Predator and CL did not provide any possible suspects.
Using Code Search for the file, "platform_font_linux.cc" assigning to the concern owner.

Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/7b73cc2d2927d165b123b80c18f7f71db5457a76

@fwang -- Could you please look into the issue, kindly re-assign if this is related to your changes.
Thank You.

ClusterFuzz has detected this issue as fixed in range 475250:475395.

Detailed report: https://clusterfuzz.com/testcase?key=4813301931573248

Fuzzer: meacer_extension_apis
Job Type: linux_asan_chrome_v8_arm
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  typeface. Could not find any font: sans, sans in platform_font_linux.cc
  gfx::CreateSkTypeface
  gfx::PlatformFontLinux::PlatformFontLinux
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=455700:456019
Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=475250:475395

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4813301931573248


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.

ClusterFuzz testcase 4813301931573248 is verified as fixed, so closing issue.

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