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Posted to dev@qpid.apache.org by GitBox <gi...@apache.org> on 2021/04/14 12:00:10 UTC
[GitHub] [qpid-dispatch] jiridanek opened a new pull request #1118: DISPATCH-2039 Poison the memory pool so that ASAN works better with it
jiridanek opened a new pull request #1118:
URL: https://github.com/apache/qpid-dispatch/pull/1118
TODO:
* does this actually do the right thing?
* is it necessary to instrument `unordered_move_stack` function?
When there is a read or write to the poisoned area, the error message looks like
```
==15792==ERROR: AddressSanitizer: use-after-poison on address 0x611000034dd8 at pc 0x7fdaa75fc713 bp 0x7fff2d0c8d80 sp 0x7fff2d0c8d78
14: WRITE of size 8 at 0x611000034dd8 thread T0
14: #0 0x7fdaa75fc712 in qd_hash_internal_remove_item /home/jdanek/repos/qpid/qpid-dispatch/cmake-build-debug-asan/../src/hash.c:131:30
14: #1 0x7fdaa75fb51d in qd_hash_free /home/jdanek/repos/qpid/qpid-dispatch/cmake-build-debug-asan/../src/hash.c:146:13
[...]
```
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[GitHub] [qpid-dispatch] jiridanek merged pull request #1118: DISPATCH-2039 Poison the memory pool so that ASAN works better with it
Posted by GitBox <gi...@apache.org>.
jiridanek merged pull request #1118:
URL: https://github.com/apache/qpid-dispatch/pull/1118
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[GitHub] [qpid-dispatch] jiridanek commented on pull request #1118: DISPATCH-2039 Poison the memory pool so that ASAN works better with it
Posted by GitBox <gi...@apache.org>.
jiridanek commented on pull request #1118:
URL: https://github.com/apache/qpid-dispatch/pull/1118#issuecomment-820419182
@kgiusti This is imo a natural extension of https://issues.apache.org/jira/browse/DISPATCH-1225. I'll rebase this and if tests pass, I will unmark this as WIP.
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[GitHub] [qpid-dispatch] jiridanek commented on pull request #1118: DISPATCH-2039 Poison the memory pool so that ASAN works better with it
Posted by GitBox <gi...@apache.org>.
jiridanek commented on pull request #1118:
URL: https://github.com/apache/qpid-dispatch/pull/1118#issuecomment-820427255
Uh, never mind, I did not realize #1119 is not yet merged. The tests are failing on that issue.
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