As of the commit 9a3296bf1cf8d45349b14b31eeb0d81f8b8774fc radeonsi: use SDMA for initial clearing of DCC/CMASK/HTILE on CIK-VI , SDDM crashes on start. The same with GDM, though I bisect-tested mostly with SDDM. The system log says: systemd[1]: Started User Manager for UID 996. sddm[513]: Greeter session started successfully sddm-greeter[584]: Reading from "/usr/share/xsessions/awesome.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/enlightenment.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/gnome-classic.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/gnome-xorg.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/gnome.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/i3-with-shmlog.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/i3.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/plasma-mediacenter.desktop" sddm-greeter[584]: Reading from "/usr/share/xsessions/plasma.desktop" sddm-greeter[584]: Reading from "/usr/share/wayland-sessions/gnome.desktop" sddm-greeter[584]: Reading from "/usr/share/wayland-sessions/sway.desktop" sddm-greeter[584]: Connected to the daemon. sddm[513]: Message received from greeter: Connect sddm-greeter[584]: Loading qrc:/theme/Main.qml... sddm-greeter[584]: Adding view for "HDMI-0" QRect(0,0 1920x1080) systemd[577]: Started D-Bus User Message Bus. sddm-greeter[584]: Message received from daemon: Capabilities sddm-greeter[584]: Message received from daemon: HostName kernel: sddm-greeter[584]: segfault at 0 ip (null) sp 00007fffbb3c12e8 error 14 in sddm-greeter[400000+8e000] systemd[1]: Created slice system-systemd\x2dcoredump.slice. systemd[1]: Started Process Core Dump (PID 593/UID 0). sddm-helper[575]: [PAM] Closing session sddm-helper[575]: pam_unix(sddm-greeter:session): session closed for user sddm sddm-helper[575]: [PAM] Ended. sddm[513]: Auth: sddm-helper exited with 11 sddm[513]: Greeter stopped. systemd-logind[481]: Removed session c1. systemd[1]: Stopping User Manager for UID 996... systemd[577]: Stopped target Default. systemd[577]: Stopping D-Bus User Message Bus... systemd[577]: Stopped D-Bus User Message Bus. systemd[577]: Stopped target Basic System. systemd[577]: Stopped target Paths. systemd[577]: Stopped target Timers. systemd[577]: Stopped target Sockets. systemd[577]: Closed Sound System. systemd[577]: Closed D-Bus User Message Bus Socket. systemd[577]: Reached target Shutdown. systemd[577]: Starting Exit the Session... systemd[577]: Received SIGRTMIN+24 from PID 597 (kill). systemd[578]: pam_unix(systemd-user:session): session closed for user sddm systemd[1]: Stopped User Manager for UID 996. systemd[1]: Removed slice User Slice of sddm. systemd-coredump[594]: Process 584 (sddm-greeter) of user 996 dumped core. Stack trace of thread 584: #0 0x0000000000000000 n/a (n/a) GPU: Radeon HD5730 (note, its driver is rather radeon than radeonsi)
*** Bug 99307 has been marked as a duplicate of this bug. ***
Created attachment 128802 [details] [review] possible fix Would you please try this patch?
This patch works for me (tried on glxgears). Thanks.
Thank you, worked for me too!
Fixed by aead6a1e947af84b0af2853c204d5cad6d92bfff. Closing.
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