Hello Michal and thanks for your help. Good news first: I added the repo, installed new packages, rebooted. And it seems I managed to not break the system. No need to ask Snapper to come to my rescue this time :) Bad news: No change so far More details: In this case, I am focusing on EVE online run through Crossover 18.0. and Playonlinux (tried both, same results). This game was chosen because it is the one that had the easier to reproduce issue, as it happens pretty quickly. With Kernels 4.17.x and Mesa after 18.0.5, the game started freezing the system again, randomly during gameplay. With Kernels 4.18.x and any mesa prior to 18.3(Git Master) it gets even easier to track, because the game crashes on the launcher even before starting. I am adding here a screenshot of the launcher, and bug reports. On kernels 4.18.x and mesa 18.3 (Git Master) the launcher stops creating issues, game starts, and has no freezes. I tried on both DX9 and DX11 modes (with DXVK). DX9 mode is flawless, DX11 is slower and a bit buggier. Additional details: Friends playing the same game on MacOS through wine reported same issues before, and told me that after latest MacOS upgrade in October2018, no freezes happen for them. Error Trace from Crossover -------- 0x10db5511: int $3 Modules: Module Address Debug info Name (195 modules) PE 340000- 35a000 Deferred qt5webchannel PE 360000- 3a8000 Deferred qt5positioning PE 400000- 408000 Export qtwebengineprocess PE 410000- 71e000 Deferred qt5quick PE 720000- c31000 Deferred qt5gui PE c40000- d2e000 Deferred msvcr120 PE 10000000-13594000 Export qt5webenginecore PE 64000000-6426e000 Deferred qt5network PE 66000000-662f6000 Deferred qt5qml PE 67000000-674cf000 Deferred qt5core PE 6a540000-6a774000 Deferred d3d11 PE 6f400000-6f5c0000 Deferred dxgi ELF 7a800000-7a93b000 Deferred opengl32<elf> \-PE 7a820000-7a93b000 \ opengl32 ELF 7b400000-7b7ed000 Deferred kernel32<elf> \-PE 7b420000-7b7ed000 \ kernel32 ELF 7bc00000-7bd21000 Deferred ntdll<elf> \-PE 7bc40000-7bd21000 \ ntdll ELF 7c000000-7c003000 Deferred <wine-loader> ELF 7c149000-7c177000 Deferred libpng12.so.0 ELF 7c177000-7c1c6000 Deferred libvulkan.so.1 ELF 7c1f1000-7c215000 Deferred libgpg-error.so.0 ELF 7c215000-7c2f8000 Deferred libgcrypt.so.20 ELF 7c2f8000-7c317000 Deferred liblz4.so.1 ELF 7c317000-7c350000 Deferred liblzma.so.5 ELF 7c350000-7c400000 Deferred libsystemd.so.0 ELF 7c405000-7c40b000 Deferred libcap.so.2 ELF 7c40b000-7c499000 Deferred libpcre.so.1 ELF 7c499000-7c4c7000 Deferred libselinux.so.1 ELF 7c4c7000-7c4cd000 Deferred libkeyutils.so.1 ELF 7c4cd000-7c52d000 Deferred libdbus-1.so.3 ELF 7c52d000-7c53c000 Deferred libkrb5support.so.0 ELF 7c53c000-7c541000 Deferred libcom_err.so.2 ELF 7c541000-7c577000 Deferred libk5crypto.so.3 ELF 7c577000-7c656000 Deferred libkrb5.so.3 ELF 