[haiku-bugs] Re: [Haiku] #2100: the libmicro test program mallocT2_100k blocks
- From: "pulkomandy" <trac@xxxxxxxxxxxx>
- Date: Tue, 10 Jun 2014 09:46:44 -0000
#2100: the libmicro test program mallocT2_100k blocks
-------------------------+---------------------------
Reporter: kaoutsis | Owner: axeld
Type: bug | Status: new
Priority: normal | Milestone: R1
Component: - General | Version: R1/pre-alpha1
Resolution: | Keywords:
Blocked By: | Blocking:
Has a Patch: 0 | Platform: All
-------------------------+---------------------------
Comment (by pulkomandy):
This is still deadlocking in hrev47342.
The problem seems to be with XSI semaphores, as both threads in the test
are blocked in semop().
Syslog with tracing enabled for XSI semaphores:
{{{
KERN: xsi_semget: key = 0, numberOfSemaphores = 3, flags = 384
KERN: semget: new set = 1402392442 created, sequence = 2
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fd070, numOps = 1
KERN: xsi_semop: semaphoreNumber = 0, value = 0
KERN: xsi_semop: semaphore acquired succesfully
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 1
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1
KERN: xsi_semop: semaphoreNumber = 0, value = 1
KERN: xsi_semop: semaphore acquired succesfully
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 1
KERN: xsi_semop: semaphoreNumber = 0, value = 0
KERN: XsiSemaphore::Add: potentially going to sleep
KERN: xsi_semop: thread 1267 going to sleep
KERN: xsi_semop: semaphoreNumber = 1, value = 0
KERN: XsiSemaphore::Add: potentially going to sleep
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 2
KERN: xsi_semop: semaphoreNumber = 0, value = 0
KERN: xsi_semop: semaphoreNumber = 1, value = 0
KERN: xsi_semop: semaphore acquired succesfully
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x730fcfec, numOps = 2
KERN: xsi_semop: thread 1267 back to life
KERN: xsi_semop: semaphoreNumber = 0, value = 1
KERN: xsi_semop: semaphoreNumber = 2, value = 0
KERN: XsiSemaphore::Add: potentially going to sleep
KERN: xsi_semop: thread 1266 going to sleep
KERN: xsi_semop: semaphoreNumber = 0, value = 1
KERN: xsi_semop: semaphore acquired succesfully
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1
KERN: xsi_semop: semaphoreNumber = 1, value = 1
KERN: xsi_semop: semaphore acquired succesfully
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1
KERN: xsi_semop: semaphoreNumber = 2, value = 0
KERN: xsi_semop: semaphore acquired succesfully
KERN: xsi_semop: semaphoreID = 1402392442, ops = 0x71f38770, numOps = 1
KERN: xsi_semop: semaphoreNumber = 0, value = 0
KERN: XsiSemaphore::Add: potentially going to sleep
KERN: xsi_semop: thread 1267 going to sleep
}}}
--
Ticket URL: <https://dev.haiku-os.org/ticket/2100#comment:5>
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