https://bugs.kde.org/show_bug.cgi?id=436700
--- Comment #12 from Romans Shvets <pom...@gmail.com> ---
Is there anything I can add to the report that helps?
i.e. coredumpctl:
➜ ~ coredumpctl
TIME PID UID GID SIG COREFILE EXE
Mon 2021-05-17 17:28:54 EEST 103572 1000 1000 6 present
/usr/bin/python3.9
Mon 2021-05-17 21:42:00 EEST 4389 1000 1000 6 present
/usr/bin/plasmashell
Tue 2021-05-18 22:47:35 EEST 136632 1000 1000 6 present
/usr/bin/plasmashell
Wed 2021-05-19 09:59:31 EEST 336460 1000 1000 11 present
/usr/bin/kdeinit5
Wed 2021-05-19 17:50:36 EEST 305980 1000 1000 11 present
/usr/bin/plasmashell
Thu 2021-05-20 10:15:56 EEST 4203 1000 1000 11 present
/usr/bin/kwin_wayland
Thu 2021-05-20 10:15:58 EEST 4195 1000 1000 6 present
/usr/bin/kwalletd5
Thu 2021-05-20 10:15:59 EEST 4401 1000 1000 6 present
/usr/lib/x86_64-linux-gnu/libexec/kactivitymanagerd
Thu 2021-05-20 10:15:59 EEST 5494 1000 1000 6 present
/home/pomaxa/.SynologyDrive/SynologyDrive.app/bin/cloud-drive-ui
Thu 2021-05-20 10:16:01 EEST 102355 1000 1000 6 present
/snap/discord/122/usr/share/discord/Discord
Thu 2021-05-20 10:16:03 EEST 410187 1000 1000 6 present
/usr/bin/plasmashell
Thu 2021-05-20 10:16:11 EEST 492077 1000 1000 11 present
/usr/bin/kwin_wayland
Thu 2021-05-20 10:16:14 EEST 492239 1000 1000 6 present
/usr/lib/x86_64-linux-gnu/libexec/DiscoverNotifier
Thu 2021-05-20 10:16:14 EEST 492974 1000 1000 6 present
/usr/lib/x86_64-linux-gnu/libexec/kactivitymanagerd
Thu 2021-05-20 10:16:14 EEST 492234 1000 1000 6 present
/usr/lib/x86_64-linux-gnu/libexec/org_kde_powerdevil
Thu 2021-05-20 10:16:14 EEST 492236 1000 1000 6 present
/usr/bin/kded5
Thu 2021-05-20 10:16:15 EEST 492242 1000 1000 6 present
/usr/bin/plasmashell
Thu 2021-05-20 10:16:15 EEST 494881 1000 1000 6 present
/opt/Synology/SynologyDrive/bin/launcher
➜ ~ coredumpctl debug 492077
PID: 492077 (kwin_wayland)
UID: 1000 (pomaxa)
GID: 1000 (pomaxa)
Signal: 11 (SEGV)
Timestamp: Thu 2021-05-20 10:16:08 EEST (33min ago)
Command Line: kwin_wayland --wayland_fd 4 --xwayland
/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 (pomaxa)
Boot ID: baf8ab9888184a0da5edd234357884d5
Machine ID: 3e62459180a14d6388629a98cb537065
Hostname: MS7C84
Storage:
/var/lib/systemd/coredump/core.kwin_wayland.1000.baf8ab9888184a0da5edd234357884d5.492077.1621494968000000.zst
Message: Process 492077 (kwin_wayland) of user 1000 dumped core.
