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* Rabbitstack <rabbitstack7@gmail.com> [2018-10-09 21:37:06 +0200]:
>  Should we raise an issue in Go upstream repository since there is nothing
> actionable from musl side?
>=20

have you figured out where the siprocmask came from?
it might not be the go runtime but some c lib that you linked in.

> El vie., 5 oct. 2018 2:47, Rich Felker <dalias@libc.org> escribi=C3=B3:
> > >
> > > Here is the bug:
> > >
> > > 6208  rt_sigprocmask(SIG_SETMASK, ~[HUP INT QUIT ILL TRAP ABRT BUS FPE
> > SEGV TERM STKFLT CHLD PROF SYS RTMIN RT_1],  <unfinished ...>

the go runtime should not make this call, it probably comes from
somewhere else.

i think you should try to create a minimal reproducer go code
that makes this syscall.