Merge tag 'pull-tcg-20230810' of https://gitlab.com/rth7680/qemu into staging

accel/tcg: Avoid reading too much in load_atom_{2,4}
tests/tcg: ensure system-mode gdb tests start stopped
gdbstub: more fixes for client Ctrl-C handling

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* tag 'pull-tcg-20230810' of https://gitlab.com/rth7680/qemu:
  gdbstub: don't complain about preemptive ACK chars
  gdbstub: more fixes for client Ctrl-C handling
  tests/tcg: ensure system-mode gdb tests start stopped
  accel/tcg: Avoid reading too much in load_atom_{2,4}

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>