By comparing the crash state this issue is matching to  bug 662428 , Hence merging in to it. Feel free to undupe if it's a different issue.

Thanks!

ClusterFuzz has detected this issue as fixed in range 454873:455044.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5120107698454528

Fuzzer: ifratric-browserfuzzer-v3
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  aa_square_proc
  SkDraw::drawPoints
  SkDraw::drawPoints
  
Sanitizer: undefined (UBSAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=398502:398570
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=454873:455044

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv96SMZuwtqrET-QHPo9NvloQ7TK8NeJdeeFkZsBrRX7pVX2CVCmXePMi7i1y0tI-J4nYNcr0fHUuSn0k-3rdFEFb_xkXnsmGeMZrvYpTNEjR4CA_tEUU9THMXX-1KuHcYUF4Cg7TZxyFBOMOyrRZUygZcEqhtQ?testcase_id=5120107698454528


See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

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