Package: nx-libs Version: 3.5.0.27
Saw this crash on attempted resume of session:
Oct 10 16:52:30 kolea systemd-logind: New session 1452 of user leka. Oct 10 16:52:30 kolea systemd: Starting Session 1452 of user leka. Oct 10 16:52:30 kolea systemd: Started Session 1452 of user leka. Oct 10 16:52:32 kolea /usr/bin/x2goresume-session: x2goresume-session called with options: leka-50-1412399182_stDKDE_dp24 800x600 adsl 16m-jpeg-9 us pc105/us 1 Oct 10 16:52:33 kolea /usr/bin/x2gofeature: x2gofeature called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:33 kolea /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:33 kolea /usr/bin/x2goserver-run-extensions: x2goserver-run-extensions called with options: leka-50-1412399182_stDKDE_dp24 pre-resume Oct 10 16:52:34 kolea su: (to leka) root on none Oct 10 16:52:34 kolea systemd: Starting Session c51 of user leka. Oct 10 16:52:34 kolea systemd: Started Session c51 of user leka. Oct 10 16:52:34 kolea /usr/bin/x2goresume-session: client 10.10.10.1 has successfully resumed session with ID leka-50-1412399182_stDKDE_dp24 Oct 10 16:52:34 kolea su: (to leka) root on none Oct 10 16:52:34 kolea systemd: Starting Session c52 of user leka. Oct 10 16:52:34 kolea systemd: Started Session c52 of user leka. Oct 10 16:52:34 kolea /usr/bin/x2gofeature: x2gofeature called with options: X2GO_DESKTOPSHARING Oct 10 16:52:35 kolea /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features: x2goserver-extensions.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:35 kolea /usr/bin/x2gosuspend-session: x2gosuspend-session called with options: leka-50-1412399182_stDKDE_dp24 Oct 10 16:52:35 kolea /usr/share/x2go/x2gofeature.d/x2goserver.features: x2goserver.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:35 kolea /usr/share/x2go/x2gofeature.d/x2goserver-fmbindings.features: x2goserver-fmbindings.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:35 kolea /usr/share/x2go/x2gofeature.d/x2goserver-xsession.features: x2goserver-xsession.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:35 kolea /usr/bin/x2gofeature: x2gofeature called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:35 kolea /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:36 kolea /usr/bin/x2gofeature: x2gofeature called with options: X2GO_DESKTOPSHARING Oct 10 16:52:36 kolea /usr/bin/x2goserver-run-extensions: x2goserver-run-extensions called with options: leka-50-1412399182_stDKDE_dp24 post-resume Oct 10 16:52:36 kolea /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features: x2goserver-extensions.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:36 kolea /usr/share/x2go/x2gofeature.d/x2goserver.features: x2goserver.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:36 kolea /usr/share/x2go/x2gofeature.d/x2goserver-fmbindings.features: x2goserver-fmbindings.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:36 kolea /usr/share/x2go/x2gofeature.d/x2goserver-xsession.features: x2goserver-xsession.features called with options: X2GO_DESKTOPSHARING Oct 10 16:52:36 kolea /usr/bin/x2gofeature: x2gofeature called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:36 kolea /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:36 kolea /usr/bin/x2goserver-run-extensions: x2goserver-run-extensions called with options: leka-50-1412399182_stDKDE_dp24 pre-suspend Oct 10 16:52:36 kolea /usr/bin/x2goumount-session[25504]: x2goumount-session has been called with options: leka-50-1412399182_stDKDE_dp24 Oct 10 16:52:37 kolea /usr/bin/x2gosuspend-session: session with ID leka-50-1412399182_stDKDE_dp24 has been suspended successfully Oct 10 16:52:37 kolea /usr/bin/x2gofeature: x2gofeature called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:37 kolea /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS Oct 10 16:52:37 kolea /usr/bin/x2goserver-run-extensions: x2goserver-run-extensions called with options: leka-50-1412399182_stDKDE_dp24 post-suspend Oct 10 16:52:38 kolea kernel: [628115.748811] x2goagent[4472]: segfault at 0 ip 00007fbb3daa9e6d sp 00007ffffe069638 error 4 in libc-2.18.so[7fbb3da16000+1b4000] Oct 10 16:52:38 kolea kernel: x2goagent[4472]: segfault at 0 ip 00007fbb3daa9e6d sp 00007ffffe069638 error 4 in libc-2.18.so[7fbb3da16000+1b4000]
Looks like we're trying to write out a null pointer:
Core was generated by `/usr/lib64/nx/../x2go/bin/x2goagent -extension XFIXES -nolisten tcp -nolisten t'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007fbb3daa9e6d in __memcpy_sse2_unaligned () from /lib64/libc.so.6 Missing separate debuginfos, use: debuginfo-install glibc-2.18-16.fc20.x86_64 libX11-1.6.1-1.fc20.x86_64 libXau-1.0.8-2.fc20.x86_64 libXcursor-devel-1.1.14-2.fc20.x86_64 libXfixes-5.0.1-2.fc20.x86_64 libXrender-0.9.8-2.fc20.x86_64 libgcc-4.8.3-7.fc20.x86_64 libjpeg-turbo-1.3.1-2.fc20.x86_64 libpng-1.6.6-3.fc20.x86_64 libstdc++-4.8.3-7.fc20.x86_64 libxcb-1.9.1-3.fc20.x86_64 libxml2-2.9.1-2.fc20.x86_64 sssd-client-1.11.7-2.fc20.x86_64 xz-libs-5.1.2-12alpha.fc20.x86_64 zlib-1.2.8-3.fc20.x86_64 (gdb) bt #0 0x00007fbb3daa9e6d in __memcpy_sse2_unaligned () from /lib64/libc.so.6 #1 0x00007fbb3d3261d0 in std::basic_streambuf<char, std::char_traits<char> >::xsputn(char const*, long) () from /lib64/libstdc++.so.6 #2 0x00007fbb3d31c9f2 in std::ostream::write(char const*, long) () from /lib64/libstdc++.so.6 #3 0x00007fbb3f5ddb23 in PutData (fs=fs@entry=0x346e780, buffer=<optimized out>, size=size@entry=16) at Misc.cpp:633 #4 0x00007fbb3f5fa3e2 in MessageStore::saveStore (this=0x6bd7b00, cachefs=cachefs@entry=0x346e780, md5StateStream=md5StateStream@entry=0x52d2740, md5StateClient=md5StateClient@entry=0x774c1e0, checksumAction=checksumAction@entry=use_checksum, dataAction=dataAction@entry=discard_data, bigEndian=0) at Message.cpp:1782 #5 0x00007fbb3f601422 in ClientStore::saveRequestStores (this=0x15fc000, cachefs=cachefs@entry=0x346e780, md5StateStream=md5StateStream@entry=0x52d2740, md5StateClient=md5StateClient@entry=0x774c1e0, checksumAction=checksumAction@entry=use_checksum, dataAction=dataAction@entry=discard_data) at ClientStore.cpp:166 #6 0x00007fbb3f5ff108 in ClientProxy::handleSaveAllStores (this=0x2fffd30, cachefs=0x346e780, md5StateStream=0x52d2740, md5StateClient=0x774c1e0) at ClientProxy.cpp:500 #7 0x00007fbb3f5f07bc in Proxy::handleSaveAllStores (this=this@entry=0x2fffd30, savePath=<optimized out>) at Proxy.cpp:5193 #8 0x00007fbb3f5f0d4f in Proxy::handleSaveStores (this=this@entry=0x2fffd30) at Proxy.cpp:4232 #9 0x00007fbb3f5ffafc in ClientProxy::handleSave (this=0x2fffd30) at ClientProxy.cpp:412 #10 0x00007fbb3f5ce653 in NXTransExecute (resultFDs=0x7ffffe069b7c, errorFDs=<optimized out>, setFDs=<optimized out>, readSet=0x7ffffe069b90, writeSet=0x7ffffe069c10, selectTs=<optimized out>) at Loop.cpp:14818 #11 0x00007fbb3f5d7d5a in NXTransContinue (selectTs=selectTs@entry=0x7ffffe069ce0) at Loop.cpp:1650 #12 0x00007fbb3f5d7ebd in WaitCleanup () at Loop.cpp:4729 #13 NXTransDestroy (fd=fd@entry=-1) at Loop.cpp:1581 #14 0x000000000048e8f7 in nxagentWaitDisplay () at Display.c:2767 #15 0x00000000004b8249 in nxagentDisconnectSession () at Reconnect.c:362 #16 0x00000000004b8a8c in nxagentHandleConnectionChanges () at Reconnect.c:820 #17 0x00000000004b8c60 in nxagentHandleConnectionStates () at Reconnect.c:218 #18 0x000000000049b905 in nxagentWakeupHandler (data=<optimized out>, count=-1, mask=0xacb760 <LastSelectMask>) at Handlers.c:589 #19 0x000000000046a33b in WakeupHandler (result=result@entry=-1, pReadmask=pReadmask@entry=0xacb760 <LastSelectMask>) at dixutils.c:472 #20 0x0000000000473ca2 in WaitForSomething (pClientsReady=pClientsReady@entry=0x7ffffe06a040) at WaitFor.c:389 #21 0x0000000000445c1a in Dispatch () at X/NXdispatch.c:619 #22 0x0000000000429455 in main (argc=15, argv=0x7ffffe06a668, envp=<optimized out>) at main.c:450 (gdb) up 3 #3 0x00007fbb3f5ddb23 in PutData (fs=fs@entry=0x346e780, buffer=<optimized out>, size=size@entry=16) at Misc.cpp:633 633 fs -> write((char *) buffer, size); (gdb) up #4 0x00007fbb3f5fa3e2 in MessageStore::saveStore (this=0x6bd7b00, cachefs=cachefs@entry=0x346e780, md5StateStream=md5StateStream@entry=0x52d2740, md5StateClient=md5StateClient@entry=0x774c1e0, checksumAction=checksumAction@entry=use_checksum, dataAction=dataAction@entry=discard_data, bigEndian=0) at Message.cpp:1782 1782 if (PutData(cachefs, message -> md5_digest_, MD5_LENGTH) < 0) (gdb) print message $1 = (Message *) 0x367a5b0 (gdb) print message->md5_digest There is no member or method named md5_digest. (gdb) print message->md5_digest_ $2 = (md5_byte_t *) 0x0
-- Orion Poplawski Technical Manager 303-415-9701 x222 NWRA/CoRA Division FAX: 303-415-9702 3380 Mitchell Lane orion@cora.nwra.com Boulder, CO 80301 http://www.cora.nwra.com