GNU gdb (Ubuntu 10.1-2ubuntu2) 10.1.90.20210411-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)
warning: Can't open file /memfd:gdk-wayland (deleted) during file-backed
mapping note processing
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 /memfd:JITCode:QtQml (deleted) during file-backed
mapping note processing
warning: Can't open file /memfd:xwayland-shared (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 /tmp/#44302369 (deleted) 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
[New LWP 492077]
[New LWP 493992]
[New LWP 492127]
[New LWP 492211]
[New LWP 492130]
[New LWP 492216]
[New LWP 492227]
[New LWP 492214]
[New LWP 492215]
[New LWP 492243]
[New LWP 493998]
[New LWP 492201]
[New LWP 494000]
[New LWP 492210]
[New LWP 493997]
[New LWP 493993]
[New LWP 492221]
[New LWP 493989]
[New LWP 492213]
[New LWP 494005]
[New LWP 493999]
[New LWP 492218]
[New LWP 492208]
[New LWP 492220]
[New LWP 492229]
[New LWP 493991]
[New LWP 492203]
[New LWP 492217]
[New LWP 492209]
[New LWP 493996]
[New LWP 494006]
[New LWP 492222]
[New LWP 492205]
[New LWP 494004]
[New LWP 492232]
[New LWP 492128]
[New LWP 492224]
[New LWP 492206]
[New LWP 492228]
[New LWP 492255]
[New LWP 493995]
[New LWP 494001]
[New LWP 494003]
[New LWP 492223]
[New LWP 493994]
[New LWP 492233]
[New LWP 492247]
[New LWP 492204]
[New LWP 494002]
[New LWP 493988]
[New LWP 492219]
[New LWP 492252]
[New LWP 492207]
[New LWP 492231]
[New LWP 492212]
[New LWP 492226]
[New LWP 492251]
[New LWP 493987]
[New LWP 492225]
[New LWP 492230]
[New LWP 493990]
[New LWP 492202]
Warning: couldn't activate thread debugging using libthread_db: Cannot find
new threads: generic error
warning: File "/usr/lib/x86_64-linux-gnu/libthread_db-1.0.so" auto-loading
has been declined by your `auto-load safe-path' set to "$debu
gdir:$datadir/auto-load".
--Type <RET> for more, q to quit, c to continue without paging--
To enable execution of this file add
add-auto-load-safe-path /usr/lib/x86_64-linux-gnu/libthread_db-1.0.so
line to your configuration file "/home/pomaxa/.gdbinit".
To completely disable this security protection add
set auto-load safe-path /
line to your configuration file "/home/pomaxa/.gdbinit".
For more information about this security protection see the
"Auto-loading safe path" section in the GDB manual. E.g., run from the
shell:
info "(gdb)Auto-loading safe path"
warning: Unable to find libthread_db matching inferior's thread library,
thread debugging will not be available.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `kwin_wayland --wayland_fd 4 --xwayland
/usr/lib/x86_64-linux-gnu/libexec/startp'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007facd3801b00 in ?? ()
[Current thread is 1 (Thread 0x7fad3fb4d8c0 (LWP 492077))]
------
➜ ~ coredumpctl debug 305980
PID: 305980 (plasmashell)
UID: 1000 (pomaxa)
GID: 1000 (pomaxa)
Signal: 11 (SEGV)
Timestamp: Wed 2021-05-19 17:50:30 EEST (17h ago)
Command Line: /usr/bin/plasmashell
Executable: /usr/bin/plasmashell
Control Group: /user.slice/user-1000.slice/session-3.scope
Unit: session-3.scope
Slice: user-1000.slice
Session: 3
Owner UID: 1000 (pomaxa)
Boot ID: baf8ab9888184a0da5edd234357884d5
Machine ID: 3e62459180a14d6388629a98cb537065
Hostname: MS7C84
Storage:
/var/lib/systemd/coredump/core.plasmashell.1000.baf8ab9888184a0da5edd234357884d5.305980.1621435830000000.zst
Message: Process 305980 (plasmashell) of user 1000 dumped core.
GNU gdb (Ubuntu 10.1-2ubuntu2) 10.1.90.20210411-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/plasmashell...