7c656000-7c66b000 Deferred libavahi-client.so.3 ELF 7c66b000-7c67a000 Deferred libavahi-common.so.3 ELF 7c67a000-7c6ce000 Deferred libgssapi_krb5.so.2 ELF 7c6ce000-7c781000 Deferred libcups.so.2 ELF 7c781000-7c7fa000 Deferred wineps<elf> \-PE 7c7a0000-7c7fa000 \ wineps ELF 7c7fa000-7c801000 Deferred libxfixes.so.3 ELF 7c801000-7c80d000 Deferred libxcursor.so.1 ELF 7c80d000-7c821000 Deferred libxi.so.6 ELF 7c821000-7c825000 Deferred libxcomposite.so.1 ELF 7c825000-7c834000 Deferred libxrandr.so.2 ELF 7c834000-7c840000 Deferred libxrender.so.1 ELF 7c840000-7c847000 Deferred libxxf86vm.so.1 ELF 7c847000-7c84b000 Deferred libxinerama.so.1 ELF 7c84b000-7c850000 Deferred libxau.so.6 ELF 7c850000-7c87f000 Deferred libxcb.so.1 ELF 7c87f000-7c9d2000 Deferred libx11.so.6 ELF 7c9d2000-7c9e8000 Deferred libxext.so.6 ELF 7c9e8000-7ca78000 Deferred winex11<elf> \-PE 7c9f0000-7ca78000 \ winex11 ELF 7ca78000-7cb07000 Deferred libgmp.so.10 ELF 7cb07000-7cb3f000 Deferred libhogweed.so.4 ELF 7cb3f000-7cb7d000 Deferred libnettle.so.6 ELF 7cb7d000-7cb92000 Deferred libtasn1.so.6 ELF 7cb92000-7cd16000 Deferred libunistring.so.2 ELF 7cd16000-7cd35000 Deferred libidn2.so.0 ELF 7cd35000-7ce83000 Deferred libp11-kit.so.0 ELF 7ce83000-7d056000 Deferred libgnutls.so.30 ELF 7d068000-7d081000 Deferred kerberos<elf> \-PE 7d070000-7d081000 \ kerberos ELF 7d2f0000-7d32b000 Deferred libexpat.so.1 ELF 7d32b000-7d378000 Deferred libfontconfig.so.1 ELF 7d378000-7d3ba000 Deferred libpng16.so.16 ELF 7d3ba000-7d3d4000 Deferred libbz2.so.1 ELF 7d3d4000-7d485000 Deferred libfreetype.so.6 ELF 7d486000-7d4a4000 Deferred concrt140<elf> \-PE 7d490000-7d4a4000 \ concrt140 ELF 7d4b0000-7d4c6000 Deferred dxva2<elf> \-PE 7d4c0000-7d4c6000 \ dxva2 ELF 7d4c6000-7d61f000 Deferred wined3d<elf> \-PE 7d4e0000-7d61f000 \ wined3d ELF 7d61f000-7d65e000 Deferred d3d9<elf> \-PE 7d630000-7d65e000 \ d3d9 ELF 7d65e000-7d676000 Deferred hid<elf> \-PE 7d660000-7d676000 \ hid ELF 7d676000-7d72d000 Deferred msvcrt<elf> \-PE 7d690000-7d72d000 \ msvcrt ELF 7d72d000-7d766000 Deferred winevulkan<elf> \-PE 7d740000-7d766000 \ winevulkan ELF 7d766000-7d77d000 Deferred vulkan-1<elf> \-PE 7d770000-7d77d000 \ vulkan-1 ELF 7d77d000-7d793000 Deferred dwmapi<elf> \-PE 7d780000-7d793000 \ dwmapi ELF 7d793000-7d7fc000 Deferred dwrite<elf> \-PE 7d7a0000-7d7fc000 \ dwrite ELF 7d7fc000-7d819000 Deferred jsproxy<elf> \-PE 7d800000-7d819000 \ jsproxy ELF 7d819000-7d858000 Deferred winhttp<elf> \-PE 7d820000-7d858000 \ winhttp ELF 7d858000-7d8d2000 Deferred wininet<elf> \-PE 7d860000-7d8d2000 \ wininet ELF 7d8d2000-7d96e000 Deferred urlmon<elf> \-PE 7d8e0000-7d96e000 \ urlmon ELF 7d96e000-7d9a3000 Deferred secur32<elf> \-PE 7d970000-7d9a3000 \ secur32 ELF 7d9a3000-7dada000 Deferred oleaut32<elf> \-PE 7d9c0000-7dada000 \ oleaut32 ELF 7dada000-7daf3000 Deferred