Messages in this thread | | | Date | Mon, 12 May 2014 16:42:30 +0100 | From | Al Viro <> | Subject | Re: 3.15-rc5 soft-lockup in dentry_kill |
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On Mon, May 12, 2014 at 09:21:53AM -0400, Josh Boyer wrote: > Hi All, > > We got a report[1] of udevd hanging up in a soft lockup with 3.15-rc5 > over the weekend. The backtrace is below. I know there were a number > of recent changes here, so hopefully this triggers someone's memory.
Reproducer would be nice... Incidentally, kernfs ->d_revalidate() looks like a massive source of contention - it grabs a system-wide mutex all the time, and I'd like to see profiles on the loads that go anywhere near that sucker.
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