(No debugging symbols found in /usr/bin/plasmashell)
warning: Can't open file /memfd:pulseaudio (deleted) 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:JITCode:QtQml (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 /tmp/#44358944 (deleted) during file-backed
mapping note processing
warning: Can't open file
/home/pomaxa/.cache/plasmashell/qmlcache/1b5209199f08f45647dca2dcf400e9be889314d2.qmlc
(deleted) during file-bac
ked mapping note processing
warning: Can't open file /memfd:pipewire-memfd (deleted) during file-backed
mapping note processing
warning: Can't open file /memfd:wayland-cursor (deleted) during file-backed
mapping note processing
warning: Can't open file /memfd:JSVMStack:QtQml (deleted) during
file-backed mapping note processing
[New LWP 305980]
[New LWP 305996]
[New LWP 305997]
[New LWP 306005]
[New LWP 306003]
[New LWP 314159]
[New LWP 306011]
[New LWP 306113]
[New LWP 306029]
[New LWP 305999]
[New LWP 309087]
[New LWP 306030]
[New LWP 306007]
[New LWP 305989]
[New LWP 318686]
[New LWP 308849]
[New LWP 305995]
[New LWP 307736]
[New LWP 307739]
[New LWP 305994]
[New LWP 325901]
[New LWP 306039]
[New LWP 306112]
[New LWP 305998]
[New LWP 336977]
[New LWP 306111]
[New LWP 316438]
[New LWP 306028]
[New LWP 308851]
[New LWP 306001]
[New LWP 317918]
[New LWP 306006]
[New LWP 310441]
[New LWP 306000]
[New LWP 306002]
[New LWP 330166]
[New LWP 318843]
[New LWP 323933]
[New LWP 346898]
[New LWP 322054]
[New LWP 337587]
[New LWP 339049]
[New LWP 342349]
[New LWP 309086]
[New LWP 309085]
[New LWP 362187]
[New LWP 321881]
[New LWP 308850]
[New LWP 326948]
[New LWP 318033]
[New LWP 313317]
[New LWP 330398]
[New LWP 321713]
[New LWP 306008]
[New LWP 317395]
[New LWP 309091]
[New LWP 306004]
[New LWP 306012]
[New LWP 334090]
[New LWP 338265]
[New LWP 324874]
[New LWP 350414]
[New LWP 355996]
[New LWP 357185]
[New LWP 324719]
[New LWP 313025]
[New LWP 346904]
[New LWP 364483]
[New LWP 326785]
[New LWP 311459]
[New LWP 335353]
[New LWP 322974]
[New LWP 314841]
[New LWP 349380]
[New LWP 408011]
[New LWP 353596]
[New LWP 318171]
[New LWP 306009]
[New LWP 306022]
[New LWP 318687]
[New LWP 306010]
[New LWP 369792]
[New LWP 306013]
[New LWP 349558]
[New LWP 359222]
[New LWP 351523]
[New LWP 356294]
[New LWP 333201]
[New LWP 315618]
[New LWP 358225]
[New LWP 379919]
[New LWP 360711]
[New LWP 329103]
[New LWP 345716]
[New LWP 339517]
[New LWP 333202]
[New LWP 332147]
[New LWP 360412]
[New LWP 345896]
[New LWP 368125]
[New LWP 348187]
[New LWP 338843]
[New LWP 376563]
[New LWP 306026]
[New LWP 327893]
[New LWP 370703]
[New LWP 306014]
[New LWP 398668]
[New LWP 352470]
[New LWP 333203]
[New LWP 371706]
[New LWP 318524]
[New LWP 410031]
[New LWP 397340]
[New LWP 350925]
[New LWP 345749]
[New LWP 394452]
[New LWP 340342]
[New LWP 364738]
[New LWP 409216]
[New LWP 404348]
[New LWP 345715]
[New LWP 403187]
[New LWP 355065]
[New LWP 400744]
[New LWP 366355]
[New LWP 367725]
[New LWP 391130]
[New LWP 335145]
