Merge tag 'pull-lu-20231018' of https://gitlab.com/rth7680/qemu into staging

linux-user/mips: fix abort on integer overflow
linux-user/sh4: Fix crashes on signal delivery
linux-user/loongarch: Enable LSX/LASX in HWCAP
linux-user: Fixes for zero_bss
linux-user: Propagate failure in mmap_reserve_or_unmap back to target_munmap
linux-user: Detect and report host crashes
linux-user: Remap guest SIGABRT

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* tag 'pull-lu-20231018' of https://gitlab.com/rth7680/qemu

:
  linux-user: Remap guest SIGABRT
  linux-user: Detect and report host SIGILL, SIGFPE, SIGTRAP
  linux-user: Split out host_sig{segv,bus}_handler
  linux-user: Simplify signal_init
  linux-user: Map unsupported signals to an out-of-bounds value
  linux-user: Only register handlers for core_dump_signal by default
  linux-user: Detect and report host crashes
  linux-user: Exit not abort in die_with_backtrace
  linux-user: Split out die_with_signal
  linux-user: Propagate failure in mmap_reserve_or_unmap back to target_munmap
  linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch
  linux-user/sh4: Fix crashes on signal delivery
  linux-user/mips: fix abort on integer overflow
  linux-user: Fixes for zero_bss

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>