbols for /usr/lib/xorg/modules//libvgahw.so
>Reading symbols from /usr/lib/xorg/modules/libvbe.so...done.
>Loaded symbols for /usr/lib/xorg/modules//libvbe.so
>Reading symbols from /usr/lib/xorg/modules/libint10.so...done.
>Loaded symbols for /usr/lib/xorg/modules//libint10.so
>Reading symbols from /usr/lib/xorg/modules/libfb.so...done.
>Loaded symbols for /usr/lib/xorg/modules//libfb.so
>Reading symbols from /usr/lib/xorg/modules/libxaa.so...done.
>Loaded symbols for /usr/lib/xorg/modules//libxaa.so
>Reading symbols from /usr/lib/dri/savage_dri.so...done.
>Loaded symbols for /usr/lib/dri/savage_dri.so
>Reading symbols from /lib/tls/i686/cmov/libpthread.so.0...done.
>[Thread debugging using libthread_db enabled]
>[New Thread -1211234624 (LWP 4919)]
>Loaded symbols for /lib/tls/i686/cmov/libpthread.so.0
>Reading symbols from /usr/lib/libexpat.so.1...done.
>Loaded symbols for /usr/lib/libexpat.so.1
>Failed to read a valid object file image from memory.
>0xffffe410 in ??
>    ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>[Switching to Thread -1211234624 (LWP 4919)]
>0xffffe410 in ?? ()
>(gdb) where
>#0  0xffffe410 in ?? ()
>#1  0xbffb0378 in ?? ()
>#2  0x00000001 in ?? ()
>#3  0xbffb03f4 in ?? ()
>#4  0xb7e2a208 in writev () from /lib/tls/i686/cmov/libc.so.6
>#5  0x081c0b2e in ?? ()
>#6  0x00000013 in ?? ()
>#7  0xbffb03f4 in ?? ()
>#8  0x00000001 in ?? ()
>#9  0x081e0e80 in ?? ()
>#10 0x0842ff20 in ?? ()
>#11 0x081e0e80 in ?? ()
>#12 0xbffb03b8 in ?? ()
>#13 0x081bf82f in _XSERVTransWritev ()
>Backtrace stopped: frame did not save the PC
>(gdb) cont
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>0xffffe410 in ?? ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>0xffffe410 in ?? ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>0xffffe410 in ?? ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>0xffffe410 in ?? ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>0xffffe410 in ?? ()
>(gdb) handle SIGPIPE nostop
>Signal        Stop      Print   Pass to program Description
>SIGPIPE       No        Yes     Yes             Broken pipe
>(gdb) cont~
>Not stopped at any breakpoint; argument ignored.
>Continuing.
>
>Program received signal SIGPIPE, Broken pipe.
>
>Program received signal SIGTERM, Terminated.
>0xffffe410 in ?? ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGSEGV, Segmentation fault.
>0xb7bcea49 in ShadowWait (psav=0x820e3d8) at ../../src/savage_driver.c:559
>559         while(
>(gdb) where
>#0  0xb7bcea49 in ShadowWait (psav=0x820e3d8) at ../../src/savage_driver.c:559
>#1  0xb7bd93f1 in SavageGEReset (pScrn=0x820d348, from_timeout=0, line=2602, 
>    file=0xb7be926c "../../src/savage_driver.c")
>    at ../../src/savage_driver.c:4246
>#2  0xb7bd4781 in SavageWriteMode (pScrn=0x820d348, vgaSavePtr=0x820dd24, 
>    restore=0x820e3d8, Entering=0) at ../../src/savage_driver.c:2602
>#3  0xb7bd81bb in SavageCloseScreen (scrnIndex=0, pScreen=0x8210930)
>    at ../../src/savage_driver.c:3860
>#4  0x080c7691 in ?? ()
>#5  0x00000000 in ?? ()
>(gdb) list
>554             psav->ShadowCounter++; /* 0 is reserved for the BIOS
>555                                       to avoid confusion in the DRM */
>556         BCI_SEND( psav->dwBCIWait2DIdle );
>557         BCI_SEND( 0x98000000 + psav->ShadowCounter );
>558
>559         while(
>560             (int)(psav->ShadowVirtual[psav->eventStatusReg] & 0xffff) !=
>561             psav->ShadowCounter && (loop++ < MAXLOOP)
>562         )
>563             ;
>(gdb) print psav
>$1 = (SavagePtr) 0x820e3d8
>(gdb) print psav->ShadowCounter
>$2 = 5610
>(gdb) print psav->eventStatusReg
>$3 = 1
>(gdb) print psav->ShadowVirtual[1]
>Cannot access memory at address 0x4
>(gdb) print psav->ShadowVirtual
>$4 = (volatile CARD32 *) 0x0
>(gdb) cont
>Continuing.
>
>Program received signal SIGSEGV, Segmentation fault.
>0xb7bcaac2 in SavageAccelSync (pScrn=0x82586f0) at ../../src/savage_xaa.c:355
>355         psav->WaitIdleEmpty(psav);
>(gdb) list
>350     /* The sync function for the GE */
>351     void
>352     SavageAccelSync(ScrnInfoPtr pScrn)
>353     {
>354         SavagePtr psav = SAVPTR(pScrn);
>355         psav->WaitIdleEmpty(psav);
>356     }
>357
>358
>359     /*
>(gdb) print psav
>$5 = (SavagePtr) 0x0
>(gdb) cont
>Continuing.
>
>Program terminated with signal SIGSEGV, Segmentation fault.
>The program no longer exists.
>(gdb) quit
>

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Attachments on bug 11237: 10257 | 10258 | 10494 | 10495 | 10613

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