SA_IMMUTABLE and the hazards of messing with signals

Posted Dec 23, 2021 4:51 UTC (Thu) by mmirate (guest, #143985)
In reply to: SA_IMMUTABLE and the hazards of messing with signals by matthias
Parent article: SA_IMMUTABLE and the hazards of messing with signals

> Also it seems that there is indeed a difference: The "fake signal and do_exit()"-approach only terminates a single thread, however the signal should bring down the whole process.

Ah, so *that* is why my multithreaded program isn't working on new kernels anymore. Whenever each thread finished its assigned work, it would clean itself up by committing a seccomp violation. Very annoying I have to change the program now. I'm going to complain on the mailing list.