Attachment 25638 Details for Bug 21630 – GDB "bt full" showing the xserver SEGV that the barcode reader causes

GDB "bt full" showing the xserver SEGV that the barcode reader causes

gdb-Xorg.txt (text/plain), 9.94 KB, created by martin on 2009-05-08 04:41:03 UTC

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Creator: martin

Created: 2009-05-08 04:41:03 UTC

Size: 9.94 KB

patch

obsolete

>GNU gdb 6.8-debian
>Copyright (C) 2008 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "i486-linux-gnu"...
>(gdb) attach 4704
>Attaching to program: /usr/bin/Xorg, process 4704
>Reading symbols from /usr/lib/libpciaccess.so.0...done.
>Loaded symbols for /usr/lib/libpciaccess.so.0
>Reading symbols from /lib/tls/i686/cmov/libdl.so.2...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libdl-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libdl.so.2
>Reading symbols from /lib/tls/i686/cmov/libpthread.so.0...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libpthread-2.9.so...done.
>[Thread debugging using libthread_db enabled]
>[New Thread 0xb7a6d6d0 (LWP 4704)]
>done.
>Loaded symbols for /lib/tls/i686/cmov/libpthread.so.0
>Reading symbols from /usr/lib/libXfont.so.1...done.
>Loaded symbols for /usr/lib/libXfont.so.1
>Reading symbols from /usr/lib/libXau.so.6...done.
>Loaded symbols for /usr/lib/libXau.so.6
>Reading symbols from /usr/lib/libfontenc.so.1...done.
>Loaded symbols for /usr/lib/libfontenc.so.1
>Reading symbols from /usr/lib/libpixman-1.so.0...done.
>Loaded symbols for /usr/lib/libpixman-1.so.0
>Reading symbols from /usr/lib/libhal.so.1...done.
>Loaded symbols for /usr/lib/libhal.so.1
>Reading symbols from /lib/libdbus-1.so.3...done.
>Loaded symbols for /lib/libdbus-1.so.3
>Reading symbols from /usr/lib/libXdmcp.so.6...done.
>Loaded symbols for /usr/lib/libXdmcp.so.6
>Reading symbols from /lib/i686/cmov/libssl.so.0.9.8...done.
>Loaded symbols for /lib/i686/cmov/libssl.so.0.9.8
>Reading symbols from /lib/i686/cmov/libcrypto.so.0.9.8...done.
>Loaded symbols for /lib/i686/cmov/libcrypto.so.0.9.8
>Reading symbols from /lib/tls/i686/cmov/libm.so.6...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libm-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libm.so.6
>Reading symbols from /lib/tls/i686/cmov/librt.so.1...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/librt-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/librt.so.1
>Reading symbols from /lib/libgcc_s.so.1...done.
>Loaded symbols for /lib/libgcc_s.so.1
>Reading symbols from /lib/tls/i686/cmov/libc.so.6...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libc-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libc.so.6
>Reading symbols from /lib/libz.so.1...done.
>Loaded symbols for /lib/libz.so.1
>Reading symbols from /lib/ld-linux.so.2...Reading symbols from /usr/lib/debug/lib/ld-2.9.so...done.
>done.
>Loaded symbols for /lib/ld-linux.so.2
>Reading symbols from /usr/lib/libfreetype.so.6...done.
>Loaded symbols for /usr/lib/libfreetype.so.6
>Reading symbols from /usr/lib/libsmbios.so.2...done.
>Loaded symbols for /usr/lib/libsmbios.so.2
>Reading symbols from /usr/lib/libstdc++.so.6...done.
>Loaded symbols for /usr/lib/libstdc++.so.6
>Reading symbols from /usr/lib/xorg/modules/extensions/libextmod.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libextmod.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libextmod.so
>Reading symbols from /usr/lib/xorg/modules/libint10.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/libint10.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules//libint10.so
>Reading symbols from /usr/lib/xorg/modules/libvbe.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/libvbe.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules//libvbe.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libglx.so...done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libglx.so
>Reading symbols from /usr/lib/libGLcore.so.1...done.
>Loaded symbols for /usr/lib/libGLcore.so.1
>Reading symbols from /usr/lib/tls/libnvidia-tls.so.1...done.
>Loaded symbols for /usr/lib/tls/libnvidia-tls.so.1
>Reading symbols from /usr/lib/xorg/modules/drivers/v4l_drv.so...done.
>Loaded symbols for /usr/lib/xorg/modules/drivers//v4l_drv.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libdbe.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdbe.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libdbe.so
>Reading symbols from /usr/lib/xorg/modules/extensions/librecord.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/librecord.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//librecord.so
>Reading symbols from /usr/lib/xorg/modules/extensions/libdri.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdri.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libdri.so
>Reading symbols from /usr/lib/libdrm.so.2...done.
>Loaded symbols for /usr/lib/libdrm.so.2
>Reading symbols from /usr/lib/xorg/modules/extensions/libdri2.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/extensions/libdri2.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules/extensions//libdri2.so
>Reading symbols from /usr/lib/xorg/modules/drivers/nvidia_drv.so...done.
>Loaded symbols for /usr/lib/xorg/modules/drivers//nvidia_drv.so
