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Fix false positives from ThreadSanitizer

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Since Linux Kernel 6.5 we are getting false positives from the ci,
lower the ALSR entropy to disable ALSR, which works as a temporary
workaround.

https://github.com/google/sanitizers/issues/1716
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2056762

closes https://github.com/official-stockfish/Stockfish/pull/5115

No functional change
This commit is contained in:
Disservin
2024-03-14 10:38:20 +01:00
parent abd82396a1
commit fb07281f55
1 changed files with 7 additions and 0 deletions
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tests/instrumented.sh
+7
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@@ -8,6 +8,13 @@ error()
} }
trap 'error ${LINENO}' ERR trap 'error ${LINENO}' ERR
# Since Linux Kernel 6.5 we are getting false positives from the ci,
# lower the ALSR entropy to disable ALSR, which works as a temporary workaround.
# https://github.com/google/sanitizers/issues/1716
# https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2056762
sudo sysctl -w vm.mmap_rnd_bits=28
# define suitable post and prefixes for testing options # define suitable post and prefixes for testing options
case $1 in case $1 in
--valgrind) --valgrind)