On Tue, Jun 22, 2021 at 10:59:54AM -0400, Benjamin LaHaise wrote: > FYI: the filesystem hosting kanga.kvack.org which hosts linux-mm@xxxxxxxxx > and a few other assorted things was damaged around 9:17am. The mailing > list is back up and running from a March 2nd backup for now. The problem > is either a bad SSD or a btrfs bug, however no crash dump was captured to > help with debugging. Do you have any logs? Also when you have a suspicion that it was caused by hardware, what's the SSD type? If you'd like a more interactive discussion please come to the libera.chat #btrfs channel, there are people with a lot of experience and knowledge about buggy hardware. In case it's a btrfs bug we'd be interested to know at least something that could help to narrow it down. d.