Bcache hang
Current bcache and bcache-testing cause kernel panic on bcache add. These are on existing devices, Echo 1 to unregistered, remove existing cache device replace with new, make-bcache -C, then echo to register. Register hangs and following kernel output and hang occurs.
The following is debug info for the hang
http://pastebin.com/87iYygdw
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Quoted 5 lines · Ross Anderson
Current bcache and bcache-testing cause kernel panic on bcache add. These are on existing devices, Echo 1 to unregistered, remove existing cache device replace with new, make-bcache -C, then echo to register. Register hangs and following kernel output and hang occurs.
We already talked about this on irc, but for anyone following on the list - fixed this a couple days ago.