Fails on qtest_init() in tests/libqtest.c, "Broken pipe". I cannot easily
see what is wrong here with this patch but it is 100% reproducible on x86_64
:(
On 06/13/2013 04:28 PM, Alexey Kardashevskiy wrote:
> Hi!
>
> I do not know how (yet) but this patch breaks qtest on x86 (I bisected it):
>
>
> make check-qtest V=1
> QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64
> MALLOC_PERTURB_=${MALLOC_PERTURB_:-$((RANDOM % 255 + 1))} gtester -k
> --verbose -m=quick tests/fdc-test tests/ide-test tests/hd-geo-test
> tests/rtc-test tests/i440fx-test tests/fw_cfg-test
> TEST: tests/fdc-test... (pid=13049)
> Broken pipe
> FAIL: tests/fdc-test
> TEST: tests/ide-test... (pid=13053)
> /x86_64/ide/identify:
> Broken pipe
> FAIL
> GTester: last random seed: R02S2f8a8fd53ff256765db44cefb0a920ce
> (pid=13057)
> /x86_64/ide/bmdma/setup:
> Broken pipe
> FAIL
> GTester: last random seed: R02S0cec5d222cfd196e6e839e06d7ddde89
> (pid=13061)
> /x86_64/ide/bmdma/simple_rw: FAIL
> GTester: last random seed: R02S46a30a1ccd33dc104919118330810a85
> (pid=13062)
> /x86_64/ide/bmdma/short_prdt: FAIL
> GTester: last random seed: R02S19fdcc95895b870371ed5ddcc8b77eda
> (pid=13063)
>
> [...]
>
>
> On 06/04/2013 10:13 PM, Paolo Bonzini wrote:
>> Add ref/unref calls at the following places:
>>
>> - places where memory regions are stashed by a listener and
>> used outside the BQL (including in Xen or KVM).
>>
>> - memory_region_find callsites
>>
>> - creation of aliases and containers (only the aliased/contained
>> region gets a reference to avoid loops)
>>
>> - around calls to del_subregion/add_subregion, where the region
>> could disappear after the first call
>>
>> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
>> ---
>> exec.c | 6 +++++-
>> hw/core/loader.c | 1 +
>> hw/display/exynos4210_fimd.c | 6 ++++++
>> hw/display/framebuffer.c | 12 +++++++-----
>> hw/i386/kvmvapic.c | 1 +
>> hw/misc/vfio.c | 2 ++
>> hw/virtio/dataplane/hostmem.c | 7 +++++++
>> hw/virtio/vhost.c | 2 ++
>> hw/virtio/virtio-balloon.c | 1 +
>> hw/xen/xen_pt.c | 4 ++++
>> include/hw/virtio/dataplane/hostmem.h | 1 +
>> kvm-all.c | 2 ++
>> memory.c | 20 ++++++++++++++++++++
>> target-arm/kvm.c | 2 ++
>> target-sparc/mmu_helper.c | 1 +
>> xen-all.c | 2 ++
>> 16 files changed, 64 insertions(+), 6 deletions(-)
--
Alexey
