| 4 Oct 2025 |
Sergei Zimmerman (xokdvium) | Trying to repro with sanitizers, but not much luck yet. Seems to be fucky UB. | 21:35:54 |
Sergei Zimmerman (xokdvium) | I think I've run into a very fucky store path corruption as well while dogfooding master. Must be the same root cause | 21:47:58 |
Sergei Zimmerman (xokdvium) | Or was it https://github.com/NixOS/nix/pull/14022/commits maybe? | 22:12:01 |
Sergei Zimmerman (xokdvium) | Alternate theory. There's UB somewhere in the code base and with the switch to -fno-semantic-interposition GCC is happily optimising the heck out of things. | 23:42:23 |
| 5 Oct 2025 |
Mic92 | @xokdvium:matrix.org: would that be catched if someone runs nix with ubsan in their hosy daemon? | 04:44:34 |
Mic92 | Sergei Zimmerman (xokdvium): https://github.com/NixOS/nix/pull/14155 | 05:31:15 |