Bug 446026 - Monitor rotation crashes plasma
Summary: Monitor rotation crashes plasma
Status: RESOLVED FIXED
Alias: None
Product: KScreen
Classification: Plasma
Component: common (show other bugs)
Version: 5.23.3
Platform: Manjaro Linux
: NOR crash
Target Milestone: ---
Assignee: kscreen-bugs-null@kde.org
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2021-11-24 11:06 UTC by webstar
Modified: 2021-12-29 10:57 UTC (History)
2 users (show)

See Also:
Latest Commit:
Version Fixed In:


Attachments

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Description webstar 2021-11-24 11:06:20 UTC
SUMMARY

After updating to kscreen 5.23.3 (and xorg 21.1.1) plasma crashes when having an rotated screen. 

STEPS TO REPRODUCE
1. Change the screen rotation of a monitor (in a multi monitor setup) using kscreen
2. Apply changes will crash the plasma session

OBSERVED RESULT

Plasma crashed and login screen is shown. If the configuration is saved I'm unable to login at all.

EXPECTED RESULT

Monitor changes its orientation like before.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Manjaro Linux / KDE Plasma 5.23.3
KDE Plasma Version: 5.23.3
KDE Frameworks Version:  
Qt Version: 5.15.2

ADDITIONAL INFORMATION

Logs:

Nov 24 11:37:36 my-desktop kscreen_backend_launcher[13080]: kscreen.xrandr: RRSetCrtcConfig (change output) 
                                                                            Output: 86 ( "DVI-0" ) 
                                                                            CRTC: 80 
                                                                            Pos: QPoint(5120,240) 
                                                                            Mode: 108 KScreen::Mode(Id: "108" , Size: QSize(1920, 1200) @ 59.9502 ) 
                                                                            Rotation: KScreen::Output::Inverted
Nov 24 11:37:36 my-desktop audit[12651]: ANOM_ABEND auid=4294967295 uid=0 gid=0 ses=4294967295 pid=12651 comm="Xorg" exe="/usr/lib/Xorg" sig=6 res=1
Nov 24 11:37:36 my-desktop kernel: audit: type=1701 audit(1637750256.122:453): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=12651 comm="Xorg" exe="/usr/lib/Xorg" sig=6 res=1
Nov 24 11:37:36 my-desktop audit: BPF prog-id=53 op=LOAD
Nov 24 11:37:36 my-desktop audit: BPF prog-id=54 op=LOAD
Nov 24 11:37:36 my-desktop audit: BPF prog-id=55 op=LOAD
Nov 24 11:37:36 my-desktop systemd[1]: Started Process Core Dump (PID 16523/UID 0).
Nov 24 11:37:36 my-desktop audit[1]: SERVICE_START pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-coredump@7-16523-0 comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
Nov 24 11:37:36 my-desktop kernel: audit: type=1334 audit(1637750256.182:454): prog-id=53 op=LOAD
Nov 24 11:37:36 my-desktop kernel: audit: type=1334 audit(1637750256.182:455): prog-id=54 op=LOAD
Nov 24 11:37:36 my-desktop kernel: audit: type=1334 audit(1637750256.182:456): prog-id=55 op=LOAD
Nov 24 11:37:36 my-desktop kernel: audit: type=1130 audit(1637750256.182:457): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-coredump@7-16523-0 comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
Nov 24 11:37:36 my-desktop systemd-coredump[16524]: [🡕] Process 12651 (Xorg) of user 0 dumped core.
                                                           