[New LWP 336458]
[New LWP 306015]
[New LWP 400193]
[New LWP 398470]
[New LWP 382136]
[New LWP 346806]
[New LWP 305993]
[New LWP 358053]
[New LWP 388872]
[New LWP 352313]
[New LWP 378515]
[New LWP 410030]
[New LWP 407233]
[New LWP 336595]
[New LWP 385996]
[New LWP 306034]
[New LWP 371382]
[New LWP 360780]
[New LWP 342461]
[New LWP 346999]
[New LWP 395687]
[New LWP 306016]
[New LWP 399742]
[New LWP 318685]
[New LWP 406689]
[New LWP 376034]
[New LWP 338609]
[New LWP 380392]
[New LWP 402631]
[New LWP 410029]
[New LWP 306104]
[New LWP 306105]
[New LWP 320699]
[New LWP 392620]
[New LWP 400557]
[New LWP 384113]
[New LWP 406560]
[New LWP 352639]
[New LWP 392845]
[New LWP 354941]
[New LWP 410032]
[New LWP 306017]
[New LWP 345714]
[New LWP 389164]
[New LWP 402115]
[New LWP 405820]
[New LWP 404712]
[New LWP 363367]
[New LWP 305991]
[New LWP 395982]
[New LWP 305992]
[New LWP 373878]
[New LWP 305990]
[New LWP 306103]
[New LWP 354877]
[New LWP 305988]
[New LWP 397543]
[New LWP 333311]
[New LWP 318041]
[New LWP 306019]
[New LWP 306021]
[New LWP 306018]
[New LWP 316314]
Warning: couldn't activate thread debugging using libthread_db: Cannot find
new threads: generic error
warning: File "/usr/lib/x86_64-linux-gnu/libthread_db-1.0.so" auto-loading
has been declined by your `auto-load safe-path' set to "$debug
dir:$datadir/auto-load".
--Type <RET> for more, q to quit, c to continue without paging--
To enable execution of this file add
add-auto-load-safe-path /usr/lib/x86_64-linux-gnu/libthread_db-1.0.so
line to your configuration file "/home/pomaxa/.gdbinit".
To completely disable this security protection add
set auto-load safe-path /
line to your configuration file "/home/pomaxa/.gdbinit".
For more information about this security protection see the
"Auto-loading safe path" section in the GDB manual. E.g., run from the
shell:
info "(gdb)Auto-loading safe path"
warning: Unable to find libthread_db matching inferior's thread library,
thread debugging will not be available.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/plasmashell'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 __GI_raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:49
49 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
[Current thread is 1 (Thread 0x7fab75ab58c0 (LWP 305980))]
On Tue, May 11, 2021 at 2:31 PM Roman Shvets <pom...@gmail.com> wrote:
> ➜ ~ coredumpctl debug 2444
> PID: 2444 (kwin_wayland)
> UID: 1000 (pomaxa)
> GID: 1000 (pomaxa)
> Signal: 6 (ABRT)
> Timestamp: Tue 2021-05-11 14:27:18 EEST (3min 12s ago)
> Command Line: kwin_wayland --wayland_fd 4 --xwayland
> /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 (pomaxa)
> Boot ID: 987460632e6244bfa0e41b43ddec8a6f
> Machine ID: 3e62459180a14d6388629a98cb537065
> Hostname: MS7C84
> Storage:
> /var/lib/systemd/coredump/core.kwin_wayland.1000.987460632e6244bfa0e41b43ddec8a6f.2444.1620732438000000.zst
>
> Message: Process 2444 (kwin_wayland) of user 1000 dumped core.
