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Subject: Current problem reports assigned to freebsd-threads@FreeBSD.org
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Current FreeBSD problem reports
Critical problems
S Tracker Resp. Description
--------------------------------------------------------------------------------
s threa/76690 threads fork hang in child for -lc_r
1 problem total.
Serious problems
S Tracker Resp. Description
--------------------------------------------------------------------------------
s threa/24472 threads libc_r does not honor SO_SNDTIMEO/SO_RCVTIMEO socket o
s threa/24632 threads libc_r delicate deviation from libc in handling SIGCHL
s bin/32295 threads pthread dont dequeue signals
s threa/34536 threads accept() blocks other threads
s threa/39922 threads [threads] [patch] Threaded applications executed with
s threa/48856 threads Setting SIGCHLD to SIG_IGN still leaves zombies under
s threa/49087 threads Signals lost in programs linked with libc_r
o threa/70975 threads unexpected and unreliable behaviour when using SYSV se
o threa/72953 threads fork() unblocks blocked signals w/o PTHREAD_SCOPE_SYST
o threa/75273 threads FBSD 5.3 libpthread (KSE) bug
o threa/75374 threads pthread_kill() ignores SA_SIGINFO flag
s threa/76694 threads fork cause hang in dup()/close() function in child (-l
o threa/79683 threads svctcp_create() fails if multiple threads call at the
o threa/80435 threads panic on high loads
o threa/83914 threads [libc] popen() doesn't work in static threaded program
s threa/84483 threads problems with devel/nspr and -lc_r on 4.x
s threa/94467 threads send(), sendto() and sendmsg() are not correct in libc
s threa/100815 threads FBSD 5.5 broke nanosleep in libc_r
o threa/101323 threads fork(2) in threaded programs broken.
o threa/103975 threads Implicit loading/unloading of libpthread.so may crash
o threa/110636 threads [request] gdb(1): using gdb with multi thread applicat
o threa/118715 threads kse problem
o threa/121336 threads lang/neko threading ok on UP, broken on SMP (FreeBSD 7
23 problems total.
Non-critical problems
S Tracker Resp. Description
--------------------------------------------------------------------------------
s threa/30464 threads pthread mutex attributes -- pshared
s threa/37676 threads libc_r: msgsnd(), msgrcv(), pread(), pwrite() need wra
s threa/40671 threads pthread_cancel doesn't remove thread from condition qu
s threa/69020 threads pthreads library leaks _gc_mutex
o threa/79887 threads [patch] freopen() isn't thread-safe
o threa/80992 threads abort() sometimes not caught by gdb depending on threa
o threa/110306 threads apache 2.0 segmentation violation when calling gethost
o threa/115211 threads pthread_atfork misbehaves in initial thread
o threa/116181 threads /dev/io-related io access permissions are not propagat
o threa/116668 threads can no longer use jdk15 with libthr on -stable SMP
10 problems total.
From owner-freebsd-threads@FreeBSD.ORG Sat Mar 29 13:41:59 2008
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Subject: Python hangs when importing gtk
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I have problem with python, which hangs when importing gtk (or
test.autotest, then test.test_capi hangs):
>>> import gtk
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
RuntimeError: not holding the import lock
>>> import gtk
Pressing ^T gives:
load: 1.33 cmd: python 29170 [ucond] 0.02u 0.01s 0% 6576k
(gdb) bt
#0 0x281c532b in _umtx_op () from /lib/libc.so.7
#1 0x2817cb18 in pthread_cleanup_push () from /lib/libthr.so.3
#2 0x2817b31e in pthread_cond_init () from /lib/libthr.so.3
#3 0x080d19b3 in PyThread_acquire_lock ()
#4 0x080c0acb in initimp ()
#5 0x080c2f1c in PyImport_ImportModuleLevel ()
#6 0x080abf84 in _PyBuiltin_Init ()
#7 0x08059f47 in PyObject_Call ()
#8 0x080ac57c in PyEval_CallObjectWithKeywords ()
#9 0x080aee6e in PyEval_EvalFrameEx ()
#10 0x080b2959 in PyEval_EvalCodeEx ()
#11 0x080b2aa7 in PyEval_EvalCode ()
#12 0x080c9e76 in Py_CompileString ()
#13 0x080cb77a in PyRun_InteractiveOneFlags ()
#14 0x080cb936 in PyRun_InteractiveLoopFlags ()
#15 0x080cba52 in PyRun_AnyFileExFlags ()
#16 0x08056ef1 in Py_Main ()
#17 0x080563b5 in main ()
(gdb) info threads
* 2 Thread 0x28301500 (LWP 100121) 0x281c532b in _umtx_op () from
/lib/libc.so.7
[taavi@tservu /usr/home/taavi]$ uname -a; sysctl kern.sched.name
FreeBSD tservu.pri.ee 7.0-RELEASE FreeBSD 7.0-RELEASE #2: Fri Mar 21
19:10:57 EET 2008 taavi@tservu.pri.ee:/usr/obj/usr/src/sys/TSERVU
i386
kern.sched.name: ULE
Python 2.5.2 (r252:60911, Mar 29 2008, 15:03:02)
[GCC 4.2.1 20070719 [FreeBSD]] on freebsd7
[taavi@tservu /usr/home/taavi]$ ldd `which python`
/usr/local/bin/python:
libutil.so.7 => /lib/libutil.so.7 (0x2814c000)
libm.so.5 => /lib/libm.so.5 (0x28159000)
libthr.so.3 => /lib/libthr.so.3 (0x2816e000)
libc.so.7 => /lib/libc.so.7 (0x28181000)