                                                           Found module linux-vdso.so.1 with build-id: 24435ce20302d79e701201bfbe1d78550cf2b415
                                                           Found module libgobject-2.0.so.0 with build-id: 3e451709a0a5772b9550d3a4c28dcb37a87028fa
                                                           Found module libgudev-1.0.so.0 with build-id: a9f734ea9206d637d5aacfbd86298c91cdc1a33a
                                                           Found module libwacom.so.2 with build-id: 1d9b89a6d39be5568d5f44888b8a74f46a30c152
                                                           Found module libevdev.so.2 with build-id: b62ae69f839f1b6b06ef2c1df19f25ff09b0d824
                                                           Found module libmtdev.so.1 with build-id: 0cea2a842ae9a0ef02a08477076caab0e5ac5e42
                                                           Found module libinput.so.10 with build-id: 77f3eca5dddc8cac29b71bc5041a79ce57fceb56
                                                           Found module libinput_drv.so with build-id: d9f69f11259485316bd206e67e34dd23bbede5cc
                                                           Found module libxcb-sync.so.1 with build-id: dda14591103b01b1311906053bf1ca9e82ade35c
                                                           Found module libxcb-present.so.0 with build-id: 68f5465258750e2397b1333b3ffc01ee33caa4e1
                                                           Found module libxcb-dri3.so.0 with build-id: 9407a2480e09dc5a1dd9d9a0652fa8d32b328c91
                                                           Found module libwayland-client.so.0 with build-id: d274361e7aa57c9b63504a039e063322450cbb9c
                                                           Found module libxcb-xfixes.so.0 with build-id: a6b197ace5b9b59f913f5969eb419a88d1194f47
                                                           Found module libxcb-dri2.so.0 with build-id: 2dd6e65129a809dab828a1d26215a3f7a363fcc8
                                                           Found module libX11-xcb.so.1 with build-id: 0db4f94d8ae31b8dc9a83f825a9171656f1e532c
                                                           Found module libEGL_mesa.so.0 with build-id: fb943970628f1b739095eb6e3a22e90b402ecd0a
                                                           Found module libEGL.so.1 with build-id: 473944aea0e3dbc5d595dee647702a3cdc0aed78
                                                           Found module libepoxy.so.0 with build-id: b6357fc6b748c512f90339433d74502b9d0621dc
                                                           Found module libglamoregl.so with build-id: f11fbd5dd1b833fee0692e2424a46c3c4b0b3047
                                                           Found module libnss_files.so.2 with build-id: 1a36dfc01d3a1010b2ee79766a24a8090a3266d5
                                                           Found module libicudata.so.69 with build-id: 0ab994a49ef1848499c4af333b3266f28432a922
                                                           Found module libicuuc.so.69 with build-id: 5cf18c56e2f64efdac32cf61fb9c0c48e9bb1797
                                                           Found module libxml2.so.2 with build-id: b9441ffabb52b50c290152592f17cd78a381d493
                                                           Found module libncursesw.so.6 with build-id: 859adb8b03a5655151b4da104bc4b326a0d4bc8c
                                                           Found module libedit.so.0 with build-id: 4b0babfcad161c2ad0af6e59e2493258db23a331
                                                           Found module libstdc++.so.6 with build-id: 8ab0e57054dd1dcba681f217016afc6a4e639783
                                                           Found module libvulkan.so.1 with build-id: 07b49771f04f350af7587839fcec8b52fa4f3164
                                                           Found module libdrm_nouveau.so.2 with build-id: 8fc69302331a748147c45364774cb3da9b5994c0
                                                           Found module libdrm_amdgpu.so.1 with build-id: 587ec7f42cd8e6298ef2bf769df3a9417be90103
                                                           Found module libelf.so.1 with build-id: cc912d9cef94d907317afba5edd9176e9828e776
                                                           Found module libsensors.so.5 with build-id: dc8b2c1c0d8525411aca188ea3cc3fb86d381d30
                                                           Found module libLLVM-13.so with build-id: 82982c299d46219d0eab8ee9cb8bb7365483453b
                                                           Found module radeonsi_dri.so with build-id: 485271131aae5a573f803418b6bbb1f58d034acb
                                                           Found module libglapi.so.0 with build-id: 57828fb70af7c1f2aa70b096d748851a1fd39a9c
                                                           Found module ati_drv.so with build-id: b9ffc1c2ff986ca1e305c7b29a61ce55749cf4b8
                                                           Found module libffi.so.8 with build-id: f90d8b734f6de9b25faedb8cbfab7054dafc0a42
                                                           Found module libexpat.so.1 with build-id: 8850138eae6d9d4d43c5c4b2ac48393bc4279037
                                                           Found module libwayland-server.so.0 with build-id: 7156897eafc4b7562f2b214e6ad8ca6c85c57e47
                                                           Found module libgbm.so.1 with build-id: 42e129ba16de8ff426f740e7686a1f02a738abf9
                                                           Found module libdrm_radeon.so.1 with build-id: d3d24f3707416f7c3cef6fd731f732c0b984dd1d
                                                           Found module radeon_drv.so with build-id: 1cb699c8188e367238eb2d2ba238e72be7e86623
                                                           Found module libxcb.so.1 with build-id: 0d1ef11740a5daad2ee331e812a51aa6574af222
                                                           Found module libX11.so.6 with build-id: e9192497aa39fab51358826d1a1b5fb77edc5081
                                                           Found module libGLX.so.0 with build-id: 0f40ceaa036edc65147e9559b94e0219472493fc
                                                           Found module libGLdispatch.so.0 with build-id: 195b34c1bb271f3b1162c897cfbcfb859e656b93
                                                           Found module libGL.so.1 with build-id: 8b3028bab286029945569a0dfcf695f0f61d9c3b
                                                           Found module libglx.so with build-id: ae4b78d320f5ba64ca20762a238c4f4efebe4e61
                                                           Found module libpcre.so.1 with build-id: 845483dd0acba86de9f0313102bebbaf3ce52767
                                                           Found module libbrotlicommon.so.1 with build-id: f68934f94312f770550ebc6c5acfd6359b098b07
