[kwin] [Bug 466346] kwin_wayland crashes in KWaylandServer::OutputInterface::handle() when disabling and re-enabling a screen and letting it get turned off via power management

[bugzilla_noreply]

https://bugs.kde.org/show_bug.cgi?id=466346

kfsbgd4o4...@opayq.com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kfsbgd4o4...@opayq.com

--- Comment #4 from kfsbgd4o4...@opayq.com ---
Same here on 5.27.3 Fedora Kinoite

                                                 Stack trace of thread 33826:
                                                 #0  0x00007ff1bb9ff9a4
_ZNK14KWaylandServer15OutputInterface6handleEv (libkwin.so.5 + 0x3ff9a4)
                                                 #1  0x00007ff1bb9f26ef
_ZN14KWaylandServer13DpmsInterface8sendModeEv (libkwin.so.5 + 0x3f26ef)
                                                 #2  0x00007ff1bb9f2a7a
_ZN9QtPrivate18QFunctorSlotObjectIZN14KWaylandServer13DpmsInterfaceC4EPNS1_15OutputInterfaceEP11wl_resourceEUlvE0_Li0ENS_4ListIJEEEvE4implEiPNS_15QSlotObjectBaseEP7QObjectPPvPb
(libkwin.so.5 + 0x3f2a7a)
                                                 #3  0x00007ff1b9cd0e96
_Z10doActivateILb0EEvP7QObjectiPPv (libQt5Core.so.5 + 0x2d0e96)
                                                 #4  0x00007ff1bb7f9651
_ZN4KWin6Output8setStateERKNS0_5StateE (libkwin.so.5 + 0x1f9651)
                                                 #5  0x00007ff1bb9aa619
_ZN4KWin9DrmOutput14updateDpmsModeENS_6Output8DpmsModeE (libkwin.so.5 +
0x3aa619)
                                                 #6  0x00007ff1bb9ab71d
_ZN4KWin9DrmOutput14setDrmDpmsModeENS_6Output8DpmsModeE (libkwin.so.5 +
0x3ab71d)
                                                 #7  0x00007ff1b9cd0e96
_Z10doActivateILb0EEvP7QObjectiPPv (libQt5Core.so.5 + 0x2d0e96)
                                                 #8  0x00007ff1b9cd421e
_ZN6QTimer7timeoutENS_14QPrivateSignalE (libQt5Core.so.5 + 0x2d421e)
                                                 #9  0x00007ff1b9cc7fc5
_ZN7QObject5eventEP6QEvent (libQt5Core.so.5 + 0x2c7fc5)
                                                 #10 0x00007ff1b93aed62
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x1aed62)
                                                 #11 0x00007ff1b9c9d4e8
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x29d4e8)
                                                 #12 0x00007ff1b9ced981
_ZN14QTimerInfoList14activateTimersEv (libQt5Core.so.5 + 0x2ed981)
                                                 #13 0x00007ff1b9cebf30
_ZN20QEventDispatcherUNIX13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x2ebf30)
                                                 #14 0x000056407a9915f1
_ZN23QUnixEventDispatcherQPA13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(kwin_wayland + 0x13b5f1)
                                                 #15 0x00007ff1b9c9bf3a
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x29bf3a)
                                                 #16 0x00007ff1b9ca4002
_ZN16QCoreApplication4execEv (libQt5Core.so.5 + 0x2a4002)
                                                 #17 0x000056407a8b1d21 main
(kwin_wayland + 0x5bd21)
                                                 #18 0x00007ff1b8c4a510
__libc_start_call_main (libc.so.6 + 0x27510)
                                                 #19 0x00007ff1b8c4a5c9
__libc_start_main@@GLIBC_2.34 (libc.so.6 + 0x275c9)
                                                 #20 0x000056407a8b3885 _start
(kwin_wayland + 0x5d885)

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