libz.so.1 ELF 7daf6000-7db0b000 Deferred dhcpcsvc<elf> \-PE 7db00000-7db0b000 \ dhcpcsvc ELF 7db0b000-7db1e000 Deferred psapi<elf> \-PE 7db10000-7db1e000 \ psapi ELF 7db1e000-7db82000 Deferred dbghelp<elf> \-PE 7db30000-7db82000 \ dbghelp ELF 7db82000-7dbc2000 Deferred winspool<elf> \-PE 7db90000-7dbc2000 \ winspool ELF 7dbc2000-7dc07000 Deferred usp10<elf> \-PE 7dbd0000-7dc07000 \ usp10 ELF 7dc07000-7dd42000 Deferred comctl32<elf> \-PE 7dc10000-7dd42000 \ comctl32 ELF 7dd42000-7de32000 Deferred comdlg32<elf> \-PE 7dd50000-7de32000 \ comdlg32 ELF 7de32000-7defe000 Deferred crypt32<elf> \-PE 7de40000-7defe000 \ crypt32 ELF 7df20000-7df29000 Deferred libffi.so.7 ELF 7df30000-7df53000 Deferred imm32<elf> \-PE 7df40000-7df53000 \ imm32 ELF 7df53000-7df74000 Deferred bcrypt<elf> \-PE 7df60000-7df74000 \ bcrypt ELF 7df74000-7df93000 Deferred dnsapi<elf> \-PE 7df80000-7df93000 \ dnsapi ELF 7df93000-7dfa6000 Deferred api-ms-win-crt-locale-l1-1-0<elf> \-PE 7dfa0000-7dfa6000 \ api-ms-win-crt-locale-l1-1-0 ELF 7dfa6000-7dfb9000 Deferred api-ms-win-crt-filesystem-l1-1-0<elf> \-PE 7dfb0000-7dfb9000 \ api-ms-win-crt-filesystem-l1-1-0 ELF 7dfb9000-7dfce000 Deferred api-ms-win-crt-convert-l1-1-0<elf> \-PE 7dfc0000-7dfce000 \ api-ms-win-crt-convert-l1-1-0 ELF 7dfce000-7dfe1000 Deferred api-ms-win-crt-time-l1-1-0<elf> \-PE 7dfd0000-7dfe1000 \ api-ms-win-crt-time-l1-1-0 ELF 7dfe1000-7dff4000 Deferred api-ms-win-crt-utility-l1-1-0<elf> \-PE 7dff0000-7dff4000 \ api-ms-win-crt-utility-l1-1-0 ELF 7dff4000-7e009000 Deferred api-ms-win-crt-string-l1-1-0<elf> \-PE 7e000000-7e009000 \ api-ms-win-crt-string-l1-1-0 ELF 7e009000-7e021000 Deferred api-ms-win-crt-math-l1-1-0<elf> \-PE 7e010000-7e021000 \ api-ms-win-crt-math-l1-1-0 ELF 7e021000-7e035000 Deferred api-ms-win-crt-stdio-l1-1-0<elf> \-PE 7e030000-7e035000 \ api-ms-win-crt-stdio-l1-1-0 ELF 7e035000-7e048000 Deferred api-ms-win-crt-environment-l1-1-0<elf> \-PE 7e040000-7e048000 \ api-ms-win-crt-environment-l1-1-0 ELF 7e048000-7e05b000 Deferred api-ms-win-crt-heap-l1-1-0<elf> \-PE 7e050000-7e05b000 \ api-ms-win-crt-heap-l1-1-0 ELF 7e05b000-7e06f000 Deferred api-ms-win-crt-runtime-l1-1-0<elf> \-PE 7e060000-7e06f000 \ api-ms-win-crt-runtime-l1-1-0 ELF 7e06f000-7e084000 Deferred vcruntime140<elf> \-PE 7e070000-7e084000 \ vcruntime140 ELF 7e084000-7e17c000 Deferred ucrtbase<elf> \-PE 7e0a0000-7e17c000 \ ucrtbase ELF 7e17c000-7e29e000 Deferred msvcp140<elf> \-PE 7e1c0000-7e29e000 \ msvcp140 ELF 7e29e000-7e356000 Deferred winmm<elf> \-PE 7e2b0000-7e356000 \ winmm ELF 7e356000-7e3ca000 Deferred shlwapi<elf> \-PE 7e360000-7e3ca000 \ shlwapi ELF 7e3ca000-7e6a4000 Deferred shell32<elf> \-PE 7e3e0000-7e6a4000 \ shell32 ELF 7e6a4000-7e6bb000 Deferred userenv<elf> \-PE 7e6b0000-7e6bb000 \ userenv ELF 7e6bb000-7e6f8000 Deferred ws2_32<elf> \-PE 7e6c0000-7e6f8000 \ ws2_32 ELF 7e6f8000-7e720000 Deferred iphlpapi<elf> \-PE 7e700000-7e720000 \ iphlpapi ELF 7e720000-7e74f000 Deferred netapi32<elf> \-PE 7e730000-7e74f000 \ netapi32 ELF 7e74f000-7e776000 Deferred mpr<elf> \-PE 7e760000-7e776000 \ mpr ELF 7e776000-7e7f5000 Deferred rpcrt4<elf> \-PE 7e780000-7e7f5000 \ rpcrt4 ELF 7e7f5000-7e94a000 Deferred ole32<elf> \-PE 7e810000-7e94a000 \ ole32 ELF 7e94a000-7e963000 Deferred version<elf> \-PE 7e950000-7e963000 \ version ELF 7e963000-7e9de000 Deferred advapi32<elf> \-PE 7e970000-7e9de000 \ advapi32 ELF 7e9de000-7eb0c000 Deferred gdi32<elf> \-PE 7e9f0000-7eb0c000 \ gdi32 ELF 7eb0c000-7ed10000 Deferred user32<elf> \-PE 7eb20000-7ed10000 \ user32 ELF 7eec6000-7efcb000 Deferred libm.so.6 ELF 7efcb000-7efd5000 Deferred librt.so.1 ELF 7efd5000-7efed000 Deferred libresolv.so.2 ELF 7efed000-7f000000 Deferred wow64cpu<elf> \-PE 7eff0000-7f000000 \ wow64cpu ELF f7af5000-f7afa000 Deferred libdl.so.2 ELF f7afa000-f7cdb000 Deferred libc.so.6 ELF f7cdb000-f7cfa000 Deferred libpthread.so.0 ELF f7d09000-f7d20000 Deferred shcore<elf> \-PE f7d10000-f7d20000 \ shcore ELF f7d25000-f7edd000 Dwarf libwine.so.1 ELF f7edf000-f7f08000 Deferred ld-linux.so.2 ELF f7f0b000-f7f0d000 Deferred [vdso].so Threads: process tid prio (all id:s are in hex) 0000000c services.exe 00000021 0 0000001c 0 00000016 0 00000011 0 0000000e 0 0000000d 0 0000000f winedevice.exe 00000019 0 00000015 0 00000014 0 00000010 0 0000001a plugplay.exe 0000001e 0 0000001d 0 0000001b 0 0000001f winedevice.exe 00000026 0 00000023 0 00000022 0 00000020 0 00000027 explorer.exe 0000002b 0 0000002a 0 00000029 0 00000028 0 0000009c winewrapper.exe 0000009d 0 0000009e evelauncher.exe 00000106 15 00000103 0 00000102 0 00000101 0 000000ff 0 000000f1 0 000000ef 0 000000ee 0 000000ed 0 000000ea 0 000000d4 0 000000d3 0 000000d2 0 000000d1 0 000000d0 0 000000cf 0 000000ce 0 000000cd 0 000000cc 0 000000cb 0 000000ca 0 000000c9 -2 000000c8 0 000000c7 0 000000c6 0 000000c5 0 000000c4 0 000000c3 0 000000c2 0 000000c1 0 000000c0 0 000000bf 0 000000be -2 000000bd -2 000000bc -2 000000bb 0 000000ba 0 000000b9 0 000000b8 0 000000b7 0 000000b6 0 000000b5 0 000000b4 0 000000b3 0 000000b2 0 000000b1 0 000000b0 0 000000af 0 000000ae 0 000000ad 0 000000ac 0 000000ab 0 000000aa 0 000000a9 0 000000a8 0 000000a7 0 000000a6 0 000000a5 0 000000a4 0 000000a3 0 000000a2 0 000000a1 0 000000a0 0 0000009f 0 000000d6 (D) C:\EVE\Launcher\QtWebEngineProcess.exe 000000f0 0 000000eb 0 000000e8 -2 000000e7 0 000000e6 0 000000e5 0 000000e4 0 000000e3 0 000000e2 0 000000e1 0 000000e0 0 000000df 0 000000de 0 000000dd 0 000000dc 0 000000db -2 000000da -2 000000d9 0 000000d8 0 000000d7 0 <== System information: Wine build: wine-3.14-7989-gc984b52 Platform: i386 Version: Windows XP Host system: Linux Host version: 4.18.13-1-default