coredumpctl gdb 1920
PID: 1920 (kwin_wayland)
UID: 1000 (myname)
GID: 1000 (myname)
Signal: 11 (SEGV)
Timestamp: Sun 2021-04-04 09:10:40 CEST (7min ago)
Command Line: /usr/bin/kwin_wayland --xwayland --exit-with-session=/usr/lib/
x86_64-linux-gnu/libexec/startplasma-waylandsession
Executable: /usr/bin/kwin_wayland
Control Group: /user.slice/user-1000.slice/session-3.scope
Unit: session-3.scope
Slice: user-1000.slice
Session: 3
Owner UID: 1000 (myname)
Boot ID: 0ae3171f524a465e9acb992a202f814b
Machine ID: f72ae64cabdcedd770963755524c666b
Hostname: systemname
Storage: /var/lib/systemd/coredump/core.kwin_wayland.
1000.0ae3171f524a465e9acb992a202f814b.1920.1617520240000000.zst (truncated)
Message: Process 1920 (kwin_wayland) of user 1000 dumped core.
Stack trace of thread 1920:
#0 0x00007f65188b9268 n/a (n/a + 0x0)
GNU gdb (Debian 10.1-1.7) 10.1.90.20210103-git
Copyright (C) 2021 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 "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/bin/kwin_wayland...
(No debugging symbols found in /usr/bin/kwin_wayland)
BFD: warning: /tmp/user/1000/coredump-ySV5m6 is truncated: expected core file
size >= 2365169664, found: 2147483648
warning: Can't open file /memfd:wayland-cursor (deleted) during file-backed
mapping note processing
warning: Can't open file /memfd:wayland-shm (deleted) during file-backed mapping
note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file /tmp/#730 (deleted) during file-backed mapping note
processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file /tmp/#164 (deleted) during file-backed mapping note
processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file /run/user/1000/xwayland-shared-P4Yrw8 (deleted) during
file-backed mapping note processing
warning: Can't open file /run/user/1000/xwayland-shared-ioLr48 (deleted) during
file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file /memfd:JSGCHeap:QtQml (deleted) during file-backed
mapping note processing
warning: Can't open file /memfd:JSVMStack:QtQml (deleted) during file-backed
mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file /tmp/#110 (deleted) during file-backed mapping note
processing
warning: Can't open file /memfd:unknown-usage:QtQml (deleted) during file-backed
mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
warning: Can't open file anon_inode:i915.gem which was expanded to
anon_inode:i915.gem during file-backed mapping note processing
[New LWP 1920]
[New LWP 1921]
[New LWP 1922]
[New LWP 1923]
[New LWP 1929]
[New LWP 1926]
[New LWP 1924]
[New LWP 1925]
[New LWP 1927]
[New LWP 1932]
Cannot access memory at address 0x7f6518ff0088
Cannot access memory at address 0x7f6518ff0080
Failed to read a valid object file image from memory.
Core was generated by `/usr/bin/kwin_wayland --xwayland --exit-with-session=/
usr/lib/x86_64-linux-gnu/'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007f65188b9268 in ?? ()
[Current thread is 1 (LWP 1920)]
(gdb) set pagination off
(gdb) bt
#0 0x00007f65188b9268 in ?? ()
Backtrace stopped: Cannot access memory at address 0x7ffe4826c860
