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Bcache hang

DISCUSSION Ross Anderson 2 participants 2 messages Jan 9, 2013 – Jan 14, 2013 1 message not in the archive bcache (block layer cache)

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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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#2 lore raw
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.