From: Alexander Bulekov <alx...@bu.edu>
The code did not add offsets to FlatRange bases, so we did not fuzz
offsets within device MemoryRegions.
Signed-off-by: Alexander Bulekov <alx...@bu.edu>
Reviewed-by: Darren Kenny <darren.ke...@oracle.com>
Message-Id: <20201029172901.534442-4-alx...@bu.edu>
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
tests/qtest/fuzz/generic_fuzz.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tests/qtest/fuzz/generic_fuzz.c b/tests/qtest/fuzz/generic_fuzz.c
index 3a5dbc3ce2..262a963d2e 100644
--- a/tests/qtest/fuzz/generic_fuzz.c
+++ b/tests/qtest/fuzz/generic_fuzz.c
@@ -298,6 +298,11 @@ static bool get_io_address(address_range *result,
AddressSpace *as,
} while (cb_info.index != index && !cb_info.found);
*result = cb_info.result;
+ if (result->size) {
+ offset = offset % result->size;
+ result->addr += offset;
+ result->size -= offset;
+ }
return cb_info.found;
}
--
2.26.2
