looks like wild free()

ClusterFuzz has detected this issue as fixed in range 436598:436642.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6521072880189440

Fuzzer: libfuzzer_rtcp_receiver_fuzzer
Job Type: libfuzzer_chrome_msan
Platform Id: linux

Crash Type: Sanitizer CHECK failure
Crash Address: 
Crash State:
  ((IsAligned(reinterpret_cast<uptr>(p), page_size_))) != (0) (0, 0)
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_msan&range=436251:436277
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_msan&range=436598:436642

Minimized Testcase (0.05 Kb): https://cluster-fuzz.appspot.com/download/AMIfv96oM619ZAr27WJfxfRL0wOuRRJS0NxMKZytV3PyWMp9n-AIIyzKysPnrzAefWVbxLxXBcCZ2Rmn38TJNhBQRVDQQ6gTa-pWmWCJ6Ip41cYFhKjkdnll16y2Mb9MKdmAMnrvKs4tCLNb4GvlfkHYLOo8-W4nrw?testcase_id=6521072880189440

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

ClusterFuzz testcase 6521072880189440 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.