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Bug #542 » gdb-backtrace.log

David Goulet, 05/22/2013 04:51 PM

 
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Program terminated with signal 11, Segmentation fault.
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#0  ustctl_duplicate_ust_object_data (dest=0x7fee742d1df8, src=0x0) at ustctl.c:800
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800             if (src->handle != -1) {
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(gdb) bt full
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#0  ustctl_duplicate_ust_object_data (dest=0x7fee742d1df8, src=0x0) at ustctl.c:800
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        obj = 0x7fee85dd19c0
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        ret = <optimized out>
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        __func__ = "ustctl_duplicate_ust_object_data"
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#1  0x000000000041d72c in duplicate_channel_object (reg_chan=0x7fee742cf070, ua_chan=0x7fee742d1cd0)
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    at ust-app.c:2000
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        ret = 0
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        __PRETTY_FUNCTION__ = "duplicate_channel_object"
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#2  0x000000000041dd57 in send_channel_uid_to_ust (reg_chan=0x7fee742cf070, app=0x19106d0, 
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    ua_sess=0x7fee742d0710, ua_chan=0x7fee742d1cd0) at ust-app.c:2161
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        ret = 32750
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        reg_stream = 0x7fee742cf0b8
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        __PRETTY_FUNCTION__ = "send_channel_uid_to_ust"
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        __func__ = "send_channel_uid_to_ust"
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#3  0x000000000041e0b2 in create_channel_per_uid (app=0x19106d0, usess=0x7fee742c0230, 
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    ua_sess=0x7fee742d0710, ua_chan=0x7fee742d1cd0) at ust-app.c:2263
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        ret = 0
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        reg_uid = 0x7fee742c2020
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        reg_chan = 0x7fee742cf070
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        __PRETTY_FUNCTION__ = "create_channel_per_uid"
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        __func__ = "create_channel_per_uid"
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#4  0x000000000041e348 in do_create_channel (app=0x19106d0, usess=0x7fee742c0230, 
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    ua_sess=0x7fee742d0710, ua_chan=0x7fee742d1cd0) at ust-app.c:2341
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        ret = 32750
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        __PRETTY_FUNCTION__ = "do_create_channel"
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#5  0x000000000041e4f3 in create_ust_app_channel (ua_sess=0x7fee742d0710, uchan=0x7fee742c0dc0, 
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    app=0x19106d0, type=LTTNG_UST_CHAN_PER_CPU, usess=0x7fee742c0230, ua_chanp=0x0) at ust-app.c:2414
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        ret = 0
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        iter = {iter = {node = 0x0, next = 0x0}}
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        ua_chan_node = 0x0
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        ua_chan = 0x7fee742d1cd0
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        __func__ = "create_ust_app_channel"
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#6  0x0000000000421121 in ust_app_create_channel_glb (usess=0x7fee742c0230, uchan=0x7fee742c0dc0)
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    at ust-app.c:3426
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        ret = 0
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        created = 1
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        iter = {iter = {node = 0x1910748, next = 0x17cbdf0}}
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        app = 0x19106d0
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        ua_sess = 0x7fee742d0710
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        __PRETTY_FUNCTION__ = "ust_app_create_channel_glb"
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        __func__ = "ust_app_create_channel_glb"
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#7  0x0000000000409916 in channel_ust_create (usess=0x7fee742c0230, attr=0x7fee74001afc, 
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    type=LTTNG_BUFFER_PER_UID) at channel.c:344
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        ret = 10
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        uchan = 0x7fee742c0dc0
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        defattr = 0x0
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        __PRETTY_FUNCTION__ = "channel_ust_create"
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        __func__ = "channel_ust_create"
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#8  0x0000000000412a3a in cmd_enable_channel (session=0x7fee742c2250, domain=0x7fee740019c8, 
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    attr=0x7fee74001afc, wpipe=-1) at cmd.c:901
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        uchan = 0x0
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        ret = 32750
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        usess = 0x7fee742c0230
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        chan_ht = 0x7fee742c02a0
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        __PRETTY_FUNCTION__ = "cmd_enable_channel"
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        __func__ = "cmd_enable_channel"
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#9  0x000000000042d46b in process_client_msg (cmd_ctx=0x7fee741f4dd0, sock=198, 
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    sock_error=0x7fee85dd0be4) at main.c:2694
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        ret = 10
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        need_tracing_session = 1
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        need_domain = 1
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        __func__ = "process_client_msg"
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#10 0x000000000042f173 in thread_manage_clients (data=0x0) at main.c:3463
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        sock = 198
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        ret = 8780
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        i = 1
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        pollfd = 7
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        err = -1
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        sock_error = 0
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        revents = 1
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        nb_fd = 1
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        cmd_ctx = 0x7fee741f4dd0
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        events = {epfd = 14, nb_fd = 2, alloc_size = 2, init_size = 2, events = 0x178e490}
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        __func__ = "thread_manage_clients"
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