Hi all,
same problem here, I'm on Ubuntu 14.10 and get the same behavior.
Backtrace looks quite similar:
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffff435b700 (LWP 8624)]
__lll_unlock_elision (lock=0x7ffff7416940
<cwidget::toplevel::input_thread::input_event_mutex>, private=0)
at ../nptl/sysdeps/unix/sysv/linux/x86/elision-unlock.c:29
(gdb) backtrace full
#0 __lll_unlock_elision (lock=0x7ffff7416940
<cwidget::toplevel::input_thread::input_event_mutex>, private=0)
at ../nptl/sysdeps/unix/sysv/linux/x86/elision-unlock.c:29
No locals.
#1 0x00007ffff716b506 in ~lock (this=<synthetischer Zeiger>,
__in_chrg=<optimized out>) at
../../src/cwidget/generic/threads/threads.h:389
No locals.
#2 cwidget::toplevel::input_thread::operator()
(this=this@entry=0x7ffff74168e1
<cwidget::toplevel::input_thread::instance>) at toplevel.cc:512
l = {parent = @0x7ffff7416940, locked = true}
timeout = {tv_sec = 2, tv_usec = 335948}
selectfds = {fds_bits = {1, 0 <repeats 15 times>}}
result = <optimized out>
all_signals = {__val = {18446744067267100671,
18446744073709551615 <repeats 15 times>}}
#3 0x00007ffff716b531 in operator() (this=<synthetischer Zeiger>) at
../../src/cwidget/generic/threads/threads.h:1008
No locals.
#4
cwidget::threads::thread::bootstrap<cwidget::threads::bootstrap_proxy<cwidget::toplevel::input_thread>
> (p=<optimized out>)
at ../../src/cwidget/generic/threads/threads.h:117
thunk = {f = 0x7ffff74168e1
<cwidget::toplevel::input_thread::instance>}
#5 0x00007ffff66220a5 in start_thread (arg=0x7ffff435b700) at
pthread_create.c:309
__res = <optimized out>
pd = 0x7ffff435b700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737290548992,
177463366529054107, 1, 0, 140737290549696, 140737290548992,
-177450634593962597, -177446635670735461},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev =
0x0,
cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
__PRETTY_FUNCTION__ = "start_thread"
#6 0x00007ffff5b2384d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Cheers,
Stefan
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