On 21.02.2020 01:17, Christos Zoulas wrote: > In article <5f8df6c1-bb25-f24a-27fc-b3a752a6db78%gmx.com@localhost>, > Kamil Rytarowski <n54%gmx.com@localhost> wrote: > >> We don't have any direct reproducer (we tried) and we must figure it out >>from syzkaller bot. We don't have access to the machine and a limited >> access to an admin over there (who has no expertise on BSDs). This >> failure breaks kMSan build for long time now. There is full build log. > > If we don't undestand the problem we don't just disable code to make the > tool happy. This is: hand hurts, amputate. Let's try to figure out what's > wrong first. > >> Calling syzbot report useless does not help. Lack of support in the >> build phase will result in removal of the bot instance and turn our work >> into futile effort. > > We need to have more details in order to fix the problem. > > christos > ./build.sh tools for LLVM is broken when host ships with no terminfo devel libraries. I tried to disable this superfluous feature for tools (for colors in a terminal), but it got reverted (breaking TNF rules) here. The broken tools logic was workarounded in the syzbot setup and we installed there ncurses-dev package and the build passed. PR toolchain/54993
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