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IDProjectCategoryView StatusLast Update
0017167CentOS-8rng-toolspublic2020-03-19 08:37
Reporterpa 
PrioritynormalSeverityminorReproducibilityalways
Status newResolutionopen 
Product Version8.1.1911 
Target VersionFixed in Version 
Summary0017167: rngd.service failed to stop in initramfs with KVM HW RNG
DescriptionWhen I am booting guest system in KVM with "virtualize a hardware random number generator (HW RNG)" set, service rngd.service fails to end as initrafs service

Mar 19 09:16:03 host-x rngd[197]: Initalizing available sources
Mar 19 09:16:03 host-x rngd[197]: Initalizing entropy source hwrng
Mar 19 09:16:03 host-x rngd[197]: Enabling RDSEED rng support
Mar 19 09:16:03 host-x rngd[197]: Initalizing entropy source rdrand
Mar 19 09:16:04 host-x rngd[197]: Enabling JITTER rng support
Mar 19 09:16:04 host-x rngd[197]: Initalizing entropy source jitter
Mar 19 09:16:04 host-x systemd[1]: Stopping Hardware RNG Entropy Gatherer Daemon...

Mar 19 09:16:08 host-x rngd[197]: libgcc_s.so.1 must be installed for pthread_cancel to work
Mar 19 09:16:08 host-x systemd[1]: rngd.service: Main process exited, code=killed, status=6/AB>
Mar 19 09:16:08 host-x systemd[1]: rngd.service: Failed with result 'signal'.
Mar 19 09:16:08 host-x systemd[1]: Started Hardware RNG Entropy Gatherer Daemon.
Mar 19 09:16:08 host-x rngd[1195]: Initalizing available sources
Mar 19 09:16:08 host-x rngd[1195]: Initalizing entropy source hwrng
Mar 19 09:16:08 host-x rngd[1195]: Enabling RDSEED rng support
Mar 19 09:16:08 host-x rngd[1195]: Initalizing entropy source rdrand
Mar 19 09:16:09 host-x rngd[1195]: Enabling JITTER rng support
Mar 19 09:16:09 host-x rngd[1195]: Initalizing entropy source jitter
Mar 19 09:16:11 host-x systemd-coredump[1193]: Process 197 (rngd) of user 0 dumped core.
                                                                       
                                                                       Stack trace of thread 202:
                                                                       #0 0x00007f6063af28df raise (libc.so.6)
                                                                       #1 0x00007f6063adccf5 abort (libc.so.6)
                                                                       #2 0x00007f6063b35c17 __libc_message (libc.so.6)
                                                                       #3 0x00007f6063b35cda __libc_fatal (libc.so.6)
                                                                       #4 0x00007f6063e9148f pthread_cancel_init (libpthread.so.0)
                                                                       #5 0x00007f6063e915c4 _Unwind_ForcedUnwind (libpthread.so.0)
                                                                       #6 0x00007f6063e8f6d6 __pthread_unwind (libpthread.so.0)
                                                                       #7 0x00007f6063e8755b pthread_exit (libpthread.so.0)
                                                                       #8 0x00005619e13444c7 thread_entropy_task (rngd)
                                                                       #9 0x00007f6063e862de start_thread (libpthread.so.0)
                                                                       #10 0x00007f6063bb7133 __clone (libc.so.6)
                                                                       
                                                                       Stack trace of thread 203:
                                                                       #0 0x00007f6063e8c47c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0)
                                                                       #1 0x00005619e1343fa5 thread_entropy_task (rngd)
                                                                       #2 0x00007f6063e862de start_thread (libpthread.so.0)
                                                                       #3 0x00007f6063bb7133 __clone (libc.so.6)
                                                                       
                                                                       Stack trace of thread 197:
                                                                       #0 0x00007f6063e877bd __GI___pthread_timedjoin_ex (libpthread.so.0)
                                                                       #1 0x00005619e1345830 close_jitter_entropy_source (rngd)
                                                                       #2 0x00005619e1340e74 close_all_entropy_sources (rngd)
                                                                       #3 0x00005619e133f654 main (rngd)
                                                                       #4 0x00007f6063ade873 __libc_start_main (libc.so.6)
                                                                       #5 0x00005619e133fcbe _start (rngd)
Steps To Reproduceguest KVM virtualizatin with KVM "virtualize a hardware random number generator (HW RNG)" set
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Date Modified Username Field Change
2020-03-19 08:37 pa New Issue