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Re: [PATCH v2 3/3] virtio-serial-bus: fix memory leak while attach virti
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From: |
Eric Blake |
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Subject: |
Re: [PATCH v2 3/3] virtio-serial-bus: fix memory leak while attach virtio-serial-bus |
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Date: |
Wed, 4 Dec 2019 08:41:37 -0600 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 |
On 12/4/19 1:31 AM, address@hidden wrote:
From: Pan Nengyuan <address@hidden>
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 <address@hidden>
Signed-off-by: Pan Nengyuan <address@hidden>
Cc: Laurent Vivier <address@hidden>
Cc: Amit Shah <address@hidden>
Cc: "Marc-André Lureau" <address@hidden>
Cc: Paolo Bonzini <address@hidden>
---
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org
- [PATCH v2 1/3] virtio: add ability to delete vq through a pointer, pannengyuan, 2019/12/04
- [PATCH v2 2/3] virtio-balloon: fix memory leak while attach virtio-balloon device, pannengyuan, 2019/12/04
- [PATCH v2 3/3] virtio-serial-bus: fix memory leak while attach virtio-serial-bus, pannengyuan, 2019/12/04
- Re: [PATCH v2 1/3] virtio: add ability to delete vq through a pointer, Pankaj Gupta, 2019/12/04
- Re: [PATCH v2 1/3] virtio: add ability to delete vq through a pointer, Laurent Vivier, 2019/12/04
- Re: [PATCH v2 1/3] virtio: add ability to delete vq through a pointer, Eric Blake, 2019/12/04
- Re: [PATCH v2 1/3] virtio: add ability to delete vq through a pointer, Amit Shah, 2019/12/05