This bug was filed from the Socorro interface and is report bp-6535c5b3-dcea-4fe2-8c33-8339f0170520. ============================================================= Seen while looking at nightly crash stats - crashes started using 20170513030205 and are all on 10.12: http://bit.ly/2qd4Z29 Possible regression range based on Build ID: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=8a7d0b15595f9916123848ca906f29c62d4914c9&tochange=96b36c5f527dd42e680a230839519eee1fc2c9f3
Maybe Kris is interested.
My best guess is that this has something to do with the startup cache being flushed during shutdown, after we normally notify the cache flush monitor to abort the normal 10 second delay.
Seems super low volume, fix-optional.