[Bug 199557] Hang on sysconf(_SC_OPEN_MAX)
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bugzilla-noreply at freebsd.org
Mon Apr 20 14:45:03 UTC 2015
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=199557
--- Comment #3 from Ed Maste <emaste at freebsd.org> ---
userland backtraces:
(lldb) bt
* thread #1: tid = 103971, 0x0000000800f8e198 libc.so.7`__syscall + 8 at
__syscall.S:3
* frame #0: 0x0000000800f8e198 libc.so.7`__syscall + 8 at __syscall.S:3
frame #1: 0x0000000000400e32 a.out`zz_fork(file=0x0000000000401222,
line=269) + 114 at pr199557.cc:244
frame #2: 0x0000000000400f7b a.out`zz_pthread_create(th=0x00007fffffffe528,
attr=0x0000000000000000, callback=0x0000000000401090, param=0x0000000000000000)
+ 235 at pr199557.cc:269
frame #3: 0x00000000004010dc a.out`main + 44 at pr199557.cc:294
frame #4: 0x000000000040087f a.out`_start(ap=<unavailable>,
cleanup=<unavailable>) + 367 at crt1.c:78
(lldb) bt
* thread #1: tid = 103861, 0x0000000800833b3c libthr.so.3 at _umtx_op_err.S:37
* frame #0: 0x0000000800833b3c libthr.so.3 at _umtx_op_err.S:37
frame #1: 0x00000008008314dc libthr.so.3`_thr_rtld_rlock_acquire [inlined]
_thr_rwlock_rdlock(flags=<unavailable>, tsp=<unavailable>) + 76 at
thr_umtx.h:196
frame #2: 0x0000000800831490
libthr.so.3`_thr_rtld_rlock_acquire(lock=0x0000000800a42680) + 64 at
thr_rtld.c:123
frame #3: 0x000000080060bf42
ld-elf.so.1`rlock_acquire(lock=0x000000080081f860,
lockstate=0x00007fffffffe358) + 50 at rtld_lock.c:197
frame #4: 0x0000000800605c5d ld-elf.so.1`_rtld_bind(obj=0x0000000800621000,
reloff=0) + 45 at rtld.c:679
frame #5: 0x00000008006034fd ld-elf.so.1`??? + 45 at rtld_start.S:121
frame #6: 0x0000000000400d9b a.out`zz_sysconf(file=0x0000000000401222,
line=269) + 43 at pr199557.cc:227
frame #7: 0x0000000000400e01 a.out`zz_fork(file=0x0000000000401222,
line=269) + 65 at pr199557.cc:240
frame #8: 0x0000000000400f7b a.out`zz_pthread_create(th=0x00007fffffffe528,
attr=0x0000000000000000, callback=0x0000000000401090, param=0x0000000000000000)
+ 235 at pr199557.cc:269
frame #9: 0x00000000004010dc a.out`main + 44 at pr199557.cc:294
frame #10: 0x000000000040087f a.out`_start(ap=<unavailable>,
cleanup=<unavailable>) + 367 at crt1.c:78
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