                                                           Found module libglib-2.0.so.0 with build-id: d4aa102e545015a506c3ee06398676b70f65bcbc
                                                           Found module libgraphite2.so.3 with build-id: 47761dc11e553f519cde97ed9ee985be12ccdae2
                                                           Found module libresolv.so.2 with build-id: c915c72668282861a813f7ea3c0780f37b681dc0
                                                           Found module libkeyutils.so.1 with build-id: ac405ddd17be10ce538da3211415ee50c8f8df79
                                                           Found module libkrb5support.so.0 with build-id: adf65240a4d2aba772d7a0772b4d015469934113
                                                           Found module libcom_err.so.2 with build-id: eb61ef71c8b97846db759fb89a115405cff6dd30
                                                           Found module libk5crypto.so.3 with build-id: eb8220b8f36675aac769450be4cb6bb7f97ec38a
                                                           Found module libkrb5.so.3 with build-id: 72d26767c5cb1097db75a5f5bff88860233c902b
                                                           Found module libgpg-error.so.0 with build-id: 3801187d42c4955bd93c605451430cdf1b164e63
                                                           Found module libbrotlidec.so.1 with build-id: f871e6f204ab8d48099915126ba01be989a8000f
                                                           Found module libharfbuzz.so.0 with build-id: f3507938a0d15efd3c81f0f9f1dd98cfdaf2144f
                                                           Found module libpng16.so.16 with build-id: 2dc0bce07f199bf983c07a05fb95a6f4af83a9b3
                                                           Found module libbz2.so.1.0 with build-id: 919597c477c9b2cb9cdbb7745ed6494ac0e6da60
                                                           Found module libgssapi_krb5.so.2 with build-id: e6e098ad51ce7bdd3dbe902d7b0f69a90f8a9e08
                                                           Found module libgcc_s.so.1 with build-id: 7f8508bb914546ada778809b64b99d234337d835
                                                           Found module libgcrypt.so.20 with build-id: db45f5d5e0f7af1e77324fea1885f974619ad268
                                                           Found module libcap.so.2 with build-id: f028e24efdfb362a37fa8dd280c3894b007f88b1
                                                           Found module liblz4.so.1 with build-id: e63600ab23b2f6997f42fac2fa56e1f02ce159a1
                                                           Found module libzstd.so.1 with build-id: 4b10444c1560ebc574af4d5f488b7408b22d450e
                                                           Found module liblzma.so.5 with build-id: 8b615460aa230708c5183f16bede67aa0437d95e
                                                           Found module librt.so.1 with build-id: 75484da2d6f1515189eefa076e0a40328834cd16
                                                           Found module libfreetype.so.6 with build-id: 65e7f4a1e5557b0ceeaa433e5356f857fe9c669b
                                                           Found module libfontenc.so.1 with build-id: 5a11f1fb8c3f2714be9eb6697318f20e301e1d2f
                                                           Found module libz.so.1 with build-id: 81bf6e728a6d6f5b105b0f8b25f6c614ce10452a
                                                           Found module ld-linux-x86-64.so.2 with build-id: 040cc3dd10461562f177df39e3be2f3704258c3c
                                                           Found module libc.so.6 with build-id: 4b406737057708c0e4c642345a703c47a61c73dc
                                                           Found module libxcvt.so.0 with build-id: 30bad674c8227152bb709556a3657d0258554309
                                                           Found module libpthread.so.0 with build-id: 07c8f95b4f3251d08550217ad8a1f31066229996
                                                           Found module libtirpc.so.3 with build-id: 5bef2adfdee3df283f593b3e2d37b6dac405256a
                                                           Found module libdrm.so.2 with build-id: 8585630908d716a9ebf17abe665324984d15aa13
                                                           Found module libudev.so.1 with build-id: 258fe43468efcef8308a84d3e11f4ff9eac6cdbe
                                                           Found module libdbus-1.so.3 with build-id: 74f2ab9c60512f3a93c932c3f627564d42e0b11e
                                                           Found module libsystemd.so.0 with build-id: 0fe75afcfd652b9dcee054aa5ae8588ec8a3107c
                                                           Found module libxshmfence.so.1 with build-id: 8876d9ccf620858795724ca24b9e567585a77cec
                                                           Found module libXfont2.so.2 with build-id: 154202dd7ddb86f6ae4d3bc762dfd8570b86882a
                                                           Found module libXdmcp.so.6 with build-id: 8ca0792d23c8b8b4c0864297512349292bea5955
                                                           Found module libXau.so.6 with build-id: 1c67764663e07bec24d8951e5fd93f4d165979ff
                                                           Found module libnettle.so.8 with build-id: 9a878e513c02007598fcf1e2e286c2203f13536e
                                                           Found module libpciaccess.so.0 with build-id: 9dd24e76ebc38465541313b36446ffb4af842c12
                                                           Found module libdl.so.2 with build-id: 5abc547e7b0949f89f3c0e21ab0c8331a7440a8a
                                                           Found module libm.so.6 with build-id: 2b8fd1f869ecab4e0b55e92f2f151897f6818acf
                                                           Found module libpixman-1.so.0 with build-id: 341f793dcada3a48a306a793d265a517e3f2e7d6
                                                           Found module Xorg with build-id: 83f949e9d0c66d61b415bfb7bfcccd3da90ac876
                                                           Stack trace of thread 12651:
                                                           #0  0x00007fb4eaaf3d22 raise (libc.so.6 + 0x3cd22)
                                                           #1  0x00007fb4eaadd862 abort (libc.so.6 + 0x26862)
                                                           #2  0x000055e2b78509c0 OsAbort (Xorg + 0x1539c0)
                                                           #3  0x000055e2b7852505 FatalError (Xorg + 0x155505)
                                                           #4  0x000055e2b7857eda n/a (Xorg + 0x15aeda)
                                                           #5  0x00007fb4eac9b870 n/a (libpthread.so.0 + 0x13870)
                                                           
