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Segfault in gateway.c:FAIL_IF_CHECKPOINTING #466

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cole-miller opened this issue Jan 27, 2023 · 1 comment
Open

Segfault in gateway.c:FAIL_IF_CHECKPOINTING #466

cole-miller opened this issue Jan 27, 2023 · 1 comment
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Bug Confirmed to be a bug Incomplete Waiting on more information from reporter

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@cole-miller
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cole-miller commented Jan 27, 2023 •
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Fuzzing revealed a segfault on this line:

dqlite/src/gateway.c

Line 157 in e618e62

_rv = _file->pMethods->xShmLock( \

Looking at the situation in GDB, it appears that _file->pMethods can be NULL. The FAIL_IF_CHECKPOINTING in question is the one in handle_query_sql.
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This can also happen in handle_exec_sql.

@cole-miller cole-miller mentioned this issue Jan 27, 2023
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@MathieuBordere MathieuBordere added Bug Confirmed to be a bug Incomplete Waiting on more information from reporter labels Jun 12, 2023
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@MathieuBordere @cole-miller