Re: [Xen-devel] [libvirt test] 58119: regressions - FAIL

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Thu, 2015-06-18 at 16:18 +0100, Ian Campbell wrote:
> On Mon, 2015-06-15 at 15:30 +0100, Anthony PERARD wrote:
> > The "No response from client ..." appear only on armhf as far as I can
> > tell.
> 
> Indeed, and I just noticed while developing osstest for arm64 that the
> daemon is segfaulting, and we even managed to collect a core dump, not
> this time but in:
> 
> http://logs.test-lab.xenproject.org/osstest/logs/58693/test-armhf-armhf-libvirt/info.html
> 
> Although the core and the build stuff is all there it was a bit easier
> to just install gdb on the arm64 system in my hands, it reports:

Fwiw the arm32 one from 48693 looked a bit different, but was ultimately
some sort of heap corruption I would say:

Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".
Core was generated by `/usr/local/sbin/libvirtd -d'.
Program terminated with signal 6, Aborted.
#0  __libc_do_syscall () at 
../ports/sysdeps/unix/sysv/linux/arm/eabi/libc-do-syscall.S:44
44      ../ports/sysdeps/unix/sysv/linux/arm/eabi/libc-do-syscall.S: No such 
file or directory.
(gdb) bt
#0  __libc_do_syscall () at 
../ports/sysdeps/unix/sysv/linux/arm/eabi/libc-do-syscall.S:44
#1  0xb694af8a in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:67
#2  0xb694d428 in __GI_abort () at abort.c:92
#3  0xb69722f6 in __libc_message (do_abort=2, fmt=0xb69f25d8 "*** glibc 
detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#4  0xb6978fbe in malloc_printerr (action=<optimized out>, str=0xb69f2604 
"munmap_chunk(): invalid pointer", ptr=<optimized out>) at malloc.c:6312
#5  0xb6ab27c0 in virFree () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt.so.0
#6  0xb149b0bc in libxlDomainSetVcpuAffinities () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt/connection-driver/libvirt_driver_libxl.so
#7  0xb149b8ce in libxlDomainStart () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt/connection-driver/libvirt_driver_libxl.so
#8  0xb149db34 in libxlDomainCreateXML () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt/connection-driver/libvirt_driver_libxl.so
#9  0xb6bce870 in virDomainCreateXML () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt.so.0
#10 0xb6f254a6 in remoteDispatchDomainCreateXML ()
#11 0xb6f253d6 in remoteDispatchDomainCreateXMLHelper ()
#12 0xb6f69732 in virNetServerProgramDispatchCall ()
#13 0xb6f6937e in virNetServerProgramDispatch ()
#14 0xb6f6353c in virNetServerProcessMsg ()
#15 0xb6f635f4 in virNetServerHandleJob ()
#16 0xb6b1d878 in virThreadPoolWorker () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt.so.0
#17 0xb6b1cd56 in virThreadHelper () from 
/local/scratch/ianc/tmp/usr/local/lib/libvirt.so.0
#18 0xb6a10ebc in start_thread (arg=0xb4ea63e0) at pthread_create.c:306
#19 0xb69b8cc8 in ?? () at 
../ports/sysdeps/unix/sysv/linux/arm/nptl/../clone.S:116 from 
/lib/arm-linux-gnueabihf/libc.so.6
#20 0xb69b8cc8 in ?? () at 
../ports/sysdeps/unix/sysv/linux/arm/nptl/../clone.S:116 from 
/lib/arm-linux-gnueabihf/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)



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