[Bug 273929] AArch64 machine-dependent code clobbers X0 in SIGTRAP from capsicum violations

From: <bugzilla-noreply_at_freebsd.org>
Date: Mon, 18 Sep 2023 16:14:25 UTC 
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=273929

Kyle Evans <kevans@freebsd.org> changed:

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--- Comment #1 from Kyle Evans <kevans@freebsd.org> ---
Created attachment 244999
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=244999&action=edit
Reproducer?

Minimal reproducer, maybe -- x[0] is already clobbered to ECAPMODE in
cpu_set_syscall_retval() by the time we go to setup the mcontext.

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