hw/core: Don't dump incompletely reset cpu

[PATCH 0/2] hw/core: Don't dump incompletely reset cpu

Richard Henderson posted 2 patches 1 month ago

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Maintainers: Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>

hw/core/cpu-common.c | 21 ++++++++++++++++-----
1 file changed, 16 insertions(+), 5 deletions(-)

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[PATCH 0/2] hw/core: Don't dump incompletely reset cpu

Posted by Richard Henderson 1 month ago

The start of CPUState reset.hold happens before any subclasses,
which can result in attempting to dump uninitialized data.
In the case of Sparc, this will SIGSEGV.


r~


Richard Henderson (2):
  hw/core: Dump cpu_reset in the reset.exit phase
  hw/core: Use qemu_log_trylock/unlock in cpu_common_reset_exit

 hw/core/cpu-common.c | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

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2.43.0