Re: reliable reproducer, was Re: core dump analysis

Andreas Schwab
2023-04-22T18:38:38Z

On Apr 23 2023, Michael Schmitz wrote:

> Now I wonder who adds sigmask ... and whether that's also ending up on the
> user stack.

The kernel only writes the first 64 bits of the signal mask, as it does
for all signal mask related syscalls. The kernel version of the context
ends after that; since the user-space version is larger it actually
extends into the next stack frame.

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Andreas Schwab, schwab@linux-m68k.org
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