DAOS-15799 build: Add libsanitize #14485
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knard38
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Add libsanitize for debugging stack smashing occuring on LRZ servers. WARNIN: When libasan is activated the dlopen is not working properly, and the path of the libraries have to be explicitly defined. More details on tis can be found at https://sourceware.org/bugzilla/show_bug.cgi?id=25114 Skip-test: true Required-githooks: true Signed-off-by: Cedric Koch-Hofer <[email protected]>
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Version with protected stack and address sanitizer. Skip-test: true Required-githooks: true Signed-off-by: Cedric Koch-Hofer <[email protected]>
liw
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Sep 1, 2024
| opts.Add(BoolVariable('STACK_MMAP', 'Allocate ABT ULTs stacks with mmap()', 0)) | ||
| opts.Add(BoolVariable('STACK_MMAP', 'Allocate ABT ULTs stacks with mmap()', 1)) | ||
| opts.Add(BoolVariable('ADDRESS_SANITIZER', | ||
| 'Instrument C code with the Address Sanitizer library', 1)) |
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Would SANITIZER=<address|thread|...> be more economical? Or, even COMPILER_FEAT=<asan|tsan|...>, but I'm not sure if that's going too far.
| print('Enabling Address Sanitizer') | ||
| # Enable Address Sanitizer, a fast memory error detector. | ||
| env.Prepend(LINKFLAGS=['-fsanitize=address']) | ||
| env.Prepend(CCFLAGS=['-fsanitize=address']) |
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Also '-fno-omit-frame-pointer' in CCFLAGS for better reports.
I found that I had to change -Wframe-larger-than=4096 to a larger value (8192 worked for me), due to the redzones added by asan.
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WARNING: This PR is not intended to be merged, but just to build rpms allowing to debug stack bumping issue of the ticket DAOS-15799.
Description
Add libsanitize for debugging stack smashing occuring on LRZ servers.
Skip-test: true
Required-githooks: true
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