From: Eric Blake <eblake@redhat.com>
To: pannengyuan@huawei.com, mst@redhat.com
Cc: liyiting@huawei.com, "Laurent Vivier" <lvivier@redhat.com>,
zhang.zhanghailiang@huawei.com, kuhn.chenqun@huawei.com,
"Amit Shah" <amit@kernel.org>,
qemu-devel@nongnu.org,
"Marc-André Lureau" <marcandre.lureau@redhat.com>,
"Paolo Bonzini" <pbonzini@redhat.com>
Subject: Re: [PATCH v2 3/3] virtio-serial-bus: fix memory leak while attach virtio-serial-bus
Date: Wed, 4 Dec 2019 08:41:37 -0600
Message-ID: <b810d699-967c-2f22-4659-f1a2d906b1c8@redhat.com> (raw)
In-Reply-To: <1575444716-17632-3-git-send-email-pannengyuan@huawei.com>
On 12/4/19 1:31 AM, pannengyuan@huawei.com wrote:
> From: Pan Nengyuan <pannengyuan@huawei.com>
>
> ivqs/ovqs/c_ivq/c_ovq is forgot to cleanup in
s/is //
> virtio_serial_device_unrealize, the memory leak stack is as bellow:
below
>
> Direct leak of 1290240 byte(s) in 180 object(s) allocated from:
> #0 0x7fc9bfc27560 in calloc (/usr/lib64/libasan.so.3+0xc7560)
> #1 0x7fc9bed6f015 in g_malloc0 (/usr/lib64/libglib-2.0.so.0+0x50015)
> #2 0x5650e02b83e7 in virtio_add_queue hw/virtio/virtio.c:2327
> #3 0x5650e02847b5 in virtio_serial_device_realize hw/char/virtio-serial-bus.c:1089
> #4 0x5650e02b56a7 in virtio_device_realize hw/virtio/virtio.c:3504
> #5 0x5650e03bf031 in device_set_realized hw/core/qdev.c:876
> #6 0x5650e0531efd in property_set_bool qom/object.c:2080
> #7 0x5650e053650e in object_property_set_qobject qom/qom-qobject.c:26
> #8 0x5650e0533e14 in object_property_set_bool qom/object.c:1338
> #9 0x5650e04c0e37 in virtio_pci_realize hw/virtio/virtio-pci.c:1801
>
> Reported-by: Euler Robot <euler.robot@huawei.com>
> Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
> Cc: Laurent Vivier <lvivier@redhat.com>
> Cc: Amit Shah <amit@kernel.org>
> Cc: "Marc-André Lureau" <marcandre.lureau@redhat.com>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> ---
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org
next prev parent reply index
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-04 7:31 [PATCH v2 1/3] virtio: add ability to delete vq through a pointer pannengyuan
2019-12-04 7:31 ` [PATCH v2 2/3] virtio-balloon: fix memory leak while attach virtio-balloon device pannengyuan
2019-12-04 10:16 ` Laurent Vivier
2019-12-04 7:31 ` [PATCH v2 3/3] virtio-serial-bus: fix memory leak while attach virtio-serial-bus pannengyuan
2019-12-04 10:17 ` Laurent Vivier
2019-12-04 14:41 ` Eric Blake [this message]
2019-12-09 16:51 ` Michael S. Tsirkin
2019-12-04 8:33 ` [PATCH v2 1/3] virtio: add ability to delete vq through a pointer Pankaj Gupta
2019-12-05 2:30 ` Pan Nengyuan
2019-12-05 4:51 ` Pankaj Gupta
2019-12-09 15:58 ` Michael S. Tsirkin
2019-12-04 9:40 ` Laurent Vivier
2019-12-04 14:40 ` Eric Blake
2019-12-05 2:35 ` Pan Nengyuan
2019-12-05 16:45 ` Amit Shah
2019-12-06 2:17 ` Pan Nengyuan
2019-12-06 8:56 ` Amit Shah
2019-12-06 9:00 ` Pan Nengyuan
2019-12-09 16:43 ` Michael S. Tsirkin
2019-12-09 16:58 ` Michael S. Tsirkin
2019-12-10 2:08 ` Pan Nengyuan
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