(gdb) break session_impl.cpp:1507
No source file named session_impl.cpp.
Make breakpoint pending on future shared library load? (y or [n]) y

Breakpoint 1 (session_impl.cpp:1507) pending.
(gdb) run
Starting program: /home/chris/qbittorrent_svn/trunk/src/qbittorrent
[Thread debugging using libthread_db enabled]
[New Thread -1229633840 (LWP 7432)]
Breakpoint 2 at 0xb7d7b2c0: file session_impl.cpp, line 1507.
Pending breakpoint "session_impl.cpp:1507" resolved
en_GB locale recognized, using translation.
[New Thread -1233269872 (LWP 7435)]
[New Thread -1241662576 (LWP 7436)]
Loading columns width for download list
Download list columns width loaded
Configuring session
setInfoBar called
[Switching to Thread -1229633840 (LWP 7432)]

Breakpoint 2, libtorrent::aux::session_impl::start_dht (this=0x8443958,
    startup_state=@0xbfa00a64) at session_impl.cpp:1507
1507            void session_impl::start_dht(entry const& startup_state)
(gdb) n
1509                    mutex_t::scoped_lock l(m_mutex);
(gdb) n
1507            void session_impl::start_dht(entry const& startup_state)
(gdb) n
1509                    mutex_t::scoped_lock l(m_mutex);
(gdb) n
144             return p_ == 0? 0: &this_type::p_;
(gdb) n
1510                    if (m_dht)
(gdb) n
144             return p_ == 0? 0: &this_type::p_;
(gdb) n
1517                            , startup_state);
(gdb) n
64              if(p_ != 0 && add_ref) intrusive_ptr_add_ref(p_);
(gdb) n
158             p_ = rhs.p_;
(gdb) n
159             rhs.p_ = tmp;
(gdb) n
83              if(p_ != 0) intrusive_ptr_release(p_);
(gdb) n
1517                            , startup_state);
(gdb) n
mutex: Argument invalide
qbittorrent: session_impl.cpp:1061: void libtorrent::aux::session_impl::operator()():  l'assertion « false » a échoué.
1518            }
(gdb) n

Program received signal SIGABRT, Aborted.
[Switching to Thread -1233269872 (LWP 7435)]
0xb7f58410 in __kernel_vsyscall ()