On 03/08/2016 03:16 PM, Benjamin Coddington wrote:
That's where we want the backtrace; that's when you should do 'bt'. Feel
free to leave out everything else.
Wow - Sorry about that.
(gdb) handle SIG37 nostop
Signal Stop Print Pass to program Description
SIG37 No Yes Yes Real-time event 37
(gdb) continue
Continuing.
Program received signal SIG37, Real-time event 37.
Program received signal SIG37, Real-time event 37.
Program received signal SIG37, Real-time event 37.
Program received signal SIG37, Real-time event 37.
Program received signal SIG37, Real-time event 37.
Program received signal SIGSEGV, Segmentation fault.
__strcmp_ssse3 () at ../sysdeps/x86_64/strcmp.S:212
212 movlpd (%rdi), %xmm1
(gdb) bt
#0 __strcmp_ssse3 () at ../sysdeps/x86_64/strcmp.S:212
#1 0x00007fec0dfb60f4 in find_keytab_entry (context=0x7fec0f82d6d0,
kt=0x7fec0f829a10, tgtname=tgtname@entry=0x7fec0f829910
"ubfs1.itorg.ad.buffalo.edu",
kte=kte@entry=0x7fffc8ca1ec0,
svcnames=svcnames@entry=0x7fffc8ca1e90) at krb5_util.c:894
#2 0x00007fec0dfb6ded in gssd_refresh_krb5_machine_credential
(hostname=0x7fec0f829910 "ubfs1.itorg.ad.buffalo.edu",
ple=ple@entry=0x0, service=service@entry=0x0)
at krb5_util.c:1311
#3 0x00007fec0dfb4030 in krb5_use_machine_creds
(clp=clp@entry=0x7fec0f82bcb0, uid=uid@entry=0,
tgtname=tgtname@entry=0x0, service=service@entry=0x0,
rpc_clnt=rpc_clnt@entry=0x7fffc8ca2000) at gssd_proc.c:1086
#4 0x00007fec0dfb4416 in process_krb5_upcall
(clp=clp@entry=0x7fec0f82bcb0, uid=0, fd=13, tgtname=tgtname@entry=0x0,
service=service@entry=0x0) at gssd_proc.c:1222
#5 0x00007fec0dfb4d03 in handle_gssd_upcall
(clp=clp@entry=0x7fec0f82bcb0) at gssd_proc.c:1413
#6 0x00007fec0dfb264e in scan_poll_results (ret=1) at gssd_main_loop.c:85
#7 gssd_poll (nfds=<optimized out>, fds=<optimized out>) at
gssd_main_loop.c:201
#8 gssd_run () at gssd_main_loop.c:258
#9 0x00007fec0dfb111a in main (argc=<optimized out>,
argv=0x7fffc8ca2418) at gssd.c:216
(gdb) continue
Continuing.
Program terminated with signal SIGSEGV, Segmentation fault.
The program no longer exists.
(gdb)
FWIW, the ubfs1.itorg.ad.buffalo.edu hostname mentioned in the backtrace
is the nfs server.
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