Re: [Qemu-devel] [Bug 1729623] Re: test-aio-multithread fails with 'Co-routine re-entered recursively'

[Stefan Hajnoczi]

On Mon, Nov 06, 2017 at 04:57:13AM -0000, R.Nageswara Sastry wrote:
> I could re-produce using the following command,
> 
> # MALLOC_PERTURB_=${MALLOC_PERTURB_:-$(( ${RANDOM:-0} % 255 + 1))} gtester -k 
> --verbose -m=quick tests/test-aio-multithread
> TEST: tests/test-aio-multithread... (pid=116074)
>   /aio/multi/lifecycle:                                                OK
>   /aio/multi/schedule:                                                 
> Co-routine re-entered recursively
> FAIL
> GTester: last random seed: R02Seb8ebc3a9c10406e7725cdff556c14e4
> (pid=116088)
>   /aio/multi/mutex/contended:                                          OK
>   /aio/multi/mutex/handoff:                                            OK
>   /aio/multi/mutex/mcs:                                                OK
>   /aio/multi/mutex/pthread:                                            OK
> FAIL: tests/test-aio-multithread
> address@hidden qemu]# echo $?
> 1
> 
> No important dmesg messages.
> 
> Trying with gdb

Thanks, the backtrace was useful.  I have sent a patch and CCed you.

Stefan

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