crash after receiving SIGCHLD during system call

David Mosberger davidm at egauge.net
Wed May 17 22:34:57 PDT 2017


So even with turning on all Errata workarounds, disabling the D-cache
and I-cache, and disabling branch prediction the problem still occurs.

I also confirmed that at the end of sys_rt_sigreturn(), the T bit in
regs->ARM_cpsr is NEVER set.

  --david



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