https://bugs.kde.org/show_bug.cgi?id=363251
Bug ID: 363251
Summary: Changed Rendering Backend kwin --reload crash
Product: kwin
Version: 5.5.5
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: [email protected]
Reporter: [email protected]
Application: kwin_x11 (5.5.5)
Qt Version: 5.5.1
Operating System: Linux 4.4.0-22-generic x86_64
Distribution: Ubuntu 16.04 LTS
-- Information about the crash:
- What I was doing when the application crashed:
I changed my Compositor rendering backend from OpenGL 3.1 (GLX) to XRender. I
hit Apply. Then I switched to OpenGL 2.0. Then I press Alt+F2 and typed kwin
--replace
The crash does not seem to be reproducible.
-- Backtrace:
Application: KWin (kwin_x11), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6b1fa90940 (LWP 5782))]
Thread 2 (Thread 0x7f6aed421700 (LWP 5789)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f6b1ccd0bd4 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007f6b1ccd0c19 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007f6b194fc6fa in start_thread (arg=0x7f6aed421700) at
pthread_create.c:333
#4 0x00007f6b1f580b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f6b1fa90940 (LWP 5782)):
[KCrash Handler]
#6 0x00007f6b1f4af418 in __GI_raise (sig=sig@entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#7 0x00007f6b1f4b101a in __GI_abort () at abort.c:89
#8 0x00007f6b1f4f172a in __libc_message (do_abort=do_abort@entry=2,
fmt=fmt@entry=0x7f6b1f60a6b0 "*** Error in `%s': %s: 0x%s ***\n") at
../sysdeps/posix/libc_fatal.c:175
#9 0x00007f6b1f4f9f4a in malloc_printerr (ar_ptr=<optimized out>,
ptr=<optimized out>, str=0x7f6b1f60a7e0 "double free or corruption (!prev)",
action=3) at malloc.c:5007
#10 _int_free (av=<optimized out>, p=<optimized out>, have_lock=1) at
malloc.c:3868
#11 0x00007f6b1f4fca99 in _int_realloc (av=av@entry=0x7f6b1f83db20
<main_arena>, oldp=oldp@entry=0xfff4f0, oldsize=oldsize@entry=240,
nb=nb@entry=272) at malloc.c:4359
#12 0x00007f6b1f4fddb9 in __GI___libc_realloc (oldmem=0xfff500, bytes=256) at
malloc.c:3046
#13 0x00007f6b108082c6 in ?? () from
/usr/lib/x86_64-linux-gnu/tls/libnvidia-tls.so.361.42
#14 0x00007f6b1d88d7b7 in get_index (c=0xff2920, c=0xff2920, idx=8) at
../../src/xcb_ext.c:52
#15 get_lazyreply (c=c@entry=0xff2920, ext=ext@entry=0x7f6b1ac8c050
<xcb_render_id>) at ../../src/xcb_ext.c:74
#16 0x00007f6b1d88d843 in xcb_get_extension_data (c=c@entry=0xff2920,
ext=0x7f6b1ac8c050 <xcb_render_id>) at ../../src/xcb_ext.c:95
#17 0x00007f6b1d88b527 in xcb_send_request64 (c=0xff2920, flags=flags@entry=0,
vector=vector@entry=0x7ffcdbd14ae0, req=req@entry=0x7f6b1ac8bc40 <xcb_req>) at
../../src/xcb_out.c:204
#18 0x00007f6b1d88b969 in xcb_send_request (c=<optimized out>,
flags=flags@entry=0, vector=vector@entry=0x7ffcdbd14ae0,
req=req@entry=0x7f6b1ac8bc40 <xcb_req>) at ../../src/xcb_out.c:292
#19 0x00007f6b1aa873ab in xcb_render_free_picture (c=<optimized out>,
picture=<optimized out>) at render.c:1157
#20 0x00007f6b1d0cb690 in KWin::XRenderPictureData::~XRenderPictureData
(this=<optimized out>, __in_chrg=<optimized out>) at
/build/kwin-2AFxJo/kwin-5.5.5/libkwineffects/kwinxrenderutils.cpp:154
#21 0x00007f6b1f1297b4 in
QExplicitlySharedDataPointer<KWin::XRenderPictureData>::~QExplicitlySharedDataPointer
(this=<optimized out>, __in_chrg=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qshareddata.h:156
#22 KWin::XRenderPicture::~XRenderPicture (this=<optimized out>,
__in_chrg=<optimized out>) at
/build/kwin-2AFxJo/kwin-5.5.5/libkwineffects/kwinxrenderutils.h:66
#23 0x00007f6b1f4b3fe8 in __run_exit_handlers (status=0, listp=0x7f6b1f83d5f8
<__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:82
#24 0x00007f6b1f4b4035 in __GI_exit (status=<optimized out>) at exit.c:104
#25 0x00007f6b1f49a837 in __libc_start_main (main=0x400780 <main(int, char**)>,
argc=2, argv=0x7ffcdbd14c58, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffcdbd14c48) at ../csu/libc-start.c:325
#26 0x00000000004007b9 in _start ()
Possible duplicates by query: bug 354434, bug 349754, bug 348699, bug 348624.
Reported using DrKonqi
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