[dm-crypt] Help with a bug report: "Opening/creating of LUKS encrypted partitions fails with incorrect semaphore state"

Thomas Bächler thomas at archlinux.org
Thu Jan 27 17:56:27 CET 2011

Am 25.01.2011 00:16, schrieb Milan Broz:
> On 01/24/2011 11:55 PM, Thomas Bächler wrote:
>> I received this bug report today: https://bugs.archlinux.org/task/22351
>> "Opening or creating a luks encrypted partition fails with:
>> semid 1048580: semop failed for cookie 0xd4d3177: incorrect semaphore state
>> Failed to set a proper state for notification semaphore identified by
>> cookie value 223162743 (0xd4d3177) to initialize waiting for incoming
>> notifications."
>> I have no idea where to start (more details inside). Any ideas?
> This is some problem in device-mapper library not in cryptsetup itself.
> I think we fixed that in libdevmapper but not sure now, anyway,
> cc-ing Peter, he will know for sure:)
> Milan

Thank you Milan, I just received another comment:

The reportee has installed device-mapper 2.02.81. The problem occurs
only with cryptsetup 1.2.0, not 1.1.3.

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