[openib-general] dapltest gets segfaulted in librdmacm init

James Lentini jlentini at netapp.com
Mon Jun 19 10:23:39 PDT 2006


I don't see this.

The gdb sharedlibrary output looks suspicious. /usr/local/ib isn't a 
standard path for our binaries.

Are you sure everything is up-to-date on your system? Is the provided 
library that you have configured to handle IA "OpenIB-cma" the latest 
and greatest?


On Mon, 19 Jun 2006, Or Gerlitz wrote:

> After fixing the ucma/port space issue with the calls to rdma_create_id i
> am now trying to run
> 
> 	$ ./Target/dapltest -T S -D OpenIB-cma
> 
> and getting an immediate segfault with the below trace, any idea?
> 
> Or.
> 
> #0  0x00002af6d3a97685 in ibv_open_device (device=0x537440) at device.c:128
> 128             context = device->ops.alloc_context(device, cmd_fd);
> (gdb) where
> #0  0x00002af6d3a97685 in ibv_open_device (device=0x537440) at device.c:128
> #1  0x00002af6d3cc4076 in ucma_init () at cma.c:220
> #2  0x00002af6d3cc4182 in rdma_create_event_channel () at cma.c:257
> #3  0x00002af6d3bb20e3 in dapls_ib_open_hca (hca_name=0x534430 "ib0", hca_ptr=0x532870) at dapl_ib_util.c:222
> #4  0x00002af6d3bab454 in dapl_ia_open (name=0x530028 "OpenIB-cma", async_evd_qlen=8, async_evd_handle_ptr=0x52e690,
>     ia_handle_ptr=0x52e660) at dapl_ia_open.c:145
> #5  0x00002af6d352e422 in dat_ia_openv (name=0x530028 "OpenIB-cma", async_event_qlen=8, async_event_handle=0x52e690,
>     ia_handle=0x52e660, dapl_major=1, dapl_minor=2, thread_safety=DAT_FALSE) at udat.c:229
> #6  0x000000000041461f in DT_cs_Server (params_ptr=0x530020) at dapl_server.c:105
> #7  0x0000000000407aa2 in DT_Execute_Test (params_ptr=0x530020) at dapl_execute.c:55
> #8  0x000000000041e9d9 in DT_Tdep_Execute_Test (params_ptr=0x530020) at udapl_tdep.c:48
> #9  0x0000000000403669 in dapltest (argc=5, argv=0x7fffd7693748) at dapl_main.c:95
> #10 0x00000000004035bb in main (argc=5, argv=0x7fffd7693748) at dapl_main.c:37
> (gdb) info sharedlibrary
> >From                To                  Syms Read   Shared Object Library
> 0x00002af6d352e0e0  0x00002af6d3533e38  Yes         /usr/local/ib/lib/libdat.so.1
> 0x00002af6d365d470  0x00002af6d3664d48  Yes         /lib64/tls/libpthread.so.0
> 0x00002af6d37888b0  0x00002af6d3852ce0  Yes         /lib64/tls/libc.so.6
> 0x00002af6d398f450  0x00002af6d3990128  Yes         /lib64/libdl.so.2
> 0x00002af6d3a94690  0x00002af6d3a99aa8  Yes         /usr/local/ib/lib/libibverbs.so.2
> 0x00002af6d3415cf0  0x00002af6d3426ab7  Yes         /lib64/ld-linux-x86-64.so.2
> 0x00002af6d3b9ffc0  0x00002af6d3bb7028  Yes         /usr/local/ib/lib/libdaplcma.so
> 0x00002af6d3cc3ca0  0x00002af6d3cc6d18  Yes         /usr/local/ib/lib/librdmacm.so
> 0x00002af6d3deb200  0x00002af6d3df2348  Yes         /usr/local/lib/libsysfs.so.1
> 0x00002af6d3ef5b50  0x00002af6d3efc138  Yes         /usr/local/ib/lib/infiniband/mthca.so
> 0x00002af6d40006c0  0x00002af6d4005838  Yes         /usr/local/ib/lib/libibverbs.so.1
> 
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