>
> GNU gdb (Ubuntu 10.1-2ubuntu2) 10.1.90.20210411-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)
>
> warning: Can't open file /memfd:wayland-shm (deleted) during file-backed
> mapping note processing
>
> warning: Can't open file /memfd:wayland-cursor (deleted) during
> file-backed mapping note processing
>
> warning: Can't open file /memfd:gdk-wayland (deleted) during file-backed
> mapping note processing
>
> warning: Can't open file /memfd:JITCode:QtQml (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 /tmp/#44303902 (deleted) during file-backed
> mapping note processing
>
> warning: Can't open file /memfd:xwayland-shared (deleted) during
> file-backed mapping note processing
>
> warning: Can't open file /dev/shm/wayland.mozilla.ipc.0 (deleted) during
> file-backed mapping note processing
>
> warning: Can't open file /tmp/#44303609 (deleted) during file-backed
> mapping note processing
>
> warning: Can't open file /memfd:pipewire-memfd (deleted) 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 /tmp/#44303572 (deleted) during file-backed
> mapping note processing
>
> warning: Can't open file /tmp/#44303574 (deleted) during file-backed
> mapping note processing
> [New LWP 2444]
> [New LWP 2597]
> [New LWP 2891]
> [New LWP 2885]
> [New LWP 2888]
> [New LWP 2889]
> [New LWP 2892]
> [New LWP 2890]
> [New LWP 2907]
> [New LWP 2894]
> [New LWP 2896]
> [New LWP 2899]
> [New LWP 2900]
> [New LWP 2541]
> [New LWP 2887]
> [New LWP 2916]
> [New LWP 2898]
> [New LWP 2913]
> [New LWP 2895]
> [New LWP 2608]
> [New LWP 2901]
> [New LWP 5870]
> [New LWP 2905]
> [New LWP 2904]
> [New LWP 3022]
> [New LWP 2897]
> [New LWP 2906]
> [New LWP 20976]
> [New LWP 2903]
> [New LWP 2902]
> [New LWP 2886]
> [New LWP 2908]
> [New LWP 2915]
> [New LWP 2912]
> [New LWP 2917]
> [New LWP 2893]
> [New LWP 2910]
> [New LWP 2983]
> [New LWP 2914]
> [New LWP 2911]
> [New LWP 2909]
> Warning: couldn't activate thread debugging using libthread_db: Cannot
> find new threads: generic error
>
> warning: File "/usr/lib/x86_64-linux-gnu/libthread_db-1.0.so"
> auto-loading has been declined by your `auto-load safe-path' set to
> "$debugdir:$datadir/auto-load".
> To enable execution of this file add
> add-auto-load-safe-path /usr/lib/x86_64-linux-gnu/
> libthread_db-1.0.so
> line to your configuration file "/home/pomaxa/.gdbinit".
> To completely disable this security protection add
> set auto-load safe-path /
> line to your configuration file "/home/pomaxa/.gdbinit".
> For more information about this security protection see the
> "Auto-loading safe path" section in the GDB manual. E.g., run from the
> shell:
> info "(gdb)Auto-loading safe path"
>
> warning: Unable to find libthread_db matching inferior's thread library,
> thread debugging will not be available.
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
>
> Core was generated by `kwin_wayland --wayland_fd 4 --xwayland
> /usr/lib/x86_64-linux-gnu/libexec/startp'.
> Program terminated with signal SIGABRT, Aborted.
> #0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:49
> 49 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
> [Current thread is 1 (Thread 0x7f7ae16338c0 (LWP 2444))]
> (gdb)
>
>
> On Mon, May 10, 2021 at 10:38 PM Roman Shvets <pom...@gmail.com> wrote:
>
>> Thanks for the tip!
>>
>> On Mon, May 10, 2021, 21:20 Alois Wohlschlager <bugzilla_nore...@kde.org>
>> wrote:
>>
>>> https://bugs.kde.org/show_bug.cgi?id=436700
>>>
>>> --- Comment #9 from Alois Wohlschlager <alo...@gmx-topmail.de> ---
>>> You almost got it, but you missed two things:
>>>
>>> * You need to use "coredumpctl" with the PID of the crash *after* you
>>> have made
>>> the modification to the config file.
>>> * You forgot to enter "bt" into the gdb prompt.
>>>
>>> --
>>> You are receiving this mail because:
>>> You reported the bug.
>>
>>
--
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