Re: [libvirt] 'make check' hangs

On Wed, Nov 30, 2011 at 09:01:28AM +0000, Daniel P. Berrange wrote: > On Wed, Nov 30, 2011 at 11:18:23AM +0800, Wen Congyang wrote: >> When I run 'make check', it hangs sometimes. >> >> I use gdb to attach lt-virsh, and the following is the >> backtrace: >> (gdb) thread 1 >> [Switching to thread 1 (Thread 0x7fc6c04d5800 (LWP 24099))]#0 0x0000003bdce0804d in pthread_join () from /lib64/libpthread.so.0 >> (gdb) bt >> #0 0x0000003bdce0804d in pthread_join () from /lib64/libpthread.so.0 >> #1 0x000000000041c0b3 in vshDeinit (ctl=0x7fff015f4570) at virsh.c:17262 >> #2 0x00000000004248d1 in main (argc=<value optimized out>, argv=0x7fff015f4728) at virsh.c:17608 >> (gdb) thread 2 >> [Switching to thread 2 (Thread 0x7fc6c04d4700 (LWP 24138))]#0 0x0000003bdc2dc053 in poll () from /lib64/libc.so.6 >> (gdb) bt >> #0 0x0000003bdc2dc053 in poll () from /lib64/libc.so.6 >> #1 0x00007fc6c075359c in virEventPollRunOnce () at util/event_poll.c:619 >> #2 0x00007fc6c07527d7 in virEventRunDefaultImpl () at util/event.c:247 >> #3 0x000000000041bea3 in vshEventLoop (opaque=0x7fff015f4570) at virsh.c:16800 >> #4 0x00007fc6c0764702 in virThreadHelper (data=<value optimized out>) at util/threads-pthread.c:157 >> #5 0x0000003bdce077f1 in start_thread () from /lib64/libpthread.so.0 >> #6 0x0000003bdc2e570d in clone () from /lib64/libc.so.6 >> (gdb) > > > I've seen this once, for the first time yesterday, but I can't > see any obvious change in either virsh, or the event code that > would have caused this to start happening in the past couple > of days. Same yesterday for me, first time too, on F14, I was blaming my system as I got an oops earlier, but apparently that's not it ! I got it again, and it's the virsh-synopsis test which fails to finish. I had to try 4 time before reproducing it... Daniel