cpython/Misc/NEWS.d/next/Library/2019-08-14-15-34-23.bpo-21131.0MMQRi.rst
Victor Stinner ac827edc49
bpo-21131: Fix faulthandler.register(chain=True) stack (GH-15276)
faulthandler now allocates a dedicated stack of SIGSTKSZ*2 bytes,
instead of just SIGSTKSZ bytes. Calling the previous signal handler
in faulthandler signal handler uses more than SIGSTKSZ bytes of stack
memory on some platforms.
2019-08-14 23:35:27 +02:00

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Fix ``faulthandler.register(chain=True)`` stack. faulthandler now allocates a
dedicated stack of ``SIGSTKSZ*2`` bytes, instead of just ``SIGSTKSZ`` bytes.
Calling the previous signal handler in faulthandler signal handler uses more
than ``SIGSTKSZ`` bytes of stack memory on some platforms.