Re: [HTCondor-devel] 8.9.8 master getting into an infinite loop on startup

[MÃtyÃs Selmeci <matyas@xxxxxxxxxxx>]

Here's the pstack of the child:


#0  0x00007fd5c788fa17 in close () from /usr/lib64/libpthread.so.0
#1  0x00007fd5c83eb03e in CreateProcessForkit::exec() () from /usr/lib64/libcondor_utils_8_9_8.so
#2  0x00007fd5c83eb89c in CreateProcessForkit::fork_exec() () from /usr/lib64/libcondor_utils_8_9_8.so
#3  0x00007fd5c83f85cb in DaemonCore::Create_Process(char const*, ArgList const&, priv_state, int, int, int, Env const*, char const*, FamilyInfo*, Stream**, int*, int*, int, __sigset_t*, int, unsigned long*, int*, char const*, MyString*, FilesystemRemap*, long) () from /usr/lib64/libcondor_utils_8_9_8.so
#4  0x00007fd5c82da64b in ProcFamilyProxy::start_procd() () from /usr/lib64/libcondor_utils_8_9_8.so
#5  0x00007fd5c82db283 in ProcFamilyProxy::ProcFamilyProxy(char const*) () from /usr/lib64/libcondor_utils_8_9_8.so
#6  0x00007fd5c82d9e18 in ProcFamilyInterface::create(char const*) () from /usr/lib64/libcondor_utils_8_9_8.so
#7  0x00007fd5c83f9236 in DaemonCore::Create_Process(char const*, ArgList const&, priv_state, int, int, int, Env const*, char const*, FamilyInfo*, Stream**, int*, int*, int, __sigset_t*, int, unsigned long*, int*, char const*, MyString*, FilesystemRemap*, long) () from /usr/lib64/libcondor_utils_8_9_8.so
#8  0x0000000000416315 in daemon::RealStart() ()
#9  0x0000000000416f3a in Daemons::StartDaemonHere(daemon*) ()
#10 0x0000000000416fe3 in Daemons::StartAllDaemons() ()
#11 0x000000000040ebbe in main_init(int, char**) ()
#12 0x00007fd5c8403468 in dc_main(int, char**) () from /usr/lib64/libcondor_utils_8_9_8.so
#13 0x00007fd5c76d9042 in __libc_start_main () from /usr/lib64/libc.so.6
#14 0x000000000040b90e in _start ()


On 7/21/20 12:34 PM, Bockelman, Brian wrote:
> Hi Mat,
> 
> Could you do a "pstack" of the child condor_master process?
> 
> Unfortunately, from your traceback, it like the master is simply waiting for the child to do something (either exec or error out) -- not too much info there.
> 
> Brian
> 
>> On Jul 21, 2020, at 12:05 PM, MÃtyÃs Selmeci via HTCondor-devel <htcondor-devel@xxxxxxxxxxx> wrote:
>>
>> Hey folks,
>>
>> I've got a problem running 8.9.8 on my Fedora 32 laptop (I'm using an
>> RPM Tim gave me from an NMI build): when I start condor, the master
>> forks and the child master gets into an infinite loop, eating an entire
>> CPU and not responding to SIGTERM.  The last line in the MasterLog is:
>>
>> 07/21/20 11:46:56 (fd:1) (pid:233863) (D_DAEMONCORE) About to exec "/usr/sbin/condor_procd"
>>
>> SELinux is off.  I attached my MasterLog with D_ALL:2 and
>> condor_config_val -summary (that feature's great).  The traceback
>> at the end of MasterLog is me killing sending SIGABRT to both
>> condor_master processes.
>>
>> Any ideas?
>>
>> Thanks,
>> -Mat
>> <MasterLog.txt><summary.txt>_______________________________________________
>> HTCondor-devel mailing list
>> HTCondor-devel@xxxxxxxxxxx
>> https://lists.cs.wisc.edu/mailman/listinfo/htcondor-devel
>