>Reading symbols from /usr/lib/xorg/modules/libfb.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/libfb.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules//libfb.so
>Reading symbols from /usr/lib/xorg/modules/libwfb.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/libwfb.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules//libwfb.so
>Reading symbols from /usr/lib/xorg/modules/input/evdev_drv.so...Reading symbols from /usr/lib/debug/usr/lib/xorg/modules/input/evdev_drv.so...done.
>done.
>Loaded symbols for /usr/lib/xorg/modules/input//evdev_drv.so
>Reading symbols from /lib/tls/i686/cmov/libnss_compat.so.2...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libnss_compat-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libnss_compat.so.2
>Reading symbols from /lib/tls/i686/cmov/libnsl.so.1...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libnsl-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libnsl.so.1
>Reading symbols from /lib/tls/i686/cmov/libnss_nis.so.2...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libnss_nis-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libnss_nis.so.2
>Reading symbols from /lib/tls/i686/cmov/libnss_files.so.2...Reading symbols from /usr/lib/debug/lib/tls/i686/cmov/libnss_files-2.9.so...done.
>done.
>Loaded symbols for /lib/tls/i686/cmov/libnss_files.so.2
>0xb80c6430 in __kernel_vsyscall ()
>(gdb) cont
>Continuing.
>
>Program received signal SIGSEGV, Segmentation fault.
>[Switching to Thread 0xb7a6d6d0 (LWP 4704)]
>updateSlaveDeviceCoords (master=0x995c258, pDev=0x99e87f8)
>    at ../../dix/getevents.c:168
>168	../../dix/getevents.c: No such file or directory.
>	in ../../dix/getevents.c
>(gdb) backtrace full
>#0  updateSlaveDeviceCoords (master=0x995c258, pDev=0x99e87f8)
>    at ../../dix/getevents.c:168
>	scr = (ScreenPtr) 0x0
>	i = <value optimized out>
>	lastSlave = <value optimized out>
>#1  0x080a0958 in GetKeyboardValuatorEvents (events=0x95ad238, pDev=0x99e87f8, 
>    type=2, key_code=13, first_valuator=0, num_valuators=0, valuators=0x0)
>    at ../../dix/getevents.c:541
>	numEvents = <value optimized out>
>	ms = <value optimized out>
>	sym = 52
>	kbp = <value optimized out>
>#2  0x080a0cda in GetKeyboardEvents (events=0x95ad238, pDev=0x99e87f8, type=2, 
>    key_code=13) at ../../dix/getevents.c:743
>No locals.
>#3  0x080d817b in xf86PostKeyboardEvent (device=0x99e87f8, key_code=13, 
>    is_down=1) at ../../../../hw/xfree86/common/xf86Xinput.c:931
>	nevents = <value optimized out>
>	i = <value optimized out>
>	pointer = (DeviceIntPtr) 0x995be98
>#4  0xb58893db in EvdevReadInput (pInfo=0x99b6de0) at ../../src/evdev.c:256
>	ev = {time = {tv_sec = 1241755265, tv_usec = 788288}, type = 1, 
>  code = 5, value = 1}
>	len = <value optimized out>
>	value = 1
>	dx = 0
>	dy = 0
>	abs = 0
>	button = 0
>	pEvdev = (EvdevPtr) 0x99e7ce0
>#5  0x080c7da7 in xf86SigioReadInput (fd=30, closure=0x99b6de0)
>    at ../../../../hw/xfree86/common/xf86Events.c:311
>	errno_save = 11
>	sigstate = 1
>#6  0x080b82cc in xf86SIGIO (sig=29)
>    at ../../../../../hw/xfree86/os-support/linux/../shared/sigio.c:114
>	i = 1
>	ready = {fds_bits = {1073741824, 0 <repeats 31 times>}}
>	to = {tv_sec = 0, tv_usec = 0}
>	save_errno = 11
>	r = 1
>#7  <signal handler called>
>No symbol table info available.
>#8  0xb80c6430 in __kernel_vsyscall ()
>No symbol table info available.
>#9  0xb7d5e77d in ___newselect_nocancel () from /lib/tls/i686/cmov/libc.so.6
>No locals.
>#10 0x081329f0 in WaitForSomething (pClientsReady=0x99b3398)
>    at ../../os/WaitFor.c:228
>	i = <value optimized out>
>	waittime = {tv_sec = 59, tv_usec = 249118}
>	wt = (struct timeval *) 0xbfbe3600
>	timeout = <value optimized out>
>	clientsReadable = {fds_bits = {0 <repeats 32 times>}}
>	clientsWritable = {fds_bits = {163428176, -1213807560, 163429268, 
>    136208372, 163428200, 157825752, 157825752, 157950132, 2, 32, 2, 
>    -1210183692, -1210179264, 163431936, -1078053544, -1211157066, 
>    -1210179264, 163431936, 163431928, 136208372, 163431936, 163153512, 
>    -1078053528, 135499809, 163431936, 136208372, -1078053464, 134696004, 
>    163431936, 23069101, -1078053464, 4096}}
>	curclient = <value optimized out>
>	selecterr = 2264
>	nready = <value optimized out>
>	devicesReadable = {fds_bits = {163428176, -1235542028, -1078053720, 
>    -1235570038, 163428176, 163428176, -1078053720, 135499809, -1231418896, 
>    157825752, 163428200, -1232039351, 163428176, -1231312192, -1211159436, 
>    134688279, 162560600, 157830496, -1211159436, 136208372, 163429260, 
>    157825752, -1078053640, 135788002, 163428176, 136274600, 163431936, 
>    -1210179264, 1, 32, -1078053576, -1213853672}}
>	now = 429526
>	someReady = 0
>#11 0x0808d2be in Dispatch () at ../../dix/dispatch.c:367
>	result = 0
>	client = (ClientPtr) 0x9b079d0
>	nready = -1
>	start_tick = 360
>#12 0x080722ed in main (argc=10, argv=0xbfbe3754, envp=0x0)
>    at ../../dix/main.c:397
>	i = <value optimized out>
>	alwaysCheckForInput = {0, 1}
>(gdb)

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Attachments on bug 21630: 25633 | 25634 | 25635 | 25636 | 25637 | 25638 | 25788 | 25860

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