Re: [Cppcms-users] URGENT: strange bug ocurring

[Artyom B. <art...@ya...>]

Ok, I reproduced a problem.

I'll update you when I'll fix it.

It seems to be a bug in some redesigned buffering/gzip code.

Also why do you use the development version in the production environment?
 
Artyom Beilis
--------------
CppCMS - C++ Web Framework:   http://cppcms.com/
CppDB - C++ SQL Connectivity: http://cppcms.com/sql/cppdb/



----- Original Message -----
> From: "ele...@ex..." <ele...@ex...>
> To: cpp...@li...
> Cc: Artyom Beilis <art...@ya...>
> Sent: Wednesday, August 1, 2012 3:35 PM
> Subject: Re: [Cppcms-users] URGENT: strange bug ocurring
> 
> Sorry forgot to attach GDB trace:
> 
> 
> #0  0x00007f8933c0e817 in __libc_writev (fd=9, vector=<value optimized
> out>, count=1) at ../sysdeps/unix/sysv/linux/writev.c:56
> #1  0x00007f8935655707 in booster::aio::stream_socket::writev
> (this=0xe7e9a0, b=<value optimized out>)
>     at /home/sysadmin/cppcms/booster/lib/aio/src/stream_socket.cpp:173
> #2  0x00007f8935655769 in booster::aio::stream_socket::write_some
> (this=0x9, buffer=..., e=...)
>     at /home/sysadmin/cppcms/booster/lib/aio/src/stream_socket.cpp:94
> #3  0x00007f8935c7fab3 in
> cppcms::impl::cgi::http::write_some_to_socket(booster::aio::const_buffer
> const&, booster::system::error_code&) ()
>    from /usr/local/lib/libcppcms.so.1
> #4  0x00007f8935c8302a in cppcms::impl::cgi::http::write_some(void const*,
> unsigned long, booster::system::error_code&) ()
>    from /usr/local/lib/libcppcms.so.1
> #5  0x00007f8935bb88cb in cppcms::impl::cgi::connection::write
> (this=0xe7e8d0, data=<value optimized out>, n=16384, e=...)
>     at /home/sysadmin/cppcms/src/cgi_api.cpp:550
> #6  0x00007f8935bd005e in cppcms::http::details::output_device::write
> (this=0xe81ea8, data=<value optimized out>, n=1)
>     at /home/sysadmin/cppcms/src/http_response.cpp:277
> #7  0x00007f8935bd03e7 in
> cppcms::http::details::basic_obuf<cppcms::http::details::output_device>::overflow
> (this=0x9, c=99)
>     at /home/sysadmin/cppcms/src/http_response.cpp:131
> #8  0x00007f89343e7215 in std::basic_streambuf<char,
> std::char_traits<char> >::xsputn(char const*, long) () from
> /usr/lib/libstdc++.so.6
> #9  0x00007f8935bcd58a in std::basic_streambuf<char,
> std::char_traits<char> >::sputn (this=0xe7c6f0) at
> /usr/include/c++/4.4/streambuf:427
> #10 cppcms::http::details::gzip_buf::close (this=0xe7c6f0) at
> /home/sysadmin/cppcms/src/http_response.cpp:201
> #11 cppcms::http::response::finalize (this=0xe7c6f0) at
> /home/sysadmin/cppcms/src/http_response.cpp:380
> #12 0x00007f8935bd340d in cppcms::http::context::complete_response
> (this=0xe78a90) at /home/sysadmin/cppcms/src/http_context.cpp:117
> #13 0x00007f8935bd38f1 in cppcms::http::context::dispatch (app=DWARF-2
> expression error: DW_OP_reg operations must be used either alone or in
> conjuction with DW_OP_piece.
> ) at /home/sysadmin/cppcms/src/http_context.cpp:156
> #14 0x00007f8935bd5173 in operator()<void
> (*)(booster::intrusive_ptr<cppcms::application>, 
> std::basic_string<char,
> std::char_traits<char>, std::allocator<char> >, bool),
> cppcms_boost::_bi::list0> (this=0xe9b2d0) at
> /home/sysadmin/cppcms/cppcms_boost/cppcms_boost/bind/bind.hpp:385
> #15 cppcms_boost::_bi::bind_t<void, void
> (*)(booster::intrusive_ptr<cppcms::application>, std::string, bool),
> cppcms_boost::_bi::list3<cppcms_boost::_bi::value<booster::intrusive_ptr<cppcms::application>
>> , cppcms_boost::_bi::value<std::string>, 
> cppcms_boost::_bi::value<bool> >
>> ::operator() (this=0xe9b2d0)
>     at
> /home/sysadmin/cppcms/cppcms_boost/cppcms_boost/bind/bind_template.hpp:20
> #16 booster::function<void ()()>::callable_impl<void,
> cppcms_boost::_bi::bind_t<void, void
> (*)(booster::intrusive_ptr<cppcms::application>, std::string, bool),
> cppcms_boost::_bi::list3<cppcms_boost::_bi::value<booster::intrusive_ptr<cppcms::application>
>> , cppcms_boost::_bi::value<std::string>, 
> cppcms_boost::_bi::value<bool> >
>>  >::call() (this=0xe9b2d0) at
> /home/sysadmin/cppcms/booster/booster/function.h:168
> #17 0x00007f8935bd6dd5 in booster::function<void ()()>::operator()() const
> (this=0xe7a6a0) at /home/sysadmin/cppcms/booster/booster/function.h:168
> #18 cppcms::impl::thread_pool::worker (this=0xe7a6a0) at
> /home/sysadmin/cppcms/src/thread_pool.cpp:120
> #19 0x00007f89356cf27d in booster::function<void ()()>::operator()() const
> (p=<value optimized out>)
>     at /home/sysadmin/cppcms/booster/./booster/function.h:168
> #20 booster_thread_func (p=<value optimized out>) at
> /home/sysadmin/cppcms/booster/lib/thread/src/pthread.cpp:46
> #21 0x00007f89339308ca in start_thread (arg=<value optimized out>) at
> pthread_create.c:300
> #22 0x00007f8933c1592d in clone () at
> ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
> #23 0x0000000000000000 in ?? ()
> 
> Whether this gives you an idea about what's going on i don't know
> 
> 
> 
> ------------------------------------------------------------------------------
> Live Security Virtual Conference
> Exclusive live event will cover all the ways today's security and 
> threat landscape has changed and how IT managers can respond. Discussions 
> will include endpoint security, mobile security and the latest in malware 
> threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
> _______________________________________________
> Cppcms-users mailing list
> Cpp...@li...
> https://lists.sourceforge.net/lists/listinfo/cppcms-users
>