                                                           Stack trace of thread 12656:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12657:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12654:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12662:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12660:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12663:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12655:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12668:
                                                           #0  0x00007fb4eac9a600 __lll_lock_wait (libpthread.so.0 + 0x12600)
                                                           #1  0x00007fb4eac93580 __pthread_mutex_lock (libpthread.so.0 + 0xb580)
                                                           #2  0x000055e2b7845e15 n/a (Xorg + 0x148e15)
                                                           #3  0x000055e2b78505f1 n/a (Xorg + 0x1535f1)
                                                           #4  0x000055e2b784c639 n/a (Xorg + 0x14f639)
                                                           #5  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #6  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12661:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12658:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12664:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12659:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12665:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
                                                           
                                                           Stack trace of thread 12653:
                                                           #0  0x00007fb4eac9d8ca __futex_abstimed_wait_common64 (libpthread.so.0 + 0x158ca)
                                                           #1  0x00007fb4eac97270 pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0 + 0xf270)
                                                           #2  0x00007fb4e83f088c n/a (radeonsi_dri.so + 0x1c888c)
                                                           #3  0x00007fb4e83e9f68 n/a (radeonsi_dri.so + 0x1c1f68)
                                                           #4  0x00007fb4eac91259 start_thread (libpthread.so.0 + 0x9259)
                                                           #5  0x00007fb4eabb55e3 __clone (libc.so.6 + 0xfe5e3)
Nov 24 11:37:36 my-desktop systemd[1]: systemd-coredump@7-16523-0.service: Deactivated successfully.
Nov 24 11:37:36 my-desktop kernel: audit: type=1131 audit(1637750256.639:458): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-coredump@7-16523-0 comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
Nov 24 11:37:36 my-desktop audit[1]: SERVICE_STOP pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-coredump@7-16523-0 comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
Nov 24 11:37:36 my-desktop kmail[15567]: The X11 connection broke (error 1). Did the X11 server die?
Comment 1 Nate Graham 2021-11-24 17:10:39 UTC
Seems like the X server itself is crashing!

Does this happen in the Plasma Wayland session too?
Comment 2 webstar 2021-11-25 07:46:14 UTC
(In reply to Nate Graham from comment #1)
> Seems like the X server itself is crashing!
> 
> Does this happen in the Plasma Wayland session too?

I tried the Plasma Wayland session but it was running so unstable that I wasn't able to change any settings in kscreen. After doing a more deeper research, the issue seems to be caused by the xf86-video-ati driver.

Related information:

 - https://bugs.archlinux.org/task/72759
 - https://gitlab.freedesktop.org/xorg/driver/xf86-video-ati/-/issues/198
 - https://github.com/archlinux/svntogit-packages/commit/494a0b762f8ef7d16c6d0e396d365f6337a201de#diff-3e341d2d9c67be01819b25b25d5e53ea3cdf3a38d28846cda85a195eb9b7203a

I'm not able to test the fix yet, but will change the status of this report when I'm able to do so.
Comment 3 webstar 2021-12-29 10:57:54 UTC
Caused and fixed by xf86-video-ati.