Bug#856140: /usr/lib/xorg/Xorg: Xorg crashes sometimes or often when making a screenshot
On 26/02/17 12:01 AM, Aleksej wrote:
> Package: xserver-xorg-core
> Version: 2:1.19.1-4
> Severity: important
> File: /usr/lib/xorg/Xorg
>
> Dear Maintainer,
>
> *** Reporter, please consider answering these questions, where appropriate ***
>
> When making a screenshot using Shutter or KSnapshot, Xorg can crash.
> It has happened once in a while during the recent days or weeks, but I don't
> make screenshots every day.
> Today I am running Blender and Document Viewer, and making screenshots
> from both. Xorg has crashed many times already.
>
> There seems to be no trace of it in the log files. All I have is a photo of
> the screen of what stayed on tty7 after the desktop manager appeared elsewhere.
>
> I typed down the first lines from it (there are about 7.5 lines after
> "Memory map:"):
>
> ===================================================
> *** Error in '/usr/lib/xorg/Xorg': double free or corruption (!prev):
> 0x0000559b966ee950 ***
>
> ======= Backtrace: =========
> /lib/x86_64-linux-gnu/libc.so.6(+0x70bcb)[0x7ff093f17bcb]
> /lib/x86_64-linux-gnu/libc.so.6(+0x76f96)[0x7ff093f1df96]
> /usr/lib/xorg/Xorg(+0x1bc500)[0x559b93e88500]
> /usr/lib/xorg/Xorg(WriteToClient+0x16f)[0x559b93e8884f]
> /usr/lib/xorg/Xorg(ProcGetInputFocus+0xd9)[0x559b93d2ebc9]
> /usr/lib/xorg/Xorg(+0x54515)[0x559b93d20515]
> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1)[0x7ff093ec72b1]
> /usr/lib/xorg/Xorg(_start+0x2a)[0x559b93d0e14a]
>
> ======= Memory map: ========
> 559b93ccc000-559b93f0f000 r-xp 00000000 fe:00 2228557
> /usr/lib/xorg/Xorg
>
> ===================================================
[...]
> P: /devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/0003:056A:0015.0001/input/input5/mouse1
> N: input/mouse1
> S: input/by-id/usb-WACOM_CTE-440-U_V4.0-3-mouse
> S: input/by-path/pci-0000:00:14.0-usb-0:3:1.0-mouse
> E: DEVLINKS=/dev/input/by-path/pci-0000:00:14.0-usb-0:3:1.0-mouse /dev/input/by-id/usb-WACOM_CTE-440-U_V4.0-3-mouse
> E: DEVNAME=/dev/input/mouse1
> E: DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3:1.0/0003:056A:0015.0001/input/input5/mouse1
> E: ID_BUS=usb
> E: ID_INPUT=1
> E: ID_INPUT_TABLET=1
> E: ID_MODEL=CTE-440-U_V4.0-3
> E: ID_MODEL_ENC=CTE-440-U\x20V4.0-3
> E: ID_MODEL_ID=0015
> E: ID_PATH=pci-0000:00:14.0-usb-0:3:1.0
> E: ID_PATH_TAG=pci-0000_00_14_0-usb-0_3_1_0
> E: ID_REVISION=0403
> E: ID_SERIAL=WACOM_CTE-440-U_V4.0-3
> E: ID_TYPE=hid
> E: ID_USB_DRIVER=usbhid
> E: ID_USB_INTERFACES=:030102:
> E: ID_USB_INTERFACE_NUM=00
> E: ID_VENDOR=WACOM
> E: ID_VENDOR_ENC=WACOM
> E: ID_VENDOR_ID=056a
> E: MAJOR=13
> E: MINOR=33
> E: SUBSYSTEM=input
> E: USEC_INITIALIZED=6903198
This is an xserver-xorg-input-wacom bug, fixed by
https://sourceforge.net/p/linuxwacom/mailman/message/35683033/ .
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
Reply to: