I did some more testing it appears to be related to controller/kbm support. The quit to desktop was just a guess on my part. It boots fine about half of the time.
The following is the most important snippet of the log.
2708.586:0060:0078:fixme:hid:handle_IRP_MN_QUERY_ID Unhandled type 00000005
...
2708.596:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
...
ioctl (GFEATURE): Broken pipe
2708.624:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
ioctl (GFEATURE): Broken pipe
ioctl (GFEATURE): Broken pipe
2708.627:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
2708.629:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
2708.630:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
2708.632:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
2708.635:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
ioctl (GFEATURE): Broken pipe
2708.637:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
ioctl (GFEATURE): Broken pipe
ioctl (GFEATURE): Broken pipe
2708.639:0060:0078:fixme:wineusb:query_id Unhandled ID query type 0x5.
2708.643:0060:0078:trace:seh:dispatch_exception code=6ba flags=0 addr=000000007B00CD97 ip=7b00cd97
2708.643:0060:0078:warn:seh:dispatch_exception unknown exception (code=6ba) raised
proton 8.0-3cx1 2023-08
Compatibility Report
System Information
Driver Version: 4.6 (Compatibility Profile) Mesa 22.2.0 (git-17e5312102)
OpenGL Version: 4.6
I confirm:
Symptoms
Crashes/Fails to start after pressing "Quit To Desktop" in game.
Reproduction
Crash Log
